| NWS Forecast for: St. Joseph County Issued by: National Weather Service Northern Indiana Last Update: 743 AM EDT Mon Sep 14 2026 |  |
| Today: Sunny. Highs in the lower 70s. East winds around 5 mph. Tonight: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Tuesday: Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the morning. More humid with highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. Tuesday Night: Showers likely with a chance of thunderstorms in the evening, then showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. West winds 5 to 10 mph with gusts up to 20 mph, becoming north after midnight. Chance of rain 80 percent. Wednesday: Showers. Highs in the upper 70s. Northeast winds around 5 mph. Chance of rain 80 percent. Wednesday Night: Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70 percent. Thursday: Mostly cloudy with a slight chance of thunderstorms. Showers likely, mainly in the morning. Highs around 80. Chance of rain 70 percent. Thursday Night: A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the lower 60s. Chance of rain 20 percent. Friday: Partly cloudy with a 20 percent chance of showers. Highs in the upper 70s. Friday Night: Partly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 50 percent. Saturday: Showers likely. Highs in the mid 70s. Chance of rain 60 percent. Saturday Night: Showers likely with a slight chance of thunderstorms. Lows in the upper 50s. Chance of rain 60 percent. Sunday: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 70s. Chance of rain 50 percent. | |
| Zone Forecast: St. Joseph County | |
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