Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii
A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >
| NWS Forecast for: St Joseph to South Haven MI (LMZ844) Issued by: National Weather Service Grand Rapids, MI Last Update: 242 AM EDT Sat Mar 21 2026 |  |
| Rest Of Tonight: Northeast winds 5 to 10 knots. Partly cloudy. Waves 1 to 3 feet. Saturday: East winds 5 to 10 knots veering south 10 to 15 knots in the late morning and early afternoon, then veering southwest early in the afternoon. Mostly sunny. Waves 1 to 2 feet. Saturday Night: Southwest winds 15 to 20 knots. Partly cloudy. Waves 2 to 3 feet. Sunday: North winds 10 to 15 knots increasing to 30 knots. Mostly cloudy with a chance of rain showers. Waves 2 to 3 feet building to 4 to 6 feet. Sunday Night: North winds to 30 knots. Partly cloudy. Waves 6 to 8 feet. Monday: North winds 15 to 20 knots. Mostly sunny. Waves 4 to 6 feet. Tuesday: South winds 10 to 15 knots veering southwest early in the afternoon. Mostly cloudy. Waves 1 to 2 feet. Wednesday: Southeast winds 10 to 15 knots. Mostly cloudy. Waves 4 to 6 feet. | |
| Zone Forecast: St Joseph to South Haven MI (LMZ844) | |
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