MINNEAPOLIS (WCCO) — A tornado watch was issued Wednesday evening for 20 counties in northern Minnesota.

The National Weather Service says possible severe storms could rumble over northwestern and north-central Minnesota, bringing wind gusts up to 70 mph, lime-sized hail and a few tornadoes.

READ MORE: Kim Potter Trial, Dec. 1 Live Updates: 5 More Jurors Seated, For 9 Total

The tornado watch will remain in effect until 1 a.m. Thursday.

READ MORE: Former Marshall Principal Files Suit Against District After Alleged Removal Over Pride Flag

The counties under the watch are: Aitkin, Becker, Beltrami, Cass, Clay, Clearwater, Crow Wing, Grant, Hubbard, Itasca, Koochiching, Lake of the Woods, Mahnomen, Norman, Otter Tail, Pennington, Polk, Red Lake, Wadena, and Wilkin.

MORE NEWS: Person In California Becomes 1st Case Of Omicron COVID-19 Variant Identified In US (CBS Sacramento)

Meanwhile, much of southern Minnesota spent Wednesday afternoon and evening under a heat advisory.