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Lawrence Smith Memorial Airport, Missouri

Small airport in Cass County, Missouri

Air quality

The air at Lawrence Smith Memorial Airport

Index 21, good, led by fine particles. Read at 6 AM from its reporting area, Kansas City (MO), 37 miles off.

21Good
  • Fine particles (PM2.5)21Good-
  • Ozone12Good7 ppb16.6 mi
  • Coarse particles (PM10)16Good-

The days ahead

Good each day through Today, led by ozone. Yesterday measured 20, good.

Smoke, the next 44 hours

No smoke near the ground through Mon 1 AM.

SatSun

Precipitation

What has fallen at Lawrence Smith Memorial Airport

None in the last 24 hours; 0.31 in over the last 3 days, to Sat 5 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.31in

Visibility

How far you can see at Lawrence Smith Memorial Airport, the next 44 hours

Visibility stays 9 miles or more through Mon 1 AM, lowest 9 miles Sun 8 AM.

SatSun

Airfield

Code
LRY
ICAO
KLRY
IATA
-
Field elevation
915 ft
Serves
Harrisonville
Kind
Small airport
Scheduled service
No
Its own instrument
LRY
Wind now
Calm, read 17 Oct, 06:15

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
17 / 354,000 ft75 ftAsphalt177° / 357°CalmCalm
17351,000 ftN
Runways from their surveyed ends, north up, lengths and positions to scale.

Measured here

What the airfield's own instrument measured, the last 24 hours

Every hour from Harrisonville (LRY), Lawrence Smith Memorial Airport's own instrument, measure by measure, on the field's own clock.

Temperature

37 F at 6 AM; 54 F at its warmest, 12 PM Friday, and 37 F at its coolest, 3 AM.

Now
37F
6 AM
Highest
54F
12 PM Friday
Lowest
37F
3 AM
Temperature and Dew point at Harrisonville, temperature from 37.4 to 53.6, the latest 37.4; dew point from 35.0 to 39.8, the latest 35.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF35404550559 AM12 PM3 PM6 PM9 PMOct 173 AM6 AMTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 36 F, the air 93% saturated; the humidity ran from 53% at 5 PM Friday to 93% at 3 AM.

Dew point now
36F
6 AM
Humidity now
93%
Humidity, range
53 to 93%
Relative humidity at Harrisonville, relative humidity from 53 to 93, the latest 93, in per cent.RELATIVE HUMIDITY%4060801009 AM12 PM3 PM6 PM9 PMOct 173 AM6 AM

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

Wind

Calm at 6 AM; at its strongest 20 mph, 12 PM Friday, with a gust of 30 mph at 12 PM Friday.

Now
0mph
calm
Strongest
20mph
12 PM Friday
Highest gust
30mph
12 PM Friday
Wind and Gust at Harrisonville, wind from 0 to 20, the latest 0; gust from 17 to 30, the latest 17, in miles an hour.WIND AND GUSTmph01020309 AM12 PM3 PM6 PM9 PMOct 173 AM6 AMWINDGUST
Wind direction at Harrisonville, wind direction from 10 to 360, the latest 350, in degrees.WIND DIRECTION°0901802703609 AM12 PM3 PM6 PM9 PMOct 173 AM6 AM

How it is measured: Coriolis as geometry, Field Book FB-ENG-008

Pressure

30.61 inHg at 6 AM, steady over 3 hours; 0.19 inHg higher than a day before.

Now
30.61inHg
6 AM
3 hours
+0.02inHg
steady
24 hours
+0.19inHg
Pressure, altimeter at Harrisonville, pressure, altimeter from 30.42 to 30.61, the latest 30.61, in inches of mercury.PRESSURE, ALTIMETERinHg30.4030.4530.5030.5530.6030.659 AM12 PM3 PM6 PM9 PMOct 173 AM6 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 Harrisonville, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5109 AM12 PM3 PM6 PM9 PMOct 173 AM6 AMLIFRIFRMVFRVFR

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

Cloud base

The lowest cloud base came down to 3,100 ft at 11 AM Friday; a base was reported in 11 of the hours.

Lowest base now
-
Lowest in 24 hours
3,100ft
11 AM Friday
Hours with a base reported
11
Lowest cloud base at Harrisonville, lowest cloud base from 3,100 to 4,500, the latest 4,500, in feet.LOWEST CLOUD BASEft3,0003,5004,0004,5009 AM12 PM3 PM6 PM9 PMOct 173 AM6 AMVFR

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

Harrisonville: 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 Lawrence Smith Memorial Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now3 instruments

HarrisonvilleLRY

At an airfield/0.1 mi away/891 ft/24 ft below here

temp, wind, gust, visibility, precip, pressure

Powell Gardens ScanPWGM7

At a river or reservoir gauge/24.4 mi away/960 ft/45 ft above here

temp, wind, gust, humidity, pressure

Powell GardensS2061

At a soil climate station/24.7 mi away/967 ft/52 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

HarrisonvilleHRRM7

At a cooperative observer's station/2.8 mi away/919 ft/4 ft above here

snowfall, snow depth, precip, high, low

Harrisonville 0.4 WMO-FSA-037

In a volunteer observer's own ground/3.2 mi away/948 ft/33 ft above here

precip, snowfall, snow depth

-

Snow on the ground

Elsewhere in Missouri

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

Near Lawrence Smith Memorial Airport

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

Near Lawrence Smith Memorial Airport