Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics
Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >
| NWS Forecast for: South Haven to Holland MI (LMZ845) Issued by: National Weather Service Grand Rapids, MI Last Update: 936 AM EDT Mon Aug 31 2026 |  |
| Rest Of Today: Southwest winds 15 to 20 knots. Mostly cloudy. Scattered rain showers and isolated thunderstorms late in the morning, then scattered rain showers in the afternoon. Waves 2 to 4 feet. Tonight: Southwest winds 10 to 15 knots. Partly cloudy. Waves 2 to 4 feet. Tuesday: Southwest winds 10 to 15 knots. Mostly sunny with a chance of rain showers and a slight chance of thunderstorms. Waves 1 to 2 feet. Tuesday Night: Southwest winds 10 to 15 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves around 1 foot. Wednesday: Southwest winds around 10 knots. Mostly sunny. Waves around 1 foot. Thursday: Southeast winds around 10 knots veering northwest in the late morning and afternoon. Partly sunny with a chance of showers and thunderstorms. Waves around 1 foot. Friday: East winds 5 to 10 knots backing north early in the afternoon. Mostly sunny. Waves less than 1 foot. | |
| Zone Forecast: South Haven to Holland MI (LMZ845) | |
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