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Formo Lake, MN Weather Forecast
Formo Lake, MN Weather Forecast Date: 337 PM CDT Wed Oct 21 2026
The area/counties/county of: West Otter Tail, including the city of Fergus Falls.or toggle through each period.
This Afternoon... Sunny. Highs 70 to 75. North winds around 5 mph.
Tonight... Mostly clear. Lows in the mid 40s. East winds up to 10 mph.
Thursday... Sunny. Highs in the mid 70s. Southeast winds 5 to 15 mph.
Thursday Night... Partly cloudy. Lows in the mid 50s.
Friday... Partly sunny. A chance of light rain in the afternoon. Windy. Highs 70 to 75. Chance of rain 50%.
Friday Night... Mostly cloudy. A slight chance of light rain. Lows 55 to 60.
Saturday... Partly sunny. A chance of light rain. Highs in the mid 60s.
Saturday Night... Mostly cloudy. Highs 50 to 55. Lows 40 to 45.
Sunday... Mostly cloudy. Highs 50 to 55. Lows 40 to 45.
Sunday Night... Mostly cloudy. A slight chance of light rain. Highs 45 to 50. Lows in the mid 30s.
Monday... Mostly cloudy. A slight chance of light rain. Highs 45 to 50. Lows in the mid 30s.
POP = Probability of Precipitation
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