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Indiana County-Jimmy Stewart Airport, Pennsylvania

Small airport in Indiana County, Pennsylvania

Air quality

The air at Indiana County-Jimmy Stewart Airport

Index 21, good, led by fine particles. Read at 5 AM from its reporting area, Indiana County (PA), 4 miles off.

21Good
  • Fine particles (PM2.5)21Good10.5 mi
  • Ozone14Good17 ppb10.5 mi

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 22, good.

Smoke, the next 46 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Indiana County-Jimmy Stewart Airport

0.02 in in the last 24 hours, 0.16 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.02in
Last 3 days
0.16in

Visibility

How far you can see at Indiana County-Jimmy Stewart Airport, the next 46 hours

Mist or haze: visibility falls to 1 miles Fri 2 PM.

FriSat

Airfield

Code
IDI
ICAO
KIDI
IATA
IDI
Field elevation
1,405 ft
Serves
Indiana
Kind
Small airport
Scheduled service
No
Its own instrument
IDI
Wind now
From 230° at 6 mph, read 16 Oct, 05:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
11 / 295,502 ft100 ftAsphalt96° / 276°4 mph head, on 294 mph from the left
11291,000 ftN230° 6 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 Indiana/Stewart Fld (IDI), Indiana County-Jimmy Stewart Airport's own instrument, measure by measure, on the field's own clock.

Temperature

69 F at 5 AM; 69 F at its warmest, 5 AM, and 49 F at its coolest, 6 AM Thursday.

Now
69F
5 AM
Highest
69F
5 AM
Lowest
49F
6 AM Thursday
Temperature and Dew point at Indiana/Stewart Fld, temperature from 49.4 to 68.9, the latest 68.9; dew point from 48.2 to 68.0, the latest 68.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF405060706 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 68 F, the air 97% saturated; the humidity ran from 64% at 12 PM Thursday to 98% at 4 AM.

Dew point now
68F
5 AM
Humidity now
97%
Humidity, range
64 to 98%
Relative humidity at Indiana/Stewart Fld, relative humidity from 64 to 98, the latest 97, in per cent.RELATIVE HUMIDITY%607080901006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

7 mph from the southwest at 5 AM; at its strongest 13 mph, 10 AM Thursday, with a gust of 18 mph at 11 PM Thursday.

Now
7mph
from the southwest
Strongest
13mph
10 AM Thursday
Highest gust
18mph
11 PM Thursday
Wind and Gust at Indiana/Stewart Fld, wind from 3 to 13, the latest 7; gust from 14 to 18, the latest 15, in miles an hour.WIND AND GUSTmph051015206 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMWINDGUST
Wind direction at Indiana/Stewart Fld, wind direction from 70 to 240, the latest 230, 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

29.85 inHg at 5 AM, falling 0.10 inHg over 3 hours; 0.33 inHg lower than a day before.

Now
29.85inHg
5 AM
3 hours
-0.10inHg
falling
24 hours
-0.33inHg
Pressure, altimeter at Indiana/Stewart Fld, pressure, altimeter from 29.85 to 30.21, the latest 29.85, in inches of mercury.PRESSURE, ALTIMETERinHg29.8029.9030.0030.1030.2030.306 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 4 miles at 6 PM Thursday; 7 miles now.

Now
7mi
Lowest
4mi
6 PM Thursday
Hours under a mile
0
Visibility at Indiana/Stewart Fld, visibility from 4.0 to 10.0, the latest 7.0, 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 400 ft at 4 AM; a base was reported in 17 of the hours.

Lowest base now
400ft
Lowest in 24 hours
400ft
4 AM
Hours with a base reported
17
Lowest cloud base at Indiana/Stewart Fld, lowest cloud base from 400 to 6,000, the latest 400, in feet.LOWEST CLOUD BASEft02,0004,0006,0006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMMVFRVFR

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

Indiana/Stewart Fld: 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 Indiana County-Jimmy Stewart Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now3 instruments

Indiana/Stewart FldIDI

At an airfield/0.2 mi away/1,407 ft/2 ft above here

temp, wind, gust, visibility, precip, pressure

Quarry TrailQTRP1

At a river or reservoir gauge/35.1 mi away/2,749 ft/1,344 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Indiana 2.8 EPA-IN-4

In a volunteer observer's own ground/0.6 mi away/1,429 ft/24 ft above here

precip, snowfall, snow depth

IndianaINDP1

At a cooperative observer's station/2.5 mi away/1,171 ft/234 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Pennsylvania

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

Near Indiana County-Jimmy Stewart Airport

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

Near Indiana County-Jimmy Stewart Airport