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Hartsfield Jackson Atlanta International Airport, Georgia

Large airport in Clayton County, Georgia

Air quality

The air at Hartsfield Jackson Atlanta International Airport

Index 63, moderate, led by fine particles. Read at 9 PM from its reporting area, Atlanta (GA), 1 mile off.

63Moderate
  • Fine particles (PM2.5)63Moderate6.9 mi
  • Ozone39Good31 ppb6.9 mi
  • Coarse particles (PM10)22Good9.7 mi
  • Nitrogen dioxide7Good7.2 ppb9.7 mi
  • Sulfur dioxide0Good0.5 ppb6.9 mi
  • Carbon monoxide-0.3 ppm9.7 mi

The days ahead

Highest 101, unhealthy for sensitive groups, today, led by ozone. An air quality alert is called for today. Yesterday measured 74, moderate.

Smoke, the next 42 hours

Little smoke near the ground through Sat 2 PM: the index from smoke stays at 28 or under.

FriSat

Precipitation

What has fallen at Hartsfield Jackson Atlanta International Airport

None in the last 3 days, to Thu 8 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Hartsfield Jackson Atlanta International Airport, the next 42 hours

Visibility stays 10 miles or more through Sat 2 PM.

FriSat

Airfield

Code
ATL
ICAO
KATL
IATA
ATL
Field elevation
1,026 ft
Serves
Atlanta
Kind
Large airport
Scheduled service
Yes
Its own instrument
ATL
Wind now
From 230° at 6 mph, read 15 Oct, 20:52

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
08L / 26R9,000 ft150 ftConcrete90° / 270°5 mph head, on 26R4 mph from the left
08R / 26L9,999 ft150 ftConcrete90° / 270°5 mph head, on 26L4 mph from the left
09L / 27R12,390 ft150 ftConcrete90° / 270°5 mph head, on 27R4 mph from the left
09R / 27L9,000 ft150 ftConcrete90° / 270°5 mph head, on 27L4 mph from the left
10 / 289,000 ft150 ftConcrete90° / 270°5 mph head, on 284 mph from the left
08L26R08R26L09L27R09R27L10285,000 ftN230° 6 mph
Runways from their surveyed ends, north up, lengths and positions to scale; the rose in the corner is the wind now.

Measured here

What the airfield's own instrument measured, the last 24 hours

Every hour from Atlanta INTL Arpt (ATL), Hartsfield Jackson Atlanta International Airport's own instrument, measure by measure, on the field's own clock.

Temperature

76 F at 8 PM; 87 F at its warmest, 3 PM, and 66 F at its coolest, 5 AM.

Now
76F
8 PM
Highest
87F
3 PM
Lowest
66F
5 AM
Temperature and Dew point at Atlanta INTL Arpt, temperature from 66.0 to 87.0, the latest 76.0; dew point from 61.0 to 65.0, the latest 64.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF60708090Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMTEMPERATUREDEW POINT

How it is measured: Stevenson screen and siting, Field Book FB-INS-009

Humidity and dew point

A dew point of 64 F, the air 66% saturated; the humidity ran from 45% at 3 PM to 87% at 7 AM.

Dew point now
64F
8 PM
Humidity now
66%
Humidity, range
45 to 87%
Relative humidity at Atlanta INTL Arpt, relative humidity from 45 to 87, the latest 66, in per cent.RELATIVE HUMIDITY%406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Humidity variables, Field Book FB-WAT-002

Wind

6 mph from the southwest at 9 PM; at its strongest 8 mph, 11 AM, and no gust reported.

Now
6mph
from the southwest
Strongest
8mph
11 AM
Highest gust
-
none reported
Wind at Atlanta INTL Arpt, wind from 0 to 8, the latest 6, in miles an hour.WINDmph02468Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Atlanta INTL Arpt, wind direction from 220 to 320, the latest 230, in degrees.WIND DIRECTION°090180270360Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Coriolis as geometry, Field Book FB-ENG-008

Pressure

30.09 inHg at 9 PM, steady over 3 hours; 0.02 inHg lower than a day before.

Now
30.09inHg
9 PM
3 hours
+0.02inHg
steady
24 hours
-0.02inHg
Pressure, altimeter at Atlanta INTL Arpt, pressure, altimeter from 30.07 to 30.17, the latest 30.09, in inches of mercury.PRESSURE, ALTIMETERinHg30.0530.1030.1530.20Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

How it is measured: Hydrostatic balance, Field Book FB-ENG-003

Visibility

Down to 9 miles at 6 AM; 10 miles or more now.

Now
10+mi
Lowest
9mi
6 AM
Hours under a mile
0
Visibility at Atlanta INTL Arpt, visibility from 9.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

How it is measured: Fog types, Field Book FB-WAT-020

Cloud base

The lowest cloud base came down to 200 ft at 11 AM; a base was reported in 9 of the hours.

Lowest base now
-
Lowest in 24 hours
200ft
11 AM
Hours with a base reported
9
Lowest cloud base at Atlanta INTL Arpt, lowest cloud base from 200 to 10,000, the latest 6,000, in feet.LOWEST CLOUD BASEft02,5005,0007,50010,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMMVFRVFR

How it is measured: Cloud classification, Field Book FB-SKY-001

Precipitation

None measured in the gauge in the last 24 hours.

Last 24 hours
0.00in
Wettest hour
-
Hours with some
0

How it is measured: ASOS, Field Book FB-INS-002

Atlanta INTL Arpt: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 5 instruments nearest Hartsfield Jackson Atlanta International Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now3 instruments

Atlanta INTL ArptATL

At an airfield/0.9 mi away/1,033 ft/7 ft above here

temp, wind, gust, visibility, precip, pressure

I-285 @ Washington Rd GAGA312

Beside a road/3.6 mi away/988 ft/38 ft below here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

College Park 0.7 WGA-FT-59

In a volunteer observer's own ground/2.4 mi away/990 ft/36 ft below here

precip, snowfall, snow depth

JonesboroJNSG1

At a cooperative observer's station/8.4 mi away/938 ft/88 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Georgia

23 places, each with its own forecast and its own instruments.

Near Hartsfield Jackson Atlanta International Airport

The nearest places, each with its own forecast and the instruments nearest it.

Near Hartsfield Jackson Atlanta International Airport