National Weather Service United States Department of Commerce

Unsettled weather forecast across eastern U.S.

A storm system moving across the Great Lakes will bring unsettled weather to parts of the eastern U.S. on Monday, with widespread rain is expected across much of the Northeast. Snow is likely across Wisconsin and the western Great Lakes. Snow is also expected across the central and northern Rockies Monday into Tuesday.
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Current Conditions

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Denison IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Today

Chance Flurries

Chance
Flurries

High: 27 °F

Tonight

Blustery

Blustery

Low: 15 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 36 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 28 °F

Wednesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 32 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 16 °F

Thanksgiving
Day

Partly Sunny

Partly
Sunny

High: 25 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 19 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 37 °F

Detailed Forecast

  • Today Scattered flurries between noon and 3pm. Cloudy, with a high near 27. Wind chill values as low as 10. Windy, with a northwest wind 21 to 23 mph, with gusts as high as 33 mph.
  • Tonight Mostly cloudy, then gradually becoming mostly clear, with a low around 15. Wind chill values as low as 5. Blustery, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 28 mph.
  • Tuesday Mostly sunny, with a high near 36. Wind chill values as low as 5. West northwest wind around 9 mph becoming south in the afternoon.
  • Tuesday Night A 50 percent chance of snow, mainly after 9pm. Cloudy, with a low around 28. South wind 8 to 13 mph becoming northwest after midnight. New snow accumulation of 1 to 2 inches possible.
  • Wednesday A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. Breezy, with a north northwest wind 11 to 17 mph, with gusts as high as 25 mph.
  • Wednesday Night Mostly cloudy, with a low around 16.
  • Thanksgiving Day Partly sunny, with a high near 25.
  • Thursday Night Mostly cloudy, with a low around 19.
  • Friday Mostly sunny, with a high near 37.
  • Friday Night Partly cloudy, with a low around 27.
  • Saturday Mostly sunny, with a high near 36.
  • Saturday Night Partly cloudy, with a low around 18.
  • Sunday Partly sunny, with a high near 33.