Cost, Texas | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    50% Chance of Storms
    79°
    Forecast night icon
    Night
    Partly Cloudy
    64°
    Monday 5/13
    Day
    79°
    50% Chance of Storms
    Forecast day icon
    Night
    64°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a chance of showers and thunderstorms late this morning then partly cloudy with a chance of showers and thunderstorms this afternoon. Some thunderstorms may be severe with damaging winds and large hail. Some thunderstorms may be severe with large hail. Highs in the upper 80s. Southeast winds around 5 mph becoming north 10 to 15 mph this afternoon. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly clear after midnight. Some thunderstorms may be severe with large hail. Cooler with lows in the lower 60s. Northeast winds 5 to 10 mph with gusts up to 20 mph becoming northwest after midnight. Chance of rain 20 percent.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    86°
    Forecast night icon
    Night
    Mostly Clear
    66°
    Tuesday 5/14
    Day
    86°
    Mostly Sunny
    Forecast day icon
    Night
    66°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 90. Northwest winds around 5 mph becoming northeast in the afternoon.
    Night Details
    Mostly clear. Lows in the mid 60s. East winds 5 to 10 mph becoming southeast after midnight.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    87°
    Forecast night icon
    Night
    Chance of Storms
    70°
    Wednesday 5/15
    Day
    87°
    Partly Cloudy
    Forecast day icon
    Night
    70°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs around 90. Southeast winds 10 to 15 mph.
    Night Details
    Partly cloudy in the evening then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s.
  • Forecast day icon
    Thursday
    70% Chance of Storms
    85°
    Forecast night icon
    Night
    30% Chance of Storms
    73°
    Thursday 5/16
    Day
    85°
    70% Chance of Storms
    Forecast day icon
    Night
    73°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers and thunderstorms in the morning then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 70 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    Chance of Storms
    80°
    Forecast night icon
    Night
    Partly Cloudy
    71°
    Friday 5/17
    Day
    80°
    Chance of Storms
    Forecast day icon
    Night
    71°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s.
    Night Details
    Partly cloudy. Lows around 70.
  • Forecast day icon
    Saturday
    Chance of Storms
    85°
    Forecast night icon
    Night
    Chance of Storms
    72°
    Saturday 5/18
    Day
    85°
    Chance of Storms
    Forecast day icon
    Night
    72°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the lower 70s.
    Night Details
    Partly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the lower 70s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    88°
    Forecast night icon
    Night
    Clear
    71°
    Sunday 5/19
    Day
    88°
    Partly Cloudy
    Forecast day icon
    Night
    71°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy in the morning then clearing. Highs in the lower 90s.
    Night Details
    Clear. Low temperature around 71F. Dew point will be around 71F with an average humidity of 83%. Winds will be 9 mph from the SE.
  • Forecast day icon
    Monday
    Mostly Sunny
    90°
    Forecast night icon
    Night
    Mostly Clear
    71°
    Monday 5/20
    Day
    90°
    Mostly Sunny
    Forecast day icon
    Night
    71°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 90F. Dew point will be around 74F with an average humidity of 80%. Winds will be 6 mph from the SE.
    Night Details
    Mostly clear. Low temperature around 71F. Dew point will be around 72F with an average humidity of 87%. Winds will be 9 mph from the SE.
  • Forecast day icon
    Tuesday
    Mostly Cloudy
    84°
    Forecast night icon
    Night
    Clear
    71°
    Tuesday 5/21
    Day
    84°
    Mostly Cloudy
    Forecast day icon
    Night
    71°
    Clear
    Forecast night icon
    Day Details
    Mostly cloudy with widely scattered thunderstorms. Chance of storms 30%. High temperature around 84F. Dew point will be around 74F with an average humidity of 83%. Winds will be 4 mph from the SE.
    Night Details
    Clear. Low temperature around 71F. Dew point will be around 72F with an average humidity of 88%. Winds will be 8 mph from the SE.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    86°
    Forecast night icon
    Night
    Clear
    72°
    Wednesday 5/22
    Day
    86°
    Partly Cloudy
    Forecast day icon
    Night
    72°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 86F. Dew point will be around 75F with an average humidity of 83%. Winds will be 6 mph from the SE.
    Night Details
    Clear. Low temperature around 72F. Dew point will be around 73F with an average humidity of 87%. Winds will be 10 mph from the SE.