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

Washington (KAWG)

Lat: 41.28°NLon: 91.67°WElev: 755ft.

Overcast

43°F

6°C

Humidity 42%
Wind Speed SE 10 mph
Barometer 30.31 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 24 Mar 12:55 am CDT
Extended Forecast for

Harper IA

  • Overnight

    Overnight: Partly cloudy, with a low around 34. South wind around 10 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. South wind around 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Southeast wind around 10 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. South wind 10 to 15 mph.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Partly sunny, with a high near 79. Breezy. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. South wind around 10 mph.
Tuesday
Partly sunny, with a high near 57. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 40. Southeast wind around 10 mph.
Wednesday
Partly sunny, with a high near 75. South wind 10 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Partly sunny, with a high near 79. Breezy. Chance of precipitation is 30%.
Thursday Night
A chance of thunderstorms before 7pm. Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harper IA
 41.37°N 92.06°W (Elev. 827 ft)
Last Update:
1:26 am CDT Mar 24, 2026
Forecast Valid:
1am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation