10-Day Weather Forecast - Portland, MO

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  • |75°F
    Partly Cloudy

    Tonight

    75°F

    Partly cloudy late this evening then clearing. Lows in the mid 70s. South winds around 5 mph.

    Hourly details
  • 91|75°F
    Sunny

    Day

    91°F

    Sunny with highs in the lower 90s. Southwest winds 5 to 10 mph. Heat index values up to 102.

    Night

    75°F

    Partly cloudy in the evening then becoming mostly clear. Humid with lows in the mid 70s. South winds around 5 mph.

    Hourly details
  • 90|73°F
    Mostly Sunny

    Day

    90°F

    Mostly sunny with a slight chance of showers and thunderstorms. Humid with highs in the lower 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 103.

    Night

    73°F

    Partly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 102 early in the evening.

    Hourly details
  • 88|72°F
    50% Chance of Storms

    Day

    88°F

    Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs around 90. Chance of rain 50 percent.

    Night

    72°F

    Partly cloudy with a slight chance of showers and thunderstorms. Lows around 70. Highs in the upper 80s. Chance of rain 20 percent.

    Hourly details
  • 87|70°F
    Partly Cloudy

    Day

    87°F

    Partly cloudy with a slight chance of showers and thunderstorms. Lows around 70. Highs in the upper 80s. Chance of rain 20 percent.

    Night

    70°F

    Partly cloudy with a slight chance of showers and thunderstorms. Lows around 70. Highs in the upper 80s. Chance of rain 20 percent.

    Hourly details
  • 87|71°F
    30% Chance of Storms

    Day

    87°F

    Mostly sunny. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.

    Night

    71°F

    Partly cloudy in the evening then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 20 percent.

    Hourly details
  • 89|73°F
    Mostly Sunny

    Day

    89°F

    Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20 percent.

    Night

    73°F

    Partly cloudy in the evening then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent.

    Hourly details
  • 86|71°F
    30% Chance of Storms

    Day

    86°F

    Mostly sunny with a slight chance of thunderstorms. A chance of showers mainly in the morning. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 100 in the afternoon.

    Night

    71°F

    Mostly clear with a 55% chance for rain and thunderstorms. Low temperature around 71F. Dew point will be around 71F with an average humidity of 86%. Winds will be 3 mph from the E.

  • 83|70°F
    60% Chance of Rain

    Day

    83°F

    Partly cloudy with a 55% chance for rain and thunderstorms. High temperature around 83F. Dew point will be around 70F with an average humidity of 78%. Winds will be 2 mph from the N.

    Night

    70°F

    Clear with a 40% chance for rain and thunderstorms. Low temperature around 70F. Dew point will be around 69F with an average humidity of 83%. Winds will be 3 mph from the N.

  • 84|69°F
    50% Chance of Rain

    Day

    84°F

    Sunny with a 45% chance for rain and thunderstorms. High temperature around 84F. Dew point will be around 69F with an average humidity of 74%. Winds will be 4 mph from the NW.

    Night

    69°F

    Clear with a 40% chance for rain and thunderstorms. Low temperature around 69F. Dew point will be around 69F with an average humidity of 81%. Winds will be 2 mph from the N.