Expires:202607260800;;589601 FPUS53 KGRR 251822 ZFPGRR Southwest Michigan Zone Forecast National Weather Service Grand Rapids MI 222 PM EDT Sat Jul 25 2026 MIZ045-260800- Mecosta- Including the city of Big Rapids 222 PM EDT Sat Jul 25 2026 .THROUGH EARLY EVENING...Mostly sunny. Highs in the lower 80s. Southwest winds 10 to 15 mph with gusts to around 25 mph. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms after midnight. Lows in the mid 60s. West winds 5 to 10 mph with gusts to around 25 mph in the evening becoming light. .SUNDAY...Partly sunny with a 20 percent chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Highs around 90. Light winds becoming west 5 to 10 mph with gusts to around 25 mph in the afternoon. .SUNDAY NIGHT...Showers likely and a chance of thunderstorms. Lows in the mid 60s. West winds 5 to 10 mph with gusts to around 25 mph in the evening becoming light. Chance of rain 70 percent. .MONDAY...Partly sunny with a chance of showers in the morning, then showers likely and a slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph becoming west with gusts to around 20 mph in the afternoon. Chance of rain 70 percent. .MONDAY NIGHT...Showers likely and a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the lower 60s. Southwest winds 5 to 10 mph becoming northwest after midnight. Gusts up to 20 mph. Chance of rain 70 percent. .TUESDAY...Mostly sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 50s. .WEDNESDAY...Sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. .THURSDAY...Sunny. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy. Lows around 60. .FRIDAY...Mostly sunny with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s. .FRIDAY NIGHT...Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 60s. Chance of rain 30 percent. .SATURDAY...Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Chance of rain 30 percent. $$