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Fairfield County Airport, South Carolina

Small airport in Fairfield County, South Carolina

Air quality

The air at Fairfield County Airport

Index 76, moderate, led by fine particles. Read at 1 AM from its reporting area, Columbia (SC), 23 miles off.

76Moderate
  • Fine particles (PM2.5)76Moderate17.8 mi
  • Ozone41Good27 ppb17.8 mi
  • Coarse particles (PM10)26Good17.8 mi
  • Nitrogen dioxide3Good3 ppb19 mi
  • Sulfur dioxide0Good0.3 ppb17.8 mi
  • Carbon monoxide-0.3 ppm17.8 mi

The days ahead

Yesterday measured 70, moderate.

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 44 or under.

FriSat

Precipitation

What has fallen at Fairfield County Airport

None in the last 3 days, to Fri 1 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 Fairfield County Airport, the next 43 hours

Visibility stays 7 miles or more through Sat 8 PM, lowest 8 miles Fri 8 AM.

FriSat

Airfield

Code
FDW
ICAO
KFDW
IATA
-
Field elevation
577 ft
Serves
Winnsboro
Kind
Small airport
Scheduled service
No
Its own instrument
FDW
Wind now
From 180° at 3 mph, read 16 Oct, 01:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
04 / 225,243 ft100 ftAsphalt38° / 218°2 mph head, on 222 mph from the left
04221,000 ftN180° 3 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 Winnsboro (FDW), Fairfield County Airport's own instrument, measure by measure, on the field's own clock.

Temperature

68 F at 1 AM; 87 F at its warmest, 3 PM Thursday, and 61 F at its coolest, 7 AM Thursday.

Now
68F
1 AM
Highest
87F
3 PM Thursday
Lowest
61F
7 AM Thursday
Temperature and Dew point at Winnsboro, temperature from 60.8 to 86.6, the latest 68.0; dew point from 60.8 to 68.0, the latest 62.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF607080903 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 63 F, the air 83% saturated; the humidity ran from 48% at 5 PM Thursday to 100% at 7 AM Thursday.

Dew point now
63F
1 AM
Humidity now
83%
Humidity, range
48 to 100%
Relative humidity at Winnsboro, relative humidity from 48 to 100, the latest 83, 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

4 mph from the south at 1 AM; at its strongest 5 mph, 2 PM Thursday, and no gust reported.

Now
4mph
from the south
Strongest
5mph
2 PM Thursday
Highest gust
-
none reported
Wind at Winnsboro, wind from 0 to 5, the latest 4, in miles an hour.WINDmph02463 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Wind direction at Winnsboro, wind direction from 160 to 280, the latest 180, 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

30.06 inHg at 1 AM, steady over 3 hours; 0.02 inHg lower than a day before.

Now
30.06inHg
1 AM
3 hours
-0.02inHg
steady
24 hours
-0.02inHg
Pressure, altimeter at Winnsboro, pressure, altimeter from 30.06 to 30.15, the latest 30.06, in inches of mercury.PRESSURE, ALTIMETERinHg30.0530.0730.1030.1330.153 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 5 miles at 9 AM Thursday; 10 miles or more now.

Now
10+mi
Lowest
5mi
9 AM Thursday
Hours under a mile
0
Visibility at Winnsboro, visibility from 5.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

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

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

Winnsboro: 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 Fairfield 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

WinnsboroFDW

At an airfield/0.0 mi away/577 ft/level with here

temp, wind, gust, visibility, precip, pressure

I-77 @ SC-34SC017

Beside a road/6.2 mi away/564 ft/13 ft below here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Winnsboro 4.6 SSC-FR-9

In a volunteer observer's own ground/1.1 mi away/450 ft/127 ft below here

precip, snowfall, snow depth

Cedar CRKBLYS1

At a cooperative observer's station/6.7 mi away/269 ft/308 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in South Carolina

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

Near Fairfield County Airport

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

Near Fairfield County Airport