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
5:15 PM CST NOV 20, 2025
Clear 79°F
Feels Like:	82°F
Dewpoint:	73°F
Rel. Hum.:	82%
Visibility:	10 miles
Wind:	SSE at 10 mph
Pressure:	29.91 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

REST OF TODAY
Mostly cloudy. Near steady temperature around 80. Southeast winds 15 to 20 mph.

TONIGHT
Partly cloudy. Lows in the lower 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph after midnight.

FRIDAY
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of rain 40 percent.

FRIDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows around 70. South winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 40 percent.

SATURDAY
A slight chance of thunderstorms in the morning. Partly cloudy with a chance of showers. Highs in the lower 80s. East winds 5 to 10 mph. Chance of rain 50 percent.

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

SUNDAY
Mostly cloudy. Highs around 80.

SUNDAY NIGHT
Mostly cloudy. Near steady temperature in the lower 70s.

MONDAY
Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Temperature falling into the upper 70s in the afternoon. Chance of rain 50 percent.

MONDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Lows in the lower 60s. Chance of rain 50 percent.

TUESDAY
Partly cloudy in the morning, then becoming sunny. Highs around 80.

TUESDAY NIGHT
Partly cloudy. Lows in the upper 50s.

WEDNESDAY
A chance of showers in the morning. Mostly cloudy. Highs in the lower 70s. Chance of rain 30 percent.

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 AM CST 11/20/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
20 NOV 2025

12 PM

85°

90°

Partly Cloudy

6%

0% Thunder
( 5% severe)

SSE 16

63%

71°

High 86°

3 PM

84°

90°

Mostly Cloudy

SSE 17

67%

72°

Mostly Cloudy

6 PM

76°

76°

Mostly Cloudy

7%

0% Thunder
( 11% severe)

SSE 12

90%

73°

9 PM

75°

75°

Partly Cloudy

SE 10

94%

73°

Friday
21 NOV 2025

12 AM

74°

74°

Partly Cloudy

9%

0% Thunder
( 14% severe)

SSE 9

97%

73°

Low 71°

3 AM

73°

73°

Partly Cloudy

SSE 8

100%

73°

High 88°

6 AM

73°

73°

Partly Cloudy

19%
RAIN
<.01 in

0% Thunder
( 15% severe)

S 7

100%

73°

Partly Cloudy

Chance of Rain

9 AM

81°

88°

Partly Cloudy

S 10

88%

77°

12 PM

87°

95°

Mostly Cloudy

30%
RAIN
>2 in

0% Thunder
( 16% severe)

SSW 12

65%

74°

3 PM

86°

94°

Partly Cloudy

S 12

68%

74°

6 PM

78°

81°

Partly Cloudy

21%
RAIN
.01–.1 in

0% Thunder
( 8% severe)

S 6

91%

75°

9 PM

75°

75°

Partly Cloudy

SSE 3

100%

75°

Saturday
22 NOV 2025

12 AM

74°

74°

Partly Cloudy

36%
RAIN
1–2 in

0% Thunder
( 16% severe)

SSE 3

100%

74°

Low 69°

3 AM

72°

72°

Mostly Cloudy

SSE 2

100%

72°

High 85°

6 AM

71°

71°

Mostly Cloudy

42%
RAIN
***

0% Thunder
( 14% severe)

E 3

100%

71°

Mostly Cloudy

Chance of Rain

9 AM

77°

78°

Mostly Cloudy

E 6

94%

75°

12 PM

82°

86°

Partly Cloudy

33%
RAIN
>2 in

0% Thunder
( 8% severe)

E 8

69%

71°

3 PM

83°

87°

Partly Cloudy

ESE 9

65%

70°

6 PM

75°

75°

Partly Cloudy

ESE 7

84%

70°


CALHOUN CNTY ARPT, TX extended weather forecast
Sunday 23 NOV 2025	Monday 24 NOV 2025	Tuesday 25 NOV 2025	Wednesday 26 NOV 2025	Thursday 27 NOV 2025
Low 70°	Low 71°	Low 63°	Low 62°	Low 59°
High 84°	High 84°	High 82°	High 80°	High 71°

Mostly Cloudy 21% Rain	Overcast 63% Rain	Partly Cloudy 48% Rain	Partly Cloudy 48% Rain	Partly Cloudy 29% Rain

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