Lake Arthur, LA Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Lake Arthur, LA in one place.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 5 to 10 mph. Chance of precipitation is 50%.
Local Weather Overview
This forecast page for Lake Arthur, 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 4, 2026 12:25 AM CDT.
The active forecast window currently covers Jun 6 to Jun 10, 2026 for Lake Arthur, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 6 to Jun 10, 2026
- Latest sync
- Jun 4, 2026 12:25 AM CDT
- Forecast office
- LCH
- Source
- NOAA / NWS
Daily Outlook
This Week in Lake Arthur
Tuesday looks like the warmest upcoming period in Lake Arthur at 87 degrees F.
Monday Night is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Sunday at about 5 to 15 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 4, 2026 12:25 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LCH
- Radar station
- KLCH
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 7pm. Mostly cloudy, with a low around 76. South wind 5 to 10 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms after 7am. Partly sunny, with a high near 85. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 77. South wind 5 to 10 mph. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 7am. Partly sunny, with a high near 86. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 75. Chance of precipitation is 20%.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 87.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jun 6
|
Chance Showers And Thunderstorms
|
85°F |
5 to 10 mph
S
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
76°F |
5 to 10 mph
S
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
85°F |
5 to 15 mph
S
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
77°F |
5 to 10 mph
S
|
|
Monday
Jun 8
|
Slight Chance Showers And Thunderstorms
|
86°F |
5 to 10 mph
S
|
|
Monday Night
Jun 8
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
75°F |
5 to 10 mph
S
|
|
Tuesday
Jun 9
|
Mostly Sunny then Chance Showers And Thunderstorms
|
87°F |
5 mph
S
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms then Partly Cloudy
|
75°F |
0 to 5 mph
S
|
|
Wednesday
Jun 10
|
Chance Showers And Thunderstorms
|
87°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lake Arthur.