10-Day Weather Forecast - Onalaska, WI

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  • 85|72°F
    Mostly Sunny

    Today

    85°F

    Mostly sunny. Highs in the upper 80s. West winds around 5 mph. Heat index values in the mid 90s this afternoon.

    Tonight

    72°F

    Partly cloudy in the evening then becoming mostly cloudy. Humid with lows in the upper 60s. Light winds. Heat index values in the mid 90s early in the evening.

    Hourly details
  • 84|70°F
    50% Chance of Storms

    Day

    84°F

    Partly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.

    Night

    70°F

    A chance of thunderstorms. Showers likely. Lows in the mid 60s. Light winds. Chance of rain 70 percent.

    Hourly details
  • 80|65°F
    50% Chance Rain Showers

    Day

    80°F

    Mostly cloudy with a chance of showers. Highs in the lower 80s. Light winds. Chance of rain 50 percent.

    Night

    65°F

    Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 60s.

    Hourly details
  • 83|65°F
    Partly Cloudy

    Day

    83°F

    Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

    Night

    65°F

    Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

    Hourly details
  • 86|67°F
    Partly Cloudy

    Day

    86°F

    Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

    Night

    67°F

    Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

    Hourly details
  • 88|67°F
    Partly Cloudy

    Day

    88°F

    Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

    Night

    67°F

    Hot. Mostly clear. Lows in the upper 60s. Highs in the lower 90s.

    Hourly details
  • 89|70°F
    Unknown

    Day

    89°F

    Hot. Mostly clear. Lows in the upper 60s. Highs in the lower 90s.

    Night

    70°F

    Clear with widespread thunderstorms. Chance of storms 100%. Low temperature around 70F. Dew point will be around 68F with an average humidity of 78%. Winds will be 7 mph from the SW.

  • 90|68°F
    Sunny

    Day

    90°F

    Sunny with widespread thunderstorms. Chance of storms 100%. High temperature around 90F. Dew point will be around 66F with an average humidity of 60%. Winds will be 5 mph from the SW.

    Night

    68°F

    Clear with widespread thunderstorms. Chance of storms 100%. Low temperature around 68F. Dew point will be around 66F with an average humidity of 76%. Winds will be 3 mph from the SW.

  • 85|65°F
    30% Chance of Rain

    Day

    85°F

    Mostly sunny with a 25% chance for rain and thunderstorms. High temperature around 85F. Dew point will be around 63F with an average humidity of 61%. Winds will be 3 mph from the W.

    Night

    65°F

    Mostly clear with a 30% chance for rain and thunderstorms. Low temperature around 65F. Dew point will be around 63F with an average humidity of 75%. Winds will be 2 mph from the S.

  • 82|62°F
    30% Chance of Rain

    Day

    82°F

    Sunny with a 40% chance for rain and thunderstorms. High temperature around 82F. Dew point will be around 61F with an average humidity of 63%. Winds will be 1 mph from the NW.

    Night

    62°F

    Clear with scattered thunderstorms. Chance of storms 45%. Low temperature around 62F. Dew point will be around 60F with an average humidity of 75%. Winds will be 1 mph from the S.