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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Oskaloosa IA

7 Day Forecast

For More Weather Information:

Des Moines, IA Local Forecast Office

Today

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 90 °F

Tonight

Mostly Clear

Mostly
Clear

Low: 71 °F

Sunday

Sunny

Sunny

High: 93 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 70 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 90 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 68 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 88 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 69 °F

Wednesday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 81 °F

Detailed Forecast

  • Today Showers and thunderstorms likely, mainly before noon. Patchy fog before 8am. Otherwise, partly sunny, with a high near 90. Southeast wind 6 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Tonight Mostly clear, with a low around 71. Southeast wind around 8 mph.
  • Sunday Sunny, with a high near 93. Heat index values as high as 101. South wind 6 to 10 mph, with gusts as high as 18 mph.
  • Sunday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 5 to 7 mph.
  • Monday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Northwest wind around 6 mph becoming south in the afternoon.
  • Monday Night A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  • Tuesday A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
  • Tuesday Night A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
  • Wednesday Showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
  • Wednesday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
  • Thursday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
  • Thursday Night Partly cloudy, with a low around 59.
  • Friday Mostly sunny, with a high near 76.