Grant County International Airport
Daylight today(Sep 4, 2026, local time)
About 13h 12m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Grant County International Airport
Grant County International Airport is a public use airport located six miles (10 km) northwest of the central business district of Moses Lake in Grant County, Washington, United States. Formerly a military facility, the airport is owned by the Port of Moses Lake, and its 13,500-foot (4,110 m) runway is the 17th longest in the U.S.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
KMWHNOTAMs
KMWHReference only — not an official briefing. Always obtain a certified briefing (e.g. 1800wxbrief.com / your AIS) before flight.
NOTAM data via the FAA NOTAM system.
Live departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (5)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 14L / 32R | 13,503 ft / 4,116 m | 200 ft | Pem | Lighted | Open |
| 04 / 22 | 10,000 ft / 3,048 m | 100 ft | Pem | Lighted | Open |
| 09 / 27 | 3,500 ft / 1,067 m | 90 ft | Con | Unlit | Open |
| 18 / 36 | 3,327 ft / 1,014 m | 75 ft | Asp | Lighted | Open |
| 14R / 32L | 2,936 ft / 895 m | 75 ft | Con | Unlit | Open |
Radio frequencies (7)
| Type | Description | Frequency |
|---|---|---|
| A/D | APP/DEP | 126.400 MHz |
| ATIS | ATIS | 119.050 MHz |
| CTAF | CTAF | 118.250 MHz |
| GND | GND | 121.900 MHz |
| RDO | SEATTLE RDO | 122.400 MHz |
| TWR | TWR | 118.250 MHz |
| UNIC | UNICOM | 122.950 MHz |
Instrument procedures & charts
Airport diagram (1)
Instrument approaches (4)
Takeoff & alternate minimums (2)
Runway hot spots (1)
Land-and-hold-short (LAHSO) (1)
Showing 9 of 20 FAA procedures on this overview. Always fly the current, official chart. Full charts page.
Airspace in this area(2)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| MOSES LAKE CLASS D | Class D | Controlled | GND | 3700 ft MSL |
| MOSES LAKE CLASS E2 | Class E | Controlled | GND | 17999 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from Grant County International Airport.
Frequently asked questions
What is the ICAO code for Grant County International Airport?
The ICAO code for Grant County International Airport is KMWH, and its IATA code is MWH.
Where is Grant County International Airport located?
Grant County International Airport is medium airport located in Moses Lake, United States, at an elevation of 1,189 ft (362 m).
How many runways does Grant County International Airport have?
Grant County International Airport has 5 runways, the longest being 13,503 ft / 4,116 m.
What time zone is Grant County International Airport in?
Grant County International Airport is in the America/Los Angeles time zone (UTC-07:00).
What is the magnetic variation at Grant County International Airport?
The magnetic variation (declination) at Grant County International Airport is approximately 14.2° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Grant County International Airport?
The nearest airport to Grant County International Airport is Meise Field (WT18), about 4.2 nm to the ese, followed by Moses Lake Municipal Airport and Ephrata Municipal Airport.
Is the information on this page suitable for flight planning?
No. Grant County International Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.