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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

63°F

17°C

Humidity 32%
Wind Speed NW 7 mph
Barometer 30.07 in
Dewpoint 32°F (0°C)
Visibility NA
Last update 12 May 9:35 pm CDT
Extended Forecast for

Westside IA

  • Tonight

    Tonight: Clear, with a low around 49. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Light northwest wind becoming north northwest 5 to 10 mph in the morning.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Light and variable wind becoming south southeast 5 to 10 mph in the evening.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 4pm. Increasing clouds, with a high near 80. Windy, with a south southeast wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 20%.

    High: 80 °F

    Windy. Slight
    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 57. Breezy, with a south wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 57 °F

    Slight Chance
    T-storms and
    Breezy

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 49. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 79. Light northwest wind becoming north northwest 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 52. Light and variable wind becoming south southeast 5 to 10 mph in the evening.
Thursday
A slight chance of showers, with thunderstorms also possible after 4pm. Increasing clouds, with a high near 80. Windy, with a south southeast wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 57. Breezy, with a south wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 57.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 87. Breezy. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 77. Breezy.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westside IA
 42.07°N 95.09°W
Last Update:
9:32 pm CDT May 12, 2026
Forecast Valid:
9pm CDT May 12, 2026-6pm CDT May 19, 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