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

Hazardous Weather Conditions

Current conditions at

Ankeny Regional Airport (KIKV)

Lat: 41.69°NLon: 93.57°WElev: 886ft.

Overcast

64°F

18°C

Humidity 88%
Wind Speed SE 5 mph
Barometer 30.19 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Oct 10:35 am CDT
Extended Forecast for

Johnston IA

  • Today

    Today: A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 75. East southeast wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East southeast wind around 8 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 81. South southeast wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 78. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 75. East southeast wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East southeast wind around 8 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 81. South southeast wind 9 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 62. South southeast wind around 10 mph, with gusts as high as 20 mph.
Friday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 78. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
Saturday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 62.
Sunday Night
Clear, with a low around 45.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnston IA
 41.69°N 93.71°W
Last Update:
9:31 am CDT Oct 15, 2025
Forecast Valid:
10am CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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