Weather WorldKarnack, TX 7-Day Weather Forecast
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Karnack Weather Forecast
Karnack, TX Weather Forecast Date: 627 AM CDT Sat Sep 05 2026
Weather forecast for Karnack, TX
Today Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Today... Partly cloudy with a slight chance of showers this morning, then mostly cloudy with a chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. North winds around 5 mph, becoming east around 5 mph this afternoon. Chance of rain 50%. |
Sun Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Sunday... Mostly sunny. Hot with highs in the upper 90s. Light and variable winds, becoming east around 5 mph in the afternoon. Heat index values up to 105 in the afternoon. |
| Labor Day Hi: 100°FHi: 38°C Lo: 71°F Lo: 22°C |
Labor Day... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 100. Light and variable winds, becoming southeast around 5 mph in the afternoon. Chance of rain 20%. Heat index values up to 106 in the afternoon. |
| Tue Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Tuesday... Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105 in the afternoon. |
| Wed Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Wednesday... Mostly sunny. Hot with highs in the upper 90s. |
| Thu Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Thursday... Mostly sunny. Hot with highs in the upper 90s. |
| Fri Hi: 99°FHi: 37°C |
Friday... Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Hot with highs in the upper 90s. Chance of rain 20%. |
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