BROWNSVILLE, TX 78521 Weather Forecast & Current Conditions

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BROWNSVILLE, TX
Current Weather

1:53 AM CDT AUG 28, 2026
Clear
81°F
Feels Like: 87°F
Dewpoint: 75°F
Rel. Hum.: 82%
Visibility: 10 miles
Wind: S at 3 mph
Pressure: 29.97 inches
Last 72 hours

Local Area Snow Depth

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BROWNSVILLE, TX 78521
Weather Forecast

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REST OF TONIGHT
Clear. Near steady temperature around 80. South winds around 5 mph.
FRIDAY
Sunny with highs in the upper 90s. Southeast winds around 5 mph, increasing to east 10 to 15 mph with gusts up to 20 mph in the afternoon. Heat index values up to 112.
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 106 early in the evening.
SATURDAY
Sunny with highs in the upper 90s. Southeast winds around 5 mph, increasing to east 10 to 15 mph with gusts up to 20 mph in the afternoon. Heat index values up to 111.
SATURDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 20 mph, diminishing to around 5 mph after midnight. Heat index values up to 106 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. 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.
WEDNESDAY NIGHT
Mostly clear. Lows in the upper 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  8/27/2026
Friday
28 AUG 2026
BROWNSVILLE, TX 78521 weather forecast Day 1, 0 hours 1 AM 82° 89° Clear 1%

0% Thunder
( 4% severe)
S   7 82% 76°
Low 79° BROWNSVILLE, TX 78521 weather forecast Day 1, 3 hours 4 AM 81° 87° Clear S   6 85% 76°
High 100° BROWNSVILLE, TX 78521 weather forecast Day 1, 6 hours 7 AM 80° 85° Clear 2%

0% Thunder
( 11% severe)
SSE   3 88% 76°

Clear



BROWNSVILLE, TX 78521 weather forecast Day 1, 9 hours 10 AM 89° 99° Clear SSE   5 64% 75°
BROWNSVILLE, TX 78521 weather forecast Day 1, 12 hours 1 PM 96° 106° Clear 7%

0% Thunder
( 22% severe)
SE   8 48% 73°
BROWNSVILLE, TX 78521 weather forecast Day 1, 15 hours 4 PM 95° 105° Clear ESE   13 49% 73°
BROWNSVILLE, TX 78521 weather forecast Day 1, 18 hours 7 PM 89° 98° Clear 1%

0% Thunder
( 3% severe)
ESE   12 61% 74°
BROWNSVILLE, TX 78521 weather forecast Day 1, 21 hours 10 PM 84° 93° Clear SE   6 77% 76°
Saturday
29 AUG 2026
BROWNSVILLE, TX 78521 weather forecast Day 2, 0 hours 1 AM 82° 89° Clear 4%

0% Thunder
( 6% severe)
S   5 82% 76°
Low 80° BROWNSVILLE, TX 78521 weather forecast Day 2, 3 hours 4 AM 81° 87° Clear S   2 85% 76°
High 99° BROWNSVILLE, TX 78521 weather forecast Day 2, 6 hours 7 AM 80° 86° Clear 9%

0% Thunder
( 15% severe)
  CALM 91% 77°

Partly Cloudy

Chance of Rain

BROWNSVILLE, TX 78521 weather forecast Day 2, 9 hours 10 AM 88° 99° Partly Cloudy   CALM 68% 76°
BROWNSVILLE, TX 78521 weather forecast Day 2, 12 hours 1 PM 95° 105° Partly Cloudy 22%
RAIN
<.01 in
0% Thunder
( 26% severe)
ESE   9 49% 73°
BROWNSVILLE, TX 78521 weather forecast Day 2, 15 hours 4 PM 93° 103° Partly Cloudy ESE   13 54% 74°
BROWNSVILLE, TX 78521 weather forecast Day 2, 18 hours 7 PM 88° 97° Clear 0%

0% Thunder
( 4% severe)
ESE   12 63% 74°
BROWNSVILLE, TX 78521 weather forecast Day 2, 21 hours 10 PM 84° 93° Clear SE   7 77% 76°

BROWNSVILLE, TX extended weather forecast

Sunday
30 AUG 2026
Monday
31 AUG 2026
Tuesday
1 SEP 2026
Wednesday
2 SEP 2026
Thursday
3 SEP 2026
Low 80° Low 80° Low 80° Low 80° Low 79°
High 96° High 96° High 96° High 96° 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
Partly Cloudy
28% Rain
Partly Cloudy
24% Rain
Partly Cloudy
28% Rain
Partly Cloudy
32% Rain
Partly Cloudy
26% Rain
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