
NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment
After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >
Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Mostly Cloudy
82°F
28°C
| Humidity | 77% |
| Wind Speed | SW 3 mph |
| Barometer | 29.92 in (1012.8 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 88°F (31°C) |
| Last update | 8 Jun 7:53 pm CDT |
Extended Forecast for
Mehlville MO
Flood Watch June 8, 09:37pm until June 9, 07:00am
Heat Advisory June 9, 12:00pm until June 9, 10:00pm
NOW until 7:00am Tue

Flood Watch
Tonight

Low: 72 °F
Slight Chance
T-stormsTuesday
High: 91 °F
Chance
Showers then
Slight Chance
T-stormsTuesday Night

Low: 75 °F
Mostly Clear
Wednesday

High: 94 °F
Sunny
Wednesday Night

Low: 75 °F
Slight Chance
T-stormsThursday

High: 93 °F
Chance
T-stormsThursday Night

Low: 69 °F
Showers
Friday

High: 85 °F
Mostly Sunny
Detailed Forecast
Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly before 9am. Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 108. Southwest wind 3 to 8 mph.
Tuesday Night
Mostly clear, with a low around 75. Southwest wind around 6 mph.
Wednesday
Sunny, with a high near 94. Heat index values as high as 103. South wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 75. South wind 7 to 10 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Thursday Night
Showers and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Low around 69. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 85.
Friday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 66.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mehlville MO
38.51°N 90.32°W (Elev. 548 ft)
38.51°N 90.32°W (Elev. 548 ft)
9:31 pm CDT Jun 8, 2026
9pm CDT Jun 8, 2026-6pm CDT Jun 15, 2026



