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McClain County, OK Weather Forecast
McClain County, OK Weather Forecast Date: 436 PM CST Mon Mar 02 2026
The area/counties/county of: Mcclain, including the cities of: Purcell, Newcastle, and Blanchard.or toggle through each period.
Tonight... Mostly cloudy and not as cool. Near steady temperature in the mid 50s. Southeast winds around 5 mph, becoming south 10 to 15 mph with gusts up to 25 mph after midnight.
Tuesday... Partly sunny and breezy. Not as cool with highs in the lower 80s. South winds 15 to 25 mph with gusts up to 40 mph.
Tuesday Night... Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the mid 50s. Southeast winds 10 to 15 mph. Chance of rain 50%.
Wednesday... Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds 10 to 15 mph. Chance of rain 70%.
Wednesday Night... Mostly cloudy. Showers likely, mainly in the evening. Lows in the lower 50s. North winds around 5 mph, becoming southeast after midnight. Chance of rain 70%.
Thursday... Partly sunny. Showers likely in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 70%.
Thursday Night... Mostly cloudy with a chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 60s. Chance of rain 70%.
Friday... A chance of thunderstorms. Showers likely. Breezy with highs in the upper 70s. Chance of rain 70%.
Friday Night... Showers likely with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 70%.
Saturday... Partly sunny with showers likely in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 70%.
Saturday Night... Mostly cloudy with a 50% chance of showers. Lows in the mid 40s.
Sunday... Partly sunny. A chance of showers, mainly in the morning. Highs in the lower 70s. Chance of rain 30%.
Sunday Night... Mostly cloudy in the evening, then clearing. A 20% chance of showers. Lows around 50.
POP = Probability of Precipitation
McClain County Radar Loop
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