West Alton, MO Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for West Alton, MO in one place.
Sunny, with a high near 90.
Local Weather Overview
This forecast page for West Alton, MO 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: Jul 12, 2026 4:10 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for West Alton, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 4:10 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in West Alton
Thursday looks like the warmest upcoming period in West Alton at 93 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Saturday at about 7 to 12 mph W.
The forecast from Jul 14 through Jul 18 stays mostly dry.
Forecast Details
- Last updated
- Jul 12, 2026 4:10 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
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 72.
Sunny, with a high near 92.
Mostly clear, with a low around 73.
Sunny, with a high near 93.
Mostly clear, with a low around 75.
Sunny, with a high near 93.
Mostly clear, with a low around 76.
Sunny, with a high near 93.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
90°F |
3 to 8 mph
NE
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
72°F |
0 to 7 mph
NE
|
|
Wednesday
Jul 15
|
Sunny
|
92°F |
1 to 5 mph
NE
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
73°F |
0 to 5 mph
S
|
|
Thursday
Jul 16
|
Sunny
|
93°F |
1 to 5 mph
NW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
75°F |
5 mph
S
|
|
Friday
Jul 17
|
Sunny
|
93°F |
3 to 8 mph
W
|
|
Friday Night
Jul 17
|
Mostly Clear
|
76°F |
7 mph
W
|
|
Saturday
Jul 18
|
Sunny
|
93°F |
7 to 12 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around West Alton.