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Chippewa Valley Regional Airport, Wisconsin

Medium airport in Chippewa County, Wisconsin

Air quality

The air at Chippewa Valley Regional Airport

Index 16, good, led by fine particles. Read at 11 PM from its reporting area, Chippewa Valley and Eastern Twin Cities (WI), 17 miles off.

16Good
  • Fine particles (PM2.5)16Good8.2 mi
  • Ozone15Good12 ppb8.2 mi
  • Coarse particles (PM10)5Good8.2 mi

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 16, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Chippewa Valley Regional Airport

0.98 in in the last 24 hours, 1.00 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.98in
Last 3 days
1.00in

Visibility

How far you can see at Chippewa Valley Regional Airport, the next 44 hours

Visibility stays 3 miles or more through Sat 7 PM, lowest 4 miles Fri 6 AM.

FriSat

Airfield

Code
EAU
ICAO
KEAU
IATA
EAU
Field elevation
913 ft
Serves
Eau Claire
Kind
Medium airport
Scheduled service
Yes
Its own instrument
EAU
Wind now
From 280° at 9 mph, read 15 Oct, 23:56

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
04 / 228,101 ft150 ftConcrete45° / 225°5 mph head, on 227 mph from the right
14 / 325,000 ft100 ftConcrete139° / 319°7 mph head, on 326 mph from the left
042214322,500 ftN280° 9 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 Eau Claire (EAU), Chippewa Valley Regional Airport's own instrument, measure by measure, on the field's own clock.

Temperature

48 F at 10 PM Thursday; 53 F at its warmest, 7 AM Thursday, and 48 F at its coolest, 1 AM Thursday.

Now
48F
10 PM Thursday
Highest
53F
7 AM Thursday
Lowest
48F
1 AM Thursday
Temperature and Dew point at Eau Claire, temperature from 48.0 to 53.0, the latest 48.0; dew point from 43.0 to 50.0, the latest 46.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF42.54547.55052.5553 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 46 F, the air 93% saturated; the humidity ran from 74% at 7 AM Thursday to 96% at 3 PM Thursday.

Dew point now
46F
10 PM Thursday
Humidity now
93%
Humidity, range
74 to 96%
Relative humidity at Eau Claire, relative humidity from 74 to 96, the latest 93, 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

9 mph from the west northwest at 10 PM Thursday; at its strongest 10 mph, 7 PM Thursday, with a gust of 21 mph at 7 PM Thursday.

Now
9mph
from the west northwest
Strongest
10mph
7 PM Thursday
Highest gust
21mph
7 PM Thursday
Wind and Gust at Eau Claire, wind from 1 to 10, the latest 9; gust from 17 to 21, the latest 17, in miles an hour.WIND AND GUSTmph05101520253 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16WINDGUST
Wind direction at Eau Claire, wind direction from 40 to 350, the latest 290, 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

29.92 inHg at 10 PM Thursday, steady over 3 hours; 0.25 inHg lower than a day before.

Now
29.92inHg
10 PM Thursday
3 hours
+0.00inHg
steady
24 hours
-0.25inHg
Pressure, altimeter at Eau Claire, pressure, altimeter from 29.88 to 30.18, the latest 29.92, in inches of mercury.PRESSURE, ALTIMETERinHg29.8029.9030.0030.1030.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Visibility

Down to 2 miles at 5 PM Thursday; 9 miles now.

Now
9mi
Lowest
2mi
5 PM Thursday
Hours under a mile
0
Visibility at Eau Claire, visibility from 1.8 to 10.0, the latest 9.0, 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 400 ft at 3 PM Thursday; a base was reported in 22 of the hours.

Lowest base now
-
Lowest in 24 hours
400ft
3 PM Thursday
Hours with a base reported
22
Lowest cloud base at Eau Claire, lowest cloud base from 400 to 3,800, the latest 900, 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

0.98 in measured in the gauge, the most, 0.17 in, in the hour to 3 PM Thursday.

Last 24 hours
0.98in
Wettest hour
0.17in
3 PM Thursday
Hours with some
14
Precipitation at Eau Claire, precipitation from 0.00 to 0.17, the latest 0.02, in inches.PRECIPITATIONin0.000.050.100.150.203 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16

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

Eau Claire: 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 Chippewa Valley Regional 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

Eau ClaireEAU

At an airfield/0.0 mi away/886 ft/27 ft below here

temp, wind, gust, visibility, precip, pressure

Augusta Fire WeatherAFWW3

At a river or reservoir gauge/20.7 mi away/961 ft/48 ft above here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Eau Claire 2.2 NWI-EC-43

In a volunteer observer's own ground/0.9 mi away/893 ft/20 ft below here

precip, snowfall, snow depth

Eau Claire 3SWELRW3

At a cooperative observer's station/5.6 mi away/863 ft/50 ft below here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Eau Claire 3SW (ELRW3), 5.6 miles from here, read 14 Oct, 23:58. measured daily

Elsewhere in Wisconsin

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

Near Chippewa Valley Regional Airport

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

Near Chippewa Valley Regional Airport