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Antrim County Airport, Michigan

Small airport in Antrim County, Michigan

Air quality

The air at Antrim County Airport

Index 19, good, led by ozone. Read at 4 AM from its reporting area, Northwest Lower (MI), 15 miles off.

19Good
  • Fine particles (PM2.5)3Good-
  • Ozone19Good-

The days ahead

Yesterday measured 19, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Antrim County Airport

0.65 in in the last 24 hours, and none in the 2 days before, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.65in
Last 3 days
0.65in

Visibility

How far you can see at Antrim County Airport, the next 41 hours

Visibility stays 4 miles or more through Sat 8 PM, lowest 4 miles Fri 5 PM.

FriSat

Airfield

Code
ACB
ICAO
KACB
IATA
ACB
Field elevation
623 ft
Serves
Bellaire
Kind
Small airport
Scheduled service
No
Its own instrument
ACB
Wind now
From 320° at 3 mph, read 16 Oct, 04:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
02 / 205,003 ft100 ftAsphalt17° / 197°2 mph head, on 023 mph from the left
02202,000 ftN320° 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 Bellaire (ACB), Antrim County Airport's own instrument, measure by measure, on the field's own clock.

Temperature

50 F at 4 AM; 55 F at its warmest, 1 PM Thursday, and 46 F at its coolest, 5 AM Thursday.

Now
50F
4 AM
Highest
55F
1 PM Thursday
Lowest
46F
5 AM Thursday
Temperature and Dew point at Bellaire, temperature from 46.1 to 55.2, the latest 49.6; dew point from 40.1 to 48.3, the latest 48.3, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF40455055606 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 48 F, the air 95% saturated; the humidity ran from 64% at 1 PM Thursday to 96% at 3 AM.

Dew point now
48F
4 AM
Humidity now
95%
Humidity, range
64 to 96%
Relative humidity at Bellaire, relative humidity from 64 to 96, the latest 95, in per cent.RELATIVE HUMIDITY%607080901006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

2 mph from the northwest at 4 AM; at its strongest 8 mph, 1 PM Thursday, and no gust reported.

Now
2mph
from the northwest
Strongest
8mph
1 PM Thursday
Highest gust
-
none reported
Wind at Bellaire, wind from 0 to 8, the latest 2, in miles an hour.WINDmph02.557.5106 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Wind direction at Bellaire, wind direction from 20 to 350, the latest 320, 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

29.71 inHg at 4 AM, steady over 3 hours; 0.57 inHg lower than a day before.

Now
29.71inHg
4 AM
3 hours
+0.02inHg
steady
24 hours
-0.57inHg
Pressure, altimeter at Bellaire, pressure, altimeter from 29.69 to 30.28, the latest 29.71, in inches of mercury.PRESSURE, ALTIMETERinHg29.6029.8030.0030.2030.406 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

Down to 3 miles at 12 AM; 10 miles or more now.

Now
10+mi
Lowest
3mi
12 AM
Hours under a mile
0
Visibility at Bellaire, visibility from 3.0 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

Cloud base

The lowest cloud base came down to 400 ft at 12 AM; a base was reported in 24 of the hours.

Lowest base now
600ft
Lowest in 24 hours
400ft
12 AM
Hours with a base reported
24
Lowest cloud base at Bellaire, lowest cloud base from 400 to 3,700, the latest 600, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,0006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMLIFRIFRMVFRVFR

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

Bellaire: 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 Antrim County 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

BellaireACB

At an airfield/0.0 mi away/623 ft/level with here

temp, wind, gust, visibility, precip, pressure

EastportMC049

Beside a road/11.1 mi away/610 ft/13 ft below here

temp, pavement temp, wind, visibility, precip

Grand Traverse LightGTLM4

At a river or reservoir gauge/23.0 mi away/568 ft/55 ft below here

temp, wind, gust, humidity, pressure

Gaylord 9 SSW54854

At a climate reference station/24.2 mi away/1,461 ft/838 ft above here

temp, humidity, wind, solar, precip

measured daily2 instruments

Bellaire 3.2 NMI-AT-9

In a volunteer observer's own ground/2.4 mi away/608 ft/15 ft below here

precip, snowfall, snow depth

East JordanEJNM4

At a cooperative observer's station/13.9 mi away/646 ft/23 ft above here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at East Jordan (EJNM4), 13.9 miles from here, read 15 Oct, 17:00. measured daily

Elsewhere in Michigan

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

Near Antrim County Airport

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

Near Antrim County Airport