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St George Regional Airport, Utah

Medium airport in Washington County, Utah

Air quality

The air at St George Regional Airport

Index 35, good, led by ozone. Read at 9 PM from its reporting area, Hurricane (UT), 15 miles off.

35Good
  • Fine particles (PM2.5)12Good-
  • Ozone35Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 34, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at St George Regional Airport

None in the last 24 hours; 0.02 in over the last 3 days, to Thu 8 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.02in

Visibility

How far you can see at St George Regional Airport, the next 46 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

Airfield

Code
SGU
ICAO
KSGU
IATA
SGU
Field elevation
2,941 ft
Serves
St George
Kind
Medium airport
Scheduled service
Yes
Its own instrument
SGU
Wind now
From 50° at 25 mph, read 15 Oct, 20:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
1 / 199,300 ft150 ftAsphalt23° / 203°22 mph head, on 111 mph from the right
1192,500 ftN50° 25 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 George (SGU), St George Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

68 F at 8 PM; 75 F at its warmest, 4 PM, and 49 F at its coolest, 6 AM.

Now
68F
8 PM
Highest
75F
4 PM
Lowest
49F
6 AM
Temperature and Dew point at St George, temperature from 49.0 to 75.0, the latest 68.0; dew point from 37.0 to 43.0, the latest 43.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF304050607080Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 43 F, the air 40% saturated; the humidity ran from 29% at 3 PM to 77% at 6 AM.

Dew point now
43F
8 PM
Humidity now
40%
Humidity, range
29 to 77%
Relative humidity at St George, relative humidity from 29 to 77, the latest 40, in per cent.RELATIVE HUMIDITY%20406080Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

24 mph from the northeast at 9 PM; at its strongest 25 mph, 5 PM, with a gust of 37 mph at 6 PM.

Now
24mph
from the northeast
Strongest
25mph
5 PM
Highest gust
37mph
6 PM
Wind and Gust at St George, wind from 1 to 25, the latest 24; gust from 25 to 37, the latest 29, in miles an hour.WIND AND GUSTmph010203040Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMWINDGUST
Wind direction at St George, wind direction from 10 to 360, the latest 50, in degrees.WIND DIRECTION°090180270360Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Pressure

30.27 inHg at 9 PM, rising 0.06 inHg over 3 hours; 0.08 inHg higher than a day before.

Now
30.27inHg
9 PM
3 hours
+0.06inHg
rising
24 hours
+0.08inHg
Pressure, altimeter at St George, pressure, altimeter from 30.17 to 30.32, the latest 30.27, in inches of mercury.PRESSURE, ALTIMETERinHg30.1530.2030.2530.3030.35Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

10 miles or more every hour.

Now
10+mi
Lowest
10+mi
Hours under a mile
0
Visibility at St George, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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 George: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest St George Regional 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 now4 instruments

St GeorgeSGU

At an airfield/0.0 mi away/2,870 ft/71 ft below here

temp, wind, gust, visibility, precip, pressure

Sand Hollow ScanSHWU1

At a river or reservoir gauge/9.7 mi away/3,180 ft/239 ft above here

temp, wind, gust, humidity, pressure

Sand HollowS2159

At a soil climate station/9.7 mi away/3,088 ft/147 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Saint GeorgeSGUU1

At a cooperative observer's station/5.7 mi away/2,762 ft/179 ft below here

snowfall, snow depth, precip, high, low

Washington 1.0 ESEUT-WG-24

In a volunteer observer's own ground/6.8 mi away/3,049 ft/108 ft above here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Saint George (SGUU1), 5.7 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Utah

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

Near St George Regional Airport

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

Near St George Regional Airport