Heat Index Could Hit 108 Degrees Tuesday In MN, NWS Says

TWIN CITIES, MN — The National Weather Service has issued an excessive heat warning that will be in effect Tuesday from 1 p.m. through 8 p.m. Parts of central Minnesota could see their local heat index rise to 108 degrees.

"Heat indices will climb to 100 to 108 degrees this afternoon across most of southern and central Minnesota," the NWS said. "Drink plenty of water and take frequent breaks inside of an air-conditioned building. Those engaging in strenuous outdoor activities will be at greater risk for heat illness."

Accuweather notes that people with arthritis and frequent migraines will also be particularly impacted by Tuesday's heat.

Here's the full NWS forecast from the Minneapolis-St. Paul International Airport:

Tuesday: Sunny and hot, with a high near 95. Heat index values as high as 102. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 78. South wind 10 to 15 mph, with gusts as high as 25 mph.

Wednesday: A 20 percent chance of showers and thunderstorms before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 89. West southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

Wednesday Night: Clear, with a low around 63. North wind 5 to 15 mph.

Thursday: Sunny, with a high near 85. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.

Thursday Night: Mostly clear, with a low around 68. Southeast wind 5 to 10 mph.

Friday: Sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 25 mph.

Friday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 73. South wind 10 to 15 mph.

Saturday: A 40 percent chance of showers. Partly sunny, with a high near 87. South southwest wind 5 to 10 mph becoming north northwest in the afternoon.

Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 67. Northeast wind 5 to 10 mph.

Sunday: A 20 percent chance of showers. Mostly sunny, with a high near 85. North northeast wind 5 to 10 mph.

Sunday Night: A 30 percent chance of showers. Partly cloudy, with a low around 66. North northeast wind 5 to 10 mph becoming east after midnight.

Monday: A 20 percent chance of showers. Mostly sunny, with a high near 86. East southeast wind 5 to 10 mph.