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Marion-Crittenden County James C Johnson Regional Airport, Kentucky

Small airport in Crittenden County, Kentucky

Air quality

The air at Marion-Crittenden County James C Johnson Regional Airport

Index 26, good, led by fine particles. Read at 5 AM from its reporting area, Paducah (KY), 32 miles off.

26Good
  • Fine particles (PM2.5)26Good-
  • Ozone20Good10 ppb20.1 mi

The days ahead

Yesterday measured 43, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Marion-Crittenden County James C Johnson Regional Airport

None in the last 24 hours; 0.12 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.12in

Visibility

How far you can see at Marion-Crittenden County James C Johnson Regional Airport, the next 45 hours

Visibility stays 6 miles or more through Sun 1 AM, lowest 6 miles Fri 9 AM.

FriSat

Airfield

Code
GDA
ICAO
KGDA
IATA
-
Field elevation
650 ft
Serves
Marion
Kind
Small airport
Scheduled service
No
Its own instrument
GDA
Wind now
From 310° at 15 mph, read 16 Oct, 05:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
07 / 255,001 ft75 ftAsphalt66° / 246°7 mph head, on 2513 mph from the right
07251,000 ftN310° 15 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 Marion (GDA), Marion-Crittenden County James C Johnson Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

59 F at 5 AM; 85 F at its warmest, 3 PM Thursday, and 59 F at its coolest, 5 AM.

Now
59F
5 AM
Highest
85F
3 PM Thursday
Lowest
59F
5 AM
Temperature and Dew point at Marion, temperature from 59.0 to 84.8, the latest 59.0; dew point from 52.0 to 72.0, the latest 52.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF50607080906 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 52 F, the air 78% saturated; the humidity ran from 53% at 10 PM Thursday to 97% at 8 AM Thursday.

Dew point now
52F
5 AM
Humidity now
78%
Humidity, range
53 to 97%
Relative humidity at Marion, relative humidity from 53 to 97, the latest 78, in per cent.RELATIVE HUMIDITY%4060801006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

16 mph from the northwest at 5 AM; at its strongest 16 mph, 5 AM, with a gust of 29 mph at 4 AM.

Now
16mph
from the northwest
Strongest
16mph
5 AM
Highest gust
29mph
4 AM
Wind and Gust at Marion, wind from 0 to 16, the latest 16; gust from 22 to 29, the latest 22, in miles an hour.WIND AND GUSTmph01020306 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMWINDGUST
Wind direction at Marion, wind direction from 170 to 320, the latest 310, in degrees.WIND DIRECTION°0901802703606 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Pressure

30.07 inHg at 5 AM, rising 0.09 inHg over 3 hours; 0.01 inHg higher than a day before.

Now
30.07inHg
5 AM
3 hours
+0.09inHg
rising
24 hours
+0.01inHg
Pressure, altimeter at Marion, pressure, altimeter from 29.95 to 30.07, the latest 30.07, in inches of mercury.PRESSURE, ALTIMETERinHg29.9530.0030.0530.106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 0.5 miles at 6 AM Thursday, under a mile for 2 hours; 10 miles or more now.

Now
10+mi
Lowest
0.5mi
6 AM Thursday
Hours under a mile
2
Visibility at Marion, visibility from 0.5 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 200 ft at 6 AM Thursday; a base was reported in 16 of the hours.

Lowest base now
1,700ft
Lowest in 24 hours
200ft
6 AM Thursday
Hours with a base reported
16
Lowest cloud base at Marion, lowest cloud base from 200 to 12,000, the latest 1,700, in feet.LOWEST CLOUD BASEft05,00010,00015,0006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMMVFRVFR

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

Marion: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest Marion-Crittenden County James C Johnson Regional Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

MarionGDA

At an airfield/0.1 mi away/617 ft/33 ft below here

temp, wind, gust, visibility, precip, pressure

Princeton #1 ScanPTNK2

At a river or reservoir gauge/22.3 mi away/615 ft/35 ft below here

temp, wind, gust, humidity, pressure

Princeton #1S2005

At a soil climate station/22.3 mi away/615 ft/35 ft below here

temp, humidity, soil temp, soil moisture

US-60 at mile 20.101_60_0201

Beside a road/31.5 mi away/-/- ft from here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Marion 0.5 NWKY-CD-3

In a volunteer observer's own ground/1.3 mi away/591 ft/59 ft below here

precip, snowfall, snow depth

MarionMRNK2

At a cooperative observer's station/2.4 mi away/600 ft/50 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Marion (MRNK2), 2.4 miles from here, read 15 Oct, 04:15. measured daily

Elsewhere in Kentucky

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

Near Marion-Crittenden County James C Johnson Regional Airport

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

Near Marion-Crittenden County James C Johnson Regional Airport