National Weather Service Forecast for: Zachary LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 9:51 pm CST Feb 1, 2026
 
Tonight

Tonight: Widespread frost after midnight. Otherwise, clear, with a low around 28. Calm wind.
Clear then
Frost
 Monday

Monday: Widespread frost before 9am. Otherwise, sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the morning.
Frost then
Sunny
 Monday
Night
Monday Night: Increasing clouds, with a low around 43. South wind around 5 mph.
Increasing
Clouds
 Tuesday

Tuesday: A 30 percent chance of showers after noon. Partly sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Sunny
then Chance
Showers
 Tuesday
Night
Tuesday Night: Showers before 9pm, then showers and possibly a thunderstorm between 9pm and 3am, then showers after 3am. Low around 46. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 90%.
Showers

 Wednesday

Wednesday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 56. North wind 10 to 15 mph.
Slight Chance
Showers then
Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 33. North wind 5 to 10 mph.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 53. Northwest wind 5 to 10 mph.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 35. Northwest wind around 5 mph becoming calm.
Mostly Clear
Lo 28 °F Hi 62 °F Lo 43 °F Hi 69 °F Lo 46 °F Hi 56 °F Lo 33 °F Hi 53 °F Lo 35 °F

 

Tonight
 
 Widespread frost after midnight. Otherwise, clear, with a low around 28. Calm wind.
Monday
 
 Widespread frost before 9am. Otherwise, sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
 
 Increasing clouds, with a low around 43. South wind around 5 mph.
Tuesday
 
 A 30 percent chance of showers after noon. Partly sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
 
 Showers before 9pm, then showers and possibly a thunderstorm between 9pm and 3am, then showers after 3am. Low around 46. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 90%.
Wednesday
 
 A 20 percent chance of showers before noon. Mostly sunny, with a high near 56. North wind 10 to 15 mph.
Wednesday Night
 
 Partly cloudy, with a low around 33. North wind 5 to 10 mph.
Thursday
 
 Sunny, with a high near 53. Northwest wind 5 to 10 mph.
Thursday Night
 
 Mostly clear, with a low around 35. Northwest wind around 5 mph becoming calm.
Friday
 
 Sunny, with a high near 66. West wind 5 to 10 mph.
Friday Night
 
 Mostly clear, with a low around 41. West wind around 5 mph becoming north after midnight.
Saturday
 
 Sunny, with a high near 65. Northeast wind around 5 mph becoming calm in the afternoon.
Saturday Night
 
 Mostly clear, with a low around 40. Calm wind becoming east around 5 mph.
Sunday
 
 Sunny, with a high near 68. East wind around 5 mph becoming southwest in the afternoon.

 

Forecast from NOAA-NWS for Zachary LA.