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19 Sep 2024 - 23:17 EDT
20 Sep 2024 - 03:17 UTC

Post-tropical Cyclone Gilma at 20.6°N - 152.4°W

North Pacific Ocean

Last observation: 30 Aug 2024 - 11:10 UTC

« 2024 Storms »

18 Aug 2024 - 30 Aug 2024

Approximately 200 miles from Hawaii


Storm images and information

NHC Storm Description:

30 Aug 2024 - 3:00 UTC ...GILMA DISSIPATES... ...LAST CPHC ADVISORY... As of 5:00 PM HST Thu Aug 29 the center of Gilma was located near 20.6, -152.4 with movement WNW at 12 mph. The minimum central pressure was 1011 mb with maximum sustained winds of about 30 mph.

29 Aug 2024 - 21:00 UTC ...GILMA CONTINUES TO BECOME DISORGANIZED AND IS EXPECTED TO BECOME POST-TROPICAL SOON... As of 11:00 AM HST Thu Aug 29 the center of Gilma was located near 20.3, -151.7 with movement WNW at 12 mph. The minimum central pressure was 1010 mb with maximum sustained winds of about 35 mph.

29 Aug 2024 - 15:00 UTC ...GILMA CONTINUES TO WEAKEN... ...EXPECTED TO BE POST-TROPICAL SOON... As of 5:00 AM HST Thu Aug 29 the center of Gilma was located near 19.7, -150.7 with movement W at 14 mph. The minimum central pressure was 1009 mb with maximum sustained winds of about 35 mph.

29 Aug 2024 - 9:00 UTC ...GILMA BARELY A TROPICAL STORM ... ...EXPECTED TO DISSIPATE NEAR KAUAI OVER THE WEEKEND... As of 11:00 PM HST Wed Aug 28 the center of Gilma was located near 19.5, -149.5 with movement W at 14 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 40 mph.

29 Aug 2024 - 3:00 UTC ...WEAKENING GILMA EXPECTED TO PASS CLOSE TO HAWAII ON FRIDAY... As of 5:00 PM HST Wed Aug 28 the center of Gilma was located near 19.5, -148.3 with movement W at 14 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 40 mph.

28 Aug 2024 - 21:00 UTC ...WEAKENING GILMA EXPECTED TO PASS CLOSE TO HAWAII ON FRIDAY... As of 11:00 AM HST Wed Aug 28 the center of Gilma was located near 19.0, -147.0 with movement W at 14 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 45 mph.

28 Aug 2024 - 15:00 UTC ...WEAKENING GILMA EXPECTED TO PASS CLOSE TO HAWAII ON FRIDAY... As of 5:00 AM HST Wed Aug 28 the center of Gilma was located near 18.8, -145.7 with movement W at 14 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 45 mph.

28 Aug 2024 - 9:00 UTC ...GILMA'S WEAKENING TREND EASES... ...STILL EXPECTED TO BECOME A REMNANT LOW AS IT NEARS HAWAII... As of 11:00 PM HST Tue Aug 27 the center of Gilma was located near 18.5, -144.5 with movement W at 13 mph. The minimum central pressure was 1001 mb with maximum sustained winds of about 50 mph.

28 Aug 2024 - 3:00 UTC ...GILMA STILL RAPIDLY WEAKENING... As of 5:00 PM HST Tue Aug 27 the center of Gilma was located near 18.5, -143.3 with movement W at 13 mph. The minimum central pressure was 1001 mb with maximum sustained winds of about 50 mph.

27 Aug 2024 - 21:00 UTC ...GILMA CONTINUES TO RAPIDLY WEAKEN... As of 11:00 AM HST Tue Aug 27 the center of Gilma was located near 18.5, -142.1 with movement W at 15 mph. The minimum central pressure was 996 mb with maximum sustained winds of about 65 mph.

27 Aug 2024 - 15:00 UTC ...GILMA RAPIDLY BECOMING LESS ORGANIZED AS IT MOVES INTO THE CENTRAL PACIFIC BASIN... ...FUTURE ADVISORIES WILL BE ISSUED BY THE CENTRAL PACIFIC HURRICANE CENTER... As of 5:00 AM HST Tue Aug 27 the center of Gilma was located near 18.5, -140.7 with movement W at 13 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 75 mph.

27 Aug 2024 - 9:00 UTC ...GILMA SLIGHTLY WEAKER... As of 11:00 PM HST Mon Aug 26 the center of Gilma was located near 18.5, -139.2 with movement W at 10 mph. The minimum central pressure was 973 mb with maximum sustained winds of about 105 mph.

27 Aug 2024 - 3:00 UTC ...GILMA STILL A FORMIDABLE HURRICANE AS IT NEARS THE CENTRAL PACIFIC BASIN... As of 5:00 PM HST Mon Aug 26 the center of Gilma was located near 18.5, -138.3 with movement W at 12 mph. The minimum central pressure was 968 mb with maximum sustained winds of about 110 mph.

26 Aug 2024 - 21:00 UTC ...GILMA RE-STRENGTHENS... As of 11:00 AM HST Mon Aug 26 the center of Gilma was located near 18.4, -137.4 with movement W at 8 mph. The minimum central pressure was 968 mb with maximum sustained winds of about 110 mph.

26 Aug 2024 - 15:00 UTC ...GILMA SLIGHTLY STRONGER... As of 5:00 AM HST Mon Aug 26 the center of Gilma was located near 18.2, -136.5 with movement W at 8 mph. The minimum central pressure was 974 mb with maximum sustained winds of about 105 mph.

26 Aug 2024 - 9:00 UTC ...GILMA EXPECTED TO REMAIN A HURRICANE THROUGH TUESDAY... As of 11:00 PM HST Sun Aug 25 the center of Gilma was located near 18.1, -135.9 with movement W at 9 mph. The minimum central pressure was 977 mb with maximum sustained winds of about 100 mph.

26 Aug 2024 - 3:00 UTC ...GILMA EXPECTED TO MAINTAIN HURRICANE STRENGTH WHILE IT NEARS THE CENTRAL PACIFIC BASIN... As of 5:00 PM HST Sun Aug 25 the center of Gilma was located near 18.1, -135.1 with movement W at 9 mph. The minimum central pressure was 972 mb with maximum sustained winds of about 105 mph.

25 Aug 2024 - 21:00 UTC ...GILMA CONTINUES MOVING WESTWARD ACROSS THE OPEN WATERS OF THE PACIFIC... As of 11:00 AM HST Sun Aug 25 the center of Gilma was located near 18.0, -134.3 with movement W at 10 mph. The minimum central pressure was 965 mb with maximum sustained winds of about 115 mph.

25 Aug 2024 - 15:00 UTC ...GILMA STILL A MAJOR HURRICANE... As of 5:00 AM HST Sun Aug 25 the center of Gilma was located near 18.0, -133.5 with movement W at 9 mph. The minimum central pressure was 955 mb with maximum sustained winds of about 125 mph.

25 Aug 2024 - 9:00 UTC ...GILMA'S BRIEF RAPID INTENSIFICATION RATE HAS LEVELED OFF... As of 11:00 PM HST Sat Aug 24 the center of Gilma was located near 18.0, -132.5 with movement WNW at 9 mph. The minimum central pressure was 949 mb with maximum sustained winds of about 130 mph.

25 Aug 2024 - 3:00 UTC ...GILMA RAPIDLY INTENSIFYING... As of 5:00 PM HST Sat Aug 24 the center of Gilma was located near 17.8, -131.8 with movement WNW at 9 mph. The minimum central pressure was 955 mb with maximum sustained winds of about 125 mph.

25 Aug 2024 - 0:00 UTC ...GILMA BECOMES A MAJOR HURRICANE ONCE AGAIN... As of 2:00 PM HST Sat Aug 24 the center of Gilma was located near 17.7, -131.4 with movement W at 9 mph. The minimum central pressure was 959 mb with maximum sustained winds of about 120 mph.

24 Aug 2024 - 21:00 UTC ...GILMA RE-INTENSIFIES... As of 11:00 AM HST Sat Aug 24 the center of Gilma was located near 17.7, -130.9 with movement W at 9 mph. The minimum central pressure was 968 mb with maximum sustained winds of about 110 mph.

24 Aug 2024 - 15:00 UTC ...GILMA EXPECTED TO REMAIN A HURRICANE FOR ANOTHER DAY OR TWO AS IT MOVES WESTWARD OVER THE OPEN PACIFIC... As of 5:00 AM HST Sat Aug 24 the center of Gilma was located near 17.6, -130.0 with movement W at 9 mph. The minimum central pressure was 977 mb with maximum sustained winds of about 90 mph.

24 Aug 2024 - 9:00 UTC ...GILMA EXPECTED TO REMAIN A HURRICANE FOR ANOTHER DAY OR TWO... As of 11:00 PM HST Fri Aug 23 the center of Gilma was located near 17.6, -129.3 with movement W at 9 mph. The minimum central pressure was 974 mb with maximum sustained winds of about 100 mph.

24 Aug 2024 - 3:00 UTC ...GILMA CONTINUES MOVING WESTWARD... As of 5:00 PM HST Fri Aug 23 the center of Gilma was located near 17.5, -128.4 with movement W at 9 mph. The minimum central pressure was 970 mb with maximum sustained winds of about 105 mph.

23 Aug 2024 - 21:00 UTC ...GILMA MOVING WESTWARD AND EXPECTED TO WEAKEN... As of 11:00 AM HST Fri Aug 23 the center of Gilma was located near 17.3, -127.7 with movement W at 9 mph. The minimum central pressure was 968 mb with maximum sustained winds of about 105 mph.

23 Aug 2024 - 15:00 UTC ...GILMA SLOWLY WEAKENING OVER OPEN WATERS... As of 5:00 AM HST Fri Aug 23 the center of Gilma was located near 17.4, -126.8 with movement W at 8 mph. The minimum central pressure was 962 mb with maximum sustained winds of about 115 mph.

23 Aug 2024 - 9:00 UTC ...GILMA REMAINS A MAJOR HURRICANE OVER OPEN WATERS... As of 11:00 PM HST Thu Aug 22 the center of Gilma was located near 17.4, -126.1 with movement WNW at 6 mph. The minimum central pressure was 959 mb with maximum sustained winds of about 120 mph.

23 Aug 2024 - 3:00 UTC ...GILMA EXPECTED TO REMAIN A MAJOR HURRICANE INTO FRIDAY BUT MORE WEAKENING LIES AHEAD... As of 5:00 PM HST Thu Aug 22 the center of Gilma was located near 17.3, -125.5 with movement WNW at 6 mph. The minimum central pressure was 959 mb with maximum sustained winds of about 120 mph.

22 Aug 2024 - 21:00 UTC ...MAJOR HURRICANE GILMA MOVING SLOWLY WEST-NORTHWESTWARD OVER THE OPEN EAST PACIFIC... As of 11:00 AM HST Thu Aug 22 the center of Gilma was located near 17.0, -125.0 with movement WNW at 7 mph. The minimum central pressure was 955 mb with maximum sustained winds of about 125 mph.

22 Aug 2024 - 15:00 UTC ...GILMA CONTINUES TO INTENSIFY AS A MAJOR HURRICANE OVER THE OPEN WATERS OF THE EAST PACIFIC... As of 5:00 AM HST Thu Aug 22 the center of Gilma was located near 16.9, -124.5 with movement WNW at 7 mph. The minimum central pressure was 955 mb with maximum sustained winds of about 125 mph.

22 Aug 2024 - 9:00 UTC ...GILMA BECOMES A MAJOR HURRICANE OVER THE OPEN WATERS OF THE EAST PACIFIC... As of 2:00 AM PDT Thu Aug 22 the center of Gilma was located near 16.6, -124.2 with movement WNW at 6 mph. The minimum central pressure was 963 mb with maximum sustained winds of about 115 mph.

22 Aug 2024 - 3:00 UTC ...GILMA STRENGTHENS SOME MORE... As of 8:00 PM PDT Wed Aug 21 the center of Gilma was located near 16.5, -123.8 with movement WNW at 7 mph. The minimum central pressure was 968 mb with maximum sustained winds of about 110 mph.

21 Aug 2024 - 21:00 UTC ...GILMA CONTINUES TO INTENSIFY... As of 2:00 PM PDT Wed Aug 21 the center of Gilma was located near 16.3, -123.2 with movement WNW at 7 mph. The minimum central pressure was 972 mb with maximum sustained winds of about 105 mph.

21 Aug 2024 - 15:00 UTC ...GILMA INTENSIFYING... ...NOW FORECAST TO BECOME A MAJOR HURRICANE... As of 8:00 AM PDT Wed Aug 21 the center of Gilma was located near 16.0, -122.8 with movement W at 7 mph. The minimum central pressure was 983 mb with maximum sustained winds of about 85 mph.

21 Aug 2024 - 9:00 UTC ...GILMA BECOMES THE SECOND HURRICANE OF THE 2024 EAST PACIFIC HURRICANE SEASON... As of 2:00 AM PDT Wed Aug 21 the center of Gilma was located near 16.0, -122.3 with movement W at 10 mph. The minimum central pressure was 990 mb with maximum sustained winds of about 75 mph.

21 Aug 2024 - 3:00 UTC ...GILMA EXPECTED TO BECOME A HURRICANE OVERNIGHT OR TOMORROW MORNING... As of 8:00 PM PDT Tue Aug 20 the center of Gilma was located near 16.1, -121.5 with movement W at 10 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 70 mph.

20 Aug 2024 - 21:00 UTC ...GILMA ALMOST A HURRICANE... As of 2:00 PM PDT Tue Aug 20 the center of Gilma was located near 16.1, -120.6 with movement W at 12 mph. The minimum central pressure was 992 mb with maximum sustained winds of about 70 mph.

20 Aug 2024 - 15:00 UTC ...GILMA FORECAST TO STRENGTHEN DURING THE NEXT COUPLE OF DAYS... As of 8:00 AM PDT Tue Aug 20 the center of Gilma was located near 16.0, -119.6 with movement WNW at 12 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 50 mph.

20 Aug 2024 - 9:00 UTC ...GILMA CONTINUES TO BATTLE STRONG WIND SHEAR... As of 2:00 AM PDT Tue Aug 20 the center of Gilma was located near 15.7, -118.3 with movement WNW at 8 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 50 mph.

20 Aug 2024 - 3:00 UTC ...GILMA HEADING WESTWARD... As of 8:00 PM PDT Mon Aug 19 the center of Gilma was located near 15.2, -117.3 with movement W at 10 mph. The minimum central pressure was 999 mb with maximum sustained winds of about 60 mph.

19 Aug 2024 - 21:00 UTC ...GILMA STRENGTHENS A LITTLE MORE... As of 2:00 PM PDT Mon Aug 19 the center of Gilma was located near 15.1, -116.9 with movement W at 13 mph. The minimum central pressure was 999 mb with maximum sustained winds of about 60 mph.

19 Aug 2024 - 15:00 UTC ...GILMA CONTINUES WESTWARD OVER OPEN WATERS... As of 8:00 AM PDT Mon Aug 19 the center of Gilma was located near 15.1, -116.0 with movement W at 14 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 50 mph.

19 Aug 2024 - 9:00 UTC ...GILMA STRENGTHENS... As of 2:00 AM MST Mon Aug 19 the center of Gilma was located near 15.0, -114.6 with movement W at 13 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 50 mph.

19 Aug 2024 - 3:00 UTC ...GILMA HEADING WESTWARD AND HOLDING STEADY... As of 8:00 PM MST Sun Aug 18 the center of Gilma was located near 14.8, -113.5 with movement W at 13 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 40 mph.

18 Aug 2024 - 21:00 UTC ...DEPRESSION STRENGTHENS TO TROPICAL STORM GILMA... As of 2:00 PM MST Sun Aug 18 the center of Gilma was located near 14.7, -112.3 with movement W at 12 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 40 mph.

18 Aug 2024 - 15:00 UTC ...TROPICAL DEPRESSION FORMS WELL SOUTH OF BAJA CALIFORNIA... As of 8:00 AM MST Sun Aug 18 the center of Seven-E was located near 14.6, -110.7 with movement WNW at 13 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

Post-tropical Cyclone Gilma at 20.6°N - 152.4°W

GeoColor

True Color daytime, multispectral IR at night
30 Aug 2024 - 10:50 UTC

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GLM FED

Lightning flash extent over GeoColor
30 Aug 2024 - 10:51 UTC

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Day Convection

RGB used to identify areas of rapid intensification
30 Aug 2024 - 10:50 UTC

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30 Aug 2024 - 10:50 UTC

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Air Mass RGB

RGB based on data from IR & water vapor
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Sandwich RGB

Blend combines IR band 13 with visual band 3
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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
30 Aug 2024 - 10:50 UTC

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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
30 Aug 2024 - 10:50 UTC

Last update > 1 hour