BROWNSVILLE, TX 78521 Weather Forecast & Current Conditions

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BROWNSVILLE, TX
Current Weather

5:53 PM CDT AUG 3, 2026
Scattered Clouds
93°F
Feels Like: 102°F
Dewpoint: 73°F
Rel. Hum.: 52%
Visibility: 10 miles
Wind: SSE at 21 mph, gusts to 29
Pressure: 29.84 inches
Last 72 hours

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BROWNSVILLE, TX 78521
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Sunny. Near steady temperature in the upper 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 110.
TONIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 107 early in the evening.
TUESDAY
Sunny with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 110.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph with gusts up to 20 mph after midnight. Heat index values up to 107 early in the evening.
WEDNESDAY
Sunny with highs in the upper 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 111.
WEDNESDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
THURSDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
THURSDAY NIGHT
Mostly clear. Lows in the upper 70s.
FRIDAY
Sunny. Highs in the mid 90s. Heat index values up to 110.
FRIDAY NIGHT
Mostly clear. Lows in the upper 70s.
SATURDAY
Sunny. Highs in the mid 90s. Heat index values up to 110.
SATURDAY NIGHT
Mostly clear. Lows in the upper 70s.
SUNDAY
Sunny. Highs in the mid 90s. Heat index values up to 110.

Visible Weather Satellite
BROWNSVILLE, TX 78521
Infrared Weather Satellite
BROWNSVILLE, TX 78521
NEXRAD Weather Radar
BROWNSVILLE, TX 78521

BROWNSVILLE, TX 3 hourly weather forecast

weather forecast created  7:00 AM CDT  8/ 3/2026
Monday
3 AUG 2026
BROWNSVILLE, TX 78521 weather forecast Day 1, 12 hours 1 PM 94° 104° Partly Cloudy 1%

0% Thunder
( 12% severe)
SSE   15 51% 73°
High 95° BROWNSVILLE, TX 78521 weather forecast Day 1, 15 hours 4 PM 94° 104° Partly Cloudy SSE   17 51% 73°
Partly Cloudy



BROWNSVILLE, TX 78521 weather forecast Day 1, 18 hours 7 PM 89° 98° Clear 1%

0% Thunder
( 2% severe)
SSE   16 61% 74°
BROWNSVILLE, TX 78521 weather forecast Day 1, 21 hours 10 PM 84° 93° Clear SSE   13 77% 76°
Tuesday
4 AUG 2026
BROWNSVILLE, TX 78521 weather forecast Day 2, 0 hours 1 AM 83° 92° Clear 1%

0% Thunder
( 2% severe)
SSE   10 82% 77°
Low 81° BROWNSVILLE, TX 78521 weather forecast Day 2, 3 hours 4 AM 82° 91° Partly Cloudy SSE   9 88% 78°
High 98° BROWNSVILLE, TX 78521 weather forecast Day 2, 6 hours 7 AM 82° 91° Partly Cloudy 2%

0% Thunder
( 9% severe)
SSE   10 88% 78°

Partly Cloudy



BROWNSVILLE, TX 78521 weather forecast Day 2, 9 hours 10 AM 89° 101° Partly Cloudy SSE   15 66% 76°
BROWNSVILLE, TX 78521 weather forecast Day 2, 12 hours 1 PM 94° 105° Partly Cloudy 2%

0% Thunder
( 11% severe)
SSE   18 53% 74°
BROWNSVILLE, TX 78521 weather forecast Day 2, 15 hours 4 PM 94° 105° Clear SE   20 53% 74°
BROWNSVILLE, TX 78521 weather forecast Day 2, 18 hours 7 PM 89° 99° Clear 0%

0% Thunder
( 3% severe)
SE   17 64% 75°
BROWNSVILLE, TX 78521 weather forecast Day 2, 21 hours 10 PM 84° 94° Clear SE   13 80% 77°
Wednesday
5 AUG 2026
BROWNSVILLE, TX 78521 weather forecast Day 3, 0 hours 1 AM 83° 93° Partly Cloudy 1%

0% Thunder
( 9% severe)
SE   10 85% 78°
Low 81° BROWNSVILLE, TX 78521 weather forecast Day 3, 3 hours 4 AM 82° 91° Partly Cloudy SE   9 88% 78°
High 98° BROWNSVILLE, TX 78521 weather forecast Day 3, 6 hours 7 AM 82° 91° Partly Cloudy 1%

0% Thunder
( 15% severe)
SE   9 88% 78°

Partly Cloudy



BROWNSVILLE, TX 78521 weather forecast Day 3, 9 hours 10 AM 88° 99° Partly Cloudy SSE   13 68% 76°
BROWNSVILLE, TX 78521 weather forecast Day 3, 15 hours 1 PM 94° 105° Partly Cloudy 2%

0% Thunder
( 15% severe)
SE   16 53% 74°
BROWNSVILLE, TX 78521 weather forecast Day 3, 18 hours 4 PM 94° 105° Clear SE   16 53% 74°
BROWNSVILLE, TX 78521 weather forecast Day 3, 21 hours 7 PM 89° 99° Clear     SE   15 64% 75°

BROWNSVILLE, TX extended weather forecast

Thursday
6 AUG 2026
Friday
7 AUG 2026
Saturday
8 AUG 2026
Sunday
9 AUG 2026
Monday
10 AUG 2026
Low 81° Low 80° Low 78° Low 78° Low 79°
High 97° High 96° High 95° High 95° High 97°
BROWNSVILLE, TX 78521 weather forecast Day 4 BROWNSVILLE, TX 78521 weather forecast Day 5 BROWNSVILLE, TX 78521 weather forecast Day 6 BROWNSVILLE, TX 78521 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
18% Rain
Partly Cloudy
27% Rain
Partly Cloudy
41% Rain
Partly Cloudy
29% Rain
Partly Cloudy
29% Rain
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