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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

N/A

Humidity NA
Wind Speed SE 6 mph
Barometer 30.21 in
Dewpoint N/A
Visibility 8.00 mi
Last update 2 Aug 7:55 pm CDT
Extended Forecast for

Dunlap IA

  • Tonight

    Tonight: Areas of smoke before 9pm, then areas of smoke after 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 57. South southeast wind around 6 mph.

    Low: 57 °F

    Areas Smoke

  • Sunday

    Sunday: Partly sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 17 mph.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57. South southeast wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 78. Calm wind becoming south southeast 5 to 7 mph in the morning.

    High: 78 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. South southeast wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. Light south southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South southeast wind 6 to 8 mph.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. South wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68. South southeast wind around 7 mph.

    Low: 68 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Areas of smoke before 9pm, then areas of smoke after 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 57. South southeast wind around 6 mph.
Sunday
Partly sunny, with a high near 75. South wind 5 to 10 mph, with gusts as high as 17 mph.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57. South southeast wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 78. Calm wind becoming south southeast 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 58. South southeast wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 82. Light south southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. South southeast wind 6 to 8 mph.
Wednesday
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. South wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 68. South southeast wind around 7 mph.
Thursday
Sunny, with a high near 89. South wind 6 to 10 mph, with gusts as high as 18 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southeast wind 7 to 9 mph, with gusts as high as 16 mph.
Friday
Mostly sunny, with a high near 91. South wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 7 to 9 mph, with gusts as high as 16 mph.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. South southeast wind 6 to 8 mph, with gusts as high as 16 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dunlap IA
 41.85°N 95.59°W (Elev. 1194 ft)
Last Update:
7:45 pm CDT Aug 2, 2025
Forecast Valid:
8pm CDT Aug 2, 2025-6pm CDT Aug 9, 2025
 
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