Marine Weather Net

Brownsville, TX Weather Forecast




Brownsville, Texas

 Lat: 25.93N, Lon: 97.48W

Current Conditions Updated: 1253 AM CDT FRI AUG 28 2026

Clear


Temp: 81°F
  • Humidity:
  • 84%
  • Winds:
  • 7 MPH SSE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.96 in.
  • Dewpoint:
  • 76°F
  • Heat index:
  • 87°F

  • Sunrise:
  • 7:07 AM CDT
  • Sunset:
  • 7:52 PM CDT
  • Moonrise:
  • 8:16 PM CDT
  • Moonset:
  • 7:30 AM CDT

TONIGHT

MOSTLY CLEAR
Lo: 80°F

THURSDAY

SUNNY

Hi: 100°F
Lo: 77°F

FRIDAY

SUNNY

Hi: 99°F
Lo: 77°F

SATURDAY

SUNNY

Hi: 99°F
Lo: 79°F
Weather Forecast In Detail:
Forecast Issued: 127 AM CDT Thu Aug 27 2026

Rest Of Tonight...Mostly clear. Near steady temperature around 80. South winds around 5 mph.
Thursday...Sunny, hot with highs around 100. South winds around 5 mph, increasing to southeast 10 to 15 mph with gusts up to 20 mph in the afternoon. Heat index values up to 111.
Thursday Night...Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming south around 5 mph after midnight. Heat index values up to 106 early in the evening.
Friday...Sunny. Highs in the upper 90s. Southeast winds around 5 mph, increasing to 10 to 15 mph with gusts up to 20 mph in the afternoon. Heat index values up to 110.
Friday Night...Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 20 mph, becoming south around 5 mph after midnight. Heat index values up to 105 early in the evening.
Saturday...Sunny. Highs in the upper 90s. Heat index values up to 110.
Saturday Night...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Sunday...Sunny. Highs in the upper 90s. Heat index values up to 110.
Sunday Night...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Monday...Sunny. Highs in the upper 90s. Heat index values up to 110.
Monday Night...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Tuesday...Sunny. Highs in the upper 90s. Heat index values up to 110.
Tuesday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Wednesday...Mostly sunny. Highs in the upper 90s. Heat index values up to 110.
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