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
9:15 PM CDT JUN 30, 2025
Clear 79°F
Feels Like:	83°F
Dewpoint:	77°F
Rel. Hum.:	94%
Visibility:	10 miles
Wind:	Calm
Pressure:	30.01 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Regional Weather Maps

(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

TONIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms this evening, then partly cloudy with a slight chance of showers after midnight. Hazy. Lows in the upper 70s. South winds 10 to 15 mph, becoming southeast 5 to 10 mph after midnight. Chance of rain 40 percent.

TUESDAY
Partly cloudy with a slight chance of showers and thunderstorms. Hazy. Highs around 90. East winds 5 to 10 mph, increasing to southeast 10 to 15 mph in the afternoon. Chance of rain 20 percent.

TUESDAY NIGHT
Mostly cloudy. Hazy. Lows in the upper 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph after midnight.

WEDNESDAY
Mostly cloudy. A slight chance of showers and thunderstorms in the morning. Hazy. Highs around 90. Southeast winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of rain 20 percent.

WEDNESDAY NIGHT
Mostly cloudy. Hazy. Lows around 80. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph after midnight.

THURSDAY
Mostly cloudy. Highs around 90.

THURSDAY NIGHT
Mostly cloudy. Lows in the lower 80s.

INDEPENDENCE DAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs around 90.

FRIDAY NIGHT
Partly cloudy. Lows around 80.

SATURDAY
Partly cloudy. Highs in the lower 90s.

SATURDAY NIGHT
Partly cloudy. Lows around 80.

SUNDAY
Sunny. Highs in the lower 90s.

SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows 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 7:00 AM CDT 6/30/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
30 JUN 2025

1 PM

90°

103°

Partly Cloudy

32%
RAIN
1–2 in

0% Thunder
( 26% severe)

SE 12

66%

77°

High 91°

4 PM

89°

102°

Mostly Cloudy

SSE 12

68%

77°

Mostly Cloudy

Chance of Rain

7 PM

86°

96°

Partly Cloudy

8%

0% Thunder
( 6% severe)

S 9

72%

76°

10 PM

80°

85°

Mostly Cloudy

SSE 5

88%

76°

Tuesday
1 JUL 2025

1 AM

79°

83°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 10% severe)

SSE 3

91%

76°

Low 76°

4 AM

77°

78°

Partly Cloudy

ENE 2

97%

76°

High 93°

7 AM

78°

81°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 18% severe)

NE 3

97%

77°

Mostly Cloudy

10 AM

87°

101°

Partly Cloudy

E 6

77%

79°

1 PM

91°

106°

Partly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 19% severe)

SE 10

66%

78°

4 PM

91°

105°

Mostly Cloudy

SE 12

64%

77°

7 PM

87°

99°

Partly Cloudy

6%

0% Thunder
( 3% severe)

SSE 9

72%

77°

10 PM

81°

89°

Mostly Cloudy

SSE 6

91%

78°

Wednesday
2 JUL 2025

1 AM

80°

86°

Mostly Cloudy

7%

0% Thunder
( 8% severe)

SSE 3

94%

78°

Low 77°

4 AM

79°

84°

Mostly Cloudy

S 2

97%

78°

High 94°

7 AM

79°

84°

Mostly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 16% severe)

SSE 2

97%

78°

Mostly Cloudy

10 AM

88°

103°

Mostly Cloudy

SSE 5

75%

79°

1 PM

91°

106°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 18% severe)

SSE 9

66%

78°

4 PM

91°

105°

Mostly Cloudy

SSE 12

64%

77°

7 PM

87°

99°

Mostly Cloudy

SSE 10

72%

77°


CALHOUN CNTY ARPT, TX extended weather forecast
Thursday 3 JUL 2025	Friday 4 JUL 2025	Saturday 5 JUL 2025	Sunday 6 JUL 2025	Monday 7 JUL 2025
Low 79°	Low 78°	Low 77°	Low 78°	Low 79°
High 92°	High 95°	High 95°	High 95°	High 94°

Overcast 33% Rain	Partly Cloudy 26% Rain	Clear 18% Rain	Partly Cloudy 19% Rain	Partly Cloudy 30% Rain

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