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.

Light Snow and Windy

25°F

-4°C

Humidity 86%
Wind Speed NW 26 G 40 mph
Barometer 29.99 in
Dewpoint 21°F (-6°C)
Visibility 2.50 mi
Wind Chill9°F (-13°C)
Last update 18 Jan 5:55 pm CST
Extended Forecast for

Johnston IA

Cold Weather Advisory January 19, 01:00am until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of flurries between 7pm and 8pm. Mostly cloudy, with a low around 1. Wind chill values as low as -20. Windy, with a northwest wind 18 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.

    Low: 1 °F

    Windy. Slight
    Chance Snow
    then Partly
    Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 15. Wind chill values as low as -20. Blustery, with a west wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 15 °F

    Mostly Sunny
    and Blustery
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5. West wind around 6 mph becoming calm in the evening.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 27. Wind chill values as low as 5. Calm wind becoming south 5 to 7 mph in the morning.

    High: 27 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18. South southeast wind around 7 mph becoming west northwest after midnight.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of snow before 7pm, then a chance of flurries between 7pm and 8pm. Mostly cloudy, with a low around 1. Wind chill values as low as -20. Windy, with a northwest wind 18 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
M.L.King Day
Mostly sunny, with a high near 15. Wind chill values as low as -20. Blustery, with a west wind 8 to 17 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 5. West wind around 6 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 27. Wind chill values as low as 5. Calm wind becoming south 5 to 7 mph in the morning.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18. South southeast wind around 7 mph becoming west northwest after midnight.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 27.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 17.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
Partly sunny and cold, with a high near 8.
Saturday Night
Mostly cloudy, with a low around -5.
Sunday
Mostly sunny, with a high near 13.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnston IA
 41.69°N 93.71°W
Last Update:
5:07 pm CST Jan 18, 2026
Forecast Valid:
6pm CST Jan 18, 2026-6pm CST Jan 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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