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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Knoxville IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

This
Afternoon

Cloudy

Cloudy

High: 2 °C

Tonight

Chance Drizzle

Chance
Drizzle

Low: 1 °C

Sunday

Chance Drizzle

Chance
Drizzle

High: 6 °C

Sunday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 4 °C

Monday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 8 °C

Monday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: -1 °C

Tuesday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 3 °C

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -3 °C

Wednesday

Windy

Windy

High: 1 °C

Detailed Forecast

  • This Afternoon Cloudy, with a high near 2. South southeast wind around 10 km/h.
  • Tonight A chance of drizzle after 9pm. Patchy fog after 9pm. Otherwise, cloudy, with a low around 1. South wind 10 to 18 km/h.
  • Sunday A chance of drizzle before 1pm. Areas of fog before noon. Otherwise, cloudy, with a high near 6. South wind 18 to 24 km/h, with gusts as high as 34 km/h.
  • Sunday Night A 50 percent chance of rain, mainly after 9pm. Cloudy, with a low around 4. Breezy, with a south wind 23 to 27 km/h, with gusts as high as 40 km/h. New precipitation amounts between 1 and 2.5 mm possible.
  • Monday Rain likely. Cloudy, with a high near 8. Breezy, with a south southwest wind 16 to 26 km/h, with gusts as high as 37 km/h. Chance of precipitation is 70%. New precipitation amounts between 2.5 and 5 mm possible.
  • Monday Night A 20 percent chance of rain before midnight. Mostly cloudy, with a low around -1.
  • Tuesday A slight chance of rain and snow before noon, then a slight chance of rain. Cloudy, with a high near 3. Breezy. Chance of precipitation is 20%.
  • Tuesday Night A 20 percent chance of snow. Cloudy, with a low around -3. Blustery.
  • Wednesday Mostly cloudy, with a high near 1. Windy.
  • Wednesday Night Mostly cloudy, with a low around -4. Blustery.
  • Christmas Day Partly sunny, with a high near 2.
  • Thursday Night A 30 percent chance of snow. Mostly cloudy, with a low around -4.
  • Friday A chance of rain and snow. Mostly cloudy, with a high near -1. Blustery. Chance of precipitation is 30%.