Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 54°F (12°C)
Visibility 9.00 mi
Last update 10 Sep 7:35 am CDT
Extended Forecast for

2 Miles SW Denison IA

  • Today

    Today: Sunny, with a high near 79. Calm wind becoming east around 5 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. South wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 62. South wind 6 to 11 mph, with gusts as high as 22 mph.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 75. North northeast wind 6 to 8 mph.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 54. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 75.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 79. Calm wind becoming east around 5 mph.
Tonight
Mostly clear, with a low around 59. Calm wind becoming south 5 to 7 mph after midnight.
Friday
Mostly sunny, with a high near 81. South wind 8 to 15 mph, with gusts as high as 24 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 75. North northeast wind 6 to 8 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Denison IA
 42°N 95.38°W
5:31 am CDT Sep 10, 2026
7am CDT Sep 10, 2026-6pm CDT Sep 16, 2026
 
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Additional Resources

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