St Louis Weather Conditions & Forecast, January 23, 2018

St Louis Weather Conditions & Forecast, January 23, 2018

St Louis Weather Conditions, Forecast & Air Quality Index readings published by STL.News

ST LOUIS, MO/January 23, 2018 (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.).

Current Conditions

Temperature: 35°F – 2°C
Humidity: 93%
Wind Speed: W 21 mph
Barometer: 29.80 in (1009.7 MB)
Dew-point: 33°F – 1°C
Visibility: 8 Miles
Wind Chill: 24°F – -4°C
Heat Index: N/A°F – N/A°C

Extended Weather Forecast for the St Louis, Missouri area beginning January 23, 2018

Overnight: Scattered sprinkles, flurries and cloudy – low around 34 with west wind around 17 mph gusting as high as 30 mph.
Tuesday: Scattered flurries in the am, cloudy – high near 38 with west wind 13 to 16 mph gusting as high as 30 mph.
Tuesday Night: Mostly cloudy – low around 27 with northwest wind 6 to 11 mph becoming light west after midnight.
Wednesday: Mostly cloudy becoming sunny – high near 45 with west wind 3 to 6 mph.
Wednesday Night: Mostly clear – low around 31 with west wind around 5 mph calming in the pm.
Thursday: Sunny – high near 58.
Thursday Night: Clear – low around 37.
Friday: Mostly sunny – high near 58.
Friday Night: 40 percent chance of showers after 7 pm, mostly cloudy – low around 42.
Saturday: 50 percent chance of showers, partly sunny – high near 53.
Saturday Night: 50 percent chance of showers, partly cloudy – low around 30.
Sunday: Sunny – high near 44.
Sunday Night: Mostly clear – low around 27.
Monday: Mostly sunny – high near 44.

Air Quality Index for Saint Louis, Missouri – (A.Q.I.)

Delayed Air Quality: 01/23/18 12:00 AM CST

  • Good – 23 AQI – Ozone
  • Good – 6 AQI – Particle Pollution (2.5 microns)
  • Good – 3 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


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