Weather World
Boat Lake, TX Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Boat Lake Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY | TUESDAY | WEDNESDAY |
 |  | | | | | | | | |
| Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 307 PM CDT Wed Aug 19 2026 
Boat Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Boat Lake Weather Map
Boat Lake Quick Facts
Boat Lake Forecast Discussion
Issued: 642 PM CDT Wed Aug 19 2026
Key Messages
- A Heat Advisory is in effect until 8 PM today for indices up to 110F. Another advisory has been issued area-wide from 12 PM to 8 PM Thursday, also for indices up to 111F.
- Heat Stress Levels will increase to Extreme (level 4 of 4) from southeast Texas to all of Louisiana by Friday. Extreme Heat Risk levels will persist into next week.
- Upper ridge will remain in place keeping afternoon highs above normal with no appreciable rainfall through the next seven ...