Arlington, LA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Arlington, LA in one place.
Mostly sunny, with a high near 98. Heat index values as high as 105. East southeast wind around 0 mph.
Local Weather Overview
This forecast page for Arlington, 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: Sep 15, 2026 7:33 PM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Arlington, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 7:33 PM CDT
- Forecast office
- JAN
- Source
- NOAA / NWS
Daily Outlook
This Week in Arlington
Saturday looks like the warmest upcoming period in Arlington at 99 degrees F.
Thursday Night is the coolest period ahead with temperatures near 70 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 5 mph SE.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 7:33 PM 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
Mostly clear, with a low around 75. Heat index values as high as 104. South southeast wind around 0 mph.
Sunny, with a high near 98. Heat index values as high as 106. Southeast wind 0 to 5 mph.
Mostly clear, with a low around 73. Heat index values as high as 103. Southeast wind 0 to 5 mph.
Sunny, with a high near 97. East wind 0 to 5 mph.
Mostly clear, with a low around 70. East southeast wind around 0 mph.
Sunny, with a high near 98. East wind around 0 mph.
Clear, with a low around 72. Wind around 0 mph.
Sunny, with a high near 99. Southwest wind around 0 mph.
Mostly clear, with a low around 73.
Sunny, with a high near 99.
Mostly clear, with a low around 74.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Sep 15
|
Mostly Sunny
|
98°F |
0 mph
|
|
Tonight
Sep 15
|
Mostly Clear
|
75°F |
0 mph
|
|
Wednesday
Sep 16
|
Sunny
|
98°F |
0 to 5 mph
SE
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
73°F |
0 to 5 mph
SE
|
|
Thursday
Sep 17
|
Sunny
|
97°F |
0 to 5 mph
E
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
70°F |
0 mph
|
|
Friday
Sep 18
|
Sunny
|
98°F |
0 mph
|
|
Friday Night
Sep 18
|
Clear
|
72°F |
0 mph
|
|
Saturday
Sep 19
|
Sunny
|
99°F |
0 mph
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
73°F |
0 mph
|
|
Sunday
Sep 20
|
Sunny
|
99°F |
0 mph
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
74°F |
0 mph
|
|
Monday
Sep 21
|
Sunny then Slight Chance Showers And Thunderstorms
|
96°F |
0 mph
|
|
Monday Night
Sep 21
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
0 mph
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Arlington.