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7 May 2024 - 04:04 EDT
7 May 2024 - 08:04 UTC

Post-tropical Cyclone Isaias at 47.5°N - 71.8°W

Quebec, Canada

Last observation: 05 Aug 2020 - 20:50 UTC

« 2020 Storms »

28 Jul 2020 - 5 Aug 2020


Storm images and information

NHC Storm Description:

5 Aug 2020 - 9:00 UTC ...RAIN AND GUSTY WINDS CONTINUE TO SPREAD OVER EASTERN QUEBEC... ...THIS IS THE LAST NHC ADVISORY... As of 5:00 AM EDT Wed Aug 5 the center of Isaias was located near 47.5, -71.8 with movement NNE at 28 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 40 mph.

5 Aug 2020 - 6:00 UTC ...ISAIAS PRODUCING GUSTY WINDS AND HEAVY RAINFALL OVER SOUTHEASTERN QUEBEC... As of 2:00 AM EDT Wed Aug 5 the center of Isaias was located near 46.1, -72.2 with movement NNE at 35 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 40 mph.

5 Aug 2020 - 3:00 UTC ...ISAIAS BECOMES A POST-TROPICAL CYCLONE AS IT MOVES INTO SOUTHEASTERN CANADA... ...TROPICAL STORM CONDITIONS EXPECTED FOR A FEW MORE HOURS ALONG PORTIONS OF THE NEW ENGLAND COAST... As of 11:00 PM EDT Tue Aug 4 the center of Isaias was located near 45.3, -72.5 with movement NNE at 38 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 45 mph.

5 Aug 2020 - 0:00 UTC ...CENTER OF ISAIAS NOW MOVING THROUGH THE NEW ENGLAND STATES... As of 8:00 PM EDT Tue Aug 4 the center of Isaias was located near 43.6, -73.0 with movement NNE at 40 mph. The minimum central pressure was 997 mb with maximum sustained winds of about 50 mph.

4 Aug 2020 - 21:00 UTC ...ISAIAS RACING NORTH-NORTHEASTWARD ACROSS EASTERN NEW YORK... ...STRONG GUSTY WINDS...HEAVY RAINFALL...AND THE THREAT OF TORNADOES WILL SPREAD NORTHWARD ACROSS SOUTHERN AND CENTRAL NEW ENGLAND... As of 5:00 PM EDT Tue Aug 4 the center of Isaias was located near 42.7, -74.2 with movement NNE at 40 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 65 mph.

4 Aug 2020 - 20:00 UTC ...STRONG WINDS...HEAVY RAINFALL...AND THE THREAT FOR TORNADOES WILL CONTINUE ACROSS SOUTHEASTERN NEW YORK...THE NEW YORK CITY METROPOLITAN AREA...AND SOUTHERN NEW ENGLAND WILL CONTINUE THROUGH THIS AFTERNOON... As of 4:00 PM EDT Tue Aug 4 the center of Isaias was located near 42.1, -74.5 with movement NNE at 40 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 65 mph.

4 Aug 2020 - 19:00 UTC ...STRONG WINDS...HEAVY RAINFALL...AND THE THREAT FOR TORNADOES WILL CONTINUE ACROSS SOUTHEASTERN NEW YORK...THE NEW YORK CITY METROPOLITAN AREA...AND SOUTHERN NEW ENGLAND WILL CONTINUE THROUGH THIS AFTERNOON... As of 3:00 PM EDT Tue Aug 4 the center of Isaias was located near 41.5, -74.8 with movement NNE at 40 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 65 mph.

4 Aug 2020 - 18:00 UTC ...ISAIAS RACING NORTH-NORTHEASTWARD ACROSS EASTERN PENNSYLVANIA INTO SOUTHEASTERN NEW YORK... ...STRONG GUSTY WINDS...HEAVY RAINFALL...AND THE THREAT OF TORNADOES WILL SPREAD NORTHWARD INTO SOUTHERN NEW ENGLAND... As of 2:00 PM EDT Tue Aug 4 the center of Isaias was located near 40.9, -75.1 with movement NNE at 40 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 65 mph.

4 Aug 2020 - 17:00 UTC ...100 PM EDT POSITION UPDATE... ...STRONG WINDS...HEAVY RAINFALL...AND TORNADOES OCCURRING OVER NORTHERN NEW JERSEY...EASTERN PENNSYLVANIA...AND SOUTHEASTERN NEW YORK WILL CONTINUE TO SPREAD NORTHWARD THIS AFTERNOON... As of 1:00 PM EDT Tue Aug 4 the center of Isaias was located near 40.2, -75.4 with movement NNE at 40 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 16:00 UTC ...1200 PM EDT POSITION UPDATE... ...STRONG WINDS...HEAVY RAINFALL...AND TORNADOES OCCURRING OVER SOUTHERN NEW JERSEY AND SOUTHEASTERN PENNSYLVANIA WILL CONTINUE TO SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST THIS AFTERNOON... As of 12:00 PM EDT Tue Aug 4 the center of Isaias was located near 39.6, -75.8 with movement NNE at 35 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 15:00 UTC ...CENTER OF ISAIAS MOVING RAPIDLY ACROSS EASTERN MARYLAND... ...STRONG WINDS...HEAVY RAINFALL...AND TORNADOES WILL CONTINUE TO SPREAD NORTH-NORTHEASTWARD ALONG THE MID-ATLANTIC COAST TODAY... As of 11:00 AM EDT Tue Aug 4 the center of Isaias was located near 39.1, -76.1 with movement NNE at 35 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 14:00 UTC ...1000 AM EDT POSITION UPDATE... ...STRONG WINDS...HEAVY RAINFALL...AND TORNADOES OCCURRING OVER EASTERN MARYLAND AND THE DELMARVA PENINSULA WILL SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST TODAY... As of 10:00 AM EDT Tue Aug 4 the center of Isaias was located near 38.7, -76.3 with movement NNE at 35 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 13:00 UTC ...900 AM EDT POSITION UPDATE... ...STRONG WINDS...HEAVY RAINFALL...AND TORNADOES OCCURRING OVER EASTERN MARYLAND AND THE DELMARVA PENINSULA WILL SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST TODAY... As of 9:00 AM EDT Tue Aug 4 the center of Isaias was located near 38.2, -76.6 with movement NNE at 33 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 12:00 UTC ...CENTER OF ISAIAS MOVING ACROSS SOUTHEASTERN VIRGINIA... ...STRONG WINDS...HEAVY RAINFALL...AND THE THREAT OF TORNADOES WILL SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST THIS MORNING... As of 8:00 AM EDT Tue Aug 4 the center of Isaias was located near 37.7, -76.8 with movement NNE at 33 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 9:00 UTC ...CENTER OF ISAIAS NEARING SOUTHEAST VIRGINIA... ...STRONG WINDS...HEAVY RAINFALL...AND THE THREAT OF TORNADOES WILL SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST THIS MORNING... As of 5:00 AM EDT Tue Aug 4 the center of Isaias was located near 36.3, -77.5 with movement NNE at 28 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 8:00 UTC ...4 AM POSITION UPDATE... ...STRONG WINDS CONTINUE OVER PORTIONS OF EASTERN NORTH CAROLINA... As of 4:00 AM EDT Tue Aug 4 the center of Isaias was located near 35.9, -77.7 with movement NNE at 26 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 7:00 UTC ...ISAIAS WEAKENS TO A TROPICAL STORM OVER EASTERN NORTH CAROLINA... ...STRONG WINDS, HEAVY RAINFALL, AND THE THREAT OF TORNADOES BEGINNING TO SPREAD INTO SOUTHEASTERN VIRGINIA... As of 3:00 AM EDT Tue Aug 4 the center of Isaias was located near 35.5, -78.0 with movement NNE at 24 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 70 mph.

4 Aug 2020 - 6:00 UTC ...CENTER OF ISAIAS MOVING QUICKLY NORTH-NORTHEASTWARD OVER EASTERN NORTH CAROLINA... ...STRONG WINDS AND HEAVY RAINFALL TO SPREAD NORTHWARD ALONG THE MID-ATLANTIC COAST THIS MORNING... As of 2:00 AM EDT Tue Aug 4 the center of Isaias was located near 35.0, -78.1 with movement NNE at 23 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 75 mph.

4 Aug 2020 - 5:00 UTC ...100 AM EDT POSITION UPDATE... As of 1:00 AM EDT Tue Aug 4 the center of Isaias was located near 34.6, -78.1 with movement NNE at 22 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 80 mph.

4 Aug 2020 - 4:00 UTC ...1200 AM EDT POSITION UPDATE... As of 12:00 AM EDT Tue Aug 4 the center of Isaias was located near 34.2, -78.3 with movement NNE at 22 mph. The minimum central pressure was 988 mb with maximum sustained winds of about 85 mph.

4 Aug 2020 - 3:00 UTC ...HURRICANE CONDITIONS SPREADING ONTO THE COAST OF EASTERN SOUTH CAROLINA AND SOUTHEASTERN NORTH CAROLINA... ...STRONG WINDS AND HEAVY RAINFALL LIKELY FROM THE EASTERN CAROLINAS TO THE MID-ATLANTIC COAST TONIGHT AND TUESDAY... As of 11:00 PM EDT Mon Aug 3 the center of Isaias was located near 33.8, -78.5 with movement NNE at 22 mph. The minimum central pressure was 988 mb with maximum sustained winds of about 85 mph.

4 Aug 2020 - 1:00 UTC ...ISAIAS REGAINS HURRICANE STRENGTH AND IS EXPECTED TO MAKE LANDFALL TONIGHT WITH DANGEROUS WINDS AND STORM SURGE... ...STRONG WINDS AND HEAVY RAINFALL LIKELY FROM THE EASTERN CAROLINAS TO THE MID-ATLANTIC COAST TONIGHT AND TUESDAY... As of 9:00 PM EDT Mon Aug 3 the center of Isaias was located near 33.1, -78.8 with movement NNE at 18 mph. The minimum central pressure was 988 mb with maximum sustained winds of about 85 mph.

4 Aug 2020 - 0:00 UTC ...ISAIAS REGAINS HURRICANE STRENGTH AND IS EXPECTED TO MAKE LANDFALL TONIGHT WITH DANGEROUS WINDS AND STORM SURGE... ...STRONG WINDS AND HEAVY RAINFALL LIKELY FROM THE EASTERN CAROLINAS TO THE MID-ATLANTIC COAST TONIGHT AND TUESDAY... As of 8:00 PM EDT Mon Aug 3 the center of Isaias was located near 32.8, -79.0 with movement NNE at 16 mph. The minimum central pressure was 988 mb with maximum sustained winds of about 75 mph.

3 Aug 2020 - 21:00 UTC ...ISAIAS GETTING BETTER ORGANIZED AND EXPECTED TO MAKE LANDFALL TONIGHT AS A HURRICANE WITH DANGEROUS WINDS AND STORM SURGE... ...STRONG WINDS AND HEAVY RAINFALL LIKELY FROM THE EASTERN CAROLINAS TO THE MID-ATLANTIC COAST TONIGHT AND TUESDAY... As of 5:00 PM EDT Mon Aug 3 the center of Isaias was located near 32.0, -79.4 with movement NNE at 16 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 18:00 UTC ...ISAIAS STILL EXPECTED TO MAKE LANDFALL TONIGHT AS A HURRICANE... ...STRONG WINDS AND HEAVY RAINFALL LIKELY FROM THE EASTERN CAROLINAS TO THE MID-ATLANTIC COAST TONIGHT AND TUESDAY... As of 2:00 PM EDT Mon Aug 3 the center of Isaias was located near 31.2, -80.0 with movement N at 13 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 15:00 UTC ...ISAIAS FORECAST TO MAKE LANDFALL TONIGHT AS A HURRICANE... ...EXPECTED TO BRING STRONG WINDS AND HEAVY RAINFALL FROM THE EASTERN CAROLINAS TO THE MID-ATLANTIC COAST TONIGHT AND TUESDAY... As of 11:00 AM EDT Mon Aug 3 the center of Isaias was located near 30.7, -80.1 with movement N at 13 mph. The minimum central pressure was 998 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 12:00 UTC ...ISAIAS PASSING WELL OFFSHORE THE NORTHEAST FLORIDA COAST... ...FORECAST TO BECOME A HURRICANE LATER TODAY... As of 8:00 AM EDT Mon Aug 3 the center of Isaias was located near 30.2, -80.1 with movement N at 13 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 9:00 UTC ...ISAIAS FORECAST TO BECOME A HURRICANE TODAY... ...HURRICANE WARNING ISSUED FOR A PORTION OF THE COAST OF SOUTH AND NORTH CAROLINA... As of 5:00 AM EDT Mon Aug 3 the center of Isaias was located near 29.7, -79.9 with movement N at 9 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 6:00 UTC ...ISAIAS EXPECTED TO BE NEAR HURRICANE STRENGTH WHEN IT REACHES THE CAROLINAS... As of 2:00 AM EDT Mon Aug 3 the center of Isaias was located near 29.0, -79.8 with movement NNW at 9 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 3:00 UTC ...ISAIAS EXPECTED TO BE NEAR HURRICANE STRENGTH WHEN IT REACHES THE CAROLINAS... As of 11:00 PM EDT Sun Aug 2 the center of Isaias was located near 28.5, -79.8 with movement NNW at 9 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 70 mph.

3 Aug 2020 - 0:00 UTC ...ISAIAS CONTINUES MOVING NORTH-NORTHWESTWARD JUST OFFSHORE OF THE EAST-CENTRAL FLORIDA COAST... As of 8:00 PM EDT Sun Aug 2 the center of Isaias was located near 28.2, -79.7 with movement NNW at 9 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

2 Aug 2020 - 21:00 UTC ...ISAIAS STRENGTHENS SLIGHTLY WHILE MOVING NORTH-NORTHWESTWARD JUST OFFSHORE THE EAST-CENTRAL FLORIDA COAST... ...HURRICANE WATCH AND STORM SURGE WARNING ISSUED FOR PORTIONS OF THE CAROLINAS... As of 5:00 PM EDT Sun Aug 2 the center of Isaias was located near 27.8, -79.8 with movement NNW at 9 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 70 mph.

2 Aug 2020 - 18:00 UTC ...ISAIAS MOVING SLOWLY NORTH-NORTHWESTWARD JUST OFFSHORE THE EAST-CENTRAL FLORIDA COAST... As of 2:00 PM EDT Sun Aug 2 the center of Isaias was located near 27.4, -79.7 with movement NNW at 9 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 65 mph.

2 Aug 2020 - 15:00 UTC ...HEAVY RAINFALL AND STRONG GUSTY WINDS CONTINUE OVER THE NORTHWESTERN BAHAMAS... ...TROPICAL STORM WARNING AND WATCH EXTENDED NORTHWARD ALONG THE U.S. EAST COAST... As of 11:00 AM EDT Sun Aug 2 the center of Isaias was located near 26.9, -79.6 with movement NNW at 8 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 65 mph.

2 Aug 2020 - 12:00 UTC ...HEAVY RAINFALL AND GUSTY WINDS CONTINUE OVER THE NORTHWESTERN BAHAMAS... ...TROPICAL STORM CONDITIONS CLOSE TO THE EAST COAST OF FLORIDA... As of 8:00 AM EDT Sun Aug 2 the center of Isaias was located near 26.5, -79.5 with movement NW at 8 mph. The minimum central pressure was 996 mb with maximum sustained winds of about 65 mph.

2 Aug 2020 - 9:00 UTC ...ISAIAS CONTINUES TO BRING HEAVY RAINFALL AND GUSTY WINDS TO THE NORTHWESTERN BAHAMAS... ...TROPICAL STORM CONDITIONS NEARING THE EAST COAST OF FLORIDA... As of 5:00 AM EDT Sun Aug 2 the center of Isaias was located near 26.3, -79.5 with movement NW at 9 mph. The minimum central pressure was 996 mb with maximum sustained winds of about 65 mph.

2 Aug 2020 - 6:00 UTC ...AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT BEGINNING TO INVESTIGATE ISAIAS... As of 2:00 AM EDT Sun Aug 2 the center of Isaias was located near 25.8, -79.1 with movement NW at 8 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 70 mph.

2 Aug 2020 - 3:00 UTC ...ISAIAS CONTINUES TO SLOWLY APPROACH THE SOUTHEAST FLORIDA COAST... As of 11:00 PM EDT Sat Aug 1 the center of Isaias was located near 25.5, -79.1 with movement NW at 9 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 70 mph.

2 Aug 2020 - 0:00 UTC ...ISAIAS EXPECTED TO RE-STRENGTHEN TO A HURRICANE OVERNIGHT WHILE IT APPROACHES THE SOUTHEAST COAST OF FLORIDA... As of 8:00 PM EDT Sat Aug 1 the center of Isaias was located near 25.3, -78.9 with movement NW at 9 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

1 Aug 2020 - 21:00 UTC ...ISAIAS WEAKENS TO A TROPICAL STORM... ...EXPECTED TO RE-STRENGTHEN TO A HURRICANE OVERNIGHT WHILE IT APPROACHES THE SOUTHEAST COAST OF FLORIDA... As of 5:00 PM EDT Sat Aug 1 the center of Isaias was located near 25.1, -78.7 with movement NW at 10 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 70 mph.

1 Aug 2020 - 18:00 UTC ...ISAIAS EMERGING OVER THE STRAITS OF FLORIDA... ...EXPECTED TO APPROACH THE SOUTHEAST COAST OF FLORIDA TONIGHT... As of 2:00 PM EDT Sat Aug 1 the center of Isaias was located near 24.9, -78.4 with movement NW at 12 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 75 mph.

1 Aug 2020 - 15:00 UTC ...ISAIAS MAKING LANDFALL ON NORTHERN ANDROS ISLAND... ...EXPECTED TO APPROACH THE SOUTHEAST COAST OF FLORIDA LATER TODAY AND SUNDAY... As of 11:00 AM EDT Sat Aug 1 the center of Isaias was located near 24.7, -77.9 with movement NW at 12 mph. The minimum central pressure was 987 mb with maximum sustained winds of about 80 mph.

1 Aug 2020 - 12:00 UTC ...RAGGED EYE OF ISAIAS NEAR EASTERN ANDROS ISLAND... ...EXPECTED TO APPROACH THE SOUTHEAST COAST OF FLORIDA LATER TODAY AND SUNDAY... As of 8:00 AM EDT Sat Aug 1 the center of Isaias was located near 24.3, -77.5 with movement NW at 12 mph. The minimum central pressure was 987 mb with maximum sustained winds of about 85 mph.

31 Jul 2020 - 18:00 UTC ...HURRICANE HUNTERS FIND ISAIAS GETTING BETTER ORGANIZED... ...TROPICAL STORM CONDITIONS AND HEAVY RAINS SPREADING INTO THE CENTRAL BAHAMAS... As of 2:00 PM EDT Fri Jul 31 the center of Isaias was located near 22.2, -75.2 with movement NW at 16 mph. The minimum central pressure was 991 mb with maximum sustained winds of about 75 mph.

31 Jul 2020 - 15:00 UTC ...HURRICANE WATCH ISSUED FOR PORTIONS OF THE FLORIDA EAST COAST... ...SQUALLY WEATHER OVER THE SOUTHEASTERN BAHAMAS AND THE TURKS AND CAICOS ISLANDS SPREADING INTO THE CENTRAL BAHAMAS... As of 11:00 AM EDT Fri Jul 31 the center of Isaias was located near 21.7, -74.5 with movement NW at 16 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 75 mph.

31 Jul 2020 - 12:00 UTC ...STRONG WINDS AND HEAVY SQUALLS LASHING THE SOUTHEASTERN BAHAMAS AND THE TURKS AND CAICOS ISLANDS... ...HURRICANE CONDITIONS EXPECTED TODAY OVER PORTIONS OF THE BAHAMAS... As of 8:00 AM EDT Fri Jul 31 the center of Isaias was located near 21.3, -73.9 with movement NW at 17 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 80 mph.

31 Jul 2020 - 9:00 UTC ...HURRICANE CONDITIONS EXPECTED TODAY OVER PORTIONS OF THE BAHAMAS... As of 5:00 AM EDT Fri Jul 31 the center of Isaias was located near 20.9, -73.3 with movement NW at 17 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 80 mph.

31 Jul 2020 - 6:00 UTC ...ISAIAS MOVING CLOSER TO GREAT INAGUA ISLAND... As of 2:00 AM EDT Fri Jul 31 the center of Isaias was located near 20.6, -72.7 with movement NW at 18 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 80 mph.

31 Jul 2020 - 4:00 UTC ...HURRICANE WARNING ISSUED FOR THE CENTRAL AND SOUTHEASTERN BAHAMAS... As of 12:00 AM EDT Fri Jul 31 the center of Isaias was located near 20.4, -72.2 with movement NW at 18 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 80 mph.

31 Jul 2020 - 3:00 UTC ...ISAIAS NEARING THE SOUTHEASTERN BAHAMAS... As of 11:00 PM EDT Thu Jul 30 the center of Isaias was located near 20.5, -71.9 with movement NW at 18 mph. The minimum central pressure was 999 mb with maximum sustained winds of about 60 mph.

31 Jul 2020 - 0:00 UTC ...ISAIAS NEAR THE NORTH COAST OF THE DOMINICAN REPUBLIC... ...HURRICANE WARNINGS ISSUED FOR THE NORTHWESTERN BAHAMAS... As of 8:00 PM EDT Thu Jul 30 the center of Isaias was located near 19.9, -71.2 with movement NW at 20 mph. The minimum central pressure was 999 mb with maximum sustained winds of about 60 mph.

30 Jul 2020 - 21:00 UTC ...ISAIAS CONTINUES TO BRING HEAVY RAINFALL AND TROPICAL-STORM-FORCE WINDS TO PORTIONS OF THE DOMINICAN REPUBLIC... ...FORECAST TO BECOME A HURRICANE FRIDAY OR FRIDAY NIGHT... As of 5:00 PM EDT Thu Jul 30 the center of Isaias was located near 19.5, -70.6 with movement NW at 20 mph. The minimum central pressure was 999 mb with maximum sustained winds of about 60 mph.

30 Jul 2020 - 18:00 UTC ...ISAIAS BRINGING HEAVY RAINFALL AND TROPICAL-STORM-FORCE WINDS TO PORTIONS OF THE DOMINICAN REPUBLIC... As of 2:00 PM AST Thu Jul 30 the center of Isaias was located near 18.9, -69.8 with movement NW at 20 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 60 mph.

30 Jul 2020 - 15:00 UTC ...ISAIAS CONTINUES TO PRODUCE LIFE-THREATENING FLASH FLOODING AND GUSTY WINDS OVER PUERTO RICO... ....HEAVY RAINS AND GUSTY WINDS SPREADING OVER THE DOMINICAN REPUBLIC... As of 11:00 AM AST Thu Jul 30 the center of Isaias was located near 18.1, -68.9 with movement NW at 20 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 60 mph.

30 Jul 2020 - 12:00 UTC ...ISAIAS CAUSING LIFE-THREATENING FLASH FLOODING AND HIGH WINDS OVER PUERTO RICO... As of 8:00 AM AST Thu Jul 30 the center of Isaias was located near 17.6, -68.5 with movement NW at 20 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 60 mph.

30 Jul 2020 - 9:00 UTC ...ISAIAS CAUSING HEAVY RAINS AND HIGH WINDS OVER PUERTO RICO... As of 5:00 AM AST Thu Jul 30 the center of Isaias was located near 17.2, -67.9 with movement NW at 21 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 60 mph.

30 Jul 2020 - 6:00 UTC ...STRONG RAIN BANDS FROM ISAIAS APPROACHING PUERTO RICO... As of 2:00 AM AST Thu Jul 30 the center of Isaias was located near 16.7, -67.2 with movement NW at 18 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 50 mph.

30 Jul 2020 - 3:00 UTC ...DISTURBANCE BECOMES TROPICAL STORM ISAIAS (PRONOUNCED ees-ah-EE-ahs)... As of 11:00 PM AST Wed Jul 29 the center of Isaias was located near 15.8, -67.0 with movement WNW at 20 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 50 mph.

30 Jul 2020 - 0:00 UTC ...DISTURBANCE CONTINUES TO BRING HEAVY RAINFALL AND GUSTY WINDS TO THE U.S. AND BRITISH VIRGIN ISLANDS AND PUERTO RICO... As of 8:00 PM AST Wed Jul 29 the center of Nine was located near 16.0, -66.3 with movement WNW at 18 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 21:00 UTC ...HEAVY RAINFALL AND GUSTY WINDS CONTINUE TO SPREAD OVER THE LEEWARD ISLANDS...THE U.S. AND BRITISH VIRGIN ISLANDS...AND PUERTO RICO... As of 5:00 PM AST Wed Jul 29 the center of Nine was located near 16.4, -65.6 with movement WNW at 23 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 18:00 UTC ...DISTURBANCE BRINGING HEAVY RAINFALL AND GUSTY WINDS TO THE LEEWARD ISLANDS...THE U.S. AND BRITISH VIRGIN ISLANDS...AND PUERTO RICO... As of 2:00 PM AST Wed Jul 29 the center of Nine was located near 16.2, -64.7 with movement WNW at 23 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 15:00 UTC ...HEAVY RAINFALL AND GUSTY WINDS CONTINUE TO SPREAD OVER THE LEEWARD ISLANDS... As of 11:00 AM AST Wed Jul 29 the center of Nine was located near 15.8, -63.7 with movement WNW at 23 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 12:00 UTC ...HEAVY RAINFALL AND GUSTY WINDS SPREADING OVER THE LEEWARD ISLANDS... As of 8:00 AM AST Wed Jul 29 the center of Nine was located near 15.1, -62.1 with movement WNW at 23 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 9:00 UTC ...HEAVY RAINFALL AND GUSTY WINDS LIKELY OVER PORTIONS OF THE LEEWARD ISLANDS THROUGH TONIGHT... As of 5:00 AM AST Wed Jul 29 the center of Nine was located near 15.3, -61.3 with movement WNW at 23 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 6:00 UTC ...HEAVY RAINFALL AND GUSTY WINDS AFFECTING THE LESSER ANTILLES... As of 2:00 AM AST Wed Jul 29 the center of Nine was located near 14.9, -60.3 with movement WNW at 25 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 45 mph.

29 Jul 2020 - 3:00 UTC ...TROPICAL STORM WATCH ISSUED FOR THE TURKS AND CAICOS ISLANDS AND THE SOUTHERN COAST OF THE DOMINICAN REPUBLIC... ...HEAVY RAINFALL AND TROPICAL-STORM CONDITIONS NEARING THE LEEWARD ISLANDS... As of 11:00 PM AST Tue Jul 28 the center of Nine was located near 14.6, -59.4 with movement WNW at 25 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

29 Jul 2020 - 0:00 UTC ...HEAVY RAINFALL AND TROPICAL-STORM CONDITIONS WILL SPREAD ACROSS TO THE LEEWARD ISLANDS...THE U.S. AND BRITISH VIRGIN ISLANDS...AND PUERTO RICO... As of 8:00 PM AST Tue Jul 28 the center of Nine was located near 14.2, -58.7 with movement WNW at 25 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

28 Jul 2020 - 21:00 UTC ...EXPECTED TO BRING HEAVY RAINFALL AND TROPICAL-STORM-CONDITIONS TO THE LEEWARD ISLANDS...THE U.S. AND BRITISH VIRGIN ISLANDS...AND PUERTO RICO... As of 5:00 PM AST Tue Jul 28 the center of Nine was located near 14.4, -55.9 with movement WNW at 23 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

28 Jul 2020 - 18:00 UTC ...AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT BEGINNING TO INVESTIGATE THE DISTURBANCE... ...SYSTEM EXPECTED TO BRING HEAVY RAINFALL AND TROPICAL-STORM-CONDITIONS TO THE LEEWARD ISLANDS... As of 2:00 PM AST Tue Jul 28 the center of Nine was located near 14.1, -54.8 with movement W at 23 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

28 Jul 2020 - 15:00 UTC ...DISTURBANCE FORECAST TO BECOME A TROPICAL STORM BEFORE REACHING THE LEEWARD ISLANDS... ...TROPICAL STORM WARNINGS ISSUED... As of 11:00 AM AST Tue Jul 28 the center of Nine was located near 13.8, -53.7 with movement W at 23 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

Post-tropical Cyclone Isaias at 47.5°N - 71.8°W

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Last update > 1 hour

Band 3

0.86 µm
Veggie - Near IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 4

1.37 µm
Cirrus - Near IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 5

1.6 µm
Snow/Ice - Near IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 6

2.2 µm
Cloud Particle - Near IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 7

3.9 µm
Shortwave Window - IR
5 Aug 2020 - 20:40 UTC

Last update > 1 hour

Band 8

6.2 µm
Upper-Level Water Vapor - IR
5 Aug 2020 - 20:40 UTC

Last update > 1 hour

Band 9

6.9 µm
Mid-Level Water Vapor - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 10

7.3 µm
Lower-level Water Vapor - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 11

8.4 µm
Cloud Top - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 12

9.6 µm
Ozone - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 13

10.3 µm
Clean Longwave Window - IR
5 Aug 2020 - 20:40 UTC

Last update > 1 hour

Band 14

11.2 µm
Longwave Window - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 15

12.3 µm
Dirty Longwave Window - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour

Band 16

13.3 µm
CO₂ Longwave - IR
5 Aug 2020 - 20:50 UTC

Last update > 1 hour