Gretna, LA Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Gretna, LA in one place.
Showers and thunderstorms likely after 10am. Mostly sunny. High near 92, with temperatures falling to around 89 in the afternoon. Heat index values as high as 105. South wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Gretna, LA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 10, 2026 8:25 AM CDT.
The active forecast window currently covers Jul 10 to Jul 16, 2026 for Gretna, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 10 to Jul 16, 2026
- Latest sync
- Jul 10, 2026 8:25 AM CDT
- Forecast office
- LIX
- Source
- NOAA / NWS
Daily Outlook
This Week in Gretna
Today looks like the warmest upcoming period in Gretna at 92 degrees F.
Monday Night is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Monday at about 5 to 10 mph W.
Precipitation is mentioned in 14 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 10, 2026 8:25 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LIX
- Radar station
- KLIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 80. Southeast wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely after 10am. Mostly sunny. High near 92, with temperatures falling to around 89 in the afternoon. Heat index values as high as 106. Southeast wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 80. South wind 0 to 5 mph. Chance of precipitation is 20%.
Showers and thunderstorms likely between 7am and 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 0 to 5 mph. Chance of precipitation is 90%.
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Southwest wind 0 to 5 mph. Chance of precipitation is 90%.
Showers and thunderstorms before 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 87. West wind 5 to 10 mph. Chance of precipitation is 90%.
Showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 75. West wind 0 to 5 mph.
Showers and thunderstorms likely before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 86. West wind 5 to 10 mph.
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Southwest wind around 5 mph.
A chance of showers and thunderstorms. Partly sunny, with a high near 91. North wind around 5 mph.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. South wind 0 to 5 mph.
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 92. Northwest wind around 5 mph.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. Southwest wind around 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 10
|
Showers And Thunderstorms Likely
|
92°F |
0 to 5 mph
S
|
|
Tonight
Jul 10
|
Chance Showers And Thunderstorms then Mostly Clear
|
80°F |
0 to 5 mph
SE
|
|
Saturday
Jul 11
|
Showers And Thunderstorms Likely
|
92°F |
0 to 5 mph
SE
|
|
Saturday Night
Jul 11
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
80°F |
0 to 5 mph
S
|
|
Sunday
Jul 12
|
Showers And Thunderstorms Likely
|
91°F |
0 to 5 mph
SW
|
|
Sunday Night
Jul 12
|
Showers And Thunderstorms
|
78°F |
0 to 5 mph
SW
|
|
Monday
Jul 13
|
Showers And Thunderstorms
|
87°F |
5 to 10 mph
W
|
|
Monday Night
Jul 13
|
Showers And Thunderstorms
|
75°F |
0 to 5 mph
W
|
|
Tuesday
Jul 14
|
Showers And Thunderstorms Likely
|
86°F |
5 to 10 mph
W
|
|
Tuesday Night
Jul 14
|
Showers And Thunderstorms Likely
|
77°F |
5 mph
SW
|
|
Wednesday
Jul 15
|
Chance Showers And Thunderstorms
|
91°F |
5 mph
N
|
|
Wednesday Night
Jul 15
|
Chance Showers And Thunderstorms then Partly Cloudy
|
79°F |
0 to 5 mph
S
|
|
Thursday
Jul 16
|
Chance Showers And Thunderstorms
|
92°F |
5 mph
NW
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Partly Cloudy
|
79°F |
5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Gretna.
