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Hurricane Delia (1973)

Hurricane Delia was a Category 1 hurricane at its peak, with 86 mph winds and a lowest pressure of 986 mb, per NOAA's National Hurricane Center. Modeled winds reached tropical-storm force (39 mph) at 6 of the cities we track; the strongest was League City, TX, with a modeled peak gust of 75 mph.

Peak strength86 mph winds (1-minute)
Category 1
Cities with tropical-storm-force windsModeled, of the cities we track
6
LandfallsFirst September 5, 1973
2
Lowest pressure
986 mb

Track, wind field and cities

Select a piece of the track or a city for details.

  • Depression or weaker
  • Tropical storm
  • Hurricane, Category 1 or 2
  • Major hurricane, Category 3 to 5
  • Landfall
  • City (larger ring, stronger modeled gust)
  • Modeled wind field, 39 to 111 mph sustained (darker, stronger; orange 111 mph+)
Source: NOAA/NWS National Hurricane Center best track (HURDAT2). City winds and the wind field are modeled.

The shaded areas are where our model puts Hurricane Delia’s sustained winds over open land at 39 mph or more (tropical-storm force), 58, 74 (hurricane force) and 111 mph (major hurricane force) at some point along its track. Modeled, not measured. How we model hurricane winds

Landfalls

  1. September 5, 1973, tropical storm at 69 mph, about 36 miles from League City, TX
  2. September 6, 1973, tropical storm at 58 mph, about 44 miles from League City, TX

Modeled winds at cities (6)

Estimated peak winds for open, flat ground at each city’s center. Not measurements. How we model hurricane winds

CityPeak gustSustainedClosest passPeak
League City, TX75 mph61 mph34 milesSep 4, 1973, 7:00 PM CDT
Pearland, TX70 mph57 mph33 milesSep 4, 1973, 7:45 PM CDT
Pasadena, TX69 mph56 mph45 milesSep 4, 1973, 7:00 PM CDT
Sugar Land, TX65 mph53 mph21 milesSep 4, 1973, 9:00 PM CDT
Houston, TX61 mph50 mph41 milesSep 4, 1973, 7:45 PM CDT
Beaumont, TX50 mph41 mph88 milesSep 4, 1973, 5:30 PM CDT

Best track (23 positions)

TimeStatusWindPressurePosition
Sep 2, 00:00 UTCTropical depression35 mph1006 mb21.4°N, 86.6°W
Sep 2, 06:00 UTCTropical depression35 mph21.9°N, 86.8°W
Sep 2, 12:00 UTCTropical depression35 mph1005 mb22.4°N, 87.0°W
Sep 2, 18:00 UTCTropical storm46 mph1000 mb23.1°N, 87.4°W
Sep 3, 00:00 UTCTropical storm46 mph1001 mb24.0°N, 88.0°W
Sep 3, 06:00 UTCTropical storm52 mph24.9°N, 88.9°W
Sep 3, 12:00 UTCTropical storm58 mph999 mb25.8°N, 89.8°W
Sep 3, 18:00 UTCTropical storm69 mph994 mb26.5°N, 91.0°W
Sep 4, 00:00 UTCTropical storm69 mph995 mb27.0°N, 92.3°W
Sep 4, 06:00 UTCTropical storm69 mph997 mb27.2°N, 93.1°W
Sep 4, 12:00 UTCCategory 1 hurricane75 mph993 mb27.8°N, 93.3°W
Sep 4, 18:00 UTCCategory 1 hurricane86 mph986 mb28.5°N, 94.2°W
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