National Weather Service

7-Day Forecast 29.94°N 89.96°W (Text-Only)

NWS Forecast for: Chalmette LA Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 4:54 pm CST Mar 5, 2026

Tonight

Low: 19 °C

Mostly Cloudy

Friday

High: 28 °C

Mostly Cloudy
then Chance
T-storms

Friday
Night

Low: 20 °C

Mostly Cloudy

Saturday

High: 28 °C

Mostly Cloudy
then Chance
T-storms

Saturday
Night

Low: 20 °C

Chance
Showers then
Mostly Cloudy

Sunday

High: 27 °C

Chance
T-storms then
T-storms
Likely

Sunday
Night

Low: 20 °C

Slight Chance
T-storms then
Cloudy

Monday

High: 28 °C

Mostly Cloudy
then Slight
Chance
T-storms

Monday
Night

Low: 20 °C

Mostly Cloudy

Tonight: Mostly cloudy, with a low around 19. Southeast wind 10 to 15 km/h.

Friday: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 28. Southeast wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon.

Friday Night: Mostly cloudy, with a low around 20. Southeast wind 10 to 15 km/h.

Saturday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 28. Southeast wind 10 to 15 km/h increasing to 20 to 25 km/h in the morning.

Saturday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 20. Southeast wind 5 to 10 km/h.

Sunday: Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 27. South wind 5 to 15 km/h. Chance of precipitation is 60%.

Sunday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 20. Southeast wind 5 to 10 km/h.

Monday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 28. South wind 5 to 15 km/h.

Monday Night: Mostly cloudy, with a low around 20. Southeast wind around 10 km/h.

Tuesday: Partly sunny, with a high near 28. Southeast wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon.

Tuesday Night: Mostly cloudy, with a low around 21. Southeast wind around 15 km/h.

Wednesday: A chance of showers and thunderstorms. Partly sunny, with a high near 28. South wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon.

Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 17. South wind 15 to 20 km/h becoming north after midnight.

Thursday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 24. North wind 15 to 25 km/h.

Chalmette LA
29.94°N 89.96°W

Visit your local NWS office at: https://www.weather.gov/lix