Union, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    70% Chance of Storms
    64°
    Sunday 4/28
    Forecast night icon
    64°
    70% Chance of Storms
    Hourly
    Night Details
    Cloudy. A chance of thunderstorms late in the evening then showers likely and a chance of thunderstorms after midnight. Lows around 60. South winds 10 to 15 mph. Chance of precipitation 70 percent.
  • Forecast day icon
    Monday
    30% Chance Rain Showers
    69°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Monday 4/29
    Day
    69°
    30% Chance Rain Showers
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 30 percent chance of showers. Highs around 70. Southwest winds 10 to 20 mph with gusts up to 25 mph.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the mid 40s. West winds 10 to 15 mph.
  • Forecast day icon
    Tuesday
    Sunny
    70°
    Forecast night icon
    Night
    40% Chance of Storms
    60°
    Tuesday 4/30
    Day
    70°
    Sunny
    Forecast day icon
    Night
    60°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph.
    Night Details
    Partly cloudy with a slight chance of thunderstorms in the evening then mostly cloudy with a chance of thunderstorms after midnight. Lows in the upper 50s. South winds 10 to 15 mph. Gusts up to 25 mph after midnight. Chance of precipitation 40 percent.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    73°
    Forecast night icon
    Night
    50% Chance of Storms
    58°
    Wednesday 5/1
    Day
    73°
    Partly Cloudy
    Forecast day icon
    Night
    58°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 70s.
    Night Details
    Mostly cloudy with a 50 percent chance of thunderstorms. Lows in the mid 50s.
  • Forecast day icon
    Thursday
    60% Chance of Storms
    81°
    Forecast night icon
    Night
    70% Chance of Storms
    64°
    Thursday 5/2
    Day
    81°
    60% Chance of Storms
    Forecast day icon
    Night
    64°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of thunderstorms in the morning then thunderstorms likely in the afternoon. Highs in the upper 70s. Chance of precipitation 60 percent.
    Night Details
    Thunderstorms likely. Lows in the upper 50s. Chance of precipitation 70 percent.
  • Forecast day icon
    Friday
    40% Chance of Storms
    71°
    Forecast night icon
    Night
    30% Chance of Storms
    54°
    Friday 5/3
    Day
    71°
    40% Chance of Storms
    Forecast day icon
    Night
    54°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of thunderstorms. Highs in the upper 60s.
    Night Details
    Mostly cloudy with a chance of thunderstorms in the evening then partly cloudy after midnight. Lows in the upper 40s. Chance of precipitation 30 percent.
  • Forecast day icon
    Saturday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    30% Chance of Storms
    50°
    Saturday 5/4
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    50°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 60s.
    Night Details
    Mostly cloudy. A chance of thunderstorms in the evening. Lows in the upper 40s. Chance of precipitation 30 percent.
  • Forecast day icon
    Sunday
    Partly Cloudy
    68°
    Forecast night icon
    Night
    Clear
    52°
    Sunday 5/5
    Day
    68°
    Partly Cloudy
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy. Highs in the mid 60s.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 48F with an average humidity of 75%. Winds will be 3 mph from the SW.
  • Forecast day icon
    Monday
    Sunny
    68°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Monday 5/6
    Day
    68°
    Sunny
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 68F. Dew point will be around 50F with an average humidity of 63%. Winds will be 3 mph from the SW.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 54F. Dew point will be around 50F with an average humidity of 77%. Winds will be 2 mph from the S.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Tuesday 5/7
    Day
    67°
    40% Chance of Rain
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a 40% chance for rain and thunderstorms. High temperature around 67F. Dew point will be around 51F with an average humidity of 66%. Winds will be 2 mph from the W.
    Night Details
    Clear with a 35% chance for rain and thunderstorms. Low temperature around 54F. Dew point will be around 49F with an average humidity of 74%. Winds will be 2 mph from the S.