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Optima Lake, OK Weather Forecast
Optima Lake, OK Weather Forecast Date: 246 PM CDT Wed Oct 21 2026
The area/counties/county of: Texas, including the city of Guymon.or toggle through each period.
Tonight... Mostly clear. Lows around 50. Northeast winds around 5 mph, becoming southeast around 5 mph after midnight.
Thursday... Partly cloudy. Highs in the mid 80s. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. South winds 10 to 20 mph.
Friday... Mostly cloudy. Breezy. Highs in the upper 70s. South winds 15 to 25 mph with gusts up to 35 mph.
Friday Night... Mostly cloudy. Lows in the mid 50s. South winds 15 to 20 mph. Gusts up to 35 mph in the evening.
Saturday... Mostly cloudy with a 50% chance of showers. Highs in the lower 70s.
Saturday Night... Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 50s. Chance of rain 70%.
Sunday... Showers and a chance of thunderstorms. Highs in the mid 60s. Chance of rain 90%.
Sunday Night... Showers likely. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the mid 40s. Chance of rain 70%.
Monday... Mostly cloudy. A chance of showers in the morning, then a slight chance of showers in the afternoon. Highs in the lower 60s. Chance of rain 40%.
Monday Night... Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.
Tuesday... Partly cloudy. Lows in the lower 40s. Highs in the lower 60s.
POP = Probability of Precipitation
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