PORT LAVACA, TX 77979 Weather Forecast & Current Conditions

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CALHOUN CNTY ARPT, TX
Current Weather

7:35 PM CST FEB 25, 2026
Clear
70°F
Feels Like: 70°F
Dewpoint: 66°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: S at 22 mph, gusts to 29
Pressure: 29.69 inches
Last 72 hours

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PORT LAVACA, TX 77979
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening, then becoming partly cloudy. Lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph.
THURSDAY
Partly cloudy. Highs in the upper 70s. South winds 10 to 15 mph with gusts up to 25 mph.
THURSDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph, becoming northeast after midnight.
FRIDAY
Mostly cloudy in the morning, then clearing. Highs in the upper 70s. East winds 5 to 10 mph.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph, becoming east after midnight.
SATURDAY
Partly cloudy in the morning, then clearing. Highs in the upper 70s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.
SUNDAY
Partly cloudy. Highs in the upper 70s.
SUNDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 60s.
MONDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
TUESDAY
Mostly cloudy in the morning, then clearing. Highs in the mid 70s.
TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.

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 AM CST  2/25/2026
Wednesday
25 FEB 2026
PORT LAVACA, TX 77979 weather forecast Day 1, 12 hours 12 PM 78° 80° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   23 60% 63°
High 79° PORT LAVACA, TX 77979 weather forecast Day 1, 15 hours 3 PM 78° 80° Partly Cloudy S   23 60% 63°
Partly Cloudy




Windy
PORT LAVACA, TX 77979 weather forecast Day 1, 18 hours 6 PM 72° 72° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   20 76% 64°
PORT LAVACA, TX 77979 weather forecast Day 1, 21 hours 9 PM 68° 68° Partly Cloudy S   17 87% 64°
Thursday
26 FEB 2026
PORT LAVACA, TX 77979 weather forecast Day 2, 0 hours 12 AM 67° 67° Partly Cloudy 1%

0% Thunder
( 1% severe)
S   16 93% 65°
Low 63° PORT LAVACA, TX 77979 weather forecast Day 2, 3 hours 3 AM 66° 66° Partly Cloudy SSW   16 97% 65°
High 82° PORT LAVACA, TX 77979 weather forecast Day 2, 6 hours 6 AM 66° 66° Partly Cloudy 1%

0% Thunder
( 1% severe)
SSW   13 97% 65°

Partly Cloudy



PORT LAVACA, TX 77979 weather forecast Day 2, 9 hours 9 AM 72° 72° Mostly Cloudy SSW   16 87% 68°
PORT LAVACA, TX 77979 weather forecast Day 2, 12 hours 12 PM 80° 82° Partly Cloudy 1%

0% Thunder
( 0% severe)
S   15 62% 66°
PORT LAVACA, TX 77979 weather forecast Day 2, 15 hours 3 PM 81° 83° Partly Cloudy S   14 60% 66°
PORT LAVACA, TX 77979 weather forecast Day 2, 18 hours 6 PM 74° 74° Partly Cloudy 0%

0% Thunder
( 1% severe)
SSE   12 79% 67°
PORT LAVACA, TX 77979 weather forecast Day 2, 21 hours 9 PM 68° 68° Partly Cloudy SE   6 93% 66°
Friday
27 FEB 2026
PORT LAVACA, TX 77979 weather forecast Day 3, 0 hours 12 AM 66° 66° Partly Cloudy 0%

0% Thunder
( 2% severe)
NE   3 97% 65°
Low 62° PORT LAVACA, TX 77979 weather forecast Day 3, 3 hours 3 AM 65° 65° Mostly Cloudy NE   6 97% 64°
High 81° PORT LAVACA, TX 77979 weather forecast Day 3, 6 hours 6 AM 64° 64° Mostly Cloudy 0%

0% Thunder
( 2% severe)
NE   7 97% 63°

Mostly Cloudy



PORT LAVACA, TX 77979 weather forecast Day 3, 9 hours 9 AM 70° 70° Mostly Cloudy NE   9 87% 66°
PORT LAVACA, TX 77979 weather forecast Day 3, 15 hours 12 PM 78° 80° Partly Cloudy 0%

0% Thunder
( 1% severe)
E   10 64% 65°
PORT LAVACA, TX 77979 weather forecast Day 3, 18 hours 3 PM 80° 81° Partly Cloudy ESE   12 56% 63°
PORT LAVACA, TX 77979 weather forecast Day 3, 21 hours 6 PM 73° 73° Partly Cloudy     SE   10 73% 64°

CALHOUN CNTY ARPT, TX extended weather forecast

Saturday
28 FEB 2026
Sunday
1 MAR 2026
Monday
2 MAR 2026
Tuesday
3 MAR 2026
Wednesday
4 MAR 2026
Low 62° Low 64° Low 64° Low 65° Low 67°
High 82° High 81° High 83° High 81° High 82°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
5% Rain
Partly Cloudy
4% Rain
Partly Cloudy
7% Rain
Partly Cloudy
15% Rain
Overcast
28% Rain
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