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5 Dec 2020 - 18:34 EST
5 Dec 2020 - 23:34 UTC

Post-tropical Cyclone Iota at 13.8°N - 89.5°W

Guatemala


Storm images and information

NHC Storm Description:

18 Nov 2020 - 15:00 UTC ...IOTA DISSIPATES OVER CENTRAL AMERICA... ...HEAVY RAIN THREAT CONTINUES... As of 9:00 AM CST Wed Nov 18 the center of Iota was located near 13.8, -89.5 with movement W at 12 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 30 mph.

18 Nov 2020 - 9:00 UTC ...IOTA WEAKENS TO A TROPICAL DEPRESSION OVER EL SALVADOR... ...THREAT OF CATASTROPHIC FLASH FLOODING AND MUDSLIDES WILL CONTINUE ACROSS PORTIONS OF CENTRAL AMERICA... As of 3:00 AM CST Wed Nov 18 the center of Iota was located near 13.7, -88.3 with movement WSW at 13 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

18 Nov 2020 - 6:00 UTC ...IOTA MOVING OVER SOUTHERN HONDURAS TOWARDS EL SALVADOR... ...THREAT OF CATASTROPHIC FLASH FLOODING AND MUDSLIDES CONTINUES ACROSS PORTIONS OF CENTRAL AMERICA... As of 12:00 AM CST Wed Nov 18 the center of Iota was located near 13.7, -87.8 with movement W at 12 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 40 mph.

18 Nov 2020 - 3:00 UTC ...IOTA WEAKENING RAPIDLY OVER SOUTHERN HONDURAS... ...THREAT OF CATASTROPHIC FLASH FLOODING AND MUDSLIDES CONTINUES ACROSS PORTIONS OF CENTRAL AMERICA... As of 9:00 PM CST Tue Nov 17 the center of Iota was located near 13.7, -87.3 with movement W at 12 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 40 mph.

18 Nov 2020 - 0:00 UTC ...CENTER OF IOTA MOVING INTO SOUTHERN HONDURAS... ...THREAT OF CATASTROPHIC FLASH FLOODING AND MUDSLIDES CONTINUES ACROSS PORTIONS OF CENTRAL AMERICA FROM IOTA... As of 6:00 PM CST Tue Nov 17 the center of Iota was located near 13.7, -86.9 with movement W at 12 mph. The minimum central pressure was 998 mb with maximum sustained winds of about 50 mph.

17 Nov 2020 - 21:00 UTC ...THREAT OF CATASTROPHIC FLASH FLOODING AND MUDSLIDES CONTINUES ACROSS PORTIONS OF CENTRAL AMERICA FROM IOTA... As of 3:00 PM CST Tue Nov 17 the center of Iota was located near 13.7, -86.2 with movement W at 12 mph. The minimum central pressure was 993 mb with maximum sustained winds of about 60 mph.

17 Nov 2020 - 18:00 UTC ...POTENTIALLY CATASTROPHIC FLASH FLOODING AND MUDSLIDES ACROSS PORTIONS OF CENTRAL AMERICA POSSIBLE FROM IOTA THROUGH THURSDAY... As of 12:00 PM CST Tue Nov 17 the center of Iota was located near 13.7, -85.7 with movement W at 12 mph. The minimum central pressure was 988 mb with maximum sustained winds of about 65 mph.

17 Nov 2020 - 15:00 UTC ...IOTA COULD PRODUCE POTENTIALLY CATASTROPHIC FLASH FLOODING AND MUD SLIDES ACROSS PORTIONS OF CENTRAL AMERICA FOR THE NEXT DAY OR TWO... As of 9:00 AM CST Tue Nov 17 the center of Iota was located near 13.7, -85.2 with movement W at 12 mph. The minimum central pressure was 980 mb with maximum sustained winds of about 75 mph.

17 Nov 2020 - 12:00 UTC ...IOTA EXPECTED TO PRODUCE FLASH FLOODING, LANDSLIDES, LIFE-THREATENING STORM SURGE, AND POWERFUL WINDS ACROSS PORTIONS OF CENTRAL AMERICA TODAY... As of 7:00 AM EST Tue Nov 17 the center of Iota was located near 13.7, -84.8 with movement W at 9 mph. The minimum central pressure was 965 mb with maximum sustained winds of about 85 mph.

17 Nov 2020 - 9:00 UTC ...IOTA RAPIDLY WEAKENING OVER NORTHEASTERN NICARAGUA... ...LIFE-THREATENING STORM SURGE, CATASTROPHIC WINDS, FLASH FLOODING, AND LANDSLIDES EXPECTED ACROSS PORTIONS OF CENTRAL AMERICA... As of 4:00 AM EST Tue Nov 17 the center of Iota was located near 13.7, -84.3 with movement W at 9 mph. The minimum central pressure was 950 mb with maximum sustained winds of about 105 mph.

17 Nov 2020 - 6:00 UTC ...EXTREMELY DANGEROUS IOTA MOVING ACROSS NORTHEASTERN NICARAGUA... ...LIFE-THREATENING STORM SURGE, CATASTROPHIC WINDS, FLASH FLOODING, AND LANDSLIDES EXPECTED ACROSS PORTIONS OF CENTRAL AMERICA... As of 1:00 AM EST Tue Nov 17 the center of Iota was located near 13.7, -83.9 with movement W at 9 mph. The minimum central pressure was 935 mb with maximum sustained winds of about 130 mph.

17 Nov 2020 - 3:45 UTC ...EXTREMELY DANGEROUS HURRICANE IOTA MAKES LANDFALL ALONG THE COAST OF NORTHEASTERN NICARAGUA... ...LIFE-THREATENING STORM SURGE, CATASTROPHIC WINDS, FLASH FLOODING, AND LANDSLIDES EXPECTED ACROSS PORTIONS OF CENTRAL AMERICA... As of 10:45 PM EST Mon Nov 16 the center of Iota was located near 13.6, -83.5 with movement W at 9 mph. The minimum central pressure was 920 mb with maximum sustained winds of about 155 mph.

17 Nov 2020 - 3:00 UTC ...EXTREMELY DANGEROUS IOTA EXPECTED TO MAKE LANDFALL VERY SOON... ...CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND TORRENTIAL RAINFALL OCCURRING IN CENTRAL AMERICA... As of 10:00 PM EST Mon Nov 16 the center of Iota was located near 13.6, -83.4 with movement W at 9 mph. The minimum central pressure was 920 mb with maximum sustained winds of about 155 mph.

17 Nov 2020 - 0:00 UTC ...WESTERN EYEWALL OF CATEGORY 5 IOTA IS OVER NICARAGUA... ...CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND TORRENTIAL RAINFALL OCCURRING IN CENTRAL AMERICA... As of 7:00 PM EST Mon Nov 16 the center of Iota was located near 13.6, -83.0 with movement W at 9 mph. The minimum central pressure was 918 mb with maximum sustained winds of about 160 mph.

16 Nov 2020 - 21:00 UTC ...CATEGORY 5 IOTA CLOSING IN ON NICARAGUA... ...EXPECTED TO BRING CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND TORRENTIAL RAINFALL TO CENTRAL AMERICA... As of 4:00 PM EST Mon Nov 16 the center of Iota was located near 13.6, -82.7 with movement W at 9 mph. The minimum central pressure was 919 mb with maximum sustained winds of about 160 mph.

16 Nov 2020 - 18:00 UTC ...CATEGORY 5 IOTA HEADED FOR NICARAGUA... ...EXPECTED TO BRING CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND TORRENTIAL RAINFALL TO CENTRAL AMERICA... As of 1:00 PM EST Mon Nov 16 the center of Iota was located near 13.5, -82.3 with movement W at 9 mph. The minimum central pressure was 918 mb with maximum sustained winds of about 160 mph.

16 Nov 2020 - 15:00 UTC ...IOTA BECOMES A CATEGORY 5 HURRICANE... ...FORECAST TO BRING CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND TORRENTIAL RAINFALL TO CENTRAL AMERICA... As of 10:00 AM EST Mon Nov 16 the center of Iota was located near 13.5, -82.0 with movement W at 9 mph. The minimum central pressure was 917 mb with maximum sustained winds of about 160 mph.

16 Nov 2020 - 12:00 UTC ...AIR FORCE HURRICANE HUNTERS ALMOST IN THE CORE OF IOTA... ...IOTA EXPECTED TO BRING CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 7:00 AM EST Mon Nov 16 the center of Iota was located near 13.5, -81.6 with movement W at 10 mph. The minimum central pressure was 925 mb with maximum sustained winds of about 155 mph.

16 Nov 2020 - 9:00 UTC ...IOTA HAS CONTINUED TO STRENGTHEN INTO A DANGEROUS CATEGORY 4 HURRICANE......EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 4:00 AM EST Mon Nov 16 the center of Iota was located near 13.6, -81.1 with movement W at 10 mph. The minimum central pressure was 933 mb with maximum sustained winds of about 145 mph.

16 Nov 2020 - 6:00 UTC ...RECONNAISSANCE AIRCRAFT FINDS IOTA HAS RAPIDLY STRENGTHENED INTO A DANGEROUS MAJOR HURRICANE......EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, LIFE-THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 1:00 AM EST Mon Nov 16 the center of Iota was located near 13.5, -80.7 with movement W at 10 mph. The minimum central pressure was 945 mb with maximum sustained winds of about 125 mph.

16 Nov 2020 - 3:00 UTC ...IOTA FORECAST TO BECOME A DANGEROUS MAJOR HURRICANE SOON... ...EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, LIFE- THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 10:00 PM EST Sun Nov 15 the center of Iota was located near 13.3, -80.2 with movement W at 10 mph. The minimum central pressure was 960 mb with maximum sustained winds of about 105 mph.

16 Nov 2020 - 0:00 UTC ...IOTA STRENGTHENS TO A CATEGORY 2 HURRICANE... ...EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, LIFE- THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 7:00 PM EST Sun Nov 15 the center of Iota was located near 13.3, -79.8 with movement W at 9 mph. The minimum central pressure was 964 mb with maximum sustained winds of about 100 mph.

15 Nov 2020 - 21:00 UTC ...EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, LIFE- THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 4:00 PM EST Sun Nov 15 the center of Iota was located near 13.3, -79.3 with movement W at 9 mph. The minimum central pressure was 974 mb with maximum sustained winds of about 90 mph.

15 Nov 2020 - 18:00 UTC ...THE HURRICANE IS EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, A LIFE-THREATENING STORM SURGE, AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 1:00 PM EST Sun Nov 15 the center of Iota was located near 13.1, -78.9 with movement W at 9 mph. The minimum central pressure was 977 mb with maximum sustained winds of about 90 mph.

15 Nov 2020 - 15:00 UTC ...IOTA EXPECTED TO RAPIDLY STRENGTHEN INTO A MAJOR HURRICANE... ...EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, A LIFE-THREATENING STORM SURGE AND EXTREME RAINFALL IMPACTS TO CENTRAL AMERICA... As of 10:00 AM EST Sun Nov 15 the center of Iota was located near 13.3, -78.5 with movement WNW at 9 mph. The minimum central pressure was 978 mb with maximum sustained winds of about 90 mph.

15 Nov 2020 - 12:00 UTC ...IOTA CONTINUES TO RAPIDLY STRENGTHEN... ...EXPECTED TO BRING POTENTIALLY CATASTROPHIC WINDS, A LIFE-THREATENING STORM SURGE, AND RAINFALL IMPACTS TO CENTRAL AMERICA... As of 7:00 AM EST Sun Nov 15 the center of Iota was located near 13.2, -77.8 with movement WNW at 6 mph. The minimum central pressure was 982 mb with maximum sustained winds of about 85 mph.

15 Nov 2020 - 9:00 UTC ...IOTA EXPECTED TO CONTINUE TO RAPIDLY STRENGTHEN INTO A MAJOR HURRICANE BEFORE IT REACHES CENTRAL AMERICA... As of 4:00 AM EST Sun Nov 15 the center of Iota was located near 13.1, -77.3 with movement W at 6 mph. The minimum central pressure was 985 mb with maximum sustained winds of about 80 mph.

15 Nov 2020 - 6:00 UTC ...RECONNAISSANCE AIRCRAFT FINDS IOTA HAS STRENGTHENED INTO THE THIRTEENTH HURRICANE OF THE 2020 ATLANTIC HURRICANE SEASON... ...IOTA EXPECTED TO RAPIDLY STRENGTHEN INTO A MAJOR HURRICANE AS APPROACHES CENTRAL AMERICA.... As of 1:00 AM EST Sun Nov 15 the center of Iota was located near 13.0, -77.0 with movement W at 5 mph. The minimum central pressure was 989 mb with maximum sustained winds of about 75 mph.

15 Nov 2020 - 3:00 UTC ...IOTA ALMOST A HURRICANE... ...HURRICANE WARNINGS ISSUED FOR PORTIONS OF THE COAST OF NICARAGUA AND HONDURAS... As of 10:00 PM EST Sat Nov 14 the center of Iota was located near 12.7, -77.0 with movement W at 5 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 70 mph.

15 Nov 2020 - 0:00 UTC ...IOTA FORECAST TO STRENGTHEN... ...RISK OF DANGEROUS WINDS, STORM SURGE, AND RAINFALL IMPACTS IN CENTRAL AMERICA BEGINNING MONDAY... As of 7:00 PM EST Sat Nov 14 the center of Iota was located near 12.6, -76.9 with movement WSW at 7 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 60 mph.

14 Nov 2020 - 21:00 UTC ...IOTA STRENGTHENING OVER THE SOUTHERN CARIBBEAN SEA... ...RISK OF DANGEROUS WINDS, STORM SURGE, AND RAINFALL IMPACTS IN CENTRAL AMERICA BEGINNING MONDAY... As of 4:00 PM EST Sat Nov 14 the center of Iota was located near 12.6, -76.5 with movement WSW at 7 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 60 mph.

14 Nov 2020 - 18:00 UTC ...AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT FINDS IOTA A LITTLE STRONGER... ...HURRICANE WATCH ISSUED FOR PROVIDENCIA ISLAND AND PORTIONS OF THE COASTS OF NICARAGUA AND HONDURAS... As of 1:00 PM EST Sat Nov 14 the center of Iota was located near 12.6, -76.4 with movement WSW at 5 mph. The minimum central pressure was 1002 mb with maximum sustained winds of about 50 mph.

14 Nov 2020 - 15:00 UTC ...IOTA REMAINS DISORGANIZED BUT STILL EXPECTED TO STRENGTHEN... ...RISK OF DANGEROUS WINDS, STORM SURGE, AND RAINFALL IMPACTS IN CENTRAL AMERICA BEGINNING MONDAY... As of 10:00 AM EST Sat Nov 14 the center of Iota was located near 12.7, -76.2 with movement WSW at 5 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 40 mph.

14 Nov 2020 - 9:00 UTC ...IOTA MOVING SLOWLY WEST-SOUTHWESTWARD AND FORECAST TO STRENGTHEN... ...RISK OF DANGEROUS WINDS, STORM SURGE, AND RAINFALL IMPACTS IN CENTRAL AMERICA BEGINNING MONDAY... As of 4:00 AM EST Sat Nov 14 the center of Iota was located near 13.5, -74.8 with movement WSW at 5 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 40 mph.

14 Nov 2020 - 3:00 UTC ...IOTA FORECAST TO STRENGTHEN... ...RISK OF DANGEROUS WINDS, STORM SURGE, AND RAINFALL IMPACTS IN CENTRAL AMERICA BEGINNING MONDAY... As of 10:00 PM EST Fri Nov 13 the center of Iota was located near 13.6, -74.2 with movement SSW at 3 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 40 mph.

13 Nov 2020 - 21:00 UTC ...DEPRESSION STRENGTHENS INTO TROPICAL STORM IOTA.. ...RISK OF DANGEROUS WINDS, STORM SURGE, AND RAINFALL IMPACTS IN CENTRAL AMERICA BEGINNING SUNDAY NIGHT OR MONDAY... As of 4:00 PM EST Fri Nov 13 the center of Iota was located near 13.8, -74.3 with movement WSW at 3 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 40 mph.

13 Nov 2020 - 15:00 UTC ...NEW TROPICAL DEPRESSION FORMS IN THE CENTRAL CARIBBEAN SEA... ...EXPECTED TO STRENGTHEN AND APPROACH CENTRAL AMERICA AS A HURRICANE EARLY NEXT WEEK... As of 10:00 AM EST Fri Nov 13 the center of Thirty-One was located near 14.2, -74.3 with movement WSW at 7 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

Storm no longer tracked

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True Color daytime, multispectral IR at night
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Day Convection

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Sandwich RGB

Multi-spectral blend combines IR band 13 with visual band 3
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EUMETSAT Natural Color
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Band 1

0.47 µm
Blue - Visible
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Band 2

0.64 µm
Red - Visible
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Band 3

0.86 µm
Veggie - Near IR
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Band 4

1.37 µm
Cirrus - Near IR
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Band 5

1.6 µm
Snow/Ice - Near IR
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Band 6

2.2 µm
Cloud Particle - Near IR
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Band 7

3.9 µm
Shortwave Window - IR
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Band 8

6.2 µm
Upper-Level Water Vapor - IR
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Band 9

6.9 µm
Mid-Level Water Vapor - IR
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Band 10

7.3 µm
Lower-level Water Vapor - IR
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Band 11

8.4 µm
Cloud Top - IR
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Band 12

9.6 µm
Ozone - IR
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Band 13

10.3 µm
Clean Longwave Window - IR
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Band 14

11.2 µm
Longwave Window - IR
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Band 15

12.3 µm
Dirty Longwave Window - IR
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Band 16

13.3 µm
CO₂ Longwave - IR
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