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

Spencer Municipal Airport (KSPW)

Lat: 43.17°NLon: 95.21°WElev: 1332ft.

Partly Cloudy

52°F

11°C

Humidity 64%
Wind Speed E 7 mph
Barometer 30.22 in (1024.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 20 May 8:53 pm CDT
Extended Forecast for

Arnolds Park IA

  • Tonight

    Tonight: A chance of sprinkles between 10pm and 11pm. Mostly cloudy, with a low around 42. East southeast wind around 5 mph.

    Low: 42 °F

    Chance
    Sprinkles

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 63. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A 10 percent chance of showers after 5am. Increasing clouds, with a low around 44. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 7am. High near 59. East southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 45. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. South wind around 10 mph becoming west in the afternoon.

    High: 68 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of sprinkles between 10pm and 11pm. Mostly cloudy, with a low around 42. East southeast wind around 5 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 63. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 10 percent chance of showers after 5am. Increasing clouds, with a low around 44. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Showers, mainly after 7am. High near 59. East southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 45. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. South wind around 10 mph becoming west in the afternoon.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 52.
Memorial Day
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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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:
8:13 pm CDT May 20, 2026
Forecast Valid:
9pm CDT May 20, 2026-6pm CDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation