


Hazardous Weather Conditions
Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair
97°F
36°C
Humidity | 45% |
Wind Speed | SW 8 mph |
Barometer | 29.97 in (1013.9 mb) |
Dewpoint | 72°F (22°C) |
Visibility | 10.00 mi |
Heat Index | 106°F (41°C) |
Last update | 18 Aug 2:54 pm CDT |
Extended Forecast for
2 Miles NE Allenton MO
Heat Advisory August 18, 03:30pm until August 19, 08:00pm
NOW until 8:00pm Tue
Heat Advisory
This Afternoon
High: 95 °F
Slight Chance
T-stormsTonight
Low: 72 °F
Chance
T-stormsTuesday
High: 92 °F
Slight Chance
T-stormsTuesday Night
Low: 71 °F
Chance
T-stormsWednesday
High: 86 °F
Slight Chance
T-stormsWednesday Night
Low: 65 °F
Mostly Clear
Thursday
High: 84 °F
Mostly Sunny
Thursday Night
Low: 66 °F
Mostly Clear
Detailed Forecast
This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 106. South wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 72. Light and variable wind.
Tuesday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 71. North wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 86. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles NE Allenton MO
38.54°N 90.72°W (Elev. 699 ft)
38.54°N 90.72°W (Elev. 699 ft)
2:01 pm CDT Aug 18, 2025
3pm CDT Aug 18, 2025-6pm CDT Aug 25, 2025