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Greenville Downtown Airport, South Carolina

Medium airport in Greenville County, South Carolina

Air quality

The air at Greenville Downtown Airport

Index 55, moderate, led by fine particles. Read at 12 AM from its reporting area, Greenville-Spartanburg (SC), 12 miles off.

55Moderate
  • Fine particles (PM2.5)55Moderate3.7 mi
  • Ozone29Good22 ppb8.6 mi
  • Coarse particles (PM10)14Good3.7 mi
  • Nitrogen dioxide2Good2 ppb3.7 mi
  • Sulfur dioxide0Good0 ppb3.7 mi

The days ahead

Yesterday measured 62, moderate.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Greenville Downtown Airport

None in the last 3 days, to Fri 11 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 Greenville Downtown Airport, the next 45 hours

Visibility stays 10 miles or more through Sun 8 PM.

SatSun

Airfield

Code
GMU
ICAO
KGMU
IATA
GMU
Field elevation
1,048 ft
Serves
Greenville
Kind
Medium airport
Scheduled service
No
Its own instrument
GMU
Wind now
From 350° at 13 mph, read 16 Oct, 23:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
01 / 195,393 ft100 ftAsphalt1° / 181°13 mph head, on 012 mph from the left
10 / 284,000 ft80 ftAsphalt92° / 272°3 mph head, on 2813 mph from the right
011910282,000 ftN350° 13 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 Greenville - Downtown (GMU), Greenville Downtown Airport's own instrument, measure by measure, on the field's own clock.

Temperature

66 F at 11 PM Friday; 85 F at its warmest, 2 PM Friday, and 65 F at its coolest, 7 AM Friday.

Now
66F
11 PM Friday
Highest
85F
2 PM Friday
Lowest
65F
7 AM Friday
Temperature and Dew point at Greenville - Downtown, temperature from 64.5 to 85.0, the latest 66.0; dew point from 52.0 to 67.0, the latest 52.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF50607080903 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17TEMPERATUREDEW 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 61% saturated; the humidity ran from 44% at 1 PM Friday to 100% at 8 AM Friday.

Dew point now
52F
11 PM Friday
Humidity now
61%
Humidity, range
44 to 100%
Relative humidity at Greenville - Downtown, relative humidity from 44 to 100, the latest 61, in per cent.RELATIVE HUMIDITY%4060801003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17

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

Wind

11 mph from the north at 12 AM; at its strongest 15 mph, 1 PM Friday, with a gust of 29 mph at 1 PM Friday.

Now
11mph
from the north
Strongest
15mph
1 PM Friday
Highest gust
29mph
1 PM Friday
Wind and Gust at Greenville - Downtown, wind from 0 to 15, the latest 11; gust from 17 to 29, the latest 17, in miles an hour.WIND AND GUSTmph01020303 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17WINDGUST
Wind direction at Greenville - Downtown, wind direction from 200 to 360, the latest 350, in degrees.WIND DIRECTION°0901802703603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17

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

Pressure

29.95 inHg at 12 AM, rising 0.06 inHg over 3 hours; 0.12 inHg lower than a day before.

Now
29.95inHg
12 AM
3 hours
+0.06inHg
rising
24 hours
-0.12inHg
Pressure, altimeter at Greenville - Downtown, pressure, altimeter from 29.89 to 30.07, the latest 29.95, in inches of mercury.PRESSURE, ALTIMETERinHg29.8529.9029.9530.0030.0530.103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17

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

Visibility

Down to 0.1 miles at 8 AM Friday, under a mile for 3 hours; 10 miles or more now.

Now
10+mi
Lowest
0.1mi
8 AM Friday
Hours under a mile
3
Visibility at Greenville - Downtown, visibility from 0.1 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17LIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 100 ft at 7 AM Friday; a base was reported in 13 of the hours.

Lowest base now
9,000ft
Lowest in 24 hours
100ft
7 AM Friday
Hours with a base reported
13
Lowest cloud base at Greenville - Downtown, lowest cloud base from 100 to 9,500, the latest 9,000, in feet.LOWEST CLOUD BASEft02,5005,0007,50010,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 17MVFRVFR

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

Greenville - Downtown: 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 Greenville Downtown Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now3 instruments

Greenville - DowntownGMU

At an airfield/0.4 mi away/997 ft/51 ft below here

temp, wind, gust, visibility, precip, pressure

Church Street BridgeSC009

Beside a road/2.7 mi away/935 ft/113 ft below here

temp, pavement temp, wind, visibility, precip

Durbin Creek RAWSDRBS1

A remote fire weather station/16.8 mi away/735 ft/313 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Greenville 0.7 ESESC-GV-128

In a volunteer observer's own ground/1.0 mi away/1,000 ft/48 ft below here

precip, snowfall, snow depth

Travelers Rest Co-OpTVRS1

At a cooperative observer's station/9.7 mi away/1,089 ft/41 ft above 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 Greenville Downtown Airport

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

Near Greenville Downtown Airport