Chalmette, LA Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Chalmette, LA in one place.
A chance of showers and thunderstorms. Mostly cloudy. High near 88, with temperatures falling to around 86 in the afternoon. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Chalmette, LA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 17, 2026 1:29 AM CDT.
The active forecast window currently covers Jun 17 to Jun 23, 2026 for Chalmette, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 17 to Jun 23, 2026
- Latest sync
- Jun 17, 2026 1:29 AM CDT
- Forecast office
- LIX
- Source
- NOAA / NWS
Daily Outlook
This Week in Chalmette
Tuesday looks like the warmest upcoming period in Chalmette at 94 degrees F.
Friday Night is the coolest period ahead with temperatures near 79 degrees F.
The strongest winds are forecast for Thursday at about 15 to 20 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 17, 2026 1:29 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LIX
- Radar station
- KLIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 9pm, then showers and thunderstorms likely between 9pm and 10pm, then showers and thunderstorms likely between 10pm and 1am, then showers and thunderstorms likely between 1am and 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 80. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms likely. Partly sunny, with a high near 88. South wind 15 to 20 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 80. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
A chance of showers and thunderstorms between 7am and 10am, then showers and thunderstorms likely. Partly sunny, with a high near 91. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely. Partly cloudy, with a low around 79. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely. Partly sunny, with a high near 90. South wind 0 to 5 mph.
Showers and thunderstorms likely before 7pm. Mostly cloudy, with a low around 80. South wind around 5 mph.
A slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 91. Southwest wind 5 to 15 mph.
Partly cloudy, with a low around 81. South wind 5 to 10 mph.
Mostly sunny, with a high near 93. Southwest wind 5 to 10 mph.
Mostly clear, with a low around 81. Southwest wind 5 to 10 mph.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Southwest wind 0 to 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 17
|
Chance Showers And Thunderstorms
|
88°F |
10 to 15 mph
S
|
|
Wednesday Night
Jun 17
|
Showers And Thunderstorms Likely
|
80°F |
15 mph
S
|
|
Thursday
Jun 18
|
Showers And Thunderstorms Likely
|
88°F |
15 to 20 mph
S
|
|
Thursday Night
Jun 18
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
80°F |
10 to 15 mph
S
|
|
Juneteenth
Jun 19
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
91°F |
5 to 10 mph
SW
|
|
Friday Night
Jun 19
|
Showers And Thunderstorms Likely
|
79°F |
5 to 10 mph
SW
|
|
Saturday
Jun 20
|
Showers And Thunderstorms Likely
|
90°F |
0 to 5 mph
S
|
|
Saturday Night
Jun 20
|
Showers And Thunderstorms Likely then Mostly Cloudy
|
80°F |
5 mph
S
|
|
Sunday
Jun 21
|
Slight Chance Showers And Thunderstorms
|
91°F |
5 to 15 mph
SW
|
|
Sunday Night
Jun 21
|
Partly Cloudy
|
81°F |
5 to 10 mph
S
|
|
Monday
Jun 22
|
Mostly Sunny
|
93°F |
5 to 10 mph
SW
|
|
Monday Night
Jun 22
|
Mostly Clear
|
81°F |
5 to 10 mph
SW
|
|
Tuesday
Jun 23
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
0 to 5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Chalmette.
