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City of Clarksville, ArkansasClarksville, AR 7-Day Night Weather Forecast
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Clarksville, AR Weather Forecast
Clarksville, AR Weather Forecast Date: 1150 AM CDT Sat Sep 19 2026
The area/counties/county of: Southern Johnson County, including the cities of: Clarksville, Coal Hill, Hartman, and Knoxville.or toggle through each period.
This Afternoon... Sunny. Highs in the upper 90s. South winds 5 to 10 mph.
Tonight... Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph in the evening, becoming light and variable.
Sunday... Mostly sunny. Highs in the upper 90s. North winds around 5 mph, becoming southwest around 5 mph in the afternoon.
Sunday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 70s. Southeast winds around 5 mph, becoming north after midnight. Chance of rain 20%.
Monday... Mostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 90s. West winds around 5 mph. Chance of rain 40%.
Monday Night... Mostly clear. Lows in the mid 60s.
Tuesday... Mostly sunny. Highs in the upper 80s.
Tuesday Night... Mostly clear. Lows in the lower 60s. Highs in the upper 80s.
Wednesday... Mostly clear. Lows in the lower 60s. Highs in the upper 80s.
Thursday... Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.
POP = Probability of Precipitation
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