National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Hazardous Weather Conditions

Current Conditions

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Primghar IA

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Today

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

High: 88 °F

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 69 °F

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

High: 87 °F

Friday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 68 °F

Saturday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 86 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

Low: 67 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 82 °F

Sunday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 60 °F

Monday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 77 °F

Detailed Forecast

  • Today Scattered showers and thunderstorms, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind around 10 mph. Chance of precipitation is 50%.
  • Tonight A chance of showers and thunderstorms, mainly between 10pm and 2am. Mostly cloudy, with a low around 69. South southwest wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 30%.
  • Friday A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 87. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 10%.
  • Friday Night Showers and thunderstorms likely, mainly after 2am. Increasing clouds, with a low around 68. East northeast wind around 5 mph. Chance of precipitation is 60%.
  • Saturday Showers and thunderstorms likely, mainly before 8am. Mostly cloudy, with a high near 86. East southeast wind around 10 mph. Chance of precipitation is 60%.
  • Saturday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
  • Sunday A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
  • Monday A chance of showers and thunderstorms. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
  • Monday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
  • Tuesday A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
  • Tuesday Night Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
  • Wednesday Showers and thunderstorms likely. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.