Thursday, August 2, 2007 Action Day?: Yes (Ozone) Temperature: Low to mid 90s Fine Particulates (PM 2.5) – Code YELLOW Ozone (O3) –Code ORANGE Short-Term Discussion: Mainly clear Thursday morning with temperatures expected to bottom out in the mid 60s. Becoming mostly sunny, hazy, hot and humid with afternoon temperatures expected to reach into the low to mid 90s … Continue reading
Wednesday, July 11: Ozone – Code YELLOW Fine Particulates (PM 2.5) – Code ORANGE Air Quality Action Day Yesterday’s Regional Maximum Ozone and PM 2.5 Concentrations: Monday, July 9: Ozone – ORANGE (111 AQI or 89 ppb at Freemansburg) PM 2.5 – N/A Short-Term Discussion: Today will be another hot and hazy day with temperatures … Continue reading
Saturday June 23, 2007: Ozone (O3) – Code GREEN Fine Particulates (PM 2.5) – Code GREEN Sunday June 24, 2007: Ozone (O3) – Code YELLOW Fine Particulates (PM 2.5) – Code YELLOW Monday June 25, 2007: Ozone (O3) – Code YELLOW Fine Particulates (PM 2.5) – Code YELLOW Regional Maximum PM 2.5 Concentrations: Thursday, June … Continue reading
Saturday June 16, 2007: Ozone (O3) – Code GREEN Fine Particulates (PM 2.5) – Code GREEN Sunday June 17, 2007: Ozone (O3) – Code YELLOW Fine Particulates (PM 2.5) – Code YELLOW Monday June 18, 2007: Ozone (O3) – Code YELLOW Fine Particulates (PM 2.5) – Code YELLOW Regional Maximum PM 2.5 Concentrations: Thursday, June … Continue reading
Tuesday, June 5, 2007: Fine Particulates (PM 2.5) – Code GREEN Ozone (O3) – Code GREEN Regional Maximum PM 2.5 Concentrations: Friday, June 1, 2007: PM 2.5 – NA (– AQI or — µg/m3) O3 – YELLOW (82 AQI or 77 ppb) Saturday, June 2, 2007: PM 2.5 – NA (– AQI or — µg/m3) … Continue reading
Thursday May 31, 2007: Ozone (O3) – Code YELLOW Fine Particulates (PM 2.5) – Code YELLOW Regional Maximum PM 2.5 Concentrations: Tuesday, May 29, 2007: PM 2.5 – GREEN (25 AQI or 7.7 µg/m3) O3 – GREEN (47 AQI or 52 ppb) Short-Term Discussion: Mostly sunny and very warm at the moment, though humidity levels … Continue reading
Date: Tuesday, May 29, 2007 Action Day?: No Temperature: Low 80s Discussion: On Tuesday, expect clearing skies as our frontal system from Monday pushes out to sea. In the wake of the frontal passage, a ridge of high pressure will set up once again over the region. As this ridge begins to set up, we … Continue reading
Date: Monday, May 28, 2007 Action Day?: No Temperature: Near 80s Discussion: On Monday, expect to see increasing cloudiness throughout the day as another cold front approaches the region. Once again, this front is expected to pass through the region and produce another bout of showers across the region. Afternoon highs are expected to be … Continue reading
Officials are forecasting today, May 27, 2007, to be an Air Quality Action Day (Code ORANGE) in the Lehigh Valley and Berks County areas. What does this designation mean for the residents of Lehigh, Northampton, and Berks Counties? Using a color-coded scale, the forecast informs people about the predicted ozone and fine particulate matter (PM2.5) … Continue reading
As detailed in this previous post, officials are expecting this Sunday, May 27, 2007 to be an Air Quality Action Day. Saturday is forecast as a Moderate Day. What do these designations mean to the residents of Lehigh, Northampton, and Berks Counties? On Moderate days, air quality is acceptable; however, for some pollutants there may … Continue reading
