St Louis Weather Conditions, Forecast & Air Quality Index readings published by STL.News
ST LOUIS, MO/December 18, 2017 (STL.News) St Louis weather conditions & forecast readings from the St. Louis Lambert International Airport at 3:51 a.m at Latitude: 38.75°N, Longitude: 90.37°W – Elevation 604 feet. Forecast is provided by the National Weather Service (N.W.S.).
Current Weather Conditions
WEATHER WARNING: N/A
Temperature: 47°F – 8°C
Wind Speed: W 7 mph
Barometer: 30.06 in (1018.0 MB)
Dew-point: 42°F – 6°C
Visibility: 10 Miles
Wind Chill: 44°F – 7°C
Heat Index: N/A°F – N/A°C
Extended Weather Forecast for the St Louis, Missouri area beginning December 18, 2017
Overnight: Drizzle and cloudy – low around 44 with southwest wind around 5 mph.
Monday: Patchy drizzle before 10 am, cloudy, mostly sunny – high near 55 with west wind 5 to 9 mph.
Monday Night: Mostly clear – low around 44 with south wind 6 to 8 mph.
Tuesday: Sunny – high near 61 with southwest wind around 6 mph turning light/variable in the pm.
Tuesday Night: Cloudy – low around 38 with northeast wind 3 to 6 mph.
Wednesday: Sunny – high near 52.
Wednesday Night: Mostly clear – low around 36.
Thursday: Mostly sunny – high near 60.
Thursday Night: 20 percent chance of rain after midnight, mostly cloudy – low around 46.
Friday: 50 percent chance of rain, mostly cloudy – high near 55.
Friday Night: 50 percent chance of rain, mostly cloudy – low around 30.
Saturday: Mostly sunny – high near 40.
Saturday Night: Mostly cloudy – low around 25.
Sunday: Partly sunny – high near 38.
Air Quality Index for Saint Louis, Missouri – (A.Q.I.)
Delayed Air Quality Index: 12/17/17 6:00 PM CST
- Good – 31 AQI – Ozone
- Good – 18 AQI – Particle Pollution (2.5 microns)
- Good – 6 AQI – Particle Pollution (10 microns)
Agency: St. Louis Metropolitan Area (American Lung Association)
Air Quality Index (A.Q.I.)
Good – Air quality in considered “satisfactory” and air pollution poses little to no threat.
Moderate – Air quality is considered “acceptable.” However, some pollutants there may be a moderate health concern for a very small number of people who are sensitive to air pollution.
USG – while the general public will not likely be affected by this AQI range, people with lung disease, older adults and children are a great risk from exposure to ozone, whereas, persons with heart and lung disease, old adults and children are at greater risk from the presence of particles in the air.
Unhealthy – Everyone may begin to experience health effects members of sensitive groups may experience more serious health effects.
Very Unhealthy – Health Alert: everyone may experience more serious health effects.
Source: Current Weather Conditions and Forecast are obtained from the National Weather Service @ Forecast.Weather.Gov – Air Quality Index (AQI) readings are obtained from AirNow.Gov – (MS)
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