Grand Rapids, MI – Heat will be the main story Sunday across West Michigan before a shift toward unsettled weather early next week. Temperatures are expected to climb into the low 90s, with heat index values near 98, making hydration and limited midday activity essential.
According to the National Weather Service in Grand Rapids, a 20% chance of showers and storms will develop late Sunday night, with a better chance of widespread thunderstorms arriving Monday. Storms could bring brief heavy rain, lightning, and gusty winds, especially for Kent, Ottawa, and Muskegon counties. Outdoor plans Monday afternoon into Tuesday should include backup indoor options.
Southwest winds could gust up to 22 mph Sunday, adding a bit of relief from the heat but increasing fire danger in dry grassy areas. Monday’s highs will stay in the upper 80s before a gradual cool-down midweek.
Residents should monitor updated alerts through Tuesday, when another round of storms is possible. The middle of the week looks calmer, with mostly sunny skies returning by Wednesday.
Five Day Forecast for Grand Rapids, MI:
- Sunday: Mostly sunny, hot, high 92°F. Low 74°F. Slight chance of evening storms.
- Monday: 50% chance of thunderstorms, mainly afternoon. High 88°F, low 70°F.
- Tuesday: 40% chance of thunderstorms after 2 p.m. High 85°F, low 68°F.
- Wednesday: Mostly sunny, high 87°F, low 66°F.
- Thursday: Chance of showers. High 89°F, low 69°F.
