National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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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

Cloudy

Cloudy

High: 34 °F

Tonight

Chance Freezing Drizzle Chance for Measurable Precipitation 20%

Chance
Freezing Drizzle

Low: 31 °F

Sunday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 40 °F

Sunday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 36 °F

Monday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 42 °F

Monday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 30 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 35 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 25 °F

Wednesday

Windy

Windy

High: 32 °F

Detailed Forecast

  • This Afternoon Cloudy, with a high near 34. South southeast wind around 7 mph.
  • Tonight A chance of drizzle before 1am, then a slight chance of freezing drizzle between 1am and 3am, then a chance of rain or freezing drizzle after 3am. Patchy fog after midnight. Otherwise, cloudy, with a low around 31. South southeast wind 6 to 8 mph. Chance of precipitation is 20%.
  • Sunday A 20 percent chance of rain. Cloudy, with a high near 40. South wind 8 to 13 mph.
  • Sunday Night A 50 percent chance of rain. Cloudy, with a low around 36. Breezy, with a south wind 11 to 16 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Rain likely. Cloudy, with a high near 42. South wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday Night A chance of rain and snow before midnight, then a chance of snow. Cloudy, with a low around 30. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday A 30 percent chance of snow. Cloudy, with a high near 35.
  • Tuesday Night A 30 percent chance of snow. Cloudy, with a low around 25. Blustery.
  • Wednesday Cloudy, with a high near 32. Windy.
  • Wednesday Night Mostly cloudy, with a low around 22. Blustery.
  • Christmas Day Mostly sunny, with a high near 31.
  • Thursday Night Mostly cloudy, with a low around 21.
  • Friday A 30 percent chance of snow. Cloudy, with a high near 28.