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City of Onalaska, TexasOnalaska, TX 7-Day Weather Forecast
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Onalaska Weather Forecast
Onalaska, TX Weather Forecast Date: 403 PM CDT Mon Sep 14 2026
Weather forecast for Onalaska, TX
Tonight Lo: 75°F Lo: 24°C |
Tonight... Mostly clear this evening, then becoming partly cloudy. Lows in the mid 70s. South winds around 5 mph. |
Tue Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Tuesday... Mostly sunny. Hot with highs in the mid 90s. Southeast winds around 5 mph. Heat index values up to 108. |
| Wed Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Wednesday... Mostly sunny. Highs in the mid 90s. East winds around 5 mph. Heat index values up to 105. |
| Thu Hi: 91°FHi: 33°C Lo: 70°F Lo: 21°C |
Thursday... Mostly sunny. Highs in the lower 90s. |
| Fri Hi: 91°FHi: 33°C Lo: 70°F Lo: 21°C |
Friday... Sunny. Highs in the lower 90s. |
| Sat Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Saturday... Sunny. Highs in the lower 90s. |
| Sun Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Sunday... Sunny. Highs in the lower 90s. |
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