St Louis Weather Conditions & Forecast, January 28, 2018

St Louis Weather Conditions & Forecast, January 28, 2018

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

ST LOUIS, MO/January 28, 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

Hazardous Weather Outlook

Temperature: 32°F – 0°C
Humidity: 66%
Wind Speed: W 3 mph
Barometer: 30.32 in (1027.3 MB)
Dew-point: 22°F – -6°C
Visibility: 10 Miles
Wind Chill: N/A°F – N/A°C
Heat Index: N/A°F – N/A°C

Extended Weather Forecast for the St Louis, Missouri area beginning January 28, 2018

Today: Partly sunny, gradually turning sunny – high near 54 with calm wind becoming northwest around 6 mph in the pm.
Tonight: Scattered rain showers, scattered rain/snow showers between 11 pm and 1 am followed by scattered snow showers after 1 am.  Mostly cloudy – low around 27 with light northwest wind becoming north 6 to 11 mph in the evening with chance of precipitation – 40%.
Monday: Mostly cloudy, gradually turning sunny – high near 35 with NW wind 8 to 14 mph.
Monday Night: Mostly clear – low around 20 with NW wind 5 to 7 mph becoming calm.
Tuesday: Sunny – high near 40 with calm wind becoming south 5 to 9 mph in the pm.
Tuesday Night: Partly cloudy – low around 32.
Wednesday: Partly sunny – high near 55.
Wednesday Night: Slight chance of rain before early am followed by a chance of rain/snow between 2 am and 4 am followed by a chance of snow after 4 am, mostly cloudy – low around 32 with chance of precipitation – 20%.
Thursday: Snow likely, cloudy – high near 35 with a chance of precipitation – 70%.
Thursday Night: 30 percent chance of snow late pm, mostly cloudy – low around 16.
Friday: Mostly sunny – high near 27.
Friday Night: Partly cloudy – low around 16.
Saturday: Chance of rain/snow, partly sunny – high near 36 with a chance of precipitation – 20%.

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

Delayed Air Quality Index: 01/27/18 9:00 AM CST

  • Good – 49 AQI – Particle Pollution (2.5 microns)
  • Good – 23 AQI – Ozone
  • Good – 16 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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