Current Weather Forecast for Port Lavaca

TX 77979  |   6:18pm

Weather Conditions

51°

Feels Like 49°

Clear

41° 59°

0

UV Index

Good

Air Quality

N 7 mph

Wind

0 in

rain

Tonight

Tue 12/30

37°

Lowest Temperature

2%

A clear sky. Low 37F. Winds N at 5 to 10 mph.

Tomorrow

Wed 12/31

66°

Highest Temperature

2%

Abundant sunshine. High 66F. Winds WSW at 5 to 10 mph.

Tomorrow night

Wed 12/31

47°

Lowest Temperature

6%

Generally fair. Low 47F. Winds SSW at 5 to 10 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Port Lavaca

Hourly Weather Forecast & Temperature

7PM

50°

Feels Like 47°

Clear

N 6 mph

Wind

1029 mb

Pressure

41%

Humidity

0

UV Index

10mi

Visibility

0%

Cloud Cover

8PM

48°

Feels Like 45°

Clear

N 5 mph

Wind

1029 mb

Pressure

47%

Humidity

0

UV Index

10mi

Visibility

1%

Cloud Cover

9PM

46°

Feels Like 44°

Clear

N 4 mph

Wind

1029 mb

Pressure

51%

Humidity

0

UV Index

10mi

Visibility

4%

Cloud Cover

10PM

1%

44°

Feels Like 43°

Clear

N 3 mph

Wind

1029 mb

Pressure

56%

Humidity

0

UV Index

10mi

Visibility

3%

Cloud Cover

11PM

1%

43°

Feels Like 42°

Clear

N 3 mph

Wind

1029 mb

Pressure

61%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

12AM

1%

42°

Feels Like 40°

Clear

N 4 mph

Wind

1029 mb

Pressure

63%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

1AM

1%

41°

Feels Like 39°

Clear

N 4 mph

Wind

1028 mb

Pressure

65%

Humidity

0

UV Index

10mi

Visibility

9%

Cloud Cover

2AM

1%

40°

Feels Like 40°

Clear

N 3 mph

Wind

1028 mb

Pressure

68%

Humidity

0

UV Index

10mi

Visibility

17%

Cloud Cover

3AM

2%

40°

Feels Like 40°

Clear

N 3 mph

Wind

1028 mb

Pressure

71%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

4AM

2%

39°

Feels Like 37°

Clear

N 3 mph

Wind

1028 mb

Pressure

74%

Humidity

0

UV Index

10mi

Visibility

12%

Cloud Cover

5AM

2%

38°

Feels Like 38°

Clear

N 3 mph

Wind

1028 mb

Pressure

75%

Humidity

0

UV Index

10mi

Visibility

6%

Cloud Cover

6AM

2%

38°

Feels Like 36°

Clear

N 3 mph

Wind

1027 mb

Pressure

76%

Humidity

0

UV Index

10mi

Visibility

11%

Cloud Cover

Tue 12/30

Tue

2%

41°

59°

Clear. Lows overnight in the upper 30s.

36°

Feels Like

N 6 mph

Wind

60%

Humidity

0

UV Index

7:19 AM

Sunrise

5:40 PM

Sunset

Wed 12/31

Wed

2%

37°

66°

Sunny. Highs in the mid 60s and lows in the upper 40s.

66°

Feels Like

WSW 8 mph

Wind

40%

Humidity

4

UV Index

7:19 AM

Sunrise

5:40 PM

Sunset

Thu 1/1

Thu

7%

47°

75°

Partly cloudy. Highs in the mid 70s and lows in the low 60s.

75°

Feels Like

SSW 14 mph

Wind

75%

Humidity

4

UV Index

7:19 AM

Sunrise

5:41 PM

Sunset

Fri 1/2

Fri

8%

62°

81°

Sunny. Highs in the low 80s and lows in the upper 50s.

82°

Feels Like

SW 15 mph

Wind

71%

Humidity

4

UV Index

7:19 AM

Sunrise

5:42 PM

Sunset

Sat 1/3

Sat

3%

56°

78°

Abundant sunshine. Highs in the upper 70s and lows in the low 50s.

78°

Feels Like

N 10 mph

Wind

51%

Humidity

4

UV Index

7:20 AM

Sunrise

5:42 PM

Sunset

Sun 1/4

Sun

5%

52°

73°

Abundant sunshine. Highs in the low 70s and lows in the low 60s.

73°

Feels Like

ESE 11 mph

Wind

73%

Humidity

4

UV Index

7:20 AM

Sunrise

5:43 PM

Sunset

Mon 1/5

Mon

8%

60°

78°

Times of sun and clouds. Highs in the upper 70s and lows in the mid 60s.

78°

Feels Like

SSE 12 mph

Wind

76%

Humidity

4

UV Index

7:20 AM

Sunrise

5:44 PM

Sunset

Tue 1/6

Tue

8%

64°

78°

Partly cloudy. Highs in the upper 70s and lows in the low 60s.

80°

Feels Like

S 12 mph

Wind

79%

Humidity

4

UV Index

7:20 AM

Sunrise

5:45 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Latest Stories from Texas

Year in review: Shocking satellite images of extreme weather seen from space

As 2025 comes to an end, it’s time to look back at a year that was defined by nature’s extremes. Here are five of the most significant weather events of 2025 that satellites were able to capture in action.

Six killed in Galveston, Texas plane crash amid foggy conditions

Five people were killed after a plane crashed near the causeway in Galveston County, Texas on Monday as foggy conditions affected the area.

Christmas weather outlook: Millions to see 'nice' forecast with a touch of 'naughty' across nation

Naughty or nice, how will the weather be in your region on Christmas Day?

Colorado fire weather threat deemed 'Particularly Dangerous Situation' by National Weather Service

The National Weather Service (NWS) issued a rare 'Particularly Dangerous Situation' Fire Weather Warning for some areas along the Front Range of the Rocky Mountains Friday.

Load More Stories