Lewistown, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast day icon
    Monday
    40% Chance of Storms
    84°
    Forecast night icon
    Night
    50% Chance of Storms
    67°
    Monday 5/20
    Day
    84°
    40% Chance of Storms
    Forecast day icon
    Night
    67°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a chance of showers. A chance of thunderstorms. Some thunderstorms may produce gusty winds this afternoon. Highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers. A chance of thunderstorms. Some thunderstorms may produce gusty winds in the evening. Lows in the mid 60s. Southwest winds 5 to 10 mph becoming southeast after midnight. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    89°
    Forecast night icon
    Night
    70% Chance of Storms
    63°
    Tuesday 5/21
    Day
    89°
    Mostly Sunny
    Forecast day icon
    Night
    63°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a slight chance of showers and thunderstorms. Some thunderstorms may be severe. Highs around 90. South winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. Chance of rain 20 percent.
    Night Details
    Showers and thunderstorms likely in the evening then partly cloudy with a chance of showers and thunderstorms after midnight. Some thunderstorms may be severe in the evening. Lows around 60. Southwest winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 70 percent.
  • Forecast day icon
    Wednesday
    40% Chance of Storms
    76°
    Forecast night icon
    Night
    Mostly Clear
    55°
    Wednesday 5/22
    Day
    76°
    40% Chance of Storms
    Forecast day icon
    Night
    55°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Cooler with highs in the mid 70s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
    Night Details
    Mostly clear. Lows in the lower 50s. Highs in the upper 70s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    78°
    Forecast night icon
    Night
    Partly Cloudy
    59°
    Thursday 5/23
    Day
    78°
    Mostly Sunny
    Forecast day icon
    Night
    59°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the lower 50s. Highs in the upper 70s.
    Night Details
    Partly cloudy. Lows in the upper 50s.
  • Forecast day icon
    Friday
    40% Chance of Storms
    81°
    Forecast night icon
    Night
    50% Chance of Storms
    64°
    Friday 5/24
    Day
    81°
    40% Chance of Storms
    Forecast day icon
    Night
    64°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    50% Chance of Storms
    82°
    Forecast night icon
    Night
    40% Chance of Storms
    62°
    Saturday 5/25
    Day
    82°
    50% Chance of Storms
    Forecast day icon
    Night
    62°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs around 80. Chance of rain 50 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms. Lows around 60. Highs in the lower 80s. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    40% Chance of Storms
    81°
    Forecast night icon
    Night
    50% Chance of Rain
    62°
    Sunday 5/26
    Day
    81°
    40% Chance of Storms
    Forecast day icon
    Night
    62°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. A chance of showers and thunderstorms. Lows around 60. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Partly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 62F. Dew point will be around 62F with an average humidity of 78%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Monday
    50% Chance of Rain
    79°
    Forecast night icon
    Night
    40% Chance of Rain
    58°
    Monday 5/27
    Day
    79°
    50% Chance of Rain
    Forecast day icon
    Night
    58°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a chance of rain. Chance of precipitation 45%. High temperature around 79F. Dew point will be around 59F with an average humidity of 65%. Winds will be 3 mph from the W.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 58F. Dew point will be around 56F with an average humidity of 73%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    75°
    Forecast night icon
    Night
    Clear
    56°
    Tuesday 5/28
    Day
    75°
    30% Chance of Rain
    Forecast day icon
    Night
    56°
    Clear
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 75F. Dew point will be around 55F with an average humidity of 63%. Winds will be 4 mph from the NW.
    Night Details
    Clear. Low temperature around 56F. Dew point will be around 54F with an average humidity of 72%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Wednesday
    Sunny
    73°
    Forecast night icon
    Night
    Clear
    55°
    Wednesday 5/29
    Day
    73°
    Sunny
    Forecast day icon
    Night
    55°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 73F. Dew point will be around 53F with an average humidity of 62%. Winds will be 6 mph from the NW.
    Night Details
    Clear. Low temperature around 55F. Dew point will be around 52F with an average humidity of 71%. Winds will be 5 mph from the NW.