Current weather conditions at St. Louis Lambert International Airport and Air Quality Index for St. Louis
Sky: Mostly Cloudy
Temperature: 75°F – 24°C
Wind Speed: Calm
Barometer: 30.06 in (1016.7 mb)
Dewpoint: 65°F – 18°C
Visibility: 10.00 miles
Heat Index: 88°F – 31°C
Last Update: 16, July 2017 6:51 a.m. CDT
Extended Forecast for St. Louis, MO
Hazardous Weather Conditions: Excessive Heat Watch in effect from July 18 until July 21 at 8 pm
Today: Isolated showers – thunderstorms after 4 pm. Mostly sunny, with a high near 95. Heat index values as high as 101. Calm wind west around 5 mph in the morning. Chance of precipitation is 20%.
Tonight: Scattered showers and thunderstorms, mainly before 9 pm. Partly cloudy, with a low around 72. Northwest wind around 5 mph becoming light and variable. Chance of precipitation is 30%.
Monday: Mostly sunny, with a high near 90. North wind 3 to 5 mph.
Monday Night: Mostly clear, with a low around 73. Northeast wind around 5 mph becoming calm in the evening.
Tuesday: Sunny and hot, with a high near 98. Light southeast wind.
Tuesday Night: Mostly clear, with a low around 78.
Wednesday: Sunny and hot, with a high near 101.
Wednesday Night: Mostly clear, with a low around 80.
Thursday: Sunny and hot, with a high near 102.
Thursday Night: Mostly clear, with a low around 81.
Friday: Mostly sunny and hot, with a high near 101.
Friday Night: Partly cloudy, with a low around 80.
Saturday: A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100.
AQI (Air Quality Index)
Current Air Quality: 07/16/17 6:00 AM CDT
- Good – 13 AQI – Ozone
- Good – 12 AQI – Particle Pollution (2.5 microns)
- Good – 30 AQI – Particle Pollution (10 microns)
Agency: St. Louis Metropolitan Area (American Lung Association)
Last Update: Sat, 15 Jul 2017 01:15:09 CDT
Source: Weather from Forecast.Weather.Gov – AQI from AirNow.Gov – STL.News publisher MS with St. Louis Media, LLC