St Louis Weather Conditions & Forecast, February 3, 2018

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

ST LOUIS, MO/February 3, 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: 28°F – -2°C
Humidity: 44%
Wind Speed: S 10 mph
Barometer: 30.24 in (1037.2 MB)
Dew-point: 9°F – -13°C
Visibility: 10 Miles
Wind Chill: 19°F – -7°C
Heat Index: N/A°F – N/A°C

Extended Weather Forecast for the St Louis, Missouri area beginning February 3, 2018

Today: Mostly cloudy – high near 50 with south wind 9 to 16 mph gusting as high as 28 mph.
Tonight: Chance of rain between early am, cloudy – low around 32 with south wind 8 to 13 mph becoming west after midnight with chance of precipitation – 20%.
Sunday: 20 percent chance of snow in the pm, mostly cloudy – temperature falling to around 25 by 5 pm with NW wind 11 to 18 mph gusting as high as 28 mph.
Sunday Night: Mostly clear, with a low around 12 with NW wind 9 to 14 mph becoming light/variable.
Monday: Mostly sunny – high near 36 with south wind 6 to 10 mph.
Monday Night: Chance of snow between midnight and 4 am followed by a chance of freezing rain early am., mostly cloudy – low around 28 and chance of precipitation – 20%.
Tuesday: Rain/snow/freezing rain before 1 pm followed by rain/snow between 1 pm and 4 pm followed by snow after 4 pm – high near 36 with chance of precipitation – 90%.
Tuesday Night: Snow before midnight – low around 21 and chance of precipitation – 80%.
Wednesday: Mostly sunny – high near 30.
Wednesday Night: Mostly clear – low around 17.
Thursday: Mostly sunny – high near 41.
Thursday Night: Partly cloudy – low around 24.
Friday: Partly sunny – high near 40.

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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