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St Johns Industrial Air Park, Arizona

Small airport in Apache County, Arizona

Precipitation

What has fallen at St Johns Industrial Air Park

None in the last 24 hours; 0.01 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.01in

Visibility

How far you can see at St Johns Industrial Air Park, the next 43 hours

Visibility stays 10 miles or more through Sat 11 PM.

FriSat

Airfield

Code
SJN
ICAO
KSJN
IATA
SJN
Field elevation
5,737 ft
Serves
St Johns
Kind
Small airport
Scheduled service
No
Its own instrument
SJN
Wind now
From 110° at 9 mph, read 16 Oct, 04:54

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
03 / 21 unlit3,400 ft60 ftAsphalt38° / 218°3 mph head, on 039 mph from the right
14 / 325,322 ft75 ftAsphalt147° / 327°7 mph head, on 145 mph from the left
032114322,000 ftN110° 9 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 St. Johns Air Park (SJN), St Johns Industrial Air Park's own instrument, measure by measure, on the field's own clock.

Temperature

48 F at 4 AM; 66 F at its warmest, 3 PM Thursday, and 34 F at its coolest, 6 AM Thursday.

Now
48F
4 AM
Highest
66F
3 PM Thursday
Lowest
34F
6 AM Thursday
Temperature and Dew point at St. Johns Air Park, temperature from 34.0 to 66.0, the latest 48.0; dew point from 27.0 to 39.0, the latest 27.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF2030405060706 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 27 F, the air 44% saturated; the humidity ran from 30% at 3 PM Thursday to 85% at 6 AM Thursday.

Dew point now
27F
4 AM
Humidity now
44%
Humidity, range
30 to 85%
Relative humidity at St. Johns Air Park, relative humidity from 30 to 85, the latest 44, in per cent.RELATIVE HUMIDITY%204060801006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

12 mph from the east at 5 AM; at its strongest 16 mph, 1 AM, with a gust of 30 mph at 10 PM Thursday.

Now
12mph
from the east
Strongest
16mph
1 AM
Highest gust
30mph
10 PM Thursday
Wind and Gust at St. Johns Air Park, wind from 0 to 16, the latest 12; gust from 18 to 30, the latest 18, in miles an hour.WIND AND GUSTmph01020306 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMWINDGUST
Wind direction at St. Johns Air Park, wind direction from 20 to 360, the latest 100, 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

30.49 inHg at 5 AM, rising 0.03 inHg over 3 hours; 0.21 inHg higher than a day before.

Now
30.49inHg
5 AM
3 hours
+0.03inHg
rising
24 hours
+0.21inHg
Pressure, altimeter at St. Johns Air Park, pressure, altimeter from 30.22 to 30.49, the latest 30.49, in inches of mercury.PRESSURE, ALTIMETERinHg30.2030.3030.4030.506 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 8 miles at 7 AM Thursday; 10 miles or more now.

Now
10+mi
Lowest
8mi
7 AM Thursday
Hours under a mile
0
Visibility at St. Johns Air Park, visibility from 8.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMLIFRIFRMVFRVFR

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

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

St. Johns Air Park: 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 St Johns Industrial Air Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now3 instruments

St. Johns Air ParkSJN

At an airfield/0.1 mi away/5,732 ft/5 ft below here

temp, wind, gust, visibility, precip, pressure

Greer RAWSQGRA3

A remote fire weather station/31.9 mi away/8,189 ft/2,452 ft above here

temp, wind, gust, humidity, pressure

SR-260 @ MP-378AZT18

Beside a road/34.6 mi away/9,123 ft/3,386 ft above here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Saint JohnsSTJA3

At a cooperative observer's station/1.4 mi away/5,791 ft/54 ft above here

snowfall, snow depth, precip, high, low

St Johns 3.5 SSWAZ-AP-28

In a volunteer observer's own ground/7.8 mi away/5,936 ft/199 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Saint Johns (STJA3), 1.4 miles from here, read 7 Oct, 18:00. measured daily

Elsewhere in Arizona

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

Near St Johns Industrial Air Park

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

Near St Johns Industrial Air Park