


Hazardous Weather Conditions
Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fair
77°F
25°C
Humidity | 94% |
Wind Speed | SE 10 mph |
Barometer | 30.03 in |
Dewpoint | 75°F (24°C) |
Visibility | 10.00 mi |
Heat Index | 78°F (26°C) |
Last update | 14 Jul 8:50 pm CDT |
Extended Forecast for
West Alton MO
Tonight
Low: 72 °F
Mostly Cloudy
then Patchy
FogTuesday
High: 86 °F
Slight Chance
T-storms and
Patchy Fog
then Chance
T-stormsTuesday Night
Low: 72 °F
Partly Cloudy
Wednesday
High: 93 °F
Sunny then
Slight Chance
T-stormsWednesday Night
Low: 75 °F
Slight Chance
T-stormsThursday
High: 92 °F
Chance
T-stormsThursday Night
Low: 72 °F
Chance
T-stormsFriday
High: 88 °F
Chance
T-stormsFriday Night
Low: 73 °F
Slight Chance
T-storms
Detailed Forecast
Tonight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 72. Light east wind.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 86. Southeast wind 3 to 6 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 72. South wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 3 to 7 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southwest wind around 6 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 93.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
West Alton MO
38.86°N 90.22°W (Elev. 427 ft)
38.86°N 90.22°W (Elev. 427 ft)
8:52 pm CDT Jul 14, 2025
9pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025