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Somerset County Airport, Pennsylvania

Small airport in Somerset County, Pennsylvania

Air quality

The air at Somerset County Airport

Index 24, good, led by fine particles. Read at 8 AM from its reporting area, Johnstown (PA), 20 miles off.

24Good
  • Fine particles (PM2.5)24Good19.3 mi
  • Ozone1Good0 ppb19.3 mi
  • Nitrogen dioxide3Good3.7 ppb23.1 mi
  • Sulfur dioxide0Good0.5 ppb23.1 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 27, good.

Smoke, the next 43 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Somerset County Airport

0.03 in in the last 24 hours, 0.20 in over the last 3 days, to Fri 7 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.20in

Visibility

How far you can see at Somerset County Airport, the next 43 hours

Visibility stays 6 miles or more through Sun 2 AM, lowest 7 miles Fri 4 PM.

FriSat

Airfield

Code
2G9
ICAO
-
IATA
-
Field elevation
2,275 ft
Serves
Somerset
Kind
Small airport
Scheduled service
No
Its own instrument
2G9
Wind now
From 230° at 13 mph, read 16 Oct, 08:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
14 / 32 unlit2,729 ft150 ftAsphalt140° / 320°0 mph head, on 1413 mph from the right
7 / 255,002 ft75 ftAsphalt56° / 236°13 mph head, on 251 mph from the left
14327252,000 ftN230° 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 Somerset (2G9), Somerset County Airport's own instrument, measure by measure, on the field's own clock.

Temperature

64 F at 8 AM; 66 F at its warmest, 5 AM, and 54 F at its coolest, 9 AM Thursday.

Now
64F
8 AM
Highest
66F
5 AM
Lowest
54F
9 AM Thursday
Temperature and Dew point at Somerset, temperature from 53.6 to 66.2, the latest 64.4; dew point from 50.0 to 64.4, the latest 59.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF50556065709 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 59 F, the air 83% saturated; the humidity ran from 79% at 1 PM Thursday to 100% at 5 PM Thursday.

Dew point now
59F
8 AM
Humidity now
83%
Humidity, range
79 to 100%
Relative humidity at Somerset, relative humidity from 79 to 100, the latest 83, in per cent.RELATIVE HUMIDITY%7080901009 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Wind

12 mph from the southwest at 8 AM; at its strongest 12 mph, 8 AM, with a gust of 23 mph at 7 AM.

Now
12mph
from the southwest
Strongest
12mph
8 AM
Highest gust
23mph
7 AM
Wind and Gust at Somerset, wind from 3 to 12, the latest 12; gust from 16 to 23, the latest 22, in miles an hour.WIND AND GUSTmph05101520259 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMWINDGUST
Wind direction at Somerset, wind direction from 100 to 230, the latest 230, in degrees.WIND DIRECTION°0901802703609 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Pressure

29.89 inHg at 8 AM, falling 0.04 inHg over 3 hours; 0.33 inHg lower than a day before.

Now
29.89inHg
8 AM
3 hours
-0.04inHg
falling
24 hours
-0.33inHg
Pressure, altimeter at Somerset, pressure, altimeter from 29.89 to 30.22, the latest 29.89, in inches of mercury.PRESSURE, ALTIMETERinHg29.8029.9030.0030.1030.2030.309 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Visibility

Down to 3 miles at 3 PM Thursday; 10 miles or more now.

Now
10+mi
Lowest
3mi
3 PM Thursday
Hours under a mile
0
Visibility at Somerset, visibility from 3.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5109 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 500 ft at 9 AM Thursday; a base was reported in 23 of the hours.

Lowest base now
-
Lowest in 24 hours
500ft
9 AM Thursday
Hours with a base reported
23
Lowest cloud base at Somerset, lowest cloud base from 500 to 4,300, the latest 3,700, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,0005,0009 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMLIFRIFRMVFRVFR

How it is measured: Cloud classification, Field Book FB-SKY-001

Precipitation

0.03 in measured in the gauge, the most, 0.02 in, in the hour to 3 PM Thursday.

Last 24 hours
0.03in
Wettest hour
0.02in
3 PM Thursday
Hours with some
2
Precipitation at Somerset, precipitation from 0.00 to 0.02, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.109 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM

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

Somerset: 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 Somerset 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

Somerset2G9

At an airfield/0.0 mi away/2,231 ft/44 ft below here

temp, wind, gust, visibility, precip, pressure

US 219 SB Garrett BypassPA076

Beside a road/9.7 mi away/2,438 ft/163 ft above here

temp, pavement temp, wind, visibility, precip

Quarry TrailQTRP1

At a river or reservoir gauge/12.4 mi away/2,749 ft/474 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

SomersetSMRP1

At a cooperative observer's station/4.5 mi away/2,110 ft/165 ft below here

snowfall, snow depth, precip, high, low

Berlin 3.1 NWPA-SM-2

In a volunteer observer's own ground/6.0 mi away/2,515 ft/240 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Somerset (SMRP1), 4.5 miles from here, read 16 Oct, 08:00. measured daily

Elsewhere in Pennsylvania

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

Near Somerset County Airport

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

Near Somerset County Airport