Current Weather Forecast for Mermentau

LA 70556  |   11:48pm

Weather Conditions

79°

Feels Like 84°

Fair

77° 94°

0

UV Index

Good

Air Quality

SSW 2 mph

Wind

0 in

rain

Tonight

Sun 8/2

72°

Lowest Temperature

4%

Mostly clear. Low 72F. Winds light and variable.

Tomorrow

Mon 8/3

96°

Highest Temperature

8%

Plentiful sunshine. High 96F. Winds light and variable.

Tomorrow night

Mon 8/3

74°

Lowest Temperature

8%

Mostly clear skies. Low 74F. Winds light and variable.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Mermentau

Hourly Weather Forecast & Temperature

12AM

2%

79°

Feels Like 84°

Mostly Clear

E 1 mph

Wind

1011 mb

Pressure

80%

Humidity

0

UV Index

10mi

Visibility

24%

Cloud Cover

1AM

2%

78°

Feels Like 78°

Clear

ESE 1 mph

Wind

1011 mb

Pressure

81%

Humidity

0

UV Index

10mi

Visibility

19%

Cloud Cover

2AM

2%

77°

Feels Like 77°

Clear

E 1 mph

Wind

1011 mb

Pressure

83%

Humidity

0

UV Index

10mi

Visibility

15%

Cloud Cover

3AM

2%

75°

Feels Like 75°

Clear

N 0 mph

Wind

1011 mb

Pressure

83%

Humidity

0

UV Index

10mi

Visibility

3%

Cloud Cover

4AM

2%

74°

Feels Like 74°

Clear

N 0 mph

Wind

1011 mb

Pressure

86%

Humidity

0

UV Index

10mi

Visibility

4%

Cloud Cover

5AM

2%

74°

Feels Like 74°

Clear

N 0 mph

Wind

1011 mb

Pressure

89%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

6AM

4%

73°

Feels Like 73°

Clear

N 0 mph

Wind

1011 mb

Pressure

89%

Humidity

0

UV Index

9mi

Visibility

11%

Cloud Cover

7AM

9%

73°

Feels Like 76°

Sunny

NE 0 mph

Wind

1012 mb

Pressure

88%

Humidity

0

UV Index

7mi

Visibility

10%

Cloud Cover

8AM

5%

76°

Feels Like 81°

Sunny

NNE 2 mph

Wind

1012 mb

Pressure

84%

Humidity

1

UV Index

10mi

Visibility

11%

Cloud Cover

9AM

3%

81°

Feels Like 87°

Sunny

N 3 mph

Wind

1012 mb

Pressure

74%

Humidity

2

UV Index

10mi

Visibility

8%

Cloud Cover

10AM

2%

85°

Feels Like 91°

Sunny

N 4 mph

Wind

1013 mb

Pressure

64%

Humidity

5

UV Index

10mi

Visibility

4%

Cloud Cover

11AM

2%

87°

Feels Like 93°

Sunny

NNW 4 mph

Wind

1013 mb

Pressure

57%

Humidity

8

UV Index

10mi

Visibility

8%

Cloud Cover

Sun 8/2

Sun

4%

77°

94°

A few clouds. Lows overnight in the low 70s.

84°

Feels Like

NE 1 mph

Wind

83%

Humidity

0

UV Index

6:30 AM

Sunrise

8:03 PM

Sunset

Mon 8/3

Mon

8%

72°

96°

More sun than clouds. Highs in the mid 90s and lows in the mid 70s.

100°

Feels Like

N 5 mph

Wind

57%

Humidity

11

UV Index

6:30 AM

Sunrise

8:02 PM

Sunset

Tue 8/4

Tue

10%

74°

95°

More sun than clouds. Highs in the mid 90s and lows in the mid 70s.

100°

Feels Like

NW 5 mph

Wind

60%

Humidity

11

UV Index

6:31 AM

Sunrise

8:01 PM

Sunset

Wed 8/5

Wed

36%

74°

93°

Showers possible in the afternoon. Highs in the low 90s and lows in the mid 70s.

100°

Feels Like

WSW 6 mph

Wind

64%

Humidity

11

UV Index

6:31 AM

Sunrise

8:00 PM

Sunset

Thu 8/6

Thu

71%

75°

92°

Thunderstorms. Highs in the low 90s and lows in the mid 70s.

100°

Feels Like

S 7 mph

Wind

67%

Humidity

11

UV Index

6:32 AM

Sunrise

7:59 PM

Sunset

Fri 8/7

Fri

39%

74°

93°

Afternoon thunderstorms. Highs in the low 90s and lows in the mid 70s.

101°

Feels Like

ESE 6 mph

Wind

66%

Humidity

11

UV Index

6:33 AM

Sunrise

7:59 PM

Sunset

Sat 8/8

Sat

38%

74°

92°

Afternoon thunderstorms. Highs in the low 90s and lows in the mid 70s.

100°

Feels Like

ESE 6 mph

Wind

67%

Humidity

11

UV Index

6:33 AM

Sunrise

7:58 PM

Sunset

Sun 8/9

Sun

69%

75°

92°

Thunderstorms. Highs in the low 90s and lows in the mid 70s.

100°

Feels Like

SE 7 mph

Wind

70%

Humidity

11

UV Index

6:34 AM

Sunrise

7:57 PM

Sunset

Plans up in the air? We'll help you weather-proof them. Get the FREE FOX Weather app.

Download the App

Looking for homes in this area?

• 402 Fruge St, Mermentau, LA 70556

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from Louisiana

The top 10 worst states for battling mosquitos thanks to heat and humidity

Outside ranked the 10 worst states for mosquitoes in 2026. Here's where the biting pests thrive most, and the climate and landscapes that help fuel their populations.

Bryan Norcross: The Atlantic goes quiet after Bertha fades away

The remnants of former Tropical Storm Bertha have moved into northern Mexico. It's now a weak disturbance over the mountains.

Battered and bruised Bertha weakens as all storm watches and warnings are discontinued

Tropical Storm Bertha is back in the northern Gulf and racing toward Texas, where it is expected to make a second landfall Thursday afternoon after striking southeast Louisiana on Wednesday.

Bryan Norcross: Disorganized Bertha charging toward Texas on its last day

Bertha is stretched out and ugly, but the National Hurricane Center is still classifying it as a tropical storm.

Load More Stories