Home > USA > Pennsylvania > Allegheny County > Harwick
Primary air pollutant in the Harwick area:
OZONE - 42 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 19 Good
Current Conditions at 3 p.m. EDT Friday afternoon: Skies are mostly sunny with temperatures climbing into the lower 70s. Fine particle pollution (PM2.5) remains low, but ozone concentrations have reached moderate in parts of the area. A major change in the weather is coming with the passage of a cold front over the weekend, with chilly air to follow Sunday and Monday. Here are the forecast details: *** Saturday’s forecast: More clouds than sunshine and still on the warm side Saturday. Showers and stronger thunderstorms are likely in the afternoon and evening out ahead of a strong cold front coming out of the Midwest. With expected vigorous mixing, precipitation, and cloud cover, ozone and PM2.5 levels will remain in the good range. *** Sunday’s forecast: Clouds and limited sun Sunday, breezy and much cooler with highs only reaching the lower 50s. Good air quality will be the rule. A rain shower can occur late in the afternoon, and a couple of rain and snow showers can occur at night. *** Monday’s forecast: Monday will be the chilliest day of the forecast period with clouds and sunshine and highs only around 50 degrees. Brisk mixing will promote low levels of air pollutants. Frost and freezing temperatures are likely Monday night. *** Extended forecast: A warming trend will commence Tuesday and Wednesday with highs back into the 70s by late in the week. Air quality may reach low moderate again by Wednesday with the increase in temperatures and humidity.---McAuliffe
Primary Pollutant: OZONE - 48 Good
Secondary Pollutant: PM2.5 - 44 Good
Primary Pollutant: OZONE - 42 Good
Secondary Pollutant: PM2.5 - 35 Good
Primary Pollutant: OZONE - 44 Good
Secondary Pollutant: PM2.5 - 38 Good
Primary Pollutant: OZONE - 50 Good
Secondary Pollutant: PM2.5 - 44 Good
Primary Pollutant: PM2.5 - 0 Moderate
Secondary Pollutant: OZONE - 0 Moderate