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Frankfort Dow Memorial Field, Michigan

Small airport in Benzie County, Michigan

Air quality

The air at Frankfort Dow Memorial Field

Index 18, good, led by ozone. Read at 11 PM from its reporting area, Northwest Lower (MI), 40 miles off.

18Good
  • Fine particles (PM2.5)9Good22.4 mi
  • Ozone18Good17 ppb4.5 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 21, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Frankfort Dow Memorial Field

0.75 in in the last 24 hours, 2.20 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.75in
Last 3 days
2.20in

Visibility

How far you can see at Frankfort Dow Memorial Field, the next 46 hours

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

FriSat

Airfield

Code
FKS
ICAO
KFKS
IATA
-
Field elevation
633 ft
Serves
Frankfort
Kind
Small airport
Scheduled service
No
Its own instrument
FKS
Wind now
From 30° at 3 mph, read 15 Oct, 23:15

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
15 / 334,050 ft75 ftAsphalt139° / 319°1 mph head, on 333 mph from the right
15331,000 ftN30° 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 Frankfort (FKS), Frankfort Dow Memorial Field's own instrument, measure by measure, on the field's own clock.

Temperature

50 F at 11 PM; 55 F at its warmest, 1 PM, and 47 F at its coolest, 5 AM.

Now
50F
11 PM
Highest
55F
1 PM
Lowest
47F
5 AM
Temperature and Dew point at Frankfort, temperature from 47.0 to 54.8, the latest 50.0; dew point from 41.0 to 50.0, the latest 48.2, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF40455055Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMTEMPERATUREDEW 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 93% saturated; the humidity ran from 70% at 1 PM to 100% at 6 PM.

Dew point now
48F
11 PM
Humidity now
93%
Humidity, range
70 to 100%
Relative humidity at Frankfort, relative humidity from 70 to 100, the latest 93, in per cent.RELATIVE HUMIDITY%708090100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

3 mph from the north northeast at 11 PM; at its strongest 9 mph, 1 PM, and no gust reported.

Now
3mph
from the north northeast
Strongest
9mph
1 PM
Highest gust
-
none reported
Wind at Frankfort, wind from 2 to 9, the latest 3, in miles an hour.WINDmph0246810Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Frankfort, wind direction from 30 to 150, the latest 30, 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

29.73 inHg at 11 PM, falling 0.10 inHg over 3 hours; 0.51 inHg lower than a day before.

Now
29.73inHg
11 PM
3 hours
-0.10inHg
falling
24 hours
-0.51inHg
Pressure, altimeter at Frankfort, pressure, altimeter from 29.73 to 30.27, the latest 29.73, in inches of mercury.PRESSURE, ALTIMETERinHg29.6029.8030.0030.2030.40Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 2 miles at 6 PM; 9 miles now.

Now
9mi
Lowest
2mi
6 PM
Hours under a mile
0
Visibility at Frankfort, visibility from 1.5 to 10.0, the latest 9.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 600 ft at 7 PM; a base was reported in 23 of the hours.

Lowest base now
2,100ft
Lowest in 24 hours
600ft
7 PM
Hours with a base reported
23
Lowest cloud base at Frankfort, lowest cloud base from 600 to 3,600, the latest 2,100, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,000Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Precipitation

0.64 in measured in the gauge, the most, 0.15 in, in the hour to 5 PM.

Last 24 hours
0.64in
Wettest hour
0.15in
5 PM
Hours with some
8
Precipitation at Frankfort, precipitation from 0.00 to 0.15, the latest 0.00, in inches.PRECIPITATIONin0.000.050.100.15Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Frankfort: 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 Frankfort Dow Memorial Field, 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

FrankfortFKS

At an airfield/0.0 mi away/633 ft/level with here

temp, wind, gust, visibility, precip, pressure

BenzoniaMC014

Beside a road/5.7 mi away/679 ft/46 ft above here

temp, pavement temp, wind, visibility, precip

The Bear RAWSSBDM4

A remote fire weather station/14.3 mi away/942 ft/309 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

FrankfortFRKM4

At a cooperative observer's station/1.7 mi away/827 ft/194 ft above here

snowfall, snow depth, precip, high, low

Frankfort 3.9 EMI-BZ-5

In a volunteer observer's own ground/2.2 mi away/591 ft/42 ft below here

precip, snowfall, snow depth

0in

Snow on the ground

Measured at Frankfort (FRKM4), 1.7 miles from here, read 15 Oct, 18:00. measured daily

Elsewhere in Michigan

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

Near Frankfort Dow Memorial Field

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

Near Frankfort Dow Memorial Field