Weather WorldBarth Lake, TX 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Barth Lake Weather Forecast
Barth Lake, TX Weather Forecast Date: 401 AM CDT Fri Sep 11 2026
Weather forecast for Barth Lake, TX
Today Hi: 100°FHi: 38°C Lo: 75°F Lo: 24°C |
Today... Partly cloudy. A slight chance of showers and thunderstorms this afternoon. Hot with highs around 100. South winds 5 to 10 mph. Chance of rain 20%. Highest heat index readings up to 106. |
Sat Hi: 101°FHi: 38°C Lo: 75°F Lo: 24°C |
Saturday... Mostly sunny. Hot with highs around 101. South winds 10 to 15 mph. Highest heat index readings up to 107. |
Sun Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Sunday... Partly cloudy in the morning, then clearing. Highs in the upper 90s. South winds 10 to 15 mph. Highest heat index readings up to 107. |
| Mon Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Monday... Partly cloudy in the morning, then clearing. Highs in the upper 90s. Highest heat index readings up to 105. |
| Tue Hi: 100°FHi: 38°C Lo: 75°F Lo: 24°C |
Tuesday... Partly cloudy in the morning, then clearing. Hot with highs around 100. Highest heat index readings up to 105. |
| Wed Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Wednesday... Partly cloudy. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 105. |
| Thu Hi: 99°FHi: 37°C |
Thursday... Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 90s. Highest heat index readings up to 105. |
Barth Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...