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.

Fog/Mist

50°F

10°C

Humidity 100%
Wind Speed SE 12 G 17 mph
Barometer 29.95 in
Dewpoint 50°F (10°C)
Visibility 4.00 mi
Wind Chill45°F (7°C)
Last update 5 Mar 11:55 am CST
Extended Forecast for

Mapleton IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 62. South southeast wind around 11 mph, with gusts as high as 20 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Rain and thunderstorms before 3am, then rain and possibly a thunderstorm, mainly after 3am. Patchy fog after 3am. Low around 46. South southeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance Rain
    then Rain and
    Patchy Fog

  • Friday

    Friday: Rain and possibly a thunderstorm, mainly before 2pm, then a chance of rain and thunderstorms after 2pm. Patchy fog before 10am. High near 65. South southeast wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Rain and
    Patchy Fog

  • Friday Night

    Friday Night: Rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Some thunder is also possible. Low around 27. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 27 °F

    Rain then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Sunny, with a high near 50. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 42. South southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71. South southwest wind 7 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 62. South southeast wind around 11 mph, with gusts as high as 20 mph.
Tonight
Rain and thunderstorms before 3am, then rain and possibly a thunderstorm, mainly after 3am. Patchy fog after 3am. Low around 46. South southeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Rain and possibly a thunderstorm, mainly before 2pm, then a chance of rain and thunderstorms after 2pm. Patchy fog before 10am. High near 65. South southeast wind 6 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Some thunder is also possible. Low around 27. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 50. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 33. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 67. Southwest wind 8 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 42. South southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 71. South southwest wind 7 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.
Monday Night
Mostly clear, with a low around 42. East northeast wind 6 to 9 mph becoming south southeast after midnight. Winds could gust as high as 17 mph.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 65. Southeast wind 9 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. North northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 45. North northwest wind 10 to 15 mph, with gusts as high as 29 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mapleton IA
 42.18°N 95.79°W (Elev. 1135 ft)
Last Update:
11:37 am CST Mar 5, 2026
Forecast Valid:
12pm CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation