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

Hazardous Weather Conditions

Current conditions at

Spencer Municipal Airport (KSPW)

Lat: 43.17°NLon: 95.21°WElev: 1332ft.

Fair

83°F

28°C

Humidity 65%
Wind Speed E 5 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 1 Sep 10:53 am CDT
Extended Forecast for

Arnolds Park IA

  • Today

    Today: A slight chance of showers and thunderstorms between 1pm and 2pm. Mostly cloudy, with a high near 83. East southeast wind around 5 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 1am and 4am. Some of the storms could be severe. Mostly cloudy, with a low around 64. East southeast wind 5 to 15 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 85. East southeast wind around 5 mph becoming north in the morning.

    High: 85 °F

    Slight Chance
    T-storms then
    Sunny

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 67. East northeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Mostly Clear
    then Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 87. East southeast wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. South wind 10 to 15 mph.

    Low: 70 °F

    Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 1pm and 2pm. Mostly cloudy, with a high near 83. East southeast wind around 5 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely, mainly between 1am and 4am. Some of the storms could be severe. Mostly cloudy, with a low around 64. East southeast wind 5 to 15 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 85. East southeast wind around 5 mph becoming north in the morning.
Wednesday Night
Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 67. East northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 87. East southeast wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 70. South wind 10 to 15 mph.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 70.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 64.
Labor Day
Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arnolds Park IA
 43.37°N 95.12°W (Elev. 1407 ft)
Last Update:
9:48 am CDT Sep 1, 2026
Forecast Valid:
11am CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation