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

Ankeny Regional Airport (KIKV)

Lat: 41.69°NLon: 93.57°WElev: 886ft.

Fair

43°F

6°C

Humidity 49%
Wind Speed N 17 G 33 mph
Barometer 30.18 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 11 Mar 3:35 pm CDT
Extended Forecast for

Johnston IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 42. Windy, with a northwest wind around 22 mph, with gusts as high as 31 mph.

    High: 42 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 28. West wind 5 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 59. Windy, with a south southwest wind 5 to 10 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 59 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Windy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. Windy, with a south southwest wind 22 to 24 mph becoming west northwest after midnight. Winds could gust as high as 41 mph.

    Low: 35 °F

    Chance Rain
    and Windy

  • Friday

    Friday: Partly sunny, with a high near 47. Windy, with a northwest wind 14 to 22 mph, with gusts as high as 37 mph.

    High: 47 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 1pm. Cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 1am, then rain likely. Some thunder is also possible. Cloudy, with a low around 33. Chance of precipitation is 70%.

    Low: 33 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow. High near 41. Windy. Chance of precipitation is 80%.

    High: 41 °F

    Rain/Snow and
    Windy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. Windy, with a northwest wind around 22 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 28. West wind 5 to 10 mph.
Thursday
Increasing clouds, with a high near 59. Windy, with a south southwest wind 5 to 10 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 40 mph.
Thursday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. Windy, with a south southwest wind 22 to 24 mph becoming west northwest after midnight. Winds could gust as high as 41 mph.
Friday
Partly sunny, with a high near 47. Windy, with a northwest wind 14 to 22 mph, with gusts as high as 37 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 31.
Saturday
A 20 percent chance of snow before 1pm. Cloudy, with a high near 49.
Saturday Night
A chance of rain and snow before 1am, then rain likely. Some thunder is also possible. Cloudy, with a low around 33. Chance of precipitation is 70%.
Sunday
Rain and snow. High near 41. Windy. Chance of precipitation is 80%.
Sunday Night
Mostly cloudy, with a low around 10. Windy.
Monday
Sunny, with a high near 25. Blustery.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly cloudy, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnston IA
 41.69°N 93.68°W
Last Update:
3:07 pm CDT Mar 11, 2026
Forecast Valid:
3pm CDT Mar 11, 2026-6pm CDT Mar 17, 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