15 Sep 2026 - 04:30 EDT
15 Sep 2026 - 08:30 UTC

Post-tropical Cyclone Hernan at 15.8°N - 135.9°W

North Pacific Ocean

Last observation: 16 Aug 2026 - 05:10 UTC

« 2026 Storms »

13 Aug 2026 - 15 Aug 2026

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PTC Hernan - RGB Loops
PTC Hernan - Channel Loops

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NHC Storm Description:

15 Aug 2026 - 21:00 UTC ...HERNAN HAS BECOME A REMNANT LOW... ...THIS IS THE FINAL NHC ADVISORY ON THE SYSTEM... As of 11:00 AM HST Sat Aug 15 the center of Hernan was located near 15.8, -135.9 with movement W at 12 mph. The minimum central pressure was 1009 mb with maximum sustained winds of about 30 mph.

15 Aug 2026 - 15:00 UTC ...HERNAN EXPECTED TO BECOME A REMNANT LOW TODAY... As of 5:00 AM HST Sat Aug 15 the center of Hernan was located near 16.1, -134.9 with movement W at 12 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 35 mph.

More storm history

15 Aug 2026 - 9:00 UTC ...HERNAN EXPECTED TO BECOME A REMNANT LOW ON SATURDAY... As of 11:00 PM HST Fri Aug 14 the center of Hernan was located near 16.4, -133.8 with movement W at 13 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 35 mph.

15 Aug 2026 - 3:00 UTC ...CENTER OF HERNAN REFORMS A LITTLE TO THE NORTH... As of 5:00 PM HST Fri Aug 14 the center of Hernan was located near 16.2, -132.9 with movement W at 14 mph. The minimum central pressure was 1005 mb with maximum sustained winds of about 35 mph.

14 Aug 2026 - 21:00 UTC ...HERNAN NEARLY STATIONARY... ...WEAKENS TO A TROPICAL DEPRESSION... As of 11:00 AM HST Fri Aug 14 the center of Hernan was located near 15.6, -132.1 with movement at mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 35 mph.

14 Aug 2026 - 15:00 UTC ...HERNAN SEES A SLIGHT UPTICK IN CONVECTION... As of 5:00 AM HST Fri Aug 14 the center of Hernan was located near 15.4, -132.1 with movement S at 9 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 40 mph.

14 Aug 2026 - 9:00 UTC ...HERNAN STILL A TROPICAL STORM AS IT MOVES SOUTHWARD... As of 11:00 PM HST Thu Aug 13 the center of Hernan was located near 16.1, -131.9 with movement S at 5 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 40 mph.

14 Aug 2026 - 3:00 UTC ...HERNAN WEAKENING AS IT MOVES SOUTHWARD... As of 8:00 PM PDT Thu Aug 13 the center of Hernan was located near 16.8, -132.0 with movement S at 5 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 40 mph.

13 Aug 2026 - 21:00 UTC ...HERNAN DRIFTING SOUTHWARD... As of 2:00 PM PDT Thu Aug 13 the center of Hernan was located near 17.3, -131.9 with movement S at 6 mph. The minimum central pressure was 1003 mb with maximum sustained winds of about 45 mph.

13 Aug 2026 - 15:00 UTC ...HERNAN STRENGTHENS SLIGHTLY... As of 8:00 AM PDT Thu Aug 13 the center of Hernan was located near 18.0, -131.9 with movement WSW at 3 mph. The minimum central pressure was 1004 mb with maximum sustained winds of about 45 mph.

13 Aug 2026 - 9:00 UTC ...TROPICAL DEPRESSION BECOMES TROPICAL STORM HERNAN OVER THE EAST PACIFIC... As of 2:00 AM PDT Thu Aug 13 the center of Hernan was located near 18.1, -131.9 with movement W at 2 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 40 mph.

13 Aug 2026 - 3:00 UTC ...NEW TROPICAL DEPRESSION FORMS OVER THE OPEN WATERS OF THE EAST PACIFIC... As of 8:00 PM PDT Wed Aug 12 the center of Eight-E was located near 18.1, -131.7 with movement WNW at 7 mph. The minimum central pressure was 1006 mb with maximum sustained winds of about 35 mph.