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

Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

Thunderstorms are expected to bring heavy rain and potential significant flash and urban flooding to the Mid-Atlantic on Thursday, especially along the I-95 urban corridor. Dry conditions, gusty winds, and isolated dry thunderstorms will continue to bring a critical fire weather threat to the northwestern Great Basin into the interior Northwest through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Overcast

N/A

Humidity NA
Wind Speed NE 7 mph
Barometer 30.18 in
Dewpoint N/A
Visibility 10.00 mi
Last update 30 Jul 10:55 pm CDT
Extended Forecast for

Mapleton IA

  • Tonight

    Tonight: A 30 percent chance of showers between 1am and 2am. Partly cloudy, with a low around 61. Northeast wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 75. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. East northeast wind around 6 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74. Calm wind becoming east southeast 5 to 7 mph in the morning.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. East southeast wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 75. South southeast wind 3 to 8 mph. Winds could gust as high as 16 mph.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. Southeast wind around 6 mph.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 75. South southeast wind 5 to 8 mph, with gusts as high as 16 mph.

    High: 75 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. South southeast wind 3 to 6 mph.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers between 1am and 2am. Partly cloudy, with a low around 61. Northeast wind 5 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 75. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 53. East northeast wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 74. Calm wind becoming east southeast 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 55. East southeast wind around 6 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 75. South southeast wind 3 to 8 mph. Winds could gust as high as 16 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. Southeast wind around 6 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 75. South southeast wind 5 to 8 mph, with gusts as high as 16 mph.
Sunday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. South southeast wind 3 to 6 mph.
Monday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 77. South wind 3 to 7 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. Southeast wind around 6 mph becoming calm in the evening.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. South southeast wind 3 to 8 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southeast wind around 6 mph.
Wednesday
Partly sunny, with a high near 83. South wind 6 to 8 mph, with gusts as high as 16 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mapleton IA
 42.18°N 95.79°W (Elev. 1135 ft)
Last Update:
10:35 pm CDT Jul 30, 2025
Forecast Valid:
11pm CDT Jul 30, 2025-6pm CDT Aug 6, 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