A tornado or two, damaging gusts already in Michigan’s forecast for Saturday

The Storm Prediction Center’s updated severe weather forecast for Saturday outlines what part of Michigan should be on the lookout for various types of severe weather.

The combined severe weather threat forecast gives you an easy way to if you have to be concerned about any type of severe thunderstorm weather- tornadoes, severe wind gusts and large hail.

The southern half of Lower Michigan is currently in the severe weather forecast area from Pentwater to Mount Pleasant to Bay City and southward.

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Combined total severe weather outlook for Saturday, July 19, 2025NOAA

The Storm Prediction Center made an interesting shape for the tornado forecast tomorrow. The graphic below shows an area that could have a tornado or two from southeast of Grand Rapids to Kalamazoo to Lansing, Alma, Ann Arbor and Jackson.

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Tornado forecast for Saturday, July 19, 2025. Green shaded area has a two percent chance of a tornado within 25 miles of any given point.NOAA

This type of pattern typically leans toward straight-line winds rushing out of the leading edge of a line of storms. The forecast below would give the idea the southern half of Lower Michigan could have scattered severe wind gusts.

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Damaging wind gust forecast for Saturday, July 19, 2025NOAA

Large hail can occur in any severe thunderstorm. If individual supercell thunderstorms develop, hail could occur.

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Large hail forecast for Saturday, July 19.NOAA

SPC does mention there is enough shear that they almost favor the idea of a few supercell thunderstorms. Supercell thunderstorms are the type of storm that develops tornadoes.

Here’s the radar forecast. The time period in question will be Saturday afternoon and evening.

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Radar forecast from noon Saturday to 9 p.m. Saturday.NOAA

Unfortunately thunderstorms in the late afternoon and early evening have the highest chance of becoming severe.

Keep in mind you may need to move to safe shelter sometime Saturday afternoon. Stay updated on severe weather at Mlive.com/weather.

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