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14 May 2024 - 09:24 EDT
14 May 2024 - 13:24 UTC

Post-tropical Cyclone Fernanda at 16.4°N - 132.2°W

North Pacific Ocean

Last observation: 17 Aug 2023 - 22:50 UTC

« 2023 Storms »

12 Aug 2023 - 17 Aug 2023


Storm images and information

NHC Storm Description:

17 Aug 2023 - 15:00 UTC ...FERNANDA BECOMES A REMNANT LOW... ...THIS IS THE LAST NHC ADVISORY... As of 5:00 AM HST Thu Aug 17 the center of Fernanda was located near 16.4, -132.2 with movement W at 15 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 35 mph.

17 Aug 2023 - 9:00 UTC ...FERNANDA BARELY A TROPICAL CYCLONE... As of 11:00 PM HST Wed Aug 16 the center of Fernanda was located near 16.6, -130.8 with movement W at 15 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 40 mph.

17 Aug 2023 - 3:00 UTC ...FERNANDA EXPECTED TO BECOME POST-TROPICAL SOON... As of 5:00 PM HST Wed Aug 16 the center of Fernanda was located near 16.7, -129.4 with movement W at 15 mph. The minimum central pressure was 1002 mb with maximum sustained winds of about 45 mph.

16 Aug 2023 - 21:00 UTC ...FERNANDA CONTINUES TO WEAKEN... As of 11:00 AM HST Wed Aug 16 the center of Fernanda was located near 16.8, -127.8 with movement W at 14 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 50 mph.

16 Aug 2023 - 15:00 UTC ...FERNANDA NOW A TROPICAL STORM... As of 5:00 AM HST Wed Aug 16 the center of Fernanda was located near 17.1, -126.8 with movement W at 15 mph. The minimum central pressure was 994 mb with maximum sustained winds of about 65 mph.

16 Aug 2023 - 9:00 UTC ...FERNANDA BARELY HOLDING ON TO HURRICANE STRENGTH... ...RAPID WEAKENING FORECAST TO CONTINUE... As of 11:00 PM HST Tue Aug 15 the center of Fernanda was located near 17.4, -125.5 with movement W at 15 mph. The minimum central pressure was 987 mb with maximum sustained winds of about 75 mph.

16 Aug 2023 - 3:00 UTC ...FERNANDA CONTINUES WEAKENING AS IT MOVES OVER THE OPEN PACIFIC WATERS... As of 5:00 PM HST Tue Aug 15 the center of Fernanda was located near 17.3, -124.1 with movement W at 14 mph. The minimum central pressure was 975 mb with maximum sustained winds of about 90 mph.

15 Aug 2023 - 21:00 UTC ...FERNANDA RESUMES WEAKENING OVER OPEN WATERS... ...FORECAST TO BECOME A POST-TROPICAL CYCLONE ON THURSDAY... As of 11:00 AM HST Tue Aug 15 the center of Fernanda was located near 17.3, -122.8 with movement W at 12 mph. The minimum central pressure was 971 mb with maximum sustained winds of about 105 mph.

15 Aug 2023 - 15:00 UTC ...FERNANDA HOLDS STEADY AS IT MOVES WEST-NORTHWESTWARD... As of 5:00 AM HST Tue Aug 15 the center of Fernanda was located near 17.0, -121.8 with movement WNW at 12 mph. The minimum central pressure was 967 mb with maximum sustained winds of about 110 mph.

15 Aug 2023 - 9:00 UTC ...FERNANDA CONTINUES TO WEAKEN... As of 11:00 PM HST Mon Aug 14 the center of Fernanda was located near 16.9, -120.7 with movement WNW at 12 mph. The minimum central pressure was 967 mb with maximum sustained winds of about 110 mph.

15 Aug 2023 - 3:00 UTC ...FERNANDA BEGINNING TO WEAKEN... As of 5:00 PM HST Mon Aug 14 the center of Fernanda was located near 16.5, -119.8 with movement WNW at 9 mph. The minimum central pressure was 960 mb with maximum sustained winds of about 120 mph.

14 Aug 2023 - 21:00 UTC ...FERNANDA MAINTAINING CATEGORY 4 INTENSITY... As of 11:00 AM HST Mon Aug 14 the center of Fernanda was located near 15.9, -119.0 with movement W at 7 mph. The minimum central pressure was 955 mb with maximum sustained winds of about 130 mph.

14 Aug 2023 - 15:00 UTC ...FERNANDA NOW A CATEGORY 4 HURRICANE... As of 5:00 AM HST Mon Aug 14 the center of Fernanda was located near 15.8, -118.5 with movement W at 8 mph. The minimum central pressure was 955 mb with maximum sustained winds of about 130 mph.

14 Aug 2023 - 9:00 UTC ...FERNANDA STRENGTHENS INTO A MAJOR HURRICANE... As of 11:00 PM HST Sun Aug 13 the center of Fernanda was located near 15.6, -117.7 with movement W at 8 mph. The minimum central pressure was 959 mb with maximum sustained winds of about 125 mph.

14 Aug 2023 - 3:00 UTC ...FERNANDA CONTINUES TO RAPIDLY INTENSIFY... ...NOW FORECAST TO BECOME A CATEGORY 4 HURRICANE... As of 5:00 PM HST Sun Aug 13 the center of Fernanda was located near 15.6, -117.2 with movement WNW at 9 mph. The minimum central pressure was 975 mb with maximum sustained winds of about 105 mph.

13 Aug 2023 - 21:00 UTC ...FERNANDA RAPIDLY INTENSIFIES INTO A HURRICANE... As of 2:00 PM PDT Sun Aug 13 the center of Fernanda was located near 15.5, -116.5 with movement WNW at 9 mph. The minimum central pressure was 995 mb with maximum sustained winds of about 75 mph.

13 Aug 2023 - 15:00 UTC ...FERNANDA EXPECTED TO STRENGTHEN RAPIDLY... As of 8:00 AM PDT Sun Aug 13 the center of Fernanda was located near 15.4, -115.9 with movement WNW at 10 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 60 mph.

13 Aug 2023 - 9:00 UTC ...FERNANDA CONTINUES TO STRENGTHEN... As of 2:00 AM PDT Sun Aug 13 the center of Fernanda was located near 15.1, -115.1 with movement WNW at 10 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 50 mph.

13 Aug 2023 - 3:00 UTC ...DEPRESSION BECOMES TROPICAL STORM FERNANDA... As of 9:00 PM MDT Sat Aug 12 the center of Fernanda was located near 15.0, -114.0 with movement WNW at 10 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

12 Aug 2023 - 21:00 UTC ...NEW TROPICAL DEPRESSION FORMS OVER THE OPEN EAST PACIFIC... As of 3:00 PM MDT Sat Aug 12 the center of Seven-E was located near 14.9, -113.2 with movement WNW at 10 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

Post-tropical Cyclone Fernanda at 16.4°N - 132.2°W

GeoColor

True Color daytime, multispectral IR at night
17 Aug 2023 - 22:50 UTC

Last update > 1 hour

GLM FED

Lightning flash extent over GeoColor
17 Aug 2023 - 22:51 UTC

Last update > 1 hour

Day Convection

RGB used to identify areas of rapid intensification
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Day Night Cloud Micro Combo

Day: show phase of cloud tops; night: distinguish clouds from fog
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Air Mass RGB

RGB based on data from IR & water vapor
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Sandwich RGB

Blend combines IR band 13 with visual band 3
17 Aug 2023 - 22:40 UTC

Last update > 1 hour


Band 1

0.47 µm
Blue - Visible
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 2

0.64 µm
Red - Visible
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 3

0.86 µm
Veggie - Near IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 4

1.37 µm
Cirrus - Near IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 5

1.6 µm
Snow/Ice - Near IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 6

2.2 µm
Cloud Particle - Near IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 7

3.9 µm
Shortwave Window - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 8

6.2 µm
Upper-Level Water Vapor - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 9

6.9 µm
Mid-Level Water Vapor - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 10

7.3 µm
Lower-level Water Vapor - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 11

8.4 µm
Cloud Top - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 12

9.6 µm
Ozone - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 13

10.3 µm
Clean Longwave Window - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 14

11.2 µm
Longwave Window - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 15

12.3 µm
Dirty Longwave Window - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour

Band 16

13.3 µm
CO₂ Longwave - IR
17 Aug 2023 - 22:40 UTC

Last update > 1 hour