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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Current Conditions

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4 Miles SSE Arnold MN

7 Day Forecast

For More Weather Information:

Duluth, MN Local Forecast Office

Today

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 67 °F

Tonight

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 59 °F

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 71 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 60 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 70 °F

Saturday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 60 °F

Sunday

Thunderstorms Likely

Thunderstorms
Likely

High: 73 °F

Sunday
Night

Chance Thunderstorms

Chance
Thunderstorms

Low: 59 °F

Monday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 72 °F

Detailed Forecast

  • Today Showers and thunderstorms likely, mainly after 10am. Areas of fog before 10am. Otherwise, cloudy, with a high near 67. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
  • Tonight Showers and thunderstorms likely, mainly before 8pm. Areas of fog. Otherwise, cloudy, with a low around 59. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
  • Friday A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 71. East wind around 5 mph becoming north in the morning.
  • Friday Night Mostly cloudy, with a low around 60. Northeast wind around 5 mph.
  • Saturday A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 70. Light northeast wind becoming east 5 to 10 mph in the morning.
  • Saturday Night Showers and thunderstorms likely. Cloudy, with a low around 60. Chance of precipitation is 60%.
  • Sunday Showers and thunderstorms likely. Cloudy, with a high near 73.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72.
  • Monday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
  • Tuesday A chance of showers and thunderstorms. Mostly cloudy, with a high near 70.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
  • Wednesday A chance of showers and thunderstorms. Partly sunny, with a high near 68.