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Horsehead Lake, AR Weather Forecast
Horsehead Lake, AR Weather Forecast Date: 1150 AM CDT Tue Aug 04 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. Southeast winds around 5 mph.
Tonight... Clear. Lows in the lower 70s. East winds around 5 mph.
Wednesday... Sunny. Highs in the upper 90s. East winds around 5 mph, becoming south around 5 mph in the afternoon. Heat index values up to 108 in the afternoon.
Wednesday Night... Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 20%. Heat index values up to 106 early in the evening.
Thursday... Sunny. Highs in the upper 90s. Southeast winds around 5 mph, becoming south around 5 mph in the afternoon. Heat index values up to 110 in the afternoon.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 20%. Heat index values up to 105 early in the evening.
Friday... Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40%. Heat index values up to 105 in the afternoon.
Friday Night... Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20%.
Saturday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Heat index values up to 110.
Sunday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Heat index values up to 110.
POP = Probability of Precipitation
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