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Lake Fort Smith, AR 7-Day Weather Forecast
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Lake Fort Smith Weather Forecast
Lake Fort Smith, AR Weather Forecast Date: 507 AM CDT Mon Aug 31 2026
Weather forecast for Lake Fort Smith, AR
Today Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Today... Sunny. Highs in the upper 90s. South winds around 5 mph. |
| Tue Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Tuesday... Sunny. Highs in the mid 90s. Southeast winds 5 to 10 mph. |
| Wed Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Wednesday... Sunny. Highs in the mid 90s. South winds 5 to 10 mph. |
| Thu Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Thursday... Sunny. Highs in the mid 90s. Heat index values up to 100. |
| Fri Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Friday... Sunny. Highs in the mid 90s. Heat index values up to 100. |
Sat Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Saturday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20%. Heat index values up to 105. |
| Sun Hi: 99°FHi: 37°C |
Sunday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20%. |
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