Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Plains and Mississippi Valley
A heat wave over the Southwest will intensify late week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms and heavy rain are expected over portions of the Plains and Mississippi Valley tonight, which will shift to parts of the Upper Midwest and mid-Mississippi Valley Friday. Monsoonal showers and flooding persist in the Desert Southwest. Read More >
| NWS Forecast for: St Joseph to South Haven MI (LMZ844) Issued by: National Weather Service Grand Rapids, MI Last Update: 341 AM EDT Fri Jul 31 2026 |  |
| Rest Of Tonight: South winds 5 to 10 knots. Partly cloudy. Waves less than 1 foot. Friday: South winds 5 to 10 knots. Partly sunny. Waves less than 1 foot. Friday Night: Southeast winds 10 to 15 knots backing east after midnight. Rain showers likely and a slight chance of thunderstorms. Waves around 1 foot. Saturday: East winds 15 to 20 knots. Rain showers likely and a slight chance of thunderstorms. Waves 1 to 2 feet. Saturday Night: Northeast winds 15 to 20 knots. Rain showers likely and a slight chance of thunderstorms. Waves 2 to 4 feet. Sunday: North winds 15 to 25 knots. Partly sunny. Waves 3 to 5 feet. Monday: Northeast winds 10 to 15 knots backing north early in the afternoon. Sunny. Waves 1 to 3 feet. Tuesday: East winds around 10 knots backing northwest early in the afternoon. Sunny. Waves 1 foot or less. | |
| Zone Forecast: St Joseph to South Haven MI (LMZ844) | |
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