What is the weather in Gretna right now?

Current weather in Gretna is thunderstorm with light rain.

Where can I find the hourly weather forecast for Gretna?

This page shows hourly weather forecast for Gretna, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Gretna updated regularly?

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

Now · 8:57 AM

Gretna Weather & Hourly Forecast

United States · Louisiana · 70053

85°F

Light thunderstorms

Feels like: 93°F

💧 Humidity 74% 🌡 Pressure 30.06 inHg 💨 Wind 5 mph 👁 Visibility 11.2 mi ☁ Clouds 61% ☀️ UV index 0.5 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Gretna

Today

9:00 AM

Light thunderstorms

85° 💧 0.114 in 💨 5 mph H 74%30.06 inHg

12:00 PM

Light thunderstorms

88° 💧 0.146 in 💨 5 mph H 69%30.09 inHg

3:00 PM

Light thunderstorms

84° 💧 0.092 in 💨 8 mph H 77%30.06 inHg

6:00 PM

Light rain

85° 💧 0.005 in 💨 6 mph H 73%30.03 inHg

9:00 PM

Clear night

81° 💧 None 💨 4 mph H 88%30.06 inHg

Tomorrow

12:00 AM

Clear night

80° 💧 None 💨 4 mph H 91%30.09 inHg

3:00 AM

Clear night

79° 💧 0.000 in 💨 3 mph H 90%30.06 inHg

6:00 AM

Mostly clear night

80° 💧 0.003 in 💨 4 mph H 89%30.09 inHg

9:00 AM

Mostly cloudy

83° 💧 0.127 in 💨 6 mph H 79%30.12 inHg

12:00 PM

Light thunderstorms

81° 💧 0.121 in 💨 7 mph H 86%30.15 inHg

3:00 PM

Light rain

83° 💧 0.053 in 💨 7 mph H 78%30.06 inHg

6:00 PM

Overcast

83° 💧 0.001 in 💨 5 mph H 81%30.03 inHg

9:00 PM

Mostly cloudy night

80° 💧 None 💨 4 mph H 89%30.03 inHg

Thursday

12:00 AM

Partly cloudy night

79° 💧 0.000 in 💨 3 mph H 92%30.03 inHg

3:00 AM

Mostly cloudy night

79° 💧 0.010 in 💨 2 mph H 93%30.00 inHg

6:00 AM

Thunderstorms

76° 💧 0.157 in 💨 3 mph H 98%30.03 inHg

Today

9:00 AM

Light thunderstorms

85° 💧 0.011 in 💨 5 mph H 74%30.06 inHg

10:00 AM

Light thunderstorms

85° 💧 0.040 in 💨 6 mph H 75%30.09 inHg

11:00 AM

Light thunderstorms

86° 💧 0.062 in 💨 5 mph H 73%30.09 inHg

12:00 PM

Light thunderstorms

88° 💧 0.010 in 💨 5 mph H 69%30.09 inHg

1:00 PM

Thunderstorms

82° 💧 0.114 in 💨 7 mph H 84%30.09 inHg

2:00 PM

Light rain

86° 💧 0.023 in 💨 6 mph H 75%30.06 inHg

3:00 PM

Light thunderstorms

84° 💧 0.064 in 💨 8 mph H 77%30.06 inHg

4:00 PM

Light rain

86° 💧 0.008 in 💨 5 mph H 73%30.03 inHg

5:00 PM

Light thunderstorms

86° 💧 0.021 in 💨 6 mph H 69%30.03 inHg

6:00 PM

Light rain

85° 💧 0.005 in 💨 6 mph H 73%30.03 inHg

7:00 PM

Sunny

83° 💧 None 💨 5 mph H 79%30.06 inHg

8:00 PM

Clear night

82° 💧 None 💨 5 mph H 85%30.06 inHg

9:00 PM

Clear night

81° 💧 None 💨 4 mph H 88%30.06 inHg

10:00 PM

Clear night

80° 💧 None 💨 4 mph H 90%30.09 inHg

11:00 PM

Clear night

80° 💧 None 💨 4 mph H 90%30.09 inHg

Tomorrow

12:00 AM

Clear night

80° 💧 None 💨 4 mph H 91%30.09 inHg

1:00 AM

Clear night

79° 💧 None 💨 3 mph H 91%30.09 inHg

2:00 AM

Clear night

79° 💧 None 💨 3 mph H 91%30.09 inHg

3:00 AM

Clear night

79° 💧 0.000 in 💨 3 mph H 90%30.06 inHg

4:00 AM

Clear night

79° 💧 0.000 in 💨 3 mph H 90%30.06 inHg

5:00 AM

Clear night

79° 💧 None 💨 3 mph H 90%30.06 inHg

6:00 AM

Mostly clear night

80° 💧 0.001 in 💨 4 mph H 89%30.09 inHg

7:00 AM

Mostly sunny

80° 💧 0.001 in 💨 5 mph H 90%30.09 inHg

8:00 AM

Partly cloudy

81° 💧 0.001 in 💨 6 mph H 86%30.12 inHg

9:00 AM

Mostly cloudy

83° 💧 None 💨 6 mph H 79%30.12 inHg

10:00 AM

Mostly cloudy

84° 💧 0.001 in 💨 7 mph H 75%30.12 inHg

11:00 AM

Thunderstorms

82° 💧 0.126 in 💨 7 mph H 83%30.15 inHg

12:00 PM

Light thunderstorms

81° 💧 0.087 in 💨 7 mph H 86%30.15 inHg

1:00 PM

Light rain

83° 💧 0.014 in 💨 5 mph H 82%30.12 inHg

2:00 PM

Light rain

82° 💧 0.020 in 💨 8 mph H 83%30.09 inHg

3:00 PM

Light rain

83° 💧 0.024 in 💨 7 mph H 78%30.06 inHg

4:00 PM

Light rain

84° 💧 0.021 in 💨 7 mph H 76%30.06 inHg

5:00 PM

Light rain

83° 💧 0.008 in 💨 8 mph H 78%30.03 inHg

6:00 PM

Overcast

83° 💧 0.001 in 💨 5 mph H 81%30.03 inHg

7:00 PM

Overcast

82° 💧 None 💨 3 mph H 84%30.03 inHg

8:00 PM

Mostly cloudy night

80° 💧 None 💨 4 mph H 87%30.00 inHg

9:00 PM

Mostly cloudy night

80° 💧 None 💨 4 mph H 89%30.03 inHg

10:00 PM

Partly cloudy night

80° 💧 None 💨 4 mph H 90%30.03 inHg

11:00 PM

Partly cloudy night

79° 💧 None 💨 4 mph H 91%30.03 inHg

Thursday

12:00 AM

Partly cloudy night

79° 💧 None 💨 3 mph H 92%30.03 inHg

1:00 AM

Mostly cloudy night

79° 💧 0.000 in 💨 3 mph H 92%30.03 inHg

2:00 AM

Mostly cloudy night

79° 💧 None 💨 2 mph H 93%30.03 inHg

3:00 AM

Mostly cloudy night

79° 💧 0.000 in 💨 2 mph H 93%30.00 inHg

4:00 AM

Partly cloudy night

79° 💧 0.000 in 💨 2 mph H 93%30.00 inHg

5:00 AM

Light thunderstorms

78° 💧 0.009 in 💨 2 mph H 94%30.03 inHg

6:00 AM

Thunderstorms

76° 💧 0.138 in 💨 3 mph H 98%30.03 inHg

7:00 AM

Light rain

76° 💧 0.016 in 💨 0 mph H 97%30.03 inHg

8:00 AM

Mostly cloudy

77° 💧 0.004 in 💨 2 mph H 97%30.03 inHg

9:00 AM

Light thunderstorms

78° 💧 0.004 in 💨 6 mph H 92%30.06 inHg

10:00 AM

Light thunderstorms

81° 💧 0.009 in 💨 1 mph H 85%30.03 inHg

11:00 AM

Partly cloudy

84° 💧 0.002 in 💨 5 mph H 76%30.03 inHg

12:00 PM

Light rain

85° 💧 0.005 in 💨 5 mph H 73%30.03 inHg

1:00 PM

Light thunderstorms

87° 💧 0.005 in 💨 4 mph H 70%30.00 inHg

2:00 PM

Light rain

86° 💧 0.006 in 💨 4 mph H 71%29.97 inHg

3:00 PM

Light thunderstorms

87° 💧 0.004 in 💨 3 mph H 70%29.94 inHg

4:00 PM

Light thunderstorms

83° 💧 0.059 in 💨 6 mph H 82%29.91 inHg

5:00 PM

Light thunderstorms

83° 💧 0.033 in 💨 3 mph H 81%29.91 inHg

6:00 PM

Light rain

81° 💧 0.008 in 💨 4 mph H 85%29.91 inHg

7:00 PM

Overcast

80° 💧 0.003 in 💨 3 mph H 88%29.94 inHg

Friday

4:00 AM

Overcast night

77° 💧 None 💨 2 mph H 97%29.91 inHg

7:00 AM

Light rain

76° 💧 None 💨 2 mph H 95%29.94 inHg

10:00 AM

Overcast

79° 💧 None 💨 4 mph H 87%30.00 inHg

1:00 PM

Light rain

85° 💧 None 💨 2 mph H 71%29.94 inHg

4:00 PM

Light rain

83° 💧 None 💨 7 mph H 76%29.88 inHg

7:00 PM

Partly cloudy

81° 💧 None 💨 5 mph H 90%29.85 inHg

10:00 PM

Mostly clear night

79° 💧 None 💨 2 mph H 91%29.91 inHg

Saturday

1:00 AM

Partly cloudy night

79° 💧 None 💨 0 mph H 93%29.88 inHg

4:00 AM

Mostly clear night

78° 💧 None 💨 2 mph H 94%29.88 inHg

7:00 AM

Mostly sunny

77° 💧 None 💨 3 mph H 95%29.91 inHg

10:00 AM

Light rain

79° 💧 None 💨 4 mph H 89%29.97 inHg

1:00 PM

Partly cloudy

84° 💧 None 💨 2 mph H 75%29.94 inHg

4:00 PM

Light rain

80° 💧 None 💨 3 mph H 87%29.91 inHg

7:00 PM

Light rain

79° 💧 None 💨 4 mph H 91%29.91 inHg

10:00 PM

Overcast night

79° 💧 None 💨 1 mph H 90%29.94 inHg

Sunday

1:00 AM

Partly cloudy night

79° 💧 None 💨 2 mph H 95%29.94 inHg

4:00 AM

Partly cloudy night

78° 💧 None 💨 4 mph H 96%29.97 inHg

7:00 AM

Light rain

78° 💧 None 💨 1 mph H 91%29.97 inHg

10:00 AM

Light rain

81° 💧 None 💨 3 mph H 84%30.00 inHg

1:00 PM

Light rain

85° 💧 None 💨 5 mph H 76%30.00 inHg

4:00 PM

Light rain

83° 💧 None 💨 5 mph H 81%29.94 inHg

7:00 PM

Light rain

80° 💧 None 💨 3 mph H 90%29.97 inHg

10:00 PM

Mostly cloudy night

79° 💧 None 💨 3 mph H 91%30.00 inHg

Monday

1:00 AM

Partly cloudy night

79° 💧 None 💨 2 mph H 91%30.00 inHg

7:00 AM

Mostly cloudy

79° 💧 None 💨 1 mph H 94%30.00 inHg

1:00 PM

Mostly sunny

79° 💧 None 💨 1 mph H 95%30.03 inHg

7:00 PM

Partly cloudy

87° 💧 None 💨 3 mph H 70%30.03 inHg

Tuesday

1:00 AM

Mostly clear night

82° 💧 None 💨 4 mph H 85%29.97 inHg

7:00 AM

Sunny

80° 💧 None 💨 1 mph H 94%30.00 inHg

1:00 PM

Partly cloudy

80° 💧 None 💨 3 mph H 89%30.06 inHg

7:00 PM

Partly cloudy

86° 💧 None 💨 4 mph H 75%30.09 inHg

Wednesday

1:00 AM

Clear night

80° 💧 None 💨 4 mph H 90%30.06 inHg

7:00 AM

Sunny

79° 💧 None 💨 3 mph H 92%30.06 inHg

1:00 PM

Moderate rain

78° 💧 None 💨 7 mph H 93%30.09 inHg

7:00 PM

Partly cloudy

82° 💧 None 💨 7 mph H 82%30.12 inHg

Thursday

1:00 AM

Light rain

80° 💧 None 💨 8 mph H 86%30.06 inHg

7:00 AM

Light rain

79° 💧 None 💨 5 mph H 91%30.06 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 5 mph H 94%30.09 inHg

7:00 PM

Light rain

84° 💧 None 💨 9 mph H 80%30.09 inHg

Friday

1:00 AM

Clear night

82° 💧 None 💨 7 mph H 84%30.03 inHg

7:00 AM

Mostly sunny

80° 💧 None 💨 4 mph H 90%30.03 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 7 mph H 98%30.03 inHg

7:00 PM

Sunny

88° 💧 None 💨 4 mph H 68%30.03 inHg

Saturday

1:00 AM

Light rain

79° 💧 None 💨 6 mph H 89%29.97 inHg

7:00 AM

Light rain

79° 💧 None 💨 10 mph H 85%29.97 inHg

1:00 PM

Partly cloudy

76° 💧 None 💨 12 mph H 91%29.97 inHg

7:00 PM

Sunny

83° 💧 None 💨 10 mph H 67%29.97 inHg

Sunday

1:00 AM

Light rain

78° 💧 None 💨 9 mph H 83%29.91 inHg

7:00 AM

Light rain

76° 💧 None 💨 10 mph H 85%29.94 inHg

1:00 PM

Light rain

71° 💧 None 💨 12 mph H 91%29.97 inHg

7:00 PM

Light rain

78° 💧 None 💨 11 mph H 83%29.97 inHg

Monday

1:00 AM

Light rain

76° 💧 None 💨 10 mph H 93%29.94 inHg

7:00 AM

Light rain

75° 💧 None 💨 8 mph H 95%29.97 inHg

1:00 PM

Light rain

74° 💧 None 💨 4 mph H 97%29.97 inHg

7:00 PM

Light rain

81° 💧 None 💨 5 mph H 81%30.00 inHg

Tuesday

1:00 AM

Overcast night

78° 💧 None 💨 5 mph H 90%29.97 inHg

7:00 AM

Overcast

77° 💧 None 💨 4 mph H 93%30.00 inHg

1:00 PM

Light rain

76° 💧 None 💨 4 mph H 94%30.03 inHg

7:00 PM

Overcast night

81° 💧 None 💨 7 mph H 80%30.00 inHg

Wednesday

1:00 AM

Overcast night

78° 💧 None 💨 2 mph H 91%29.94 inHg

In Gretna and, more broadly, across the state of Louisiana: The morning will begin with mostly sunny skies and a few clouds, bringing warm conditions that will gradually heat up throughout the day. Temperatures are expected to rise from the low 70s in the early hours to reach the mid-90s by afternoon, making it a hot day overall. Winds will be moderate, coming from the southeast at around 10 mph, with gusts reaching up to 18 mph. No significant rainfall is expected, so the weather will remain dry and stable. It’s a good idea to stay hydrated and wear sun protection if you plan to be outdoors during the heat of the day. The evening will likely see continued warm temperatures with clear skies and gentle breezes.

15-Day Weather Outlook for Gretna

TomorrowTomorrow

Thunderstorms 84°/79° 💧 None 💨 8 mph

Thursday, Sep 10Thu Sep 10

Light thunderstorms 87°/76° 💧 None 💨 6 mph

Friday, Sep 11Fri Sep 11

Light thunderstorms 86°/77° 💧 1.189 in 💨 6 mph

Saturday, Sep 12Sat Sep 12

Light rain 85°/78° 💧 0.351 in 💨 4 mph

Sunday, Sep 13Sun Sep 13

Moderate rain 82°/78° 💧 0.393 in 💨 5 mph

Monday, Sep 14Mon Sep 14

Partly cloudy 87°/79° 💧 0.031 in 💨 3 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 86°/80° 💧 0.129 in 💨 4 mph

Wednesday, Sep 16Wed Sep 16

Moderate rain 82°/78° 💧 0.544 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Light rain 84°/78° 💧 0.190 in 💨 9 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 88°/78° 💧 0.133 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Light rain 83°/76° 💧 0.240 in 💨 12 mph

Sunday, Sep 20Sun Sep 20

Light rain 78°/71° 💧 0.335 in 💨 12 mph

Monday, Sep 21Mon Sep 21

Light rain 81°/74° 💧 0.700 in 💨 10 mph

Tuesday, Sep 22Tue Sep 22

Light rain 81°/76° 💧 0.235 in 💨 7 mph

Wednesday, Sep 23Wed Sep 23

Overcast 78°/78° 💧 0.185 in 💨 2 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Gretna

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Gretna

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 9:00 AM

PM2.5 Fine particles Good 2,5µg/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 2,7µg/m³

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

O₃ Ozone Fair 79,0µg/m³

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

NO₂ Nitrogen dioxide Good 0,2µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Gretna

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 9,8Very high 🙂Fair

Tomorrow UV 9,3Very high 🙂Fair

Thursday UV 7,7High 😊Good

Friday UV 9,5Very high 😊Good

Saturday UV 8,0Very high 😊Good

Sunday UV 8,0Very high —Unavailable

Monday UV 8,0Very high —Unavailable

Hourly UV index today

9:00 AMUV 1,9 10:00 AMUV 4,2 11:00 AMUV 6,8 12:00 PMUV 9,0 1:00 PMUV 9,8 2:00 PMUV 8,9 3:00 PMUV 6,4 4:00 PMUV 4,0 5:00 PMUV 1,8 6:00 PMUV 0,5 7:00 PMUV 0,0

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.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Gretna

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · GRETNA, LOUISIANA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

96/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:35 PM–5:20 AM

☁ Cloud cover 2% Real hourly forecast for the best viewing hour.

☾ Moonlight 7% Waning Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 74° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min79%

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 Gretna were last refreshed today at 8:57 AM. The current forecast period extends through 10/09/2026 at 6:00 AM. 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.