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Spear Lake, AR 7-Day Night Weather Forecast
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Spear Lake, AR Weather Forecast
Spear Lake, AR Weather Forecast Date: 905 PM CDT Wed Aug 12 2026
The area/counties/county of: Poinsett, including the city of Harrisburg.or toggle through each period.
Rest of Tonight... Mostly clear late this evening, then becoming partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph.
Thursday... Mostly sunny. Humid with highs in the upper 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 112.
Thursday Night... Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 107 early in the evening.
Friday... Sunny. Highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 111.
Friday Night... Clear. Lows in the upper 70s. South winds around 5 mph. 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... Clear. Lows in the upper 70s.
Sunday... Sunny, hot with highs around 100. Heat index values up to 110.
Sunday Night... Mostly clear. Lows in the upper 70s.
Monday... Sunny, hot with highs around 100. Heat index values up to 105.
Monday Night... Mostly clear. Lows in the upper 70s.
Tuesday... Sunny. Highs in the upper 90s. Heat index values up to 105.
Tuesday Night... Partly cloudy. Lows in the upper 70s.
POP = Probability of Precipitation
Spear Lake Radar Loop
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