St. Louis Weather Conditions and Forecast, November 17, 2017

St. Louis Weather Conditions and Forecast, November 17, 2017

St. Louis Weather Conditions and Forecast, November 17, 2017
St. Louis Weather Conditions and Forecast, November 17, 2017

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

ST. LOUIS, MO/November 17, 2017 (STL.News) St. Louis weather conditions & forecast readings from the St. Louis Lambert International Airport at 6:51 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

Temperature: 36°F – 2°C
Humidity: 93%
Wind Speed: SE 16 mph
Barometer: 30.05 in (1018.2 MB)
Dew-point: 34°F – 1°C
Visibility: 4 Miles
Wind Chill: 26°F – -3°C
Heat Index: N/A°F – N/A°C

Extended Weather Forecast for the St. Louis, Missouri area beginning November 17, 2017

Today: Chance of drizzle after 4 pm, cloudy – high near 60, south wind 9 to 15 mph gusting as high as 24 mph.
Tonight: Chance of showers/thunderstorms after 5 am, cloudy – temperature rising to a high 62 by 4 am with south wind 9 to 14 mph gusting as high as 23 mph with  chance of precipitation – 70%.
Saturday: Showers, possibly a thunderstorm before 9 am followed by showers between 9 am and noon, then rain in the pm – temperature falling to around 42 by 4 pm, breezy with a southwest wind 13 to 18 mph becoming northwest 19 to 24 mph in the pm, winds gusting as high as 37 mph with chance of precipitation – 80%.
Saturday Night: Mostly clear – low around 31 with northwest wind 16 to 21 mph, decreasing to 8 to 13 mph in the pm with winds gusting as high as 29 mph.
Sunday: Sunny – high near 45 with northwest wind 5 to 8 mph.
Sunday Night: Mostly clear – low around 33.
Monday: Sunny – high near 57.
Monday Night: Mostly clear – low around 40.
Tuesday: Mostly sunny – high near 54.
Tuesday Night: Partly cloudy – low around 31.
Wednesday: Sunny – high near 44.
Wednesday Night: Partly cloudy – low around 31.
Thanksgiving Day: Mostly sunny – high near 50.

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

Delayed Air Quality Index: 11/17/17 6:00 AM CST

  • Moderate – 62 AQI – Particle Pollution (2.5 microns)
  • Good – 6 AQI – Ozone
  • Good – 12 AQI – Particle Pollution (10 microns)

Agency: St. Louis Metropolitan Area (American Lung Association) – Last Update: Fri, 17 Nov 2017 06:45:08 CST

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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