Mer Rouge, LA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mer Rouge, LA in one place.
Mostly sunny, with a high near 92. Heat index values as high as 101. Southwest wind around 0 mph.
Local Weather Overview
This forecast page for Mer Rouge, 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: May 31, 2026 8:06 AM CDT.
The active forecast window currently covers May 31 to Jun 6, 2026 for Mer Rouge, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 6, 2026
- Latest sync
- May 31, 2026 8:06 AM CDT
- Forecast office
- JAN
- Source
- NOAA / NWS
Daily Outlook
This Week in Mer Rouge
Monday looks like the warmest upcoming period in Mer Rouge at 93 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 10 mph NE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- May 31, 2026 8:06 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- JAN
- Radar station
- KDGX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 74. Heat index values as high as 101. Wind around 0 mph. Chance of precipitation is 20%.
Sunny, with a high near 93. Heat index values as high as 102. West wind around 0 mph.
A chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Mostly clear, with a low around 73. Heat index values as high as 101. Wind around 0 mph. Chance of precipitation is 30%.
Sunny, with a high near 90. North northeast wind 0 to 5 mph.
Partly cloudy, with a low around 68. Northeast wind around 5 mph.
Sunny, with a high near 85. Northeast wind 5 to 10 mph.
Mostly clear, with a low around 66. East wind 0 to 5 mph.
Sunny, with a high near 86. East southeast wind 0 to 5 mph.
Mostly clear, with a low around 67.
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
A slight chance of rain showers before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 87. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
May 31
|
Mostly Sunny
|
92°F |
0 mph
|
|
Tonight
May 31
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
74°F |
0 mph
|
|
Monday
Jun 1
|
Sunny
|
93°F |
0 mph
|
|
Monday Night
Jun 1
|
Chance Showers And Thunderstorms
|
73°F |
0 mph
|
|
Tuesday
Jun 2
|
Sunny
|
90°F |
0 to 5 mph
NNE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
68°F |
5 mph
NE
|
|
Wednesday
Jun 3
|
Sunny
|
85°F |
5 to 10 mph
NE
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
66°F |
0 to 5 mph
E
|
|
Thursday
Jun 4
|
Sunny
|
86°F |
0 to 5 mph
ESE
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
67°F |
0 to 5 mph
SE
|
|
Friday
Jun 5
|
Partly Sunny then Chance Showers And Thunderstorms
|
86°F |
0 to 5 mph
SE
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
70°F |
0 to 5 mph
SSE
|
|
Saturday
Jun 6
|
Showers And Thunderstorms Likely
|
87°F |
0 to 5 mph
S
|
|
Saturday Night
Jun 6
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
71°F |
0 to 5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mer Rouge.