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Tropical Storm Bertha (1957)

Tropical Storm Bertha was a tropical storm at its peak, with 63 mph winds and a lowest pressure of 998 mb, per NOAA's National Hurricane Center. Modeled winds reached tropical-storm force (39 mph) at 2 of the cities we track; the strongest was Beaumont, TX, with a modeled peak gust of 62 mph.

Peak strength63 mph winds (1-minute)
Tropical storm
Cities with tropical-storm-force windsModeled, of the cities we track
2
LandfallsFirst August 10, 1957
1
Lowest pressure
998 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 Tropical Storm Bertha’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. August 10, 1957, tropical storm at 63 mph, about 30 miles from Beaumont, TX

Modeled winds at cities (2)

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

CityPeak gustSustainedClosest passPeak
Beaumont, TX62 mph50 mph14 milesAug 10, 1957, 12:45 AM GMT-5
Lake Charles, LA59 mph48 mph45 milesAug 9, 1957, 9:30 PM GMT-5

Best track (14 positions)

TimeStatusWindPressurePosition
Aug 8, 00:00 UTCTropical depression29 mph27.0°N, 87.4°W
Aug 8, 06:00 UTCTropical depression35 mph27.0°N, 88.0°W
Aug 8, 12:00 UTCTropical storm40 mph27.0°N, 88.6°W
Aug 8, 18:00 UTCTropical storm52 mph27.2°N, 89.2°W
Aug 9, 00:00 UTCTropical storm63 mph1000 mb27.5°N, 89.9°W
Aug 9, 06:00 UTCTropical storm58 mph27.8°N, 90.6°W
Aug 9, 12:00 UTCTropical storm52 mph28.3°N, 91.3°W
Aug 9, 18:00 UTCTropical storm58 mph1005 mb29.0°N, 92.2°W
Aug 10, 00:00 UTCTropical storm63 mph29.5°N, 93.1°W
Aug 10, 06:00 UTC (landfall)Tropical storm63 mph998 mb29.7°N, 93.9°W
Aug 10, 12:00 UTCTropical storm46 mph30.1°N, 94.6°W
Aug 10, 18:00 UTCTropical depression35 mph30.8°N, 95.1°W
Aug 11, 00:00 UTCTropical depression29 mph31.7°N, 95.2°W
Aug 11, 06:00 UTCTropical depression29 mph32.7°N, 95.2°W