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Gunnison Crested Butte Regional Airport, Colorado

Medium airport in Gunnison County, Colorado

Air quality

The air at Gunnison Crested Butte Regional Airport

Index 39, good, led by ozone. Read at 4 PM from its reporting area, Aspen (CO), 46 miles off.

39Good
  • Fine particles (PM2.5)9Good-
  • Ozone39Good-
  • Coarse particles (PM10)7Good-

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 31, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 12 PM.

FriSatSun

Precipitation

What has fallen at Gunnison Crested Butte Regional Airport

None in the last 24 hours; 0.04 in over the last 3 days, to Fri 3 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.04in

Visibility

How far you can see at Gunnison Crested Butte Regional Airport, the next 45 hours

Visibility stays 10 miles or more through Sun 12 PM.

FriSatSun

Airfield

Code
GUC
ICAO
KGUC
IATA
GUC
Field elevation
7,680 ft
Serves
Gunnison
Kind
Medium airport
Scheduled service
Yes
Its own instrument
GUC
Wind now
From 180° at 3 mph, read 16 Oct, 15:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
17 / 35 unlit2,981 ft150 ftGVL180° / 0°3 mph head, on 17None
7 / 259,400 ft150 ftAsphalt73° / 253°1 mph head, on 253 mph from the left
17357252,500 ftN180° 3 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 Gunnison Co. (AWOS) (GUC), Gunnison Crested Butte Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

61 F at 3 PM; 61 F at its warmest, 3 PM, and 22 F at its coolest, 5 AM.

Now
61F
3 PM
Highest
61F
3 PM
Lowest
22F
5 AM
Temperature and Dew point at Gunnison Co. (AWOS), temperature from 22.0 to 61.0, the latest 61.0; dew point from 2.0 to 30.0, the latest 2.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF0204060806 PM9 PMOct 163 AM6 AM9 AM12 PM3 PMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 2 F, the air 9% saturated; the humidity ran from 9% at 3 PM to 92% at 4 AM.

Dew point now
2F
3 PM
Humidity now
9%
Humidity, range
9 to 92%
Relative humidity at Gunnison Co. (AWOS), relative humidity from 9 to 92, the latest 9, in per cent.RELATIVE HUMIDITY%02550751006 PM9 PMOct 163 AM6 AM9 AM12 PM3 PM

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

Wind

Calm at 4 PM; at its strongest 16 mph, 6 PM Thursday, with a gust of 22 mph at 7 PM Thursday.

Now
0mph
calm
Strongest
16mph
6 PM Thursday
Highest gust
22mph
7 PM Thursday
Wind at Gunnison Co. (AWOS), wind from 0 to 16, the latest 0, in miles an hour.WINDmph051015206 PM9 PMOct 163 AM6 AM9 AM12 PM3 PM
Wind direction at Gunnison Co. (AWOS), wind direction from 10 to 360, the latest 180, in degrees.WIND DIRECTION°0901802703606 PM9 PMOct 163 AM6 AM9 AM12 PM3 PM

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

Pressure

30.61 inHg at 4 PM, falling 0.05 inHg over 3 hours; 0.14 inHg higher than a day before.

Now
30.61inHg
4 PM
3 hours
-0.05inHg
falling
24 hours
+0.14inHg
Pressure, altimeter at Gunnison Co. (AWOS), pressure, altimeter from 30.47 to 30.78, the latest 30.61, in inches of mercury.PRESSURE, ALTIMETERinHg30.4030.5030.6030.7030.806 PM9 PMOct 163 AM6 AM9 AM12 PM3 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 Gunnison Co. (AWOS), visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5106 PM9 PMOct 163 AM6 AM9 AM12 PM3 PMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 6,500 ft at 5 PM Thursday; a base was reported in 3 of the hours.

Lowest base now
-
Lowest in 24 hours
6,500ft
5 PM Thursday
Hours with a base reported
3
Lowest cloud base at Gunnison Co. (AWOS), lowest cloud base from 6,500 to 7,000, the latest 6,500, in feet.LOWEST CLOUD BASEft6,4006,6006,8007,0006 PM9 PMOct 163 AM6 AM9 AM12 PM3 PMVFR

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

Gunnison Co. (AWOS): 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 Gunnison Crested Butte Regional Airport, 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

Gunnison Co. (AWOS)GUC

At an airfield/0.1 mi away/7,674 ft/6 ft below here

temp, wind, gust, visibility, precip, pressure

Monarch Pass (60)CO056

Beside a road/33.0 mi away/11,263 ft/3,583 ft above here

temp, pavement temp, wind, visibility, precip

measured daily2 instruments

Gunnison 0.5 WSWCO-GN-51

In a volunteer observer's own ground/0.5 mi away/7,681 ft/1 ft above here

precip, snowfall, snow depth

Gunnison CoopGUNC2

At a cooperative observer's station/1.8 mi away/7,674 ft/6 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Gunnison Coop (GUNC2), 1.8 miles from here, read 13 Oct, 08:00. measured daily

Elsewhere in Colorado

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

Near Gunnison Crested Butte Regional Airport

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

Near Gunnison Crested Butte Regional Airport