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Old Grassy Lake, OK 7-Day Night Weather Forecast
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Old Grassy Lake, OK Weather Forecast
Old Grassy Lake, OK Weather Forecast Date: 129 AM CDT Wed Sep 02 2026
The area/counties/county of: Coal, including the city of Coalgate.or toggle through each period.
Rest of Tonight... Clear. Lows in the mid 70s. South winds around 5 mph.
Wednesday... Sunny, hot with highs around 100. Southeast winds 5 to 10 mph. Heat index values up to 108 in the afternoon.
Wednesday Night... Clear with lows in the mid 70s. Southeast winds 5 to 10 mph. Heat index values up to 105 early in the evening.
Thursday... Mostly sunny. Humid with highs in the upper 90s. Southeast winds 10 to 15 mph. Heat index values up to 107 in the afternoon.
Thursday Night... Mostly clear. Humid with lows in the mid 70s. South winds 10 to 15 mph, diminishing to around 5 mph after midnight.
Friday... Sunny, hot with highs around 100. Heat index values up to 110 in the afternoon.
Friday Night... Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
Saturday... Sunny, hot with highs around 100. Heat index values up to 110.
Saturday Night... Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
Sunday... Sunny, hot with highs around 100. Heat index values up to 110.
Sunday Night... Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
Labor Day... Mostly sunny. Hot with highs around 100. Heat index values up to 110.
Monday Night... Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
POP = Probability of Precipitation
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