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Denver International Airport, Colorado

Large airport in Denver County, Colorado

Air quality

The air at Denver International Airport

Index 65, moderate, led by fine particles. Read at 12 AM from its reporting area, Denver-Boulder (CO), 20 miles off.

65Moderate
  • Fine particles (PM2.5)65Moderate16.6 mi
  • Ozone28Good15 ppb14.9 mi
  • Coarse particles (PM10)15Good-
  • Nitrogen dioxide15Good16.1 ppb14.9 mi
  • Sulfur dioxide0Good0 ppb14.9 mi
  • Carbon monoxide-0.5 ppm18.6 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 43, good.

Smoke, the next 42 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Denver International Airport

0.07 in in the last 24 hours, 0.21 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.07in
Last 3 days
0.21in

Visibility

How far you can see at Denver International Airport, the next 42 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

Airfield

Code
DEN
ICAO
KDEN
IATA
DEN
Field elevation
5,431 ft
Serves
Denver
Kind
Large airport
Scheduled service
Yes
Its own instrument
DEN
Wind now
From 20° at 10 mph, read 15 Oct, 23:53

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
07 / 2512,000 ft150 ftConcrete90° / 270°3 mph head, on 079 mph from the left
08 / 2612,000 ft150 ftConcrete91° / 271°3 mph head, on 089 mph from the left
16L / 34R12,000 ft150 ftConcrete180° / 0°9 mph head, on 34R3 mph from the right
16R / 34L16,000 ft200 ftConcrete181° / 1°9 mph head, on 34L3 mph from the right
17L / 35R12,000 ft150 ftConcrete181° / 1°9 mph head, on 35R3 mph from the right
17R / 35L12,000 ft150 ftConcrete181° / 1°9 mph head, on 35L3 mph from the right
0725082616L34R16R34L17L35R17R35L10,000 ftN20° 10 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 Denver Intnl Arpt (DEN), Denver International Airport's own instrument, measure by measure, on the field's own clock.

Temperature

35 F at 12 AM; 53 F at its warmest, 4 PM Thursday, and 35 F at its coolest, 12 AM.

Now
35F
12 AM
Highest
53F
4 PM Thursday
Lowest
35F
12 AM
Temperature and Dew point at Denver Intnl Arpt, temperature from 35.0 to 53.0, the latest 35.0; dew point from 28.0 to 41.3, the latest 28.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20304050603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16FREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 28 F, the air 75% saturated; the humidity ran from 46% at 4 PM Thursday to 99% at 2 AM Thursday.

Dew point now
28F
12 AM
Humidity now
75%
Humidity, range
46 to 99%
Relative humidity at Denver Intnl Arpt, relative humidity from 46 to 99, the latest 75, in per cent.RELATIVE HUMIDITY%4060801003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

10 mph from the north at 12 AM; at its strongest 24 mph, 2 PM Thursday, with a gust of 38 mph at 10 AM Thursday.

Now
10mph
from the north
Strongest
24mph
2 PM Thursday
Highest gust
38mph
10 AM Thursday
Wind and Gust at Denver Intnl Arpt, wind from 1 to 24, the latest 10; gust from 17 to 38, the latest 17, in miles an hour.WIND AND GUSTmph0102030403 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Denver Intnl Arpt, wind direction from 10 to 360, the latest 360, in degrees.WIND DIRECTION°0901802703603 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Pressure

30.70 inHg at 12 AM, rising 0.08 inHg over 3 hours; 0.57 inHg higher than a day before.

Now
30.70inHg
12 AM
3 hours
+0.08inHg
rising
24 hours
+0.57inHg
Pressure, altimeter at Denver Intnl Arpt, pressure, altimeter from 30.13 to 30.70, the latest 30.70, in inches of mercury.PRESSURE, ALTIMETERinHg30.0030.2030.4030.6030.803 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 2 miles at 3 AM Thursday; 10 miles or more now.

Now
10+mi
Lowest
2mi
3 AM Thursday
Hours under a mile
0
Visibility at Denver Intnl Arpt, visibility from 2.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 300 ft at 2 AM Thursday; a base was reported in 20 of the hours.

Lowest base now
-
Lowest in 24 hours
300ft
2 AM Thursday
Hours with a base reported
20
Lowest cloud base at Denver Intnl Arpt, lowest cloud base from 300 to 5,000, the latest 5,000, in feet.LOWEST CLOUD BASEft02,0004,0006,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16MVFRVFR

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 7 AM Thursday.

Last 24 hours
0.03in
Wettest hour
0.02in
7 AM Thursday
Hours with some
4
Precipitation at Denver Intnl Arpt, precipitation from 0.00 to 0.02, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.103 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Denver Intnl Arpt: 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 Denver International Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.1 miles away.

measured now3 instruments

Denver Intnl ArptDEN

At an airfield/2.1 mi away/5,433 ft/2 ft above here

temp, wind, gust, visibility, precip, pressure

Mss-DE470G

Beside a road/3.9 mi away/5,507 ft/76 ft above here

temp, pavement temp, wind, visibility, precip

Commerce City 4E - ArsenalAENC2

On a military installation/10.0 mi away/5,274 ft/157 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Brighton - DIA 4NNWDIAC2

At a cooperative observer's station/3.1 mi away/5,361 ft/70 ft below here

snowfall, snow depth, precip, high, low

Aurora 8.4 NNECO-AD-265

In a volunteer observer's own ground/5.0 mi away/5,452 ft/21 ft above here

precip, snowfall, snow depth

-

Snow on the ground

Elsewhere in Colorado

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

Near Denver International Airport

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

Near Denver International Airport