BROWNSVILLE, TX 78521 Weather Forecast & Current Conditions
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  78521 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

BROWNSVILLE, TX
Current Weather
1:53 AM CDT JUN 13, 2026
Clear
81°F
Feels Like: 87°F
Dewpoint: 75°F
Rel. Hum.: 82%
Visibility: 10 miles
Wind: E at 5 mph
Pressure: 29.93 inches
Last 72 hours

Local Area Snow Depth

Texas Current Weather

Texas MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  78521 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

BROWNSVILLE, TX 78521
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Mostly clear with a slight chance of showers and thunderstorms. Near steady temperature around 80. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
SATURDAY
Showers likely with a chance of thunderstorms. Humid with highs around 90. East winds 15 to 20 mph with gusts up to 25 mph. Chance of rain 70 percent.
SATURDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Humid with lows in the upper 70s. East winds 15 to 20 mph, becoming southeast 5 to 10 mph after midnight. Chance of rain 50 percent.
SUNDAY
Partly sunny with a chance of showers and thunderstorms. Humid with highs in the lower 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. Heat index values up to 106.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms in the evening. A chance of showers. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
MONDAY
Showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 80 percent.
MONDAY NIGHT
A chance of thunderstorms. Showers. Lows in the upper 70s. Chance of rain 80 percent.
TUESDAY
Showers with a chance of thunderstorms. Highs in the mid 80s. Chance of rain 90 percent.
TUESDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the upper 70s. Chance of rain 70 percent.
WEDNESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of thunderstorms. A chance of showers. Locally heavy rainfall possible in the morning. Highs around 90. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy. A chance of showers in the evening. Lows around 80. Chance of rain 40 percent.
THURSDAY
Mostly sunny. Highs in the mid 90s. Heat index values up to 115.
THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 80s. Heat index values up to 110 early in the evening.

  78521 WEATHER SATELLITE LOOPS
Visible Weather Satellite
BROWNSVILLE, TX 78521
Infrared Weather Satellite
BROWNSVILLE, TX 78521
  78521 WEATHER RADAR LOOP
NEXRAD Weather Radar
BROWNSVILLE, TX 78521
 MOS COMPUTER WEATHER FORECAST

BROWNSVILLE, TX 3 hourly weather forecast
weather forecast created  7:00 PM CDT  6/12/2026
Saturday
13 JUN 2026		 BROWNSVILLE, TX 78521 weather forecast Day 1, 0 hours 1 AM 83° 90° Partly Cloudy 34%
RAIN
1–2 in		 0% Thunder
( 28% severe)		 ESE   9 77% 75°
Low 80° BROWNSVILLE, TX 78521 weather forecast Day 1, 3 hours 4 AM 81° 87° Partly Cloudy ESE   8 82% 75°
High 91° BROWNSVILLE, TX 78521 weather forecast Day 1, 6 hours 7 AM 81° 87° Partly Cloudy 54%
RAIN
>2 in		 0% Thunder
( 30% severe)		 E   8 85% 76°

Mostly Cloudy

Rain Likely

 BROWNSVILLE, TX 78521 weather forecast Day 1, 9 hours 10 AM 85° 95° Partly Cloudy ESE   13 75% 76°
BROWNSVILLE, TX 78521 weather forecast Day 1, 12 hours 1 PM 87° 99° Mostly Cloudy 51%
RAIN
***		 0% Thunder
( 33% severe)		 ESE   17 72% 77°
BROWNSVILLE, TX 78521 weather forecast Day 1, 15 hours 4 PM 87° 99° Mostly Cloudy E   20 72% 77°
BROWNSVILLE, TX 78521 weather forecast Day 1, 18 hours 7 PM 85° 96° Partly Cloudy 21%
RAIN
<.01 in		 0% Thunder
( 24% severe)		 ESE   17 77% 77°
BROWNSVILLE, TX 78521 weather forecast Day 1, 21 hours 10 PM 83° 92° Partly Cloudy ESE   15 82% 77°
Sunday
14 JUN 2026		 BROWNSVILLE, TX 78521 weather forecast Day 2, 0 hours 1 AM 82° 90° Partly Cloudy 25%
RAIN
1–2 in		 0% Thunder
( 20% severe)		 SE   12 85% 77°
Low 81° BROWNSVILLE, TX 78521 weather forecast Day 2, 3 hours 4 AM 81° 88° Partly Cloudy SE   9 88% 77°
High 93° BROWNSVILLE, TX 78521 weather forecast Day 2, 6 hours 7 AM 81° 88° Mostly Cloudy 42%
RAIN
***		 0% Thunder
( 28% severe)		 SE   9 88% 77°

Mostly Cloudy

Chance of Rain

 BROWNSVILLE, TX 78521 weather forecast Day 2, 9 hours 10 AM 86° 97° Mostly Cloudy SSE   13 75% 77°
BROWNSVILLE, TX 78521 weather forecast Day 2, 12 hours 1 PM 88° 101° Mostly Cloudy 20%
RAIN
.01–.1 in		 0% Thunder
( 28% severe)		 SSE   16 72% 78°
BROWNSVILLE, TX 78521 weather forecast Day 2, 15 hours 4 PM 89° 102° Mostly Cloudy SSE   17 68% 77°
BROWNSVILLE, TX 78521 weather forecast Day 2, 18 hours 7 PM 86° 97° Partly Cloudy 11%
RAIN
<.01 in		 0% Thunder
( 16% severe)		 SE   15 75% 77°
BROWNSVILLE, TX 78521 weather forecast Day 2, 21 hours 10 PM 84° 94° Partly Cloudy SE   12 80% 77°

BROWNSVILLE, TX extended weather forecast
Monday
15 JUN 2026		 Tuesday
16 JUN 2026		 Wednesday
17 JUN 2026		 Thursday
18 JUN 2026		 Friday
19 JUN 2026
Low 79° Low 81° Low 82° Low 83° Low 83°
High 94° High 93° High 95° 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
Mostly Cloudy
69% Rain		 Mostly Cloudy
52% Rain		 Overcast
41% Rain		 Mostly Cloudy
35% Rain		 Mostly Cloudy
26% Rain
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