10-Day Weather Forecast - Union, IL

-
  • 43|36°F
    80% Chance of Rain
    Arrow up

    Today

    43°F

    Cloudy with probable rain. Chance of precipitation 75%. High temperature around 43F. Dew point will be around 41F with an average humidity of 93%. Winds will be 9 mph from the NW.

    Tonight

    36°F

    Cloudy. Patchy fog in the late evening and early morning. Areas of fog late. Lows in the mid 30s. Northwest winds around 5 mph becoming northeast after midnight.

    Hourly details
  • Weekend Weather

  • Day

    44°F

    Cloudy. Areas of fog early in the morning then patchy fog late in the morning. Highs in the mid 40s. Southeast winds 5 to 10 mph.

    Night

    43°F

    Cloudy. A chance of rain. Lows in the lower 40s. Southeast winds 5 to 10 mph. Chance of precipitation 50 percent.

    Hourly details
  • Day

    55°F

    Cloudy. A chance of rain in the morning then rain in the afternoon. Highs in the lower 50s. Southwest winds around 5 mph increasing to northwest 10 to 15 mph in the afternoon. Chance of precipitation 90 percent.

    Night

    19°F

    Cloudy. Rain and snow likely in the evening then a chance of snow after midnight. Some snow accumulation possible. Breezy with lows around 17. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation 70 percent.

    Hourly details
  • Day

    22°F

    Mostly cloudy. A chance of snow mainly in the morning. Windy with highs in the lower 20s. Chance of precipitation 50 percent.

    Night

    11°F

    Partly cloudy in the evening then clearing. Blustery with lows around 10 above.

    Hourly details
  • Day

    27°F

    Partly cloudy in the morning then becoming mostly cloudy. Highs in the mid 20s.

    Night

    22°F

    Mostly cloudy. Lows around 20.

    Hourly details
  • Day

    22°F

    Mostly cloudy. Highs in the mid 20s.

    Night

    7°F

    Mostly cloudy in the evening then clearing. Lows zero to 5 above zero. Wind chill values as low as 15 below after midnight.

    Hourly details
  • Day

    12°F

    Mostly sunny. Highs 10 to 15. Wind chill values as low as 15 below in the morning.

    Night

    11°F

    Mostly clear. Lows around zero. Wind chill values as low as 10 below.

  • Day

    21°F

    Partly cloudy. Highs around 20.

    Night

    19°F

    Partly cloudy. Low temperature around 19F. Dew point will be around 10F with an average humidity of 64%. Winds will be 3 mph from the E.

  • Weekend Weather

  • Day

    26°F

    Cloudy with a slight chance of snow. Chance of precipitation 30%. High temperature around 26F. Dew point will be around 16F with an average humidity of 71%. Winds will be 2 mph from the E.

    Night

    24°F

    Cloudy with a chance of snow. Chance of precipitation 45%. Low temperature around 24F. Dew point will be around 20F with an average humidity of 79%. Winds will be 1 mph from the NW.

  • Day

    27°F

    Cloudy with a chance of snow. Chance of precipitation 40%. High temperature around 27F. Dew point will be around 20F with an average humidity of 78%. Winds will be 3 mph from the NW.

    Night

    20°F

    Cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 20F. Dew point will be around 17F with an average humidity of 79%. Winds will be 5 mph from the NW.