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St. Joseph Lake Weather Forecast
| OVERNIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT |
 |  |  |  |  |  |  | | |  | | |
| Thunderstorms | Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Partly Cloudy | Sunny | Clear | Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Hi: 69°FHi: 21°C Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C Lo: 39°FLo: 4°C | Hi: 71°FHi: 22°C Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C Lo: 50°FLo: 10°C |
| POP: 50% | POP: 90% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1022 PM CDT Wed Oct 14 2026 
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Issued: 1046 PM CDT Wed Oct 14 2026
Key Messages
- Widespread showers and thunderstorms are expected late tonight into Thursday morning.
- Additional, potential shower and thunderstorm development during the afternoon and evening could include a severe thunderstorm or two with isolated damaging winds and, conditionally, a brief tornado.
- Behind a cold front Thursday night, temperatures will become much cooler and seasonable, with a warming trend early next week.
Aviation
/00Z TAFS THROUGH 06Z FRIDAY/... Issued at 1042 PM CDT Wed Oct 14 20...