With extreme fire risk conditions across northern Minnesota, the National Weather Service expanded a Red Flag Warning until 9 p.m. Friday, June 4, to include Cass and Crow Wing counties.

Other counties included in the expanded warning are Becker, Beltrami, Clay, Clearwater, Cook, Hubbard, Itasca, Koochiching, Lake, Lake Of The Woods, Mahnomen, Otter Tail, St. Louis, Wadena and Wilkin, according to the Minnesota Department of Transportation.

The Red Flag Warning remains in effect for Kittson, Marshall, Norman, Pennington, Polk, Red Lake and Roseau counties.

A Red Flag Warning means the area is experiencing critical weather conditions that are ideal for wildfire, including strong winds and low humidity. Do not burn while the Red Flag Warning remains in effect and check any burning done recently to ensure the fire is out.

Any spark could become a wildfire under Red Flag conditions.

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The NWS in Duluth said high temperatures in the 80s to mid-90s combined with wind gusts of 25 mph or higher add to the warning.

The Red Flag Warning expires at 9 p.m.

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