BROWNSVILLE, TX 78521 Weather Forecast & Current Conditions

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BROWNSVILLE, TX
Current Weather

10:53 AM CDT JUL 18, 2026
Broken Clouds
93°F
Feels Like: 102°F
Dewpoint: 73°F
Rel. Hum.: 52%
Visibility: 10 miles
Wind: SSE at 20 mph
Pressure: 30.07 inches
Last 72 hours

Local Area Snow Depth

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BROWNSVILLE, TX 78521
Weather Forecast

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REST OF TONIGHT
Partly cloudy. Near steady temperature around 80. Southeast winds 10 to 15 mph with gusts up to 25 mph.
SATURDAY
Mostly sunny. Humid with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 111.
SATURDAY NIGHT
Partly cloudy. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 108 early in the evening.
SUNDAY
Mostly sunny. Highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 108.
SUNDAY NIGHT
Mostly clear. Lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
MONDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
MONDAY NIGHT
Mostly clear. Lows in the upper 70s.
TUESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
TUESDAY NIGHT
Mostly clear. Lows in the upper 70s.
WEDNESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
WEDNESDAY NIGHT
Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.
THURSDAY
Sunny, hot with highs around 100. Heat index values up to 110.
THURSDAY NIGHT
Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening.

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 PM CDT  7/17/2026
Saturday
18 JUL 2026
BROWNSVILLE, TX 78521 weather forecast Day 1, 0 hours 1 AM 82° 91° Partly Cloudy 11%
RAIN
.1–.25 in
0% Thunder
( 4% severe)
SE   12 88% 78°
Low 80° BROWNSVILLE, TX 78521 weather forecast Day 1, 3 hours 4 AM 81° 88° Partly Cloudy SE   9 88% 77°
High 97° BROWNSVILLE, TX 78521 weather forecast Day 1, 6 hours 7 AM 81° 88° Partly Cloudy 6%

0% Thunder
( 8% severe)
SSE   9 88% 77°

Partly Cloudy



BROWNSVILLE, TX 78521 weather forecast Day 1, 9 hours 10 AM 88° 98° Partly Cloudy SSE   14 66% 75°
BROWNSVILLE, TX 78521 weather forecast Day 1, 12 hours 1 PM 93° 103° Partly Cloudy 1%

0% Thunder
( 8% severe)
SSE   18 54% 74°
BROWNSVILLE, TX 78521 weather forecast Day 1, 15 hours 4 PM 93° 103° Partly Cloudy SSE   20 54% 74°
BROWNSVILLE, TX 78521 weather forecast Day 1, 18 hours 7 PM 88° 98° Partly Cloudy 0%

0% Thunder
( 4% severe)
SE   17 66% 75°
BROWNSVILLE, TX 78521 weather forecast Day 1, 21 hours 10 PM 83° 92° Partly Cloudy SSE   14 82% 77°
Sunday
19 JUL 2026
BROWNSVILLE, TX 78521 weather forecast Day 2, 0 hours 1 AM 82° 90° Partly Cloudy 1%

0% Thunder
( 4% severe)
SSE   12 85% 77°
Low 80° BROWNSVILLE, TX 78521 weather forecast Day 2, 3 hours 4 AM 81° 88° Partly Cloudy SSE   10 88% 77°
High 97° BROWNSVILLE, TX 78521 weather forecast Day 2, 6 hours 7 AM 80° 86° Mostly Cloudy 0%

0% Thunder
( 7% severe)
SSE   10 91% 77°

Partly Cloudy



BROWNSVILLE, TX 78521 weather forecast Day 2, 9 hours 10 AM 88° 98° Partly Cloudy SSE   14 66% 75°
BROWNSVILLE, TX 78521 weather forecast Day 2, 12 hours 1 PM 94° 104° Partly Cloudy 0%

0% Thunder
( 7% severe)
SSE   17 51% 73°
BROWNSVILLE, TX 78521 weather forecast Day 2, 15 hours 4 PM 94° 102° Partly Cloudy SSE   18 49% 72°
BROWNSVILLE, TX 78521 weather forecast Day 2, 18 hours 7 PM 87° 94° Partly Cloudy 0%

0% Thunder
( 3% severe)
SE   17 63% 73°
BROWNSVILLE, TX 78521 weather forecast Day 2, 21 hours 10 PM 82° 89° Partly Cloudy SSE   13 79% 75°

BROWNSVILLE, TX extended weather forecast

Monday
20 JUL 2026
Tuesday
21 JUL 2026
Wednesday
22 JUL 2026
Thursday
23 JUL 2026
Friday
24 JUL 2026
Low 77° Low 77° Low 78° Low 79° Low 78°
High 96° High 96° High 96° High 97° High 96°
BROWNSVILLE, TX 78521 weather forecast Day 3 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
Clear
12% Rain
Clear
16% Rain
Partly Cloudy
24% Rain
Clear
19% Rain
Clear
18% Rain
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