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

Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 39°F (4°C)
Visibility 3.00 mi
Last update 19 Nov 4:35 am CST
Extended Forecast for

Mapleton IA

  • Overnight

    Overnight: Patchy drizzle and fog. Cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy drizzle and fog before 9am. Mostly cloudy, with a high near 48. Calm wind becoming south around 6 mph in the afternoon.

    High: 48 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 36. South southeast wind around 5 mph becoming calm after midnight.

    Low: 36 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming north around 6 mph in the morning.

    High: 55 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Northeast wind 3 to 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 50. Northeast wind around 6 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Light and variable wind.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Southwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy drizzle and fog. Cloudy, with a low around 37. Calm wind.
Wednesday
Patchy drizzle and fog before 9am. Mostly cloudy, with a high near 48. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 36. South southeast wind around 5 mph becoming calm after midnight.
Thursday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 55. Calm wind becoming north around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 32. Northeast wind 3 to 5 mph.
Friday
Mostly cloudy, with a high near 50. Northeast wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 34. Light and variable wind.
Saturday
Mostly sunny, with a high near 58. Calm wind becoming southwest 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 32. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 57. Calm wind becoming west northwest around 6 mph.
Sunday Night
Mostly clear, with a low around 32. Light south southwest wind.
Monday
Sunny, with a high near 55. South southwest wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 33. South southeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 50. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 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:
4:17 am CST Nov 19, 2025
Forecast Valid:
4am CST Nov 19, 2025-6pm CST Nov 25, 2025
 
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Additional Resources

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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