National Weather Service Forecast for: Zachary LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 11:30 pm CST Dec 4, 2025
 
Overnight

Overnight: Cloudy, with a low around 42. North wind around 10 mph.
Cloudy

 Friday

Friday: A 50 percent chance of showers, mainly after 11am. Cloudy, with a high near 48. North wind 5 to 10 mph becoming light in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers

 Friday
Night
Friday Night: A chance of showers before 9pm, then a chance of showers after midnight. Mostly cloudy, with a low around 45. Calm wind. Chance of precipitation is 40%.
Chance
Showers

 Saturday

Saturday: A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 58. Calm wind becoming east around 5 mph.
Chance
Showers

 Saturday
Night
Saturday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm.
Mostly Cloudy
then Slight
Chance
Showers
 Sunday

Sunday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 68. Calm wind becoming west around 5 mph in the morning.
Mostly Cloudy
then Slight
Chance
Showers
 Sunday
Night
Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. North wind 5 to 10 mph.
Slight Chance
Showers then
Partly Cloudy
 Monday

Monday: Sunny, with a high near 55. North wind 5 to 10 mph.
Sunny

 Monday
Night
Monday Night: Patchy frost after 1am. Otherwise, mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.
Mostly Clear
then Patchy
Frost
Lo 42 °F Hi 48 °F Lo 45 °F Hi 58 °F Lo 50 °F Hi 68 °F Lo 41 °F Hi 55 °F Lo 33 °F

 

Overnight
 
 Cloudy, with a low around 42. North wind around 10 mph.
Friday
 
 A 50 percent chance of showers, mainly after 11am. Cloudy, with a high near 48. North wind 5 to 10 mph becoming light in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
 
 A chance of showers before 9pm, then a chance of showers after midnight. Mostly cloudy, with a low around 45. Calm wind. Chance of precipitation is 40%.
Saturday
 
 A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 58. Calm wind becoming east around 5 mph.
Saturday Night
 
 A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 50. Southeast wind around 5 mph becoming calm.
Sunday
 
 A 20 percent chance of showers after noon. Mostly cloudy, with a high near 68. Calm wind becoming west around 5 mph in the morning.
Sunday Night
 
 A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. North wind 5 to 10 mph.
Monday
 
 Sunny, with a high near 55. North wind 5 to 10 mph.
Monday Night
 
 Patchy frost after 1am. Otherwise, mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.
Tuesday
 
 Patchy frost before 8am. Otherwise, sunny, with a high near 58. Calm wind becoming south around 5 mph.
Tuesday Night
 
 Clear, with a low around 38. Calm wind becoming south around 5 mph.
Wednesday
 
 Sunny, with a high near 68. South wind 5 to 10 mph becoming southwest in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 46. Southwest wind around 5 mph becoming north after midnight.
Thursday
 
 Sunny, with a high near 65. North wind 5 to 10 mph becoming south in the afternoon.

 

Forecast from NOAA-NWS for Zachary LA.