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

Hazardous Weather Conditions

Current conditions at

Washington (KAWG)

Lat: 41.28°NLon: 91.67°WElev: 755ft.

Overcast

43°F

6°C

Humidity 81%
Wind Speed NE 3 mph
Barometer 30.13 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 3 Mar 7:35 pm CST
Extended Forecast for

Harper IA

  • Tonight

    Tonight: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 34. Northeast wind 5 to 10 mph.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before noon, then a chance of showers after noon. Mostly cloudy, with a high near 49. East wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers likely after midnight. Patchy fog after 9pm. Otherwise, cloudy, with a low around 39. Northeast wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of showers before noon. Partly sunny, with a high near 60. Northwest wind around 5 mph becoming southeast in the afternoon.

    High: 60 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm, mainly after 3am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Partly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 71. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 71 °F

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm before midnight, then a chance of rain. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 34. Northeast wind 5 to 10 mph.
Wednesday
A chance of rain before noon, then a chance of showers after noon. Mostly cloudy, with a high near 49. East wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers likely after midnight. Patchy fog after 9pm. Otherwise, cloudy, with a low around 39. Northeast wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%.
Thursday
A 30 percent chance of showers before noon. Partly sunny, with a high near 60. Northwest wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Rain likely and possibly a thunderstorm, mainly after 3am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
Rain and possibly a thunderstorm. High near 71. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm before midnight, then a chance of rain. Low around 40. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 48.
Tuesday
A 50 percent chance of rain. Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harper IA
 41.37°N 92.06°W (Elev. 827 ft)
Last Update:
7:06 pm CST Mar 3, 2026
Forecast Valid:
7pm CST Mar 3, 2026-6pm CDT Mar 10, 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