National Weather Service Forecast for: 3 Miles NNW Gretna LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 2:39 pm CST Dec 5, 2025
 
Tonight

Tonight: A chance of showers and thunderstorms, then showers after 4am. Low around 50. Calm wind becoming north around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Showers
 Saturday

Saturday: Showers, mainly before 10am. High near 59. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers then
Chance
Showers
 Saturday
Night
Saturday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a steady temperature around 57. East wind around 5 mph becoming calm in the evening.
Mostly Cloudy
then Slight
Chance
T-storms
 Sunday

Sunday: A chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 70. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%.
Chance
Showers

 Sunday
Night
Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 49. North wind 5 to 10 mph, with gusts as high as 25 mph.
Chance
Showers then
Mostly Cloudy
 Monday

Monday: Mostly sunny, with a high near 58. North wind around 10 mph, with gusts as high as 25 mph.
Mostly Sunny

 Monday
Night
Monday Night: Mostly clear, with a low around 43. North wind 5 to 10 mph.
Mostly Clear

 Tuesday

Tuesday: Sunny, with a high near 59. Northeast wind around 5 mph becoming calm in the afternoon.
Sunny

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 45. Calm wind.
Mostly Clear
Lo 50 °F Hi 59 °F Lo 57 °F Hi 70 °F Lo 49 °F Hi 58 °F Lo 43 °F Hi 59 °F Lo 45 °F

 

Tonight
 
 A chance of showers and thunderstorms, then showers after 4am. Low around 50. Calm wind becoming north around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
 
 Showers, mainly before 10am. High near 59. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
 
 A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a steady temperature around 57. East wind around 5 mph becoming calm in the evening.
Sunday
 
 A chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 70. Calm wind becoming northeast around 5 mph. Chance of precipitation is 30%.
Sunday Night
 
 A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 49. North wind 5 to 10 mph, with gusts as high as 25 mph.
Monday
 
 Mostly sunny, with a high near 58. North wind around 10 mph, with gusts as high as 25 mph.
Monday Night
 
 Mostly clear, with a low around 43. North wind 5 to 10 mph.
Tuesday
 
 Sunny, with a high near 59. Northeast wind around 5 mph becoming calm in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 45. Calm wind.
Wednesday
 
 Sunny, with a high near 68. Light south wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
 
 Mostly clear, with a low around 54. Southwest wind around 5 mph.
Thursday
 
 Mostly sunny, with a high near 70. Southwest wind 5 to 10 mph.
Thursday Night
 
 Partly cloudy, with a low around 52. Southwest wind around 5 mph becoming northwest after midnight.
Friday
 
 Mostly sunny, with a high near 68. North wind 5 to 10 mph.

 

Forecast from NOAA-NWS for 3 Miles NNW Gretna LA.