Birch Island Lake, MN Weather Forecast
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Birch Island Lake Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
| Mostly Clear | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C |
| POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 943 PM CDT Wed Aug 19 2026 

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Birch Island Lake Forecast Discussion
Issued: 1224 AM CDT Thu Aug 20 2026
Key Messages
- Scattered thunderstorms Thursday evening along a passing cold front. A few severe thunderstorms could produce large hail and gusty winds.
- Seasonable temperatures and mostly dry weather through the weekend into next week.
Discussion
... Issued at 230 PM CDT Wed Aug 19 2026
TODAY THROUGH THURSDAY...Early afternoon satellite imagery together with surface obs showed mostly clear skies across the region. A broad area of surface high pressure was centered over th...
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