National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Fog/Mist

68°F

20°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 6.00 mi
Last update 16 Jun 1:35 am CDT
Extended Forecast for

Calmar IA

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms, mainly after 3am. Cloudy, with a low around 65. South wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. South wind 6 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. South wind 8 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. West wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 65. Northeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    T-storms
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. Northeast wind 8 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 60. Northwest wind 6 to 8 mph.

    Low: 60 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 80. West wind around 9 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62. West wind 6 to 8 mph becoming south after midnight.

    Low: 62 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms, mainly after 3am. Cloudy, with a low around 65. South wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. South wind 6 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. South wind 8 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. West wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 65. Northeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. Northeast wind 8 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 60. Northwest wind 6 to 8 mph.
Juneteenth
Sunny, with a high near 80. West wind around 9 mph.
Thursday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62. West wind 6 to 8 mph becoming south after midnight.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. Breezy, with a south wind 9 to 17 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Breezy, with a south wind around 16 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 89. South wind around 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 73. South wind 13 to 15 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 89. Breezy, with a south wind 15 to 20 mph, with gusts as high as 28 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Calmar IA
 43.17°N 91.86°W
Last Update:
1:28 am CDT Jun 16, 2025
Forecast Valid:
1am CDT Jun 16, 2025-6pm CDT Jun 22, 2025
 
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Additional Resources

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Chance of Precipitation