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

BROWNSVILLE, TX
Current Weather
4:53 AM CDT JUN 15, 2026
Scattered Clouds
82°F
Feels Like: 92°F
Dewpoint: 79°F
Rel. Hum.: 91%
Visibility: 10 miles
Wind: ESE at 7 mph
Pressure: 29.89 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
Showers likely with a chance of thunderstorms. Near steady temperature around 80. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
MONDAY
Partly sunny. A chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall in the afternoon. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph with gusts up to 20 mph. Chance of rain 50 percent. Heat index values up to 105 in the afternoon.
MONDAY NIGHT
Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Some thunderstorms may produce heavy rainfall. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 20 mph. Chance of rain 70 percent.
TUESDAY
A chance of thunderstorms. Showers, mainly in the morning. Some thunderstorms may produce heavy rainfall. Humid with highs in the mid 80s. South winds 10 to 15 mph with gusts up to 20 mph. Chance of rain 90 percent.
TUESDAY NIGHT
A chance of thunderstorms. Showers likely. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Humid with lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 60 percent.
WEDNESDAY
Mostly sunny. A chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall in the morning. Highs around 90. Chance of rain 50 percent. Heat index values up to 105 in the afternoon.
WEDNESDAY NIGHT
Partly cloudy. Lows around 80. Heat index values up to 105 early in the evening.
THURSDAY
Sunny. Highs in the mid 90s. Heat index values up to 120.
THURSDAY NIGHT
Clear in the evening, then becoming partly cloudy. Lows in the lower 80s. Heat index values up to 115 early in the evening.
JUNETEENTH
Mostly sunny. Highs in the mid 90s. Heat index values up to 115.
FRIDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 80s. Heat index values up to 110 early in the evening.
SATURDAY
Partly sunny. Highs in the lower 90s. Heat index values up to 110.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 80s. Heat index values up to 105 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  6/14/2026
Monday
15 JUN 2026		 BROWNSVILLE, TX 78521 weather forecast Day 1, 0 hours 1 AM 83° 94° Mostly Cloudy 67%
RAIN
***		 0% Thunder
( 39% severe)		 SE   10 88% 79°
Low 80° BROWNSVILLE, TX 78521 weather forecast Day 1, 3 hours 4 AM 82° 91° Mostly Cloudy SE   10 88% 78°
High 92° BROWNSVILLE, TX 78521 weather forecast Day 1, 6 hours 7 AM 81° 88° Mostly Cloudy 37%
RAIN
***		 0% Thunder
( 37% severe)		 SE   12 88% 77°

Mostly Cloudy

Chance of Rain

 BROWNSVILLE, TX 78521 weather forecast Day 1, 9 hours 10 AM 84° 96° Mostly Cloudy SSE   15 85% 79°
BROWNSVILLE, TX 78521 weather forecast Day 1, 12 hours 1 PM 87° 101° Mostly Cloudy 16%
RAIN
<.01 in		 0% Thunder
( 29% severe)		 SSE   17 77% 79°
BROWNSVILLE, TX 78521 weather forecast Day 1, 15 hours 4 PM 88° 103° Mostly Cloudy SSE   15 75% 79°
BROWNSVILLE, TX 78521 weather forecast Day 1, 18 hours 7 PM 86° 100° Mostly Cloudy 36%
RAIN
***		 0% Thunder
( 28% severe)		 SE   12 80% 79°
BROWNSVILLE, TX 78521 weather forecast Day 1, 21 hours 10 PM 84° 96° Mostly Cloudy SE   10 85% 79°
Tuesday
16 JUN 2026		 BROWNSVILLE, TX 78521 weather forecast Day 2, 0 hours 1 AM 83° 94° Mostly Cloudy 62%
RAIN
***		 0% Thunder
( 43% severe)		 SSE   12 88% 79°
Low 80° BROWNSVILLE, TX 78521 weather forecast Day 2, 3 hours 4 AM 82° 91° Mostly Cloudy SSE   12 88% 78°
High 88° BROWNSVILLE, TX 78521 weather forecast Day 2, 6 hours 7 AM 81° 88° Mostly Cloudy 63%
RAIN
***		 0% Thunder
( 41% severe)		 S   13 88% 77°

Mostly Cloudy

Rain Likely

 BROWNSVILLE, TX 78521 weather forecast Day 2, 9 hours 10 AM 81° 88° Mostly Cloudy SSE   14 88% 77°
BROWNSVILLE, TX 78521 weather forecast Day 2, 12 hours 1 PM 82° 91° Mostly Cloudy 69%
RAIN
***		 0% Thunder
( 45% severe)		 S   14 88% 78°
BROWNSVILLE, TX 78521 weather forecast Day 2, 15 hours 4 PM 83° 94° Mostly Cloudy S   12 88% 79°
BROWNSVILLE, TX 78521 weather forecast Day 2, 18 hours 7 PM 82° 91° Mostly Cloudy 51%
RAIN
***		 0% Thunder
( 43% severe)		 S   9 88% 78°
BROWNSVILLE, TX 78521 weather forecast Day 2, 21 hours 10 PM 81° 89° Mostly Cloudy SSE   8 91% 78°

BROWNSVILLE, TX extended weather forecast
Wednesday
17 JUN 2026		 Thursday
18 JUN 2026		 Friday
19 JUN 2026		 Saturday
20 JUN 2026		 Sunday
21 JUN 2026
Low 78° Low 82° Low 84° Low 83° Low 81°
High 94° High 98° High 96° High 95° High 93°
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
67% Rain		 Partly Cloudy
14% Rain		 Mostly Cloudy
27% Rain		 Mostly Cloudy
28% Rain		 Partly Cloudy
25% Rain
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