National Weather Service Forecast for: 3 Miles NW Greenwell Springs LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 6:45 pm CDT Aug 25, 2026
 
Tonight

Tonight: Mostly clear, with a low around 76. Calm wind.
Mostly Clear

Wednesday

Wednesday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming northwest around 5 mph.
Sunny then
Slight Chance
T-storms
Wednesday
Night
Wednesday Night: A slight chance of showers before 3am, then a chance of showers after 4am.  Mostly clear, with a low around 77. South wind around 5 mph.  Chance of precipitation is 30%.
Chance
Showers

Thursday

Thursday: Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm.  High near 93. Heat index values as high as 105. Calm wind becoming west around 5 mph in the morning.  Chance of precipitation is 80%.
Showers
Likely then
T-storms
Thursday
Night
Thursday Night: Showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am.  Low around 75. Southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%.
T-storms then
Showers
Likely
Friday

Friday: A chance of showers, then showers and thunderstorms likely after 10am.  Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph.  Chance of precipitation is 60%.
Chance
Showers then
T-storms
Likely
Friday
Night
Friday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 73. Calm wind.
Slight Chance
T-storms

Saturday

Saturday: A 20 percent chance of showers and thunderstorms.  Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.
Slight Chance
T-storms

Saturday
Night
Saturday Night: Mostly clear, with a low around 74. Calm wind.
Mostly Clear

Lo 76 °F Hi 97 °F Lo 77 °F Hi 93 °F Lo 75 °F Hi 93 °F Lo 73 °F Hi 93 °F Lo 74 °F

 

Tonight
 
Mostly clear, with a low around 76. Calm wind.
Wednesday
 
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming northwest around 5 mph.
Wednesday Night
 
A slight chance of showers before 3am, then a chance of showers after 4am. Mostly clear, with a low around 77. South wind around 5 mph. Chance of precipitation is 30%.
Thursday
 
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms after 4pm. High near 93. Heat index values as high as 105. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 80%.
Thursday Night
 
Showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 75. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Friday
 
A chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.
Friday Night
 
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Calm wind.
Saturday
 
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming northeast around 5 mph.
Saturday Night
 
Mostly clear, with a low around 74. Calm wind.
Sunday
 
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
 
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Monday
 
A chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
 
Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
 
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.

 

Forecast from NOAA-NWS for 3 Miles NW Greenwell Springs LA.