❮
Today Tomorrow Hourly 7 days 30 days December
❯
Today | Weather | Sunday, December 14, 2025
Active Weather Warnings

Weather in Brownsville, Texas

07:16 AM
Now
Foggy Weather
72° F
Feels Like 72°
Precipitation 39 %
Wind 6 mph
Humidity 86 %
Today
Partly Sunny with Showers
Day 73°
Night 50°
Precipitation 64 %
Wind 15 mph
UV Index (0 - 11+) 2

Brownsville Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 14, 2024)
Stormy Weather

Day

77°

Night

70°

Wind

7 mph

Precipitation

40 %

Air Quality in Brownsville

NOW
17 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.18 µg/m³
PM10 5.64 µg/m³
O3 0.018 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.12 ppm
NH3 0.13 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 3.18 µg/m³
PM10 – 5.64 µg/m³
O3 – 35.89 µg/m³
NO2 – 1.07 µg/m³
SO2 – 0.09 µg/m³
CO – 134.85 µg/m³
NH3 – 0.13 µg/m³
NO – 0 µg/m³
View Hourly Air Quality Forecast

Weather Alerts and Warnings for Brownsville

Moderate Expected Likely

Dense Fog Advisory

Dense Fog Advisory issued December 14 at 5:46AM CST until December 14 at 8:00AM CST by NWS Brownsville TX
Dec 14, 5:46 AM → Dec 14, 8:00 AM
WHAT: Visibility one quarter mile or less in dense fog.

WHERE: A portion of Deep South Texas.

WHEN: Until 8 AM CST this morning.

IMPACTS: Low visibility could make driving conditions hazardous.
+ Read More
If driving, slow down, use low beam headlights or fog lamps, and leave plenty of distance ahead of you and between vehicles.
Updated: Dec 14, 6:02 AM Source: NWS Alert