10-Day Weather Forecast - Marshalltown, IA

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  • 97|80°F
    Hot and Humid

    Today

    97°F

    Mostly sunny. Hot with highs in the mid 90s. South winds 5 to 10 mph. Heat index values up to 121.

    Tonight

    80°F

    Partly cloudy with a slight chance of showers. A slight chance of thunderstorms after midnight. Humid with lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 118 early in the evening.

    Hourly details
  • 92|75°F
    Sunny

    Day

    92°F

    Sunny with highs in the mid 90s. Southwest winds 5 to 10 mph becoming northwest in the afternoon. Heat index values up to 114 in the afternoon.

    Night

    75°F

    Mostly clear in the evening then becoming partly cloudy. Patchy smoke in the evening. Humid with lows around 70. North winds 5 to 10 mph. Heat index values up to 110 early in the evening.

    Hourly details
  • 85|70°F
    Mostly Sunny

    Day

    85°F

    Mostly sunny. Humid with highs in the upper 80s. Northeast winds around 5 mph.

    Night

    70°F

    Mostly clear. Lows in the mid 60s.

    Hourly details
  • 85|72°F
    Sunny

    Day

    85°F

    Sunny. Highs in the upper 80s.

    Night

    72°F

    Mostly clear. Lows in the upper 60s.

    Hourly details
  • 83|72°F
    Partly Sunny

    Day

    83°F

    Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.

    Night

    72°F

    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening then showers likely with a chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 70 percent.

    Hourly details
  • 78|68°F
    50% Chance of Storms

    Day

    78°F

    Partly sunny with a slight chance of thunderstorms. A chance of showers mainly in the morning. Highs in the lower 80s. Chance of rain 50 percent.

    Night

    68°F

    Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 20 percent.

    Hourly details
  • 81|67°F
    Sunny

    Day

    81°F

    Sunny. Highs in the lower 80s.

    Night

    67°F

    Clear. Low temperature around 67F. Dew point will be around 67F with an average humidity of 85%. Winds will be 4 mph from the N.

  • 82|69°F
    Sunny

    Day

    82°F

    Sunny. High temperature around 82F. Dew point will be around 67F with an average humidity of 74%. Winds will be 1 mph from the NE.

    Night

    69°F

    Clear. Low temperature around 69F. Dew point will be around 67F with an average humidity of 77%. Winds will be 4 mph from the S.

  • 83|70°F
    Mostly Sunny

    Day

    83°F

    Mostly sunny. High temperature around 83F. Dew point will be around 68F with an average humidity of 73%. Winds will be 4 mph from the S.

    Night

    70°F

    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 70F. Dew point will be around 66F with an average humidity of 71%. Winds will be 4 mph from the S.

  • 80|64°F
    30% Chance of Rain

    Day

    80°F

    Partly cloudy with a 25% chance for rain and thunderstorms. High temperature around 80F. Dew point will be around 65F with an average humidity of 70%. Winds will be 4 mph from the NW.

    Night

    64°F

    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 64F. Dew point will be around 62F with an average humidity of 74%. Winds will be 3 mph from the N.