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All storm pages · 2023 Pacific season

Hurricane Hilary 2023

Category 4 hurricane · Eastern and Central Pacific · August 16 to August 20, 2023

Tropical-storm-force winds reached 288 miles from Hilary's center, tied for the fourth-widest reach among the 386 eastern and central Pacific storms with wind-radius data (kept since 2004). Its hurricane-force winds extended 69 miles from the center, tied for the second-widest hurricane-force field of the 201 eastern and central Pacific hurricanes measured this way since 2004. Its winds climbed 70 mph in the 24 hours to August 18.

Track of Hilary (2023) from the best-track record, coloured by strength15°N20°N25°N30°N125°W120°W115°W110°W105°W100°W95°WBaja California, 60 mphPeak 140 mphFirst recordNot tropicalDepressionTropical stormCategory 1Category 2Category 3Category 400 and 12 UTCLandfall

Strength over time

Maximum sustained wind of Hilary (2023) over time, in mphTSCat 1Cat 2Cat 3Cat 4Cat 504080120160Aug 17Aug 18Aug 19Aug 20mph
  1. First record (tropical depression) 345 miles south of Acapulco, Guerrero, Mexico
  2. Tropical storm 335 miles south-southwest of Acapulco, Guerrero, Mexico
  3. Hurricane 325 miles southwest of Manzanillo, Colima, Mexico
  4. Major hurricane 385 miles west-southwest of Manzanillo, Colima, Mexico
  5. Peak, 140 mph 420 miles south of Cabo San Lucas, Baja California Sur, Mexico; lowest pressure 940 mb
  6. Landfall Baja California: tropical storm, 60 mph, 990 mb
  7. No longer tropical (low) 45 miles north of Vicente Guerrero, Baja California, Mexico
  8. Last record 45 miles north of Vicente Guerrero, Baja California, Mexico

Against every Pacific storm since 1949

Peak sustained wind140 mph · tied 84th of 1,26225 mph215 mph
Lowest central pressure940 mb · tied 66th of 754872 mb1009 mb
Accumulated cyclone energy13.2 · 206th of 1,1540.185.3
Days as a tropical or subtropical cyclone4.5 days · tied 625th of 1,2620.0 days29.8 days

In the 2023 season

04080120160200Hilary

Storm 9 of 20 in 2023, hurricane 6 of 10; it formed after Greg and before Irwin. Hilary produced 8% of the season's accumulated cyclone energy and ranks joint fourth by peak wind. See the season.

Closest to land

Nearest town of 10,000 people or more: Vicente Guerrero, Baja California, Mexico, 37 miles from the center on August 20 (tropical storm stage).

Storms within 150 miles of Vicente Guerrero, Baja California, Mexico

Also peaked at 140 mph

Of 36 storms from other Pacific seasons, the nearest in time:

  • Darby (2022)953 mb, no landfall record
  • Erick (2025)944 mb, landfall in Oaxaca
  • Marie (2020)945 mb, no landfall record
  • Aletta (2018)943 mb, no landfall record