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Birmingham Area Air Quality Forecasts

DateAir Quality Index ForecastResponsible Pollutant
Wednesday, November 26, 2014GoodParticulate Matter 2.5
Thursday, November 27, 2014GoodParticulate Matter 2.5
Friday, November 28, 2014ModerateParticulate Matter 2.5


Forecast Discussion
Wednesday: The area will be in the base of a trough that is over the eastern US. Skies will be partly cloudy. Temperatures will reach the mid 50s. Winds at 5-10 mph will begin the day from the W to NW, will switch to the SW during the day, and will switch back to the W to NW late in the day. PM2.5 is expected to be in the GREEN range (good) of the Air Quality Index. ML

Thursday-Friday: An upper level trough will lift out of the area on Thursday with the flow aloft becoming zonal on Friday. Surface high pressure will be over the northern Plains to begin Thursday and move on top of the area by early Friday and shift east of the area as Friday progresses. Dry conditions will be in place both days with mostly sunny skies. Winds will be from the northwest around 10 mph on Thursday and will switch the south to southeast around 5 mph on Friday. PM2.5 is expected to be in the GREEN range on Thursday and rise into the lower end of the YELLOW range on Friday. ML


Note: Forecast available by e-mail, phone (205)933-0583, or on Twitter.



Daily Air Quality Index Report

Date:   Tuesday, November 25, 2014
24-hr Collection Period Ending at:   01:00 PM



Today's Air Quality Information
Air Quality Index 29
Primary Pollutant Ozone
Air Quality Description Good

Note: The Air Quality Index is not reported on weekends or holidays

Maximum Concentrations for Today's Reporting Period
Pollutant Site Concentration Index
Carbon Monoxide Fairfield 0.7  ppm 8
Particulate Matter 10 Tarrant 15.0  ug/m3 14
Sulfur Dioxide Fairfield 6.74  ppb 10
Ozone 0  ppm 0
Particulate Matter 2.5 North Birmingham
Wylam
6.8  ug/m3 28



National Ambient Air Quality Standards
Carbon Monoxide 8-hr Average Concentration Not to Exceed 9 ppm
Particulate Matter 10 24-hr Concentration Not to Exceed 150 ug/m3
Sulfur Dioxide 1-hr Concentration Not to Exceed 75 ppb
Ozone 8-hr Concentration Not to Exceed 0.075 ppm
Particulate Matter 2.5 24-hr Concentration Not to Exceed 35 ug/m3


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