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Primary air pollutant in the Jefferson area:
PM2.5 - 55 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Current Conditions: At 3 p.m. EST this Tuesday afternoon, skies are partly sunny across the area. As high pressure moves off to the southeast, winds are increasing from the west-southwest. Fine particle pollution (PM2.5) concentrations have decreased over the past couple of hours, and now average in the good range. Good air quality will prevail into the day Friday, but with temperatures well below normal. Here are the forecast details: *** Wednesday’s forecast: Turning breezy Wednesday with mostly cloudy skies along with snow showers developing in the afternoon. Strong mixing and dispersion will keep PM2.5 down in the good range with the highest readings coming during the morning. *** Extended forecast: A strong cold front moving through Wednesday night will bring a period of snow mixing with a little sleet. Total snow accumulation around an inch. Very windy and cold Thursday with a few snow showers as temperatures remain in the middle 20s with wind chills in the single digits. High pressure brings drier but continued cold conditions Friday into Saturday, then milder air makes a comeback on a south to southwest wind Sunday. Good air quality prevails Friday and Saturday, then moderate PM2.5 may return Sunday with milder air and less low level mixing.---McAuliffe
Primary Pollutant: PM2.5 - 52 Moderate
Primary Pollutant: PM2.5 - 36 Good
Primary Pollutant: PM2.5 - 26 Good
Primary Pollutant: PM2.5 - 0 Good