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Davis Monthan Air Force Base, Arizona

Medium airport in Pima County, Arizona

Air quality

The air at Davis Monthan Air Force Base

Index 41, good, led by ozone. Read at 8 PM from its reporting area, Tucson (AZ), 6 miles off.

41Good
  • Fine particles (PM2.5)26Good7.5 mi
  • Ozone41Good40 ppb2.4 mi
  • Coarse particles (PM10)19Good5.6 mi
  • Nitrogen dioxide2Good2 ppb2.4 mi
  • Sulfur dioxide0Good0 ppb10.5 mi
  • Carbon monoxide-0.2 ppm10.5 mi

The days ahead

Highest 56, moderate, Fri Oct 16, led by ozone. Yesterday measured 44, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 5 PM.

FriSat

Precipitation

What has fallen at Davis Monthan Air Force Base

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

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Davis Monthan Air Force Base, the next 45 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

Airfield

Code
DMA
ICAO
KDMA
IATA
DMA
Field elevation
2,704 ft
Serves
Tucson
Kind
Medium airport
Scheduled service
No
Its own instrument
DMA
Wind now
From 60° at 10 mph, read 15 Oct, 20:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
12 / 3013,643 ft200 ftAsphalt and concrete137° / 317°2 mph head, on 1210 mph from the left
12302,500 ftN60° 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 Davis-Monthan AFB (DMA), Davis Monthan Air Force Base's own instrument, measure by measure, on the field's own clock.

Temperature

78 F at 7 PM; 85 F at its warmest, 3 PM, and 51 F at its coolest, 5 AM.

Now
78F
7 PM
Highest
85F
3 PM
Lowest
51F
5 AM
Temperature and Dew point at Davis-Monthan AFB, temperature from 50.5 to 85.3, the latest 78.0; dew point from 35.6 to 39.4, the latest 37.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080100Oct 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 37 F, the air 23% saturated; the humidity ran from 18% at 2 PM to 63% at 6 AM.

Dew point now
37F
7 PM
Humidity now
23%
Humidity, range
18 to 63%
Relative humidity at Davis-Monthan AFB, relative humidity from 18 to 63, the latest 23, in per cent.RELATIVE HUMIDITY%020406080Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

13 mph from the northeast at 7 PM; at its strongest 13 mph, 3 PM, and no gust reported.

Now
13mph
from the northeast
Strongest
13mph
3 PM
Highest gust
-
none reported
Wind at Davis-Monthan AFB, wind from 0 to 13, the latest 13, in miles an hour.WINDmph051015Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Davis-Monthan AFB, wind direction from 10 to 340, the latest 40, 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

29.98 inHg at 7 PM, rising 0.04 inHg over 3 hours; 0.09 inHg lower than a day before.

Now
29.98inHg
7 PM
3 hours
+0.04inHg
rising
24 hours
-0.09inHg
Pressure, altimeter at Davis-Monthan AFB, pressure, altimeter from 29.94 to 30.07, the latest 29.98, in inches of mercury.PRESSURE, ALTIMETERinHg29.9029.9530.0030.0530.10Oct 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 Davis-Monthan AFB, 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

Davis-Monthan AFB: 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 Davis Monthan Air Force Base, 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 now3 instruments

Davis-Monthan AFBDMA

At an airfield/0.0 mi away/2,703 ft/1 ft below here

temp, wind, gust, visibility, precip, pressure

Saguaro RAWSQSGA3

A remote fire weather station/11.1 mi away/2,831 ft/127 ft above here

temp, wind, gust, humidity, pressure

Tucson 11 W53131

At a climate reference station/16.8 mi away/2,733 ft/29 ft above here

temp, humidity, wind, solar, precip

measured daily2 instruments

Tucson 1.2 EAZ-PM-20

In a volunteer observer's own ground/2.3 mi away/2,614 ft/90 ft below here

precip, snowfall, snow depth

Saguaro National ParkSGUA3

In a park or preserve/8.6 mi away/3,080 ft/376 ft above here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Arizona

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

Near Davis Monthan Air Force Base

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

Near Davis Monthan Air Force Base