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West Michigan Regional Airport, Michigan

Small airport in Allegan County, Michigan

Air quality

The air at West Michigan Regional Airport

Index 42, good, led by fine particles. Read at 1 AM from its reporting area, Grand Rapids (MI), 20 miles off.

42Good
  • Fine particles (PM2.5)42Good2.7 mi
  • Ozone14Good13 ppb2.7 mi
  • Coarse particles (PM10)7Good16.8 mi
  • Nitrogen dioxide6Good6.5 ppb2.7 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 49, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at West Michigan Regional Airport

0.37 in in the last 24 hours, 0.40 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.37in
Last 3 days
0.40in

Visibility

How far you can see at West Michigan Regional Airport, the next 43 hours

Visibility stays 4 miles or more through Sat 8 PM, lowest 4 miles Fri 7 AM.

FriSat

Airfield

Code
BIV
ICAO
KBIV
IATA
-
Field elevation
698 ft
Serves
Holland
Kind
Small airport
Scheduled service
No
Its own instrument
BIV
Wind now
From 270° at 17 mph, read 16 Oct, 02:04

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
08 / 266,002 ft100 ftAsphalt80° / 260°17 mph head, on 263 mph from the right
08262,500 ftN270° 17 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 Holland (BIV), West Michigan Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

60 F at 2 AM; 64 F at its warmest, 11 PM Thursday, and 51 F at its coolest, 3 AM Thursday.

Now
60F
2 AM
Highest
64F
11 PM Thursday
Lowest
51F
3 AM Thursday
Temperature and Dew point at Holland, temperature from 51.0 to 64.0, the latest 60.0; dew point from 45.0 to 62.5, the latest 56.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF45505560653 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16TEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 56 F, the air 87% saturated; the humidity ran from 72% at 11 AM Thursday to 96% at 10 PM Thursday.

Dew point now
56F
2 AM
Humidity now
87%
Humidity, range
72 to 96%
Relative humidity at Holland, relative humidity from 72 to 96, the latest 87, in per cent.RELATIVE HUMIDITY%7080901003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

17 mph from the west at 2 AM; at its strongest 20 mph, 12 AM, with a gust of 35 mph at 11 PM Thursday.

Now
17mph
from the west
Strongest
20mph
12 AM
Highest gust
35mph
11 PM Thursday
Wind and Gust at Holland, wind from 6 to 20, the latest 17; gust from 16 to 35, the latest 29, in miles an hour.WIND AND GUSTmph0102030403 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Holland, wind direction from 80 to 270, the latest 270, 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

29.72 inHg at 2 AM, steady over 3 hours; 0.50 inHg lower than a day before.

Now
29.72inHg
2 AM
3 hours
+0.02inHg
steady
24 hours
-0.50inHg
Pressure, altimeter at Holland, pressure, altimeter from 29.69 to 30.22, the latest 29.72, in inches of mercury.PRESSURE, ALTIMETERinHg29.6029.8030.0030.2030.403 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 8 PM Thursday; 10 miles or more now.

Now
10+mi
Lowest
2mi
8 PM Thursday
Hours under a mile
0
Visibility at Holland, 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 500 ft at 10 PM Thursday; a base was reported in 24 of the hours.

Lowest base now
1,600ft
Lowest in 24 hours
500ft
10 PM Thursday
Hours with a base reported
24
Lowest cloud base at Holland, lowest cloud base from 500 to 3,800, the latest 1,600, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFRVFR

How it is measured: Cloud classification, Field Book FB-SKY-001

Precipitation

0.40 in measured in the gauge, the most, 0.22 in, in the hour to 8 PM Thursday.

Last 24 hours
0.40in
Wettest hour
0.22in
8 PM Thursday
Hours with some
12
Precipitation at Holland, precipitation from 0.00 to 0.22, the latest 0.01, in inches.PRECIPITATIONin0.000.100.200.303 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Holland: 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 West Michigan Regional Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now3 instruments

HollandBIV

At an airfield/0.6 mi away/682 ft/16 ft below here

temp, wind, gust, visibility, precip, pressure

MI-03 HollandMC097

Beside a road/0.8 mi away/692 ft/6 ft below here

temp, pavement temp, wind, visibility, precip

RAWS - BradleyBDLM4

A remote fire weather station/24.1 mi away/764 ft/66 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Holland 0.6 NWMI-OW-39

In a volunteer observer's own ground/2.4 mi away/617 ft/81 ft below here

precip, snowfall, snow depth

HollandHOLM4

At a cooperative observer's station/4.0 mi away/604 ft/94 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Holland (HOLM4), 4.0 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Michigan

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

Near West Michigan Regional Airport

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

Near West Michigan Regional Airport