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Lamar, TX Weather Forecast

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Lamar, TX Weather Forecast

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Lamar TX weather - Clear - 86°F
Clear
86°F
Updated 11:00 pm
Feels Like 96°F
Humidity 77%
Wind SSE 13 mph
Barometer  29.79 in
Dew Point 78°F
Lamar TX weather - Clear - 30°C
Clear
30°C
Updated 11:00 pm
Feels Like 36°C
Humidity 77%
Wind SSE 21 km/h
Barometer  100.8 kPa
Dew Point 26°C
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Lamar Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Lamar, TX Weather - Tonight Chance Of T-Storm Lamar, TX Weather - Thursday Chance Of T-Storm Lamar, TX Weather - Thursday Night Chance Of T-Storm Lamar, TX Weather - Friday Chance Of T-Storm Lamar, TX Weather - Friday Night Chance Of T-Storm Lamar, TX Weather - Saturday Chance Of T-Storm Lamar, TX Weather - Saturday Night Chance Of T-Storm Lamar, TX Weather - Sunday Chance Of T-Storm Lamar, TX Weather - Sunday Night Chance Of T-Storm Lamar, TX Weather - Monday Chance Of Showers Lamar, TX Weather - Monday Night Chance Of Showers Lamar, TX Weather - Tuesday Chance Of Showers
Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Chance of Showers Chance of Showers
Lo: 79°FLo: 26°C Hi: 91°FHi: 33°C
 Lo: 75°FLo: 24°C Hi: 90°FHi: 32°C
 Lo: 75°FLo: 24°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 89°FHi: 32°C
POP: 40% POP: 50% POP: 80% POP: 90% POP: 70% POP: 90% POP: 90% POP: 80% POP: 70% POP: 50% POP: 50% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 123 PM CDT Wed Sep 30 2026 Lamar, TX Weather - WeatherWorld.com

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Issued: 652 PM CDT Wed Sep 30 2026

Key Messages

Issued at 644 PM CDT Wed Sep 30 2026
  • There is a Moderate Risk for excessive rainfall for the western half of S TX and a Slight Risk for the eastern half on Thursday. There is a Slight Risk for the western areas on Friday.
  • Heavy rainfall and flash flooding threat increases Thursday and Friday and a Flash Flood Watch is in effect beginning Thursday morning through Friday evening for portions of South Texas.
  • Marginal Risk of Severe Thunderstorms Thursday across most of South Texas with ...