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Grade Lake, IA 7-Day Night Weather Forecast
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Grade Lake, IA Weather Forecast
Grade Lake, IA Weather Forecast Date: 918 AM CDT Thu Oct 01 2026
The area/counties/county of: Clarke, including the city of Osceola.or toggle through each period.
Rest of Today... Showers likely. Highs in the upper 60s. North winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70%.
Tonight... Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Cooler. Less humid with lows in the upper 40s. North winds around 10 mph with gusts up to 25 mph. Chance of rain 40%.
Friday... Sunny. Highs in the lower 60s. Northeast winds 5 to 10 mph.
Friday Night... Clear. Lows in the mid 40s. East winds around 5 mph.
Saturday... Sunny. Highs in the mid 60s. South winds 5 to 10 mph.
Saturday Night... Mostly clear. Lows in the lower 50s.
Sunday... Sunny. Highs in the upper 60s.
Sunday Night... Clear. Lows in the mid 40s.
Monday... Sunny. Highs in the mid 60s.
Monday Night... Clear. Lows in the upper 40s.
Tuesday... Mostly sunny. Highs in the upper 60s.
Tuesday Night... Partly cloudy. Lows in the upper 50s.
POP = Probability of Precipitation
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