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Current weather in Bayou Vista is clear sky.

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Weather data for Bayou Vista is updated regularly with the latest available observations and forecasts.

Now · 10:04 PM

Bayou Vista Weather & Hourly Forecast

United States · Louisiana · 70380

79°F

Clear night

Feels like: 88°F

💧 Humidity 95% 🌡 Pressure 30.03 inHg 💨 Wind 3 mph 👁 Visibility 13.0 mi ☁ Clouds 2% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Bayou Vista

Today

11:00 PM

Clear night

78° 💧 None 💨 2 mph H 96%30.03 inHg

Tomorrow

2:00 AM

Clear night

77° 💧 None 💨 0 mph H 95%30.03 inHg

5:00 AM

Fog at night

76° 💧 None 💨 1 mph H 100%30.06 inHg

8:00 AM

Fog

79° 💧 0.000 in 💨 3 mph H 95%30.09 inHg

11:00 AM

Sunny

87° 💧 0.000 in 💨 4 mph H 69%30.09 inHg

2:00 PM

Mostly sunny

92° 💧 0.007 in 💨 3 mph H 52%30.06 inHg

5:00 PM

Light rain

91° 💧 0.011 in 💨 2 mph H 55%30.03 inHg

8:00 PM

Mostly clear night

83° 💧 0.003 in 💨 2 mph H 80%30.06 inHg

11:00 PM

Clear night

81° 💧 None 💨 2 mph H 90%30.09 inHg

Wednesday

2:00 AM

Mostly clear night

79° 💧 None 💨 1 mph H 96%30.09 inHg

5:00 AM

Mostly clear night

78° 💧 None 💨 3 mph H 97%30.09 inHg

8:00 AM

Sunny

80° 💧 0.002 in 💨 6 mph H 93%30.12 inHg

11:00 AM

Mostly sunny

88° 💧 0.041 in 💨 10 mph H 67%30.18 inHg

2:00 PM

Light rain

88° 💧 0.108 in 💨 7 mph H 75%30.15 inHg

5:00 PM

Light rain

82° 💧 0.007 in 💨 6 mph H 87%30.09 inHg

8:00 PM

Overcast night

81° 💧 0.000 in 💨 6 mph H 89%30.12 inHg

Today

11:00 PM

Clear night

78° 💧 None 💨 2 mph H 96%30.03 inHg

Tomorrow

12:00 AM

Clear night

78° 💧 None 💨 2 mph H 96%30.03 inHg

1:00 AM

Clear night

78° 💧 None 💨 2 mph H 94%30.03 inHg

2:00 AM

Clear night

77° 💧 None 💨 0 mph H 95%30.03 inHg

3:00 AM

Fog at night

76° 💧 None 💨 0 mph H 98%30.03 inHg

4:00 AM

Fog at night

76° 💧 None 💨 0 mph H 99%30.06 inHg

5:00 AM

Fog at night

76° 💧 None 💨 1 mph H 100%30.06 inHg

6:00 AM

Fog at night

76° 💧 None 💨 1 mph H 100%30.06 inHg

7:00 AM

Fog

77° 💧 None 💨 2 mph H 100%30.09 inHg

8:00 AM

Fog

79° 💧 None 💨 3 mph H 95%30.09 inHg

9:00 AM

Fog

82° 💧 None 💨 3 mph H 91%30.12 inHg

10:00 AM

Mostly sunny

85° 💧 0.000 in 💨 4 mph H 80%30.09 inHg

11:00 AM

Sunny

87° 💧 0.000 in 💨 4 mph H 69%30.09 inHg

12:00 PM

Sunny

90° 💧 0.000 in 💨 3 mph H 60%30.09 inHg

1:00 PM

Sunny

91° 💧 0.000 in 💨 2 mph H 55%30.09 inHg

2:00 PM

Mostly sunny

92° 💧 0.001 in 💨 3 mph H 52%30.06 inHg

3:00 PM

Light rain

93° 💧 0.004 in 💨 3 mph H 51%30.06 inHg

4:00 PM

Mostly sunny

92° 💧 0.001 in 💨 2 mph H 53%30.03 inHg

5:00 PM

Light rain

91° 💧 0.004 in 💨 2 mph H 55%30.03 inHg

6:00 PM

Light rain

88° 💧 0.005 in 💨 4 mph H 66%30.03 inHg

7:00 PM

Partly cloudy

85° 💧 0.001 in 💨 4 mph H 75%30.03 inHg

8:00 PM

Mostly clear night

83° 💧 0.003 in 💨 2 mph H 80%30.06 inHg

9:00 PM

Clear night

83° 💧 None 💨 1 mph H 82%30.06 inHg

10:00 PM

Clear night

82° 💧 None 💨 3 mph H 86%30.09 inHg

11:00 PM

Clear night

81° 💧 None 💨 2 mph H 90%30.09 inHg

Wednesday

12:00 AM

Clear night

81° 💧 None 💨 1 mph H 92%30.09 inHg

1:00 AM

Clear night

80° 💧 None 💨 0 mph H 93%30.09 inHg

2:00 AM

Mostly clear night

79° 💧 None 💨 1 mph H 96%30.09 inHg

3:00 AM

Partly cloudy night

79° 💧 None 💨 3 mph H 97%30.09 inHg

4:00 AM

Mostly clear night

78° 💧 None 💨 3 mph H 98%30.09 inHg

5:00 AM

Mostly clear night

78° 💧 None 💨 3 mph H 97%30.09 inHg

6:00 AM

Mostly clear night

78° 💧 None 💨 4 mph H 98%30.12 inHg

7:00 AM

Mostly sunny

78° 💧 None 💨 5 mph H 98%30.12 inHg

8:00 AM

Sunny

80° 💧 None 💨 6 mph H 93%30.12 inHg

9:00 AM

Sunny

83° 💧 None 💨 7 mph H 83%30.15 inHg

10:00 AM

Mostly sunny

86° 💧 0.002 in 💨 10 mph H 74%30.15 inHg

11:00 AM

Mostly sunny

88° 💧 0.003 in 💨 10 mph H 67%30.18 inHg

12:00 PM

Light rain

90° 💧 0.004 in 💨 11 mph H 64%30.15 inHg

1:00 PM

Light rain

86° 💧 0.034 in 💨 11 mph H 73%30.15 inHg

2:00 PM

Light rain

88° 💧 0.047 in 💨 7 mph H 75%30.15 inHg

3:00 PM

Light thunderstorms

85° 💧 0.034 in 💨 7 mph H 78%30.15 inHg

4:00 PM

Light rain

82° 💧 0.027 in 💨 7 mph H 85%30.12 inHg

5:00 PM

Light rain

82° 💧 0.004 in 💨 6 mph H 87%30.09 inHg

6:00 PM

Overcast

83° 💧 0.002 in 💨 7 mph H 84%30.09 inHg

7:00 PM

Overcast

82° 💧 0.000 in 💨 6 mph H 88%30.09 inHg

8:00 PM

Overcast night

81° 💧 0.000 in 💨 6 mph H 89%30.12 inHg

9:00 PM

Mostly cloudy night

81° 💧 None 💨 6 mph H 88%30.12 inHg

10:00 PM

Partly cloudy night

81° 💧 None 💨 7 mph H 88%30.15 inHg

11:00 PM

Partly cloudy night

80° 💧 None 💨 6 mph H 88%30.15 inHg

Thursday

12:00 AM

Partly cloudy night

80° 💧 None 💨 6 mph H 90%30.15 inHg

1:00 AM

Partly cloudy night

80° 💧 None 💨 7 mph H 91%30.15 inHg

2:00 AM

Mostly cloudy night

80° 💧 None 💨 6 mph H 92%30.12 inHg

3:00 AM

Mostly clear night

79° 💧 None 💨 4 mph H 93%30.12 inHg

4:00 AM

Clear night

78° 💧 None 💨 5 mph H 94%30.12 inHg

5:00 AM

Clear night

78° 💧 None 💨 5 mph H 93%30.12 inHg

6:00 AM

Clear night

78° 💧 None 💨 6 mph H 93%30.12 inHg

7:00 AM

Sunny

77° 💧 None 💨 5 mph H 93%30.12 inHg

4:00 PM

Sunny

88° 💧 None 💨 12 mph H 47%30.09 inHg

7:00 PM

Sunny

82° 💧 None 💨 5 mph H 66%30.09 inHg

10:00 PM

Clear night

78° 💧 None 💨 4 mph H 82%30.15 inHg

Friday

1:00 AM

Clear night

77° 💧 None 💨 5 mph H 83%30.12 inHg

4:00 AM

Clear night

76° 💧 None 💨 6 mph H 85%30.06 inHg

7:00 AM

Sunny

75° 💧 None 💨 5 mph H 90%30.09 inHg

10:00 AM

Sunny

84° 💧 None 💨 6 mph H 66%30.12 inHg

1:00 PM

Sunny

90° 💧 None 💨 5 mph H 49%30.09 inHg

4:00 PM

Sunny

91° 💧 None 💨 5 mph H 44%30.03 inHg

7:00 PM

Sunny

83° 💧 None 💨 2 mph H 72%30.00 inHg

10:00 PM

Clear night

79° 💧 None 💨 3 mph H 89%30.03 inHg

Saturday

1:00 AM

Clear night

77° 💧 None 💨 2 mph H 88%30.00 inHg

4:00 AM

Mostly clear night

75° 💧 None 💨 1 mph H 96%30.00 inHg

7:00 AM

Overcast

74° 💧 None 💨 1 mph H 100%30.00 inHg

10:00 AM

Sunny

83° 💧 None 💨 3 mph H 72%30.03 inHg

1:00 PM

Sunny

92° 💧 None 💨 2 mph H 43%29.97 inHg

4:00 PM

Sunny

93° 💧 None 💨 4 mph H 39%29.91 inHg

7:00 PM

Sunny

85° 💧 None 💨 4 mph H 66%29.91 inHg

10:00 PM

Clear night

80° 💧 None 💨 4 mph H 83%29.94 inHg

Sunday

1:00 AM

Clear night

79° 💧 None 💨 4 mph H 83%29.94 inHg

4:00 AM

Mostly cloudy night

78° 💧 None 💨 5 mph H 89%29.91 inHg

7:00 AM

Sunny

77° 💧 None 💨 4 mph H 92%29.94 inHg

10:00 AM

Sunny

86° 💧 None 💨 5 mph H 68%29.94 inHg

1:00 PM

Sunny

92° 💧 None 💨 2 mph H 49%29.94 inHg

7:00 PM

Light rain

91° 💧 None 💨 5 mph H 56%29.91 inHg

Monday

1:00 AM

Partly cloudy night

79° 💧 None 💨 2 mph H 95%29.85 inHg

7:00 AM

Mostly sunny

78° 💧 None 💨 0 mph H 94%29.91 inHg

1:00 PM

Partly cloudy

77° 💧 None 💨 2 mph H 98%29.91 inHg

7:00 PM

Light rain

90° 💧 None 💨 6 mph H 59%29.91 inHg

Tuesday

1:00 AM

Clear night

83° 💧 None 💨 2 mph H 81%29.83 inHg

7:00 AM

Light rain

77° 💧 None 💨 8 mph H 93%29.88 inHg

1:00 PM

Sunny

76° 💧 None 💨 7 mph H 96%29.88 inHg

7:00 PM

Mostly sunny

91° 💧 None 💨 5 mph H 53%29.88 inHg

Wednesday

1:00 AM

Clear night

80° 💧 None 💨 2 mph H 92%29.85 inHg

7:00 AM

Partly cloudy

79° 💧 None 💨 0 mph H 91%29.91 inHg

1:00 PM

Mostly cloudy

77° 💧 None 💨 0 mph H 95%29.97 inHg

7:00 PM

Mostly sunny

90° 💧 None 💨 4 mph H 60%29.97 inHg

Thursday

1:00 AM

Mostly clear night

80° 💧 None 💨 2 mph H 86%29.97 inHg

7:00 AM

Sunny

78° 💧 None 💨 3 mph H 92%30.00 inHg

1:00 PM

Sunny

77° 💧 None 💨 4 mph H 96%30.03 inHg

7:00 PM

Light rain

89° 💧 None 💨 5 mph H 65%30.03 inHg

Friday

1:00 AM

Mostly clear night

80° 💧 None 💨 3 mph H 92%30.00 inHg

7:00 AM

Sunny

77° 💧 None 💨 5 mph H 94%30.00 inHg

1:00 PM

Sunny

76° 💧 None 💨 7 mph H 90%30.03 inHg

7:00 PM

Mostly clear night

85° 💧 None 💨 10 mph H 57%30.03 inHg

Saturday

1:00 AM

Clear night

80° 💧 None 💨 4 mph H 69%29.97 inHg

7:00 AM

Sunny

76° 💧 None 💨 4 mph H 84%30.00 inHg

1:00 PM

Sunny

73° 💧 None 💨 6 mph H 78%29.97 inHg

7:00 PM

Clear night

86° 💧 None 💨 8 mph H 50%29.97 inHg

Sunday

1:00 AM

Clear night

81° 💧 None 💨 3 mph H 65%29.88 inHg

7:00 AM

Sunny

76° 💧 None 💨 5 mph H 72%29.91 inHg

1:00 PM

Sunny

73° 💧 None 💨 5 mph H 78%29.88 inHg

7:00 PM

Light rain

86° 💧 None 💨 10 mph H 54%29.85 inHg

Monday

1:00 AM

Mostly clear night

81° 💧 None 💨 5 mph H 72%29.80 inHg

7:00 AM

Sunny

76° 💧 None 💨 3 mph H 90%29.80 inHg

1:00 PM

Sunny

74° 💧 None 💨 5 mph H 97%29.83 inHg

7:00 PM

Light rain

88° 💧 None 💨 7 mph H 61%29.83 inHg

Tuesday

1:00 AM

Clear night

78° 💧 None 💨 3 mph H 89%29.80 inHg

7:00 AM

Sunny

76° 💧 None 💨 4 mph H 95%29.83 inHg

1:00 PM

Sunny

75° 💧 None 💨 5 mph H 97%29.83 inHg

In Bayou Vista and, more broadly, across the state of Louisiana: Tonight, skies will remain mostly cloudy with temperatures staying mild to warm, ranging from 83 to 85 degrees. There is a strong likelihood of rain during the evening hours, with an expected accumulation of around 0.37 inches. Winds will be coming from the northwest at speeds up to 16 mph, with gusts reaching 23 mph, adding a breezy feel to the evening. Be prepared for potential showers if you're planning to be outdoors, and keep an eye on local updates for any changes in the forecast. Temperatures will gradually settle into the night, but the chance of rain and breezy conditions could continue into the early morning hours.

15-Day Weather Outlook for Bayou Vista

TomorrowTomorrow

Mostly sunny 93°/76° 💧 None 💨 4 mph

Wednesday, Sep 16Wed Sep 16

Light thunderstorms 90°/78° 💧 None 💨 11 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 89°/77° 💧 0.257 in 💨 10 mph

Friday, Sep 18Fri Sep 18

Sunny 90°/73° 💧 None 💨 6 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 92°/76° 💧 0.005 in 💨 5 mph

Sunday, Sep 20Sun Sep 20

Light rain 91°/77° 💧 0.119 in 💨 5 mph

Monday, Sep 21Mon Sep 21

Light rain 90°/77° 💧 0.020 in 💨 6 mph

Tuesday, Sep 22Tue Sep 22

Light rain 91°/76° 💧 0.127 in 💨 8 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 90°/77° 💧 0.061 in 💨 4 mph

Thursday, Sep 24Thu Sep 24

Light rain 89°/77° 💧 0.105 in 💨 5 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 85°/76° 💧 0.002 in 💨 10 mph

Saturday, Sep 26Sat Sep 26

Sunny 86°/73° 💧 None 💨 8 mph

Sunday, Sep 27Sun Sep 27

Light rain 86°/73° 💧 0.074 in 💨 10 mph

Monday, Sep 28Mon Sep 28

Light rain 88°/74° 💧 0.104 in 💨 7 mph

Tuesday, Sep 29Tue Sep 29

Sunny 76°/75° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Bayou Vista

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Bayou Vista

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 11:00 PM

PM2.5 Fine particles Good 1,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,3µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 51,8µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,3µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Bayou Vista

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 9,4Very high 😊Good

Tomorrow UV 9,3Very high 🙂Fair

Wednesday UV 9,2Very high 🙂Fair

Thursday UV 8,0Very high 😐Moderate

Friday UV 8,0Very high 😐Moderate

Saturday UV 8,0Very high —Unavailable

Sunday UV 8,0Very high —Unavailable

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. High humidity can make it feel hotter.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Bayou Vista

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · BAYOU VISTA, LOUISIANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

95/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:31 PM–5:29 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 13% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 56° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min73%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Bayou Vista were last refreshed today at 10:04 PM. The current forecast period extends through 16/09/2026 at 8:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.