PORT LAVACA, TX 77979 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


CALHOUN CNTY ARPT, TX
Current Weather

8:35 AM CST JAN 1, 2026
Clear
50°F
Feels Like: 50°F
Dewpoint: 48°F
Rel. Hum.: 93%
Visibility: 7 miles
Wind: Calm
Pressure: 30.14 inches
Last 72 hours

Local Area Snow Depth

Texas Current Weather

Texas MOS Forecast Weather


Weather Map


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

PORT LAVACA, TX 77979
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy. Highs in the lower 70s. West winds around 5 mph, increasing to south this afternoon.
TONIGHT
Mostly cloudy. Patchy fog after midnight. Not as cool. Near steady temperature in the mid 60s. South winds 10 to 15 mph.
FRIDAY
Areas of fog in the morning. Sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.
FRIDAY NIGHT
Mostly clear. Lows around 60. Southwest winds 10 to 15 mph.
SATURDAY
Sunny. Less humid with highs in the upper 70s. Northwest winds 5 to 10 mph, becoming north in the afternoon.
SATURDAY NIGHT
Clear. Lows in the mid 50s.
SUNDAY
Sunny. Highs around 70.
SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s.
MONDAY
Partly cloudy. Highs in the mid 70s.
MONDAY NIGHT
Partly cloudy. Lows in the lower 60s.
TUESDAY
Partly cloudy. Highs in the mid 70s.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
WEDNESDAY
Partly cloudy. Highs in the mid 70s.

Visible Weather Satellite
PORT LAVACA, TX 77979
Infrared Weather Satellite
PORT LAVACA, TX 77979
NEXRAD Weather Radar
PORT LAVACA, TX 77979

CALHOUN CNTY ARPT, TX 3 hourly weather forecast

weather forecast created  6:00 PM CST 12/31/2025
Thursday
1 JAN 2026
PORT LAVACA, TX 77979 weather forecast Day 1, 0 hours 12 AM 50° 49° Clear 0%

0% Thunder
( 0% severe)
SSW   3 80% 44°
Low 45° PORT LAVACA, TX 77979 weather forecast Day 1, 3 hours 3 AM 48° 47° Clear WSW   3 89% 45°
High 75° PORT LAVACA, TX 77979 weather forecast Day 1, 6 hours 6 AM 46° 45° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   2 96% 45°

Partly Cloudy



PORT LAVACA, TX 77979 weather forecast Day 1, 9 hours 9 AM 56° 56° Partly Cloudy WSW   2 80% 50°
PORT LAVACA, TX 77979 weather forecast Day 1, 12 hours 12 PM 72° 72° Partly Cloudy 0%

0% Thunder
( 1% severe)
SSW   7 55% 55°
PORT LAVACA, TX 77979 weather forecast Day 1, 15 hours 3 PM 74° 74° Partly Cloudy S   12 57% 58°
PORT LAVACA, TX 77979 weather forecast Day 1, 18 hours 6 PM 66° 66° Partly Cloudy 2%

0% Thunder
( 0% severe)
S   9 87% 62°
PORT LAVACA, TX 77979 weather forecast Day 1, 21 hours 9 PM 65° 65° Mostly Cloudy S   9 97% 64°
Friday
2 JAN 2026
PORT LAVACA, TX 77979 weather forecast Day 2, 0 hours 12 AM 66° 66° Mostly Cloudy 2%

0% Thunder
( 1% severe)
SSW   10 97% 65°
Low 61° PORT LAVACA, TX 77979 weather forecast Day 2, 3 hours 3 AM 65° 65° Mostly Cloudy SSW   10 100% 65°
High 84° PORT LAVACA, TX 77979 weather forecast Day 2, 6 hours 6 AM 64° 63° Mostly Cloudy 0%

0% Thunder
( 1% severe)
SW   10 100% 64°

Decreasing Clouds



PORT LAVACA, TX 77979 weather forecast Day 2, 9 hours 9 AM 69° 69° Partly Cloudy SW   13 93% 67°
PORT LAVACA, TX 77979 weather forecast Day 2, 12 hours 12 PM 78° 80° Clear 0%

0% Thunder
( 0% severe)
SW   14 62% 64°
PORT LAVACA, TX 77979 weather forecast Day 2, 15 hours 3 PM 83° 83° Clear SW   15 46% 60°
PORT LAVACA, TX 77979 weather forecast Day 2, 18 hours 6 PM 73° 73° Clear 0%

0% Thunder
( 0% severe)
SSW   12 66% 61°
PORT LAVACA, TX 77979 weather forecast Day 2, 21 hours 9 PM 68° 68° Clear SSW   10 84% 63°

CALHOUN CNTY ARPT, TX extended weather forecast

Saturday
3 JAN 2026
Sunday
4 JAN 2026
Monday
5 JAN 2026
Tuesday
6 JAN 2026
Wednesday
7 JAN 2026
Low 60° Low 52° Low 54° Low 60° Low 62°
High 81° High 72° High 77° High 78° High 77°
PORT LAVACA, TX 77979 weather forecast Day 3 PORT LAVACA, TX 77979 weather forecast Day 4 PORT LAVACA, TX 77979 weather forecast Day 5 PORT LAVACA, TX 77979 weather forecast Day 6 PORT LAVACA, TX 77979 weather forecast Day 7
Clear
8% Rain
Clear
2% Rain
Partly Cloudy
4% Rain
Partly Cloudy
16% Rain
Mostly Cloudy
22% Rain
SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Port Lavaca, TX
Port Lavaca, TX snow
Port Lavaca, TX radar
TX map
-or-
-or-
-or-
 
77979
77979 snow
77979 radar
 
-or-
-or-
 
 
TX
TX snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions