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Winchester Municipal Airport, Tennessee

Small airport in Franklin County, Tennessee

Air quality

The air at Winchester Municipal Airport

Index 72, moderate, led by fine particles. Read at 2 AM from its reporting area, Chattanooga (TN), 41 miles off.

72Moderate
  • Fine particles (PM2.5)72Moderate-
  • Ozone16Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 65, moderate.

Smoke, the next 41 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Winchester Municipal Airport

None in the last 3 days, to Fri 2 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 Winchester Municipal Airport, the next 41 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

Airfield

Code
BGF
ICAO
KBGF
IATA
-
Field elevation
979 ft
Serves
Winchester
Kind
Small airport
Scheduled service
No
Its own instrument
BGF
Wind now
Calm, read 16 Oct, 02:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
18 / 365,003 ft75 ftAsphalt182° / 2°CalmCalm
18362,000 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 Winchester (BGF), Winchester Municipal Airport's own instrument, measure by measure, on the field's own clock.

Temperature

65 F at 2 AM; 88 F at its warmest, 2 PM Thursday, and 65 F at its coolest, 2 AM.

Now
65F
2 AM
Highest
88F
2 PM Thursday
Lowest
65F
2 AM
Temperature and Dew point at Winchester, temperature from 65.0 to 87.8, the latest 65.0; dew point from 59.6 to 68.6, the latest 64.4, 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 64 F, the air 98% saturated; the humidity ran from 40% at 12 PM Thursday to 100% at 4 AM Thursday.

Dew point now
64F
2 AM
Humidity now
98%
Humidity, range
40 to 100%
Relative humidity at Winchester, relative humidity from 40 to 100, the latest 98, 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

Calm at 2 AM; at its strongest 10 mph, 1 PM Thursday, with a gust of 15 mph at 12 PM Thursday.

Now
0mph
calm
Strongest
10mph
1 PM Thursday
Highest gust
15mph
12 PM Thursday
Wind and Gust at Winchester, wind from 0 to 10, the latest 0; gust from 12 to 15, the latest 13, in miles an hour.WIND AND GUSTmph0510156 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMWINDGUST
Wind direction at Winchester, wind direction from 150 to 250, the latest 150, 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

30.05 inHg at 2 AM, steady over 3 hours; 0.06 inHg lower than a day before.

Now
30.05inHg
2 AM
3 hours
-0.01inHg
steady
24 hours
-0.06inHg
Pressure, altimeter at Winchester, pressure, altimeter from 30.04 to 30.14, the latest 30.05, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.0530.1030.156 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 9 miles at 2 AM; 9 miles now.

Now
9mi
Lowest
9mi
2 AM
Hours under a mile
0
Visibility at Winchester, visibility from 9.0 to 10.0, the latest 9.0, 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 3,800 ft at 2 AM; a base was reported in 11 of the hours.

Lowest base now
-
Lowest in 24 hours
3,800ft
2 AM
Hours with a base reported
11
Lowest cloud base at Winchester, lowest cloud base from 3,800 to 12,000, the latest 3,800, in feet.LOWEST CLOUD BASEft2,5005,0007,50010,00012,5006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMVFR

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

Winchester: 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 Winchester Municipal 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

WinchesterBGF

At an airfield/0.0 mi away/971 ft/8 ft below here

temp, wind, gust, visibility, precip, pressure

Eastview Farm ScanEAST1

On a farm or research station/7.5 mi away/1,054 ft/75 ft above here

temp, wind, gust, humidity, pressure

Eastview FarmS2077

At a soil climate station/7.5 mi away/1,054 ft/75 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Winchester 1 EWCHT1

At a cooperative observer's station/1.5 mi away/919 ft/60 ft below here

snowfall, snow depth, precip, high, low

Winchester 2.0 STN-FK-13

In a volunteer observer's own ground/2.6 mi away/992 ft/13 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Winchester 1 E (WCHT1), 1.5 miles from here, read 15 Oct, 12:00. measured daily

Elsewhere in Tennessee

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

Near Winchester Municipal Airport

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

Near Winchester Municipal Airport