PORT LAVACA, TX 77979 Weather Forecast & Current Conditions

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77979 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
CALHOUN CNTY ARPT, TX Current Weather
3:35 AM CDT APR 4, 2026
Broken Clouds 73°F
Feels Like:	73°F
Dewpoint:	73°F
Rel. Hum.:	100%
Visibility:	10 miles
Wind:	SSE at 13 mph
Pressure:	29.95 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

77979 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	PORT LAVACA, TX 77979 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms this afternoon. Highs in the lower 80s. Southeast winds 10 to 15 mph. Chance of rain 40 percent.

TONIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Cooler with lows in the lower 60s. Northeast winds 5 to 10 mph, increasing to north 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain 50 percent.

SUNDAY
A chance of showers with a slight chance of thunderstorms in the morning, then showers likely in the afternoon. Cooler with highs in the upper 60s. North winds 15 to 20 mph. Chance of rain 60 percent.

SUNDAY NIGHT
Cloudy with a 50 percent chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph.

MONDAY
Mostly cloudy. A slight chance of showers in the morning. Highs in the lower 70s. Northeast winds 10 to 15 mph. Chance of rain 20 percent.

MONDAY NIGHT
Mostly cloudy. Lows in the upper 50s.

TUESDAY
Mostly cloudy. Highs in the lower 70s.

TUESDAY NIGHT
Mostly cloudy. Lows in the lower 60s.

WEDNESDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s.

WEDNESDAY NIGHT
Mostly cloudy. Lows in the mid 60s.

THURSDAY
Mostly cloudy. Highs in the upper 70s.

THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s.

FRIDAY
Mostly cloudy. Highs in the upper 70s.

77979 WEATHER SATELLITE LOOPS

Visible Weather Satellite
PORT LAVACA, TX 77979

Infrared Weather Satellite
PORT LAVACA, TX 77979

77979 WEATHER RADAR LOOP

NEXRAD Weather Radar
PORT LAVACA, TX 77979

MOS COMPUTER WEATHER FORECAST

CALHOUN CNTY ARPT, TX 3 hourly weather forecast

weather forecast created 6:00 PM CST 4/ 3/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
4 APR 2026

12 AM

74°

74°

Mostly Cloudy

7%

0% Thunder
( 6% severe)

SSE 14

90%

71°

Low 71°

3 AM

73°

73°

Mostly Cloudy

SSE 12

90%

70°

High 83°

6 AM

72°

72°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 6% severe)

SSE 10

93%

70°

Mostly Cloudy

Chance of Rain

9 AM

77°

78°

Mostly Cloudy

SSE 13

85%

72°

12 PM

80°

83°

Mostly Cloudy

44%
RAIN
.25–.5 in

0% Thunder
( 24% severe)

SSE 14

72%

70°

3 PM

81°

84°

Mostly Cloudy

SE 13

69%

70°

6 PM

75°

75°

Mostly Cloudy

52%
RAIN
.5–1 in

0% Thunder
( 15% severe)

ENE 10

82%

69°

9 PM

69°

69°

Mostly Cloudy

NNE 10

90%

66°

Sunday
5 APR 2026

12 AM

65°

65°

Mostly Cloudy

42%
RAIN
.5–1 in

0% Thunder
( 15% severe)

N 12

90%

62°

Low 59°

3 AM

63°

61°

Mostly Cloudy

N 15

87%

59°

High 71°

6 AM

61°

58°

Mostly Cloudy

38%
RAIN
>2 in

0% Thunder
( 11% severe)

NNE 17

87%

57°

Mostly Cloudy

Chance of Rain

Breezy

9 AM

64°

62°

Mostly Cloudy

NNE 20

81%

58°

12 PM

66°

66°

Mostly Cloudy

41%
RAIN
***

0% Thunder
( 7% severe)

NNE 17

75%

58°

3 PM

68°

68°

Mostly Cloudy

NNE 16

68%

57°

6 PM

65°

65°

Overcast

31%
RAIN
***

0% Thunder
( 3% severe)

NNE 14

73%

56°

9 PM

63°

62°

Mostly Cloudy

NNE 12

75%

55°


CALHOUN CNTY ARPT, TX extended weather forecast
Monday 6 APR 2026	Tuesday 7 APR 2026	Wednesday 8 APR 2026	Thursday 9 APR 2026	Friday 10 APR 2026
Low 57°	Low 57°	Low 60°	Low 67°	Low 68°
High 75°	High 74°	High 77°	High 81°	High 82°

Overcast 40% Rain	Overcast 39% Rain	Overcast 62% Rain	Overcast 47% Rain	Overcast 37% Rain

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