Mount Vernon, AR Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mount Vernon, AR in one place.
Mostly sunny, with a high near 98. Southwest wind around 0 mph.
Local Weather Overview
This forecast page for Mount Vernon, 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: Sep 18, 2026 5:16 PM CDT.
The active forecast window currently covers Sep 20 to Sep 24, 2026 for Mount Vernon, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 20 to Sep 24, 2026
- Latest sync
- Sep 18, 2026 5:16 PM CDT
- Forecast office
- SHV
- Source
- NOAA / NWS
Daily Outlook
This Week in Mount Vernon
Sunday looks like the warmest upcoming period in Mount Vernon at 98 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Tuesday at about 0 to 5 mph NE.
The forecast from Sep 20 through Sep 24 stays mostly dry.
Forecast Details
- Last updated
- Sep 18, 2026 5:16 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- SHV
- Radar station
- KSHV
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 73.
Mostly sunny, with a high near 97.
Partly cloudy, with a low around 71.
Mostly sunny, with a high near 95.
Partly cloudy, with a low around 69.
Mostly sunny, with a high near 92.
Mostly clear, with a low around 66.
Sunny, with a high near 91.
Partly cloudy, with a low around 66.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Sep 20
|
Mostly Sunny
|
98°F |
0 mph
|
|
Sunday Night
Sep 20
|
Partly Cloudy
|
73°F |
0 mph
|
|
Monday
Sep 21
|
Mostly Sunny
|
97°F |
0 mph
|
|
Monday Night
Sep 21
|
Partly Cloudy
|
71°F |
0 mph
|
|
Tuesday
Sep 22
|
Mostly Sunny
|
95°F |
0 to 5 mph
NE
|
|
Tuesday Night
Sep 22
|
Partly Cloudy
|
69°F |
0 mph
|
|
Wednesday
Sep 23
|
Mostly Sunny
|
92°F |
5 mph
NE
|
|
Wednesday Night
Sep 23
|
Mostly Clear
|
66°F |
0 to 5 mph
NE
|
|
Thursday
Sep 24
|
Sunny
|
91°F |
0 to 5 mph
NE
|
|
Thursday Night
Sep 24
|
Partly Cloudy
|
66°F |
0 to 5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mount Vernon.