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Lake County Executive Airport, Ohio

Small airport in Lake County, Ohio

Air quality

The air at Lake County Executive Airport

Index 57, moderate, led by fine particles. Read at 4 AM from its reporting area, Cleveland-Akron-Lorain (OH), 21 miles off.

57Moderate
  • Fine particles (PM2.5)57Moderate8.3 mi
  • Ozone23Good20 ppb1.7 mi
  • Coarse particles (PM10)22Good19.8 mi
  • Nitrogen dioxide5Good5 ppb19.8 mi
  • Sulfur dioxide0Good0 ppb8.3 mi
  • Carbon monoxide-0.2 ppm19.8 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 38, good.

Smoke, the next 40 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Lake County Executive Airport

None in the last 24 hours; 0.04 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.04in

Visibility

How far you can see at Lake County Executive Airport, the next 40 hours

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Sat 12 AM.

FriSat

Airfield

Code
LNN
ICAO
KLNN
IATA
LNN
Field elevation
626 ft
Serves
Willoughby
Kind
Small airport
Scheduled service
No
Its own instrument
LNN
Wind now
From 230° at 12 mph, read 16 Oct, 04:35

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
05 / 235,028 ft100 ftAsphalt44° / 224°12 mph head, on 231 mph from the right
10 / 284,272 ft100 ftAsphalt90° / 270°9 mph head, on 288 mph from the left
052310282,000 ftN230° 12 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 Willoughby (LNN), Lake County Executive Airport's own instrument, measure by measure, on the field's own clock.

Temperature

72 F at 4 AM; 72 F at its warmest, 3 AM, and 55 F at its coolest, 7 AM Thursday.

Now
72F
4 AM
Highest
72F
3 AM
Lowest
55F
7 AM Thursday
Temperature and Dew point at Willoughby, temperature from 54.8 to 71.9, the latest 71.6; dew point from 44.9 to 63.5, the latest 63.3, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF40506070806 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 63 F, the air 75% saturated; the humidity ran from 53% at 12 PM Thursday to 79% at 1 AM.

Dew point now
63F
4 AM
Humidity now
75%
Humidity, range
53 to 79%
Relative humidity at Willoughby, relative humidity from 53 to 79, the latest 75, in per cent.RELATIVE HUMIDITY%506070806 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Wind

13 mph from the southwest at 4 AM; at its strongest 15 mph, 3 AM, with a gust of 25 mph at 12 AM.

Now
13mph
from the southwest
Strongest
15mph
3 AM
Highest gust
25mph
12 AM
Wind and Gust at Willoughby, wind from 2 to 15, the latest 13; gust from 21 to 25, the latest 21, in miles an hour.WIND AND GUSTmph01020306 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMWINDGUST
Wind direction at Willoughby, wind direction from 20 to 230, the latest 230, 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, falling 0.04 inHg over 3 hours; 0.49 inHg lower than a day before.

Now
29.71inHg
4 AM
3 hours
-0.04inHg
falling
24 hours
-0.49inHg
Pressure, altimeter at Willoughby, pressure, altimeter from 29.71 to 30.20, the latest 29.71, in inches of mercury.PRESSURE, ALTIMETERinHg29.6029.8030.0030.206 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM

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

Visibility

10 miles or more every hour.

Now
10+mi
Lowest
10+mi
Hours under a mile
0
Visibility at Willoughby, visibility from 10.0 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 1,500 ft at 9 PM Thursday; a base was reported in 17 of the hours.

Lowest base now
-
Lowest in 24 hours
1,500ft
9 PM Thursday
Hours with a base reported
17
Lowest cloud base at Willoughby, lowest cloud base from 1,500 to 6,000, the latest 2,400, in feet.LOWEST CLOUD BASEft02,0004,0006,0006 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMMVFRVFR

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

Willoughby: 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 Lake County Executive 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

WilloughbyLNN

At an airfield/0.0 mi away/619 ft/7 ft below here

temp, wind, gust, visibility, precip, pressure

177-I-90 @ Hermitage Rd.OH167

Beside a road/6.0 mi away/1,040 ft/414 ft above here

temp, pavement temp, wind, visibility, precip

Mentor Headlands ParkHEDO1

At a river or reservoir gauge/6.8 mi away/581 ft/45 ft below here

temp, wind, gust, humidity, pressure

measured daily2 instruments

Willoughby 3.2 NOH-LK-25

In a volunteer observer's own ground/1.1 mi away/610 ft/16 ft below here

precip, snowfall, snow depth

Painesville 4 NWPAIO1

At a cooperative observer's station/6.5 mi away/597 ft/29 ft below here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in Ohio

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

Near Lake County Executive Airport

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

Near Lake County Executive Airport