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Williamsburg Whitley County Airport, Kentucky

Small airport in Whitley County, Kentucky

Air quality

The air at Williamsburg Whitley County Airport

Index 13, good, led by ozone. Read at 12 AM from its reporting area, Speedwell (TN), 30 miles off.

13Good
  • Ozone13Good-

The days ahead

Yesterday measured 39, good.

Smoke, the next 44 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Williamsburg Whitley County Airport

None in the last 3 days, to Fri 12 AM. 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 Williamsburg Whitley County Airport, the next 44 hours

Visibility stays 8 miles or more through Sat 8 PM, lowest 8 miles Sat 2 AM.

FriSat

Airfield

Code
BYL
ICAO
KBYL
IATA
-
Field elevation
1,178 ft
Serves
Williamsburg
Kind
Small airport
Scheduled service
No
Its own instrument
BYL
Wind now
Calm, read 16 Oct, 00:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
02 / 205,499 ft100 ftAsphalt18° / 198°CalmCalm
02202,000 ftN
Runways from their surveyed ends, north up, lengths and positions to scale.

Measured here

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

Every hour from Williamsburg (BYL), Williamsburg Whitley County Airport's own instrument, measure by measure, on the field's own clock.

Temperature

67 F at 12 AM; 85 F at its warmest, 5 PM Thursday, and 67 F at its coolest, 12 AM.

Now
67F
12 AM
Highest
85F
5 PM Thursday
Lowest
67F
12 AM
Temperature and Dew point at Williamsburg, temperature from 67.2 to 84.7, the latest 67.2; dew point from 65.7 to 71.1, the latest 67.1, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF65707580853 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16TEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 67 F, the air 100% saturated; the humidity ran from 53% at 5 PM Thursday to 100% at 12 AM.

Dew point now
67F
12 AM
Humidity now
100%
Humidity, range
53 to 100%
Relative humidity at Williamsburg, relative humidity from 53 to 100, the latest 100, in per cent.RELATIVE HUMIDITY%4060801003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

1 mph from the west northwest at 12 AM; at its strongest 6 mph, 2 AM Thursday, and no gust reported.

Now
1mph
from the west northwest
Strongest
6mph
2 AM Thursday
Highest gust
-
none reported
Wind at Williamsburg, wind from 0 to 6, the latest 1, in miles an hour.WINDmph02463 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Wind direction at Williamsburg, wind direction from 130 to 300, the latest 300, in degrees.WIND DIRECTION°0901802703603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Pressure

30.04 inHg at 12 AM, steady over 3 hours; 0.05 inHg lower than a day before.

Now
30.04inHg
12 AM
3 hours
+0.00inHg
steady
24 hours
-0.05inHg
Pressure, altimeter at Williamsburg, pressure, altimeter from 30.04 to 30.14, the latest 30.04, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.0530.1030.153 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 7 miles at 12 AM; 7 miles now.

Now
7mi
Lowest
7mi
12 AM
Hours under a mile
0
Visibility at Williamsburg, visibility from 7.0 to 10.0, the latest 7.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 2,700 ft at 9 AM Thursday; a base was reported in 19 of the hours.

Lowest base now
-
Lowest in 24 hours
2,700ft
9 AM Thursday
Hours with a base reported
19
Lowest cloud base at Williamsburg, lowest cloud base from 2,700 to 11,000, the latest 11,000, in feet.LOWEST CLOUD BASEft2,5005,0007,50010,00012,5003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16VFR

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
0.00in
3 AM Thursday
Hours with some
2
Precipitation at Williamsburg, precipitation from 0.00 to trace, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Williamsburg: 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 Williamsburg Whitley County Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now3 instruments

WilliamsburgBYL

At an airfield/0.0 mi away/1,161 ft/17 ft below here

temp, wind, gust, visibility, precip, pressure

I-75 at mile 1511_75_0015

Beside a road/1.7 mi away/-/- ft from here

temp, pavement temp, wind, visibility, precip

Big Swag 4E RAWSBSGK2

A remote fire weather station/13.5 mi away/1,388 ft/210 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Williamsburg 6.5 NNWKY-WH-7

In a volunteer observer's own ground/2.4 mi away/1,191 ft/13 ft above here

precip, snowfall, snow depth

StearnsSTRK2

At a cooperative observer's station/18.0 mi away/1,266 ft/88 ft above here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Stearns (STRK2), 18.0 miles from here, read 11 Oct, 07:00. measured daily

Elsewhere in Kentucky

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

Near Williamsburg Whitley County Airport

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

Airports near Williamsburg Whitley County Airport

Every airport in the state

Near Williamsburg Whitley County Airport

River and lake gauges