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

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

66°F

19°C

Humidity 94%
Wind Speed S 8 G 14 mph
Barometer 29.94 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 3 Aug 4:55 am CDT
Extended Forecast for

5 Miles SSW Westside IA

  • Today

    Today: Mostly sunny, with a high near 88. South wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 67. Breezy, with a south wind 6 to 16 mph, with gusts as high as 22 mph.

    Low: 67 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. South southwest wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 59. North northeast wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then showers likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 74. Calm wind becoming east northeast around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 55. Chance of precipitation is 10%.

    Low: 55 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 88. South wind 7 to 15 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 67. Breezy, with a south wind 6 to 16 mph, with gusts as high as 22 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. South southwest wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 59. North northeast wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then showers likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 74. Calm wind becoming east northeast around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 55. Chance of precipitation is 10%.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Westside IA
 42°N 95.12°W
Last Update:
3:02 am CDT Aug 3, 2026
Forecast Valid:
5am CDT Aug 3, 2026-6pm CDT Aug 9, 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