Alabama air quality

Fort Payne, Alabama Air Quality

DeKalb County34.444, -85.720

The nearest monitor to Fort Payne, at Sand Mountain, 18 miles away, measured an index of 30 at Sun, 6:00 AM CDT, which is Good for ground-level ozone. NOAA’s air quality model puts the worst hour ahead at an index of 63, Moderate.

Measured now
30 · Good
Today
Not forecast
Tomorrow
Not forecast
Pollutant
Ozone

Radar

Reflectivity now over Fort Payne, Alabama. Open it to see the particulate forecast on the map.

Open the live radar with the particulate forecast

Radar mosaic and map layers from NOAA MRMS and NOAA National Air Quality Forecast Capability. Boundaries from the Iowa Environmental Mesonet.

Alerts in force

An Air Quality Alert is issued by the National Weather Service on behalf of a state or local agency when pollution is expected to reach a level that harms health. An Air Stagnation Advisory means the air will not move enough to clear what is already in it.

None are in force near Fort Payne right now. All Alabama warnings.

Now

Good

Nearest monitor
Sand Mountain, 18 miles away (site 010499991)
Index measured
30 · Good
Measured at
Sun, 6:00 AM CDT
Ozone
27 ppb
Reporting area
Rome, GA, 26 miles away
Reported by
Georgia Department of Natural Resources
Area index
36 · Good

Measured, not modeled. AirNow observations are preliminary until the operating agency certifies them, which happens months later.

Today and tomorrow

No state or local agency has filed a daily forecast for this area. NOAA’s model forecast below covers the same hours.

Hour by hour

NOAA’s National Air Quality Forecast Capability, bias-corrected against monitors, for this town’s own coordinate. The worst hour ahead is an index of 63, Moderate, around Mon, 10:00 AM CDT, from the run issued Sun, 1:00 AM CDT. This is a model, not a measurement.

HourIndexCategoryPM2.5Ozone
Sun, 3:00 AM CDT54Moderate11.6
Sun, 4:00 AM CDT55Moderate11.4
Sun, 5:00 AM CDT55Moderate11.1
Sun, 6:00 AM CDT55Moderate12.4
Sun, 7:00 AM CDT55Moderate11.7
Sun, 8:00 AM CDT55Moderate10.8
Sun, 9:00 AM CDT55Moderate11.929.7
Sun, 10:00 AM CDT57Moderate13.631.1
Sun, 11:00 AM CDT57Moderate12.733.7
Sun, 12:00 PM CDT58Moderate14.136.7
Sun, 1:00 PM CDT57Moderate11.939.9
Sun, 2:00 PM CDT57Moderate12.143.2
Sun, 3:00 PM CDT56Moderate10.846.8
Sun, 4:00 PM CDT56Moderate10.650.4
Sun, 5:00 PM CDT55Moderate10.152.8
Sun, 6:00 PM CDT54Moderate10.453.8
Sun, 7:00 PM CDT54Moderate9.853.2
Sun, 8:00 PM CDT55Moderate13.251.6
Sun, 9:00 PM CDT56Moderate13.149.6
Sun, 10:00 PM CDT56Moderate12.247.6
Sun, 11:00 PM CDT55Moderate9.645.9
Mon, 12:00 AM CDT54Moderate9.744.1
Mon, 1:00 AM CDT54Moderate1142.4
Mon, 2:00 AM CDT54Moderate1040.8
Mon, 3:00 AM CDT54Moderate11.439.4
Mon, 4:00 AM CDT55Moderate12.938.4
Mon, 5:00 AM CDT57Moderate14.137.4
Mon, 6:00 AM CDT60Moderate16.236.3
Mon, 7:00 AM CDT62Moderate15.934.8
Mon, 8:00 AM CDT62Moderate15.333.2
Mon, 9:00 AM CDT62Moderate15.733
Mon, 10:00 AM CDT63Moderate15.633.9
Mon, 11:00 AM CDT61Moderate12.735.4
Mon, 12:00 PM CDT61Moderate14.137.4
Mon, 1:00 PM CDT59Moderate1239.7
Mon, 2:00 PM CDT58Moderate11.342.1
Mon, 3:00 PM CDT55Moderate1044.7
Mon, 4:00 PM CDT53Moderate9.147.2
Mon, 5:00 PM CDT52Moderate9.148.6
Mon, 6:00 PM CDT52Moderate9.148.8
Mon, 7:00 PM CDT51Moderate8.748
Mon, 8:00 PM CDT51Moderate9.346.9
Mon, 9:00 PM CDT43Good4.146.4
Mon, 10:00 PM CDT42Good6.745.7
Mon, 11:00 PM CDT41Good6.844.6
Tue, 12:00 AM CDT40Good6.443.2
Tue, 1:00 AM CDT39Good7.641.5
Tue, 2:00 AM CDT38Good6.539.9
Tue, 3:00 AM CDT40Good7.638.6
Tue, 4:00 AM CDT41Good7.437.4
Tue, 5:00 AM CDT42Good7.935.4
Tue, 6:00 AM CDT44Good8.433.4
Tue, 7:00 AM CDT47Good9.231.9
Tue, 8:00 AM CDT49Good9.330.7
Tue, 9:00 AM CDT52Moderate10.530.4
Tue, 10:00 AM CDT53Moderate1131
Tue, 11:00 AM CDT53Moderate1032.4
Tue, 12:00 PM CDT54Moderate11.234.4
Tue, 1:00 PM CDT53Moderate9.536.8
Tue, 2:00 PM CDT52Moderate9.339.5
Tue, 3:00 PM CDT48Good742.3
Tue, 4:00 PM CDT46Good7.345.1
Tue, 5:00 PM CDT44Good7.547.4
Tue, 6:00 PM CDT44Good748.6
Tue, 7:00 PM CDT44Good6.848.8
Tue, 8:00 PM CDT44Good7.748.3
Tue, 9:00 PM CDT44Good7.947.1
Tue, 10:00 PM CDT45Good945.3
Tue, 11:00 PM CDT46Good8.643
Wed, 12:00 AM CDT47Good9.440.7
Wed, 1:00 AM CDT52Moderate11.438.6

Fine particles in micrograms per cubic meter, ozone in parts per billion as an 8-hour average. The index for each hour is EPA’s: the ozone figure is already the 8-hour average the ozone index is defined on, and the particle figure is run through EPA’s NowCast, which is how an hourly PM2.5 concentration becomes an index.

Smoke

NOAA’s analysts have not drawn smoke over Fort Payne in satellite imagery today.

NOAA’s model forecasts near-surface smoke peaking at 0.7 µg/m³ around Sun, 12:00 AM CDT.

Smoke on the radar over Fort Payne

What this means

Good

Air quality is satisfactory, and air pollution poses little or no risk.

Who is affected
Nobody is expected to be affected.
What to do
It is a good day to be outside.
Index range
0 to 50

Category descriptions are the Environmental Protection Agency’s own.

What these numbers are. An index beside a monitor’s name is a measurement, published hourly by AirNow and preliminary until the operating agency certifies it. A category for today or tomorrow is a state or local agency forecaster’s own forecast for a reporting area. An hourly index is NOAA’s air quality model on a five-kilometer grid, not a reading from any instrument. Where a town has no monitor within reach, only the model figures appear, and the page says so.

Nearby

The nearest towns with a page of their own, closest first.

Weather forecast for Fort PayneWarnings in DeKalb CountyLive radar over Fort PayneAlabama air quality

Sources

Observations and daily forecasts from AirNow, the US Environmental Protection Agency’s program with NOAA, the National Park Service, NASA, tribal, state and local agencies. Hourly forecasts from NOAA’s National Air Quality Forecast Capability. Smoke analysis from NOAA’s Hazard Mapping System. Alerts from the National Weather Service. Index categories and breakpoints are EPA’s, as revised in 2024.