Point Forecast: Port Arthur TX
 29.9N 93.92W
Last Update: 7:46 pm CDT Jul 15, 2025
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-ft)
Dispersion Index
Red Flag Threat Index

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (CDT)222300010203040506070809101112131415161718192021
Temperature (°F)838382818180807979798385878990909192919190888684
Dewpoint (°F)777777777777777676767777767676757675747475757575
Heat Index (°F)92929088888787797979929698100102101103103101101101989592
Surface Wind (mph)332222222222233667777665
Wind DirSWSWSWSWSWSWSWSWWWWWWSWSSESSSSSSSSW
Gust
Sky Cover (%)15918201923334035292114162218283329353339403132
Precipitation Potential (%)000000112335666677422000
Relative Humidity (%)828285888891919191918277706664626258585862667074
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/17
Hour (CDT)222300010203040506070809101112131415161718192021
Temperature (°F)838282818080797878788082848687888888888887868583
Dewpoint (°F)767675757576767676767676767676767676767675757575
Heat Index (°F)918989878586797878788689939698999999999996959490
Surface Wind (mph)322222222223335556665553
Wind DirSWSWSWSWSWWWWNWNWNWNWWWWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)323129283645535354545658606161626263636872777472
Precipitation Potential (%)000666666202020202020444444444444343434
Relative Humidity (%)808279828588919494948882777270686868686868707277
Rain------------------SChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChcChcChc
Thunder------------------SChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChcChcChc

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Current WeatherWatches and Warnings
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Tide DataAHPS
Hydrology/RiversClimate Data
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