St Louis Weather Conditions, Forecast & Air Quality Index readings published by STL.News
ST LOUIS, MO/December 23, 2017 (STL.News) St Louis weather conditions & forecast readings from the St. Louis Lambert International Airport at 5:51 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.).
Sky: LIGHT SNOW,FOG/MIST
Temperature: 31°F – -1°C
Wind Speed: NW 12 mph
Barometer: 30.08 in (1019.3 MB)
Dew-point: 31°F – -1°C
Visibility: 1.25 Miles
Wind Chill: 22°F – -6°C
Heat Index: N/A°F – N/A°C
Extended Weather Forecast for the St Louis, Missouri area beginning December 23, 2017
Today: 30 percent chance of snow early am, cloudy through mid morning, gradual clearing – high near 37 with northwest wind 5 to 10 mph.
Tonight: Mostly cloudy – low around 24 with northeast wind 3 to 6 mph.
Sunday: Snow likely before noon, cloudy – high near 30 with north wind 5 to 9 mph becoming northwest in the afternoon with chance of precipitation – 70%. Additional snow is possible.
Sunday Night: Mostly clear – low around 20 with with west wind 6 to 8 mph.
Christmas Day: Partly sunny – high near 34 with west wind 5 to 7 mph calming in the pm.
Monday Night: Mostly cloudy – low around 19.
Tuesday: Mostly cloudy – high near 25.
Tuesday Night: Mostly cloudy – low around 11.
Wednesday: Mostly sunny – high near 23.
Wednesday Night: Mostly cloudy – low around 15.
Thursday: 40 percent chance of snow, mostly cloudy – high near 30.
Thursday Night: 20 percent chance of snow, mostly cloudy – low around 20.
Friday: 20 percent chance of snow, partly sunny – high near 31.
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)
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