National Weather Service United States Department of Commerce

Heavy rain possible for the northern Rockies & Plains; severe storms for the Northern Plains

An unseasonably strong storm system in the northwest U.S. will bring showers and thunderstorms, with locally heavy rainfall, to the northern Rockies and northern Plains. Isolated flash floods will be possible in these areas. Some storms could become severe in parts of the Dakotas into Minnesota, with large hail and damaging winds. In addition, temperatures will be 10 to 20 degrees below average.
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Hazardous Weather Conditions

Current Conditions

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2 Miles NE Ames Municipal Airport IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

This
Afternoon

Mostly Cloudy

Mostly
Cloudy

High: 84 °F

Tonight

Partly Cloudy

Partly
Cloudy

Low: 71 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 92 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 66 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 87 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 66 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 83 °F

Tuesday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 65 °F

Wednesday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 77 °F

Detailed Forecast

  • This Afternoon Mostly cloudy, with a steady temperature around 84. Southeast wind around 11 mph.
  • Tonight Partly cloudy, with a low around 71. Southeast wind 7 to 9 mph.
  • Sunday Mostly sunny, with a high near 92. South wind 7 to 13 mph, with gusts as high as 21 mph.
  • Sunday Night A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. South wind 5 to 8 mph becoming light and variable after midnight. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Monday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. North wind around 6 mph becoming east southeast in the afternoon.
  • Monday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Tuesday A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
  • Tuesday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
  • Wednesday A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
  • Wednesday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
  • Thursday Partly sunny, with a high near 74.
  • Thursday Night Partly cloudy, with a low around 58.
  • Friday Mostly sunny, with a high near 76.