St Louis Weather Conditions, Forecast & Air Quality Index readings published by STL.News
ST LOUIS, MO/December 22, 2017 (STL.News) St Louis weather conditions & forecast readings from the St. Louis Lambert International Airport at 4:51 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.).
Temperature: 44°F – 7°C
Wind Speed: NW 10 mph
Barometer: 29.95 in (1014.2 MB)
Dew-point: 35°F – 2°C
Visibility: 10 Miles
Wind Chill: 39°F – 4°C
Heat Index: N/A°F – N/A°C
Extended Weather Forecast for the St Louis, Missouri area beginning December 22, 2017
Today: Cloudy – high near 45 with northwest wind 7 to 9 mph.
Tonight: Cloudy with north wind 6 to 8 mph.
Saturday: Mostly sunny – high near 39 with northwest wind 5 to 8 mph.
Saturday Night: Mostly cloudy with north wind 3 to 6 mph.
Sunday: Partly sunny – high near 32 with west wind 6 to 9 mph.
Sunday Night: Mostly clear.
Christmas Day: Partly sunny – high near 37.
Monday Night: Mostly cloudy.
Tuesday: Partly sunny – high near 32.
Tuesday Night: Mostly cloudy.
Wednesday: Partly sunny – high near 32.
Wednesday Night: Mostly cloudy.
Thursday: Mostly cloudy – high near 32.
Air Quality Index for Saint Louis, Missouri – (A.Q.I.)
Delayed Air Quality Index: 12/21/17 10:00 PM CST
- Moderate – 55 AQI – Particle Pollution (2.5 microns)
- Good – 3 AQI – Ozone
- Good – 7 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)
WEBSITE PAGES – Previous STL.News Weather Forecast – Website Navigation – Current Events – Weather Conditions & Forecast for December 21, 2017 – Sitemap