2026 tropical cyclone season · eastern North Pacific

Hurricane Hernan Hernan · EP082026

Hurricane Hernan was tracked in the eastern North Pacific from 2026-08-10 to 2026-08-15 (5 days), peaking at 40 kt (TS) with a minimum pressure of 1003 hPa. 109 archived forecasts from NHC, ECMWF, ECMWF ENS, GFS, GEFS, Google DeepMind are verified against its best track; at 48 hours the closest was GFS, 64 km off on average.

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ATCF ID
EP082026
Basin
eastern North Pacific
Tracked
2026-08-10 → 2026-08-15 (5 days)
Peak wind
40 kt · 21 m/s · TS
Minimum pressure
1003 hPa
Archived forecasts
109
Sources
NHC · ECMWF · ECMWF ENS · GFS · GEFS · Google DeepMind
TDTSH1H2H3H4H5

Forecast track error (km)

Source24 h48 h72 h120 h
NHC113 (7)84 (3)——
ECMWF106 (7)121 (3)——
ECMWF ENS98 (7)106 (3)——
GFS91 (7)64 (3)——
GEFS85 (7)106 (3)——
Google DeepMind73 (6)48 (1)——

Mean great-circle distance to the best track at each lead time, counted while the system was a tropical or subtropical cyclone; the number of cases is in brackets.

Best track

Six-hourly positions of the US best track (JTWC / NHC, one-minute winds); grades on the Saffir–Simpson scale.

Time (UTC)PositionWind (kt)Pressure (hPa)Grade
2026-08-10 18Z14.3°N 127.2°W20—TD
2026-08-11 00Z14.7°N 127.7°W20—TD
2026-08-11 06Z15.0°N 128.2°W20—TD
2026-08-11 12Z15.5°N 128.7°W251008TD
2026-08-11 18Z15.9°N 129.2°W251008TD
2026-08-12 00Z16.6°N 129.8°W251008TD
2026-08-12 06Z17.1°N 130.1°W251008TD
2026-08-12 12Z17.4°N 130.6°W251008TD
2026-08-12 18Z17.6°N 131.0°W251009TD
2026-08-13 00Z17.7°N 131.2°W301006TD
2026-08-13 06Z17.9°N 131.5°W401004TS
2026-08-13 12Z18.1°N 131.9°W401004TS
2026-08-13 18Z17.5°N 131.9°W401003TS
2026-08-14 00Z17.1°N 131.9°W351004TS
2026-08-14 06Z16.5°N 131.9°W351004TS
2026-08-14 12Z15.6°N 132.0°W351004TS
2026-08-14 18Z15.6°N 132.0°W301006TD
2026-08-15 00Z16.1°N 132.1°W301005TD
2026-08-15 06Z16.3°N 133.2°W301006TD
2026-08-15 12Z16.1°N 134.4°W301006TD
2026-08-15 18Z15.8°N 135.4°W251009TD