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Grant County International Airport, Washington

Medium airport in Grant County, Washington

Air quality

The air at Grant County International Airport

Index 49, good, led by fine particles. Read at 9 PM from its reporting area, Moses Lake (WA), 6 miles off.

49Good
  • Fine particles (PM2.5)49Good-

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 39, good.

Smoke, the next 44 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Grant County International Airport

None in the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Grant County International Airport, the next 44 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

Airfield

Code
MWH
ICAO
KMWH
IATA
MWH
Field elevation
1,189 ft
Serves
Moses Lake
Kind
Medium airport
Scheduled service
No
Its own instrument
MWH
Wind now
From 10° at 7 mph, read 15 Oct, 21:52

Runways

RunwayLengthWidthSurfaceHeading, trueWind along it nowCrosswind now
04 / 2210,000 ft100 ftAsphalt and concrete54° / 234°5 mph head, on 045 mph from the left
09 / 27 unlit3,500 ft90 ftConcrete109° / 289°1 mph head, on 277 mph from the right
14L / 32R13,503 ft200 ftAsphalt and concrete162° / 342°6 mph head, on 32R3 mph from the right
14R / 32L unlit2,936 ft75 ftConcrete161° / 341°6 mph head, on 32L3 mph from the right
18 / 363,327 ft75 ftAsphalt197° / 17°7 mph head, on 361 mph from the left
0422092714L32R14R32L18365,000 ftN10° 7 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 Moses Lake/Grant Co (MWH), Grant County International Airport's own instrument, measure by measure, on the field's own clock.

Temperature

48 F at 8 PM; 72 F at its warmest, 3 PM, and 35 F at its coolest, 5 AM.

Now
48F
8 PM
Highest
72F
3 PM
Lowest
35F
5 AM
Temperature and Dew point at Moses Lake/Grant Co, temperature from 35.0 to 72.0, the latest 48.0; dew point from 31.0 to 38.0, the latest 33.0, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMFREEZINGTEMPERATUREDEW POINT

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

Humidity and dew point

A dew point of 33 F, the air 56% saturated; the humidity ran from 24% at 4 PM to 85% at 5 AM.

Dew point now
33F
8 PM
Humidity now
56%
Humidity, range
24 to 85%
Relative humidity at Moses Lake/Grant Co, relative humidity from 24 to 85, the latest 56, in per cent.RELATIVE HUMIDITY%20406080100Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Wind

5 mph from the north at 8 PM; at its strongest 8 mph, 7 AM, and no gust reported.

Now
5mph
from the north
Strongest
8mph
7 AM
Highest gust
-
none reported
Wind at Moses Lake/Grant Co, wind from 5 to 8, the latest 5, in miles an hour.WINDmph45678Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM
Wind direction at Moses Lake/Grant Co, wind direction from 10 to 360, the latest 360, 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

30.44 inHg at 8 PM, steady over 3 hours; 0.04 inHg higher than a day before.

Now
30.44inHg
8 PM
3 hours
-0.02inHg
steady
24 hours
+0.04inHg
Pressure, altimeter at Moses Lake/Grant Co, pressure, altimeter from 30.40 to 30.56, the latest 30.44, in inches of mercury.PRESSURE, ALTIMETERinHg30.3530.4030.4530.5030.5530.60Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Visibility

Down to 4 miles at 11 PM Wednesday; 10 miles or more now.

Now
10+mi
Lowest
4mi
11 PM Wednesday
Hours under a mile
0
Visibility at Moses Lake/Grant Co, visibility from 3.5 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PMLIFRIFRMVFRVFR

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

Precipitation

None measured in the gauge in the last 24 hours.

Last 24 hours
0.00in
Wettest hour
0.00in
7 AM
Hours with some
1
Precipitation at Moses Lake/Grant Co, precipitation from 0.00 to trace, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.10Oct 153 AM6 AM9 AM12 PM3 PM6 PM9 PM

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

Moses Lake/Grant Co: every reading, the last 7 days, 30 days and the year, and how well it reports

What is measuring near here

The 6 instruments nearest Grant County International 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 now4 instruments

Moses Lake/Grant CoMWH

At an airfield/0.1 mi away/1,184 ft/5 ft below here

temp, wind, gust, visibility, precip, pressure

Dodson RoadTDODS

Beside a road/13.3 mi away/1,178 ft/11 ft below here

temp, pavement temp, wind, visibility, precip

OthelloOTOW1

At a river or reservoir gauge/22.5 mi away/883 ft/306 ft below here

temp, wind, gust, humidity, pressure

Lind #1S2021

At a soil climate station/38.2 mi away/1,640 ft/451 ft above here

temp, humidity, soil temp, soil moisture

measured daily2 instruments

Moses Lake 5.6 NWWA-GR-16

In a volunteer observer's own ground/4.3 mi away/1,126 ft/63 ft below here

precip, snowfall, snow depth

Quincy 1 SQUIW1

At a cooperative observer's station/24.8 mi away/1,257 ft/68 ft above here

snowfall, snow depth, precip, high, low

0in

Snow on the ground

Measured at Quincy 1 S (QUIW1), 24.8 miles from here, read 14 Oct, 07:30. measured daily

Elsewhere in Washington

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

Near Grant County International Airport

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

Near Grant County International Airport