St Louis Weather Conditions & Forecast, March 11, 2018

St Louis Weather Conditions & Forecast, March 11, 2018

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

ST LOUIS, MO (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: 41°F – 5°C
Humidity: 60%
Wind Speed: E 12 mph
Barometer: 30.00 in (1016.2 MB)
Dew-point: 28°F – -2°C
Visibility: 10 Miles
Wind Chill: 34°F – 1°C
Heat Index: N/A°F – N/A°C

Extended Weather Forecast for the St Louis, Missouri area beginning March 11, 2018

Today: Rain/snow before 3 pm followed by a chance of rain – high near 38 with north wind 9 to 13 mph gusting as high as 20 mph – chance of precipitation – 80%.  Total snow accumulation of less than a half inch possible.
Tonight: Cloudy during the early evening gradually clearing – low around 30 with north wind 8 to 10 mph.
Monday: Mostly sunny – high near 46 with NW wind 7 to 13 mph gusting as high as 21 mph.
Monday Night: Mostly clear – low around 27 with NW wind around 8 mph.
Tuesday: Mostly sunny – high near 42 with NW wind 7 to 13 mph gusting as high as 22 mph.
Tuesday Night: Mostly clear – low around 25.
Wednesday: Sunny – high near 48.
Wednesday Night: Mostly clear – low around 34.
Thursday: Sunny – high near 64.
Thursday Night: Partly cloudy – low around 47.
Friday: 40 percent chance of showers, mostly cloudy – high near 67.
Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Saturday: A 20 percent chance of showers. Partly sunny, with a high near 69.

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

Delayed Air Quality Index: Not Available

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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