Lamar, AR Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Lamar, AR in one place.
Sunny, with a high near 91. West southwest wind 5 to 10 mph.
Local Weather Overview
This forecast page for Lamar, AR 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: Oct 15, 2026 11:01 AM CDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Lamar, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 11:01 AM CDT
- Forecast office
- LZK
- Source
- NOAA / NWS
Daily Outlook
This Week in Lamar
Today looks like the warmest upcoming period in Lamar at 91 degrees F.
Saturday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Friday at about 15 to 20 mph NNW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 11:01 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LZK
- Radar station
- KSRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers between 7pm and 4am. Mostly cloudy, with a low around 50. West northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly sunny, with a high near 66. North northwest wind 15 to 20 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible.
Mostly clear, with a low around 43. North wind 5 to 15 mph, with gusts as high as 30 mph.
Sunny, with a high near 68. Northeast wind around 5 mph.
Clear, with a low around 40. East northeast wind around 5 mph.
Sunny, with a high near 70. East wind around 5 mph.
Mostly clear, with a low around 43. East wind 0 to 5 mph.
Sunny, with a high near 75. East southeast wind 0 to 5 mph.
Mostly clear, with a low around 46.
Sunny, with a high near 78.
Mostly clear, with a low around 49.
Sunny, with a high near 83.
Mostly clear, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Oct 15
|
Sunny
|
91°F |
5 to 10 mph
WSW
|
|
Tonight
Oct 15
|
Chance Rain Showers
|
50°F |
5 to 15 mph
WNW
|
|
Friday
Oct 16
|
Mostly Sunny
|
66°F |
15 to 20 mph
NNW
|
|
Friday Night
Oct 16
|
Mostly Clear
|
43°F |
5 to 15 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
68°F |
5 mph
NE
|
|
Saturday Night
Oct 17
|
Clear
|
40°F |
5 mph
ENE
|
|
Sunday
Oct 18
|
Sunny
|
70°F |
5 mph
E
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
43°F |
0 to 5 mph
E
|
|
Monday
Oct 19
|
Sunny
|
75°F |
0 to 5 mph
ESE
|
|
Monday Night
Oct 19
|
Mostly Clear
|
46°F |
0 mph
|
|
Tuesday
Oct 20
|
Sunny
|
78°F |
0 to 5 mph
E
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
49°F |
0 mph
|
|
Wednesday
Oct 21
|
Sunny
|
83°F |
5 mph
E
|
|
Wednesday Night
Oct 21
|
Mostly Clear
|
52°F |
0 to 5 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lamar.