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Monroe Municipal Airport, Wisconsin

Small airport in Green County, Wisconsin

Air quality

The air at Monroe Municipal Airport

Index 11, good, led by ozone. Read at 12 AM from its reporting area, Madison Area (WI), 33 miles off.

11Good
  • Fine particles (PM2.5)4Good-
  • Ozone11Good-
  • Coarse particles (PM10)2Good-

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 21, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Monroe Municipal Airport

0.57 in in the last 24 hours, 0.94 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.57in
Last 3 days
0.94in

Visibility

How far you can see at Monroe Municipal Airport, the next 43 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Fri 8 AM.

FriSat

Airfield

Code
EFT
ICAO
KEFT
IATA
-
Field elevation
1,086 ft
Serves
Monroe
Kind
Small airport
Scheduled service
No
Its own instrument
EFT
Wind now
From 300° at 20 mph, read 16 Oct, 00:55

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
02 / 203,000 ft75 ftAsphalt22° / 202°3 mph head, on 0220 mph from the left
12 / 305,000 ft75 ftAsphalt122° / 302°20 mph head, on 301 mph from the left
022012302,000 ftN300° 20 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 Monroe (EFT), Monroe Municipal Airport's own instrument, measure by measure, on the field's own clock.

Temperature

53 F at 12 AM; 60 F at its warmest, 4 PM Thursday, and 53 F at its coolest, 12 AM.

Now
53F
12 AM
Highest
60F
4 PM Thursday
Lowest
53F
12 AM
Temperature and Dew point at Monroe, temperature from 52.8 to 59.8, the latest 52.8; dew point from 48.9 to 59.8, the latest 48.9, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF455055603 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 49 F, the air 87% saturated; the humidity ran from 82% at 4 AM Thursday to 100% at 8 AM Thursday.

Dew point now
49F
12 AM
Humidity now
87%
Humidity, range
82 to 100%
Relative humidity at Monroe, relative humidity from 82 to 100, the latest 87, in per cent.RELATIVE HUMIDITY%808590951003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Wind

18 mph from the west northwest at 12 AM; at its strongest 18 mph, 12 AM, with a gust of 29 mph at 10 PM Thursday.

Now
18mph
from the west northwest
Strongest
18mph
12 AM
Highest gust
29mph
10 PM Thursday
Wind and Gust at Monroe, wind from 2 to 18, the latest 18; gust from 23 to 29, the latest 26, in miles an hour.WIND AND GUSTmph01020303 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Monroe, wind direction from 50 to 330, the latest 300, 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

29.89 inHg at 12 AM, rising 0.06 inHg over 3 hours; 0.29 inHg lower than a day before.

Now
29.89inHg
12 AM
3 hours
+0.06inHg
rising
24 hours
-0.29inHg
Pressure, altimeter at Monroe, pressure, altimeter from 29.78 to 30.18, the latest 29.89, in inches of mercury.PRESSURE, ALTIMETERinHg29.7029.8029.9030.0030.1030.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 0.8 miles at 4 PM Thursday, under a mile for 1 hour; 10 miles or more now.

Now
10+mi
Lowest
0.8mi
4 PM Thursday
Hours under a mile
1
Visibility at Monroe, visibility from 0.8 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 200 ft at 8 AM Thursday; a base was reported in 22 of the hours.

Lowest base now
-
Lowest in 24 hours
200ft
8 AM Thursday
Hours with a base reported
22
Lowest cloud base at Monroe, lowest cloud base from 200 to 3,000, the latest 1,300, in feet.LOWEST CLOUD BASEft01,0002,0003,0003 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16LIFRIFRMVFR

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

Precipitation

0.60 in measured in the gauge, the most, 0.36 in, in the hour to 5 PM Thursday.

Last 24 hours
0.60in
Wettest hour
0.36in
5 PM Thursday
Hours with some
10
Precipitation at Monroe, precipitation from 0.00 to 0.36, the latest 0.00, in inches.PRECIPITATIONin0.000.100.200.300.403 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Monroe: 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 Monroe Municipal 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 now3 instruments

MonroeEFT

At an airfield/0.0 mi away/1,086 ft/level with here

temp, wind, gust, visibility, precip, pressure

Monroe - STH 11 @ STH 61MNRW3

Beside a road/2.4 mi away/1,076 ft/10 ft below here

temp, pavement temp, wind, visibility, precip

BrooklynBKNW3

At a river or reservoir gauge/18.2 mi away/916 ft/170 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Monroe 0.7 ESEWI-GN-24

In a volunteer observer's own ground/2.4 mi away/1,092 ft/6 ft above here

precip, snowfall, snow depth

MonroeMONW3

At a cooperative observer's station/4.0 mi away/1,010 ft/76 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Monroe (MONW3), 4.0 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Wisconsin

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

Near Monroe Municipal Airport

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

Near Monroe Municipal Airport