Port Arthur, Texas | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    50% Chance of Storms
    83°
    Forecast night icon
    Night
    50% Chance of Storms
    71°
    Monday 5/13
    Day
    83°
    50% Chance of Storms
    Forecast day icon
    Night
    71°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of showers and thunderstorms this morning then a chance of showers and thunderstorms this afternoon. Some thunderstorms may be severe this afternoon. Highs in the lower 80s. South winds 10 to 15 mph. Chance of rain 50 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms mainly in the evening. Some thunderstorms may be severe in the evening. Lows in the upper 60s. North winds 5 to 10 mph becoming southwest after midnight. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    Sunny
    85°
    Forecast night icon
    Night
    Mostly Clear
    69°
    Tuesday 5/14
    Day
    85°
    Sunny
    Forecast day icon
    Night
    69°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s. West winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the upper 60s. West winds around 5 mph becoming northeast around 5 mph after midnight.
  • Forecast day icon
    Wednesday
    Sunny
    85°
    Forecast night icon
    Night
    Partly Cloudy
    73°
    Wednesday 5/15
    Day
    85°
    Sunny
    Forecast day icon
    Night
    73°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s. East winds 5 to 10 mph becoming southeast in the afternoon.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 70s.
  • Forecast day icon
    Thursday
    70% Chance of Storms
    78°
    Forecast night icon
    Night
    50% Chance of Storms
    73°
    Thursday 5/16
    Day
    78°
    70% Chance of Storms
    Forecast day icon
    Night
    73°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms in the morning then showers and thunderstorms likely in the afternoon. Highs in the lower 80s. Chance of rain 70 percent.
    Night Details
    Mostly cloudy with a chance of thunderstorms. A chance of showers. Lows in the lower 70s. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    Mostly Cloudy
    81°
    Forecast night icon
    Night
    Mostly Cloudy
    74°
    Friday 5/17
    Day
    81°
    Mostly Cloudy
    Forecast day icon
    Night
    74°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the mid 80s. Lows in the mid 70s.
    Night Details
    Mostly cloudy. Highs in the mid 80s. Lows in the mid 70s.
  • Forecast day icon
    Saturday
    Partly Cloudy
    83°
    Forecast night icon
    Night
    Partly Cloudy
    75°
    Saturday 5/18
    Day
    83°
    Partly Cloudy
    Forecast day icon
    Night
    75°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the upper 80s. Lows in the lower 70s.
    Night Details
    Partly cloudy. Highs in the upper 80s. Lows in the lower 70s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    85°
    Forecast night icon
    Night
    Clear
    75°
    Sunday 5/19
    Day
    85°
    Partly Cloudy
    Forecast day icon
    Night
    75°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy. Highs in the upper 80s. Lows in the lower 70s.
    Night Details
    Clear. Low temperature around 75F. Dew point will be around 71F with an average humidity of 79%. Winds will be 4 mph from the S.
  • Forecast day icon
    Monday
    Sunny
    85°
    Forecast night icon
    Night
    Clear
    75°
    Monday 5/20
    Day
    85°
    Sunny
    Forecast day icon
    Night
    75°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 85F. Dew point will be around 72F with an average humidity of 74%. Winds will be 5 mph from the S.
    Night Details
    Clear. Low temperature around 75F. Dew point will be around 73F with an average humidity of 85%. Winds will be 6 mph from the S.
  • Forecast day icon
    Tuesday
    Sunny
    83°
    Forecast night icon
    Night
    Clear
    75°
    Tuesday 5/21
    Day
    83°
    Sunny
    Forecast day icon
    Night
    75°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 83F. Dew point will be around 73F with an average humidity of 80%. Winds will be 4 mph from the S.
    Night Details
    Clear. Low temperature around 75F. Dew point will be around 73F with an average humidity of 85%. Winds will be 5 mph from the S.
  • Forecast day icon
    Wednesday
    Sunny
    85°
    Forecast night icon
    Night
    Clear
    76°
    Wednesday 5/22
    Day
    85°
    Sunny
    Forecast day icon
    Night
    76°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 85F. Dew point will be around 74F with an average humidity of 78%. Winds will be 5 mph from the S.
    Night Details
    Clear. Low temperature around 76F. Dew point will be around 74F with an average humidity of 86%. Winds will be 6 mph from the S.