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MONTGOMERY COUNTY AIRPARK - Airport Diagram
LiveATC.net: Live Air Traffic - From Their Headsets to You

KGAI
MONTGOMERY COUNTY AIRPARK
PublicPUB

3 miles NE of GAITHERSBURG, MD
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
39° 10' 06"N 77° 09' 58"W
539' MSL
1539' MSL
JET A, 100LL
LEESBURG (DCA)
WASHINGTON
WASHINGTON (ZDC)
4/17/25-5/15/25
KGAI MVFR
10:56 AM EST  
Overcast 1,900'
9sm
46°F
45°F
30.18"Hg
170° 9kts
AO2 SLP237 T00780072
METAR KGAI 091556Z AUTO 17009KT 9SM OVC019 08/07 A3018 RMK AO2 SLP237 T00780072
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Weather and Advisory

AWOS-3PT 128.275
301-977-2971

Terminal Area Forecast

KIAD (19nm)
Fri, 1/9 9:44 AM EST
Fri, 1/9 10:00 AM EST - Sat, 1/10 1:00 PM EST
MVFR
10:00 AM EST - 12:00 PM EST
Overcast 3,500'
Broken 2,500'
6sm
170° 6kts
MVFR
12:00 PM EST - 3:00 PM EST
Overcast 3,500'
Broken 2,500'
6sm
180° 11kts
Gusts 20kts
MVFR
3:00 PM EST - 9:00 PM EST
Light Showers and Rain and Mist
Overcast 2,500'
Broken 1,500'
6sm
190° 9kts
VFR
9:00 PM EST - 2:00 AM EST
Overcast 10,000'
Scattered 1,500'
6sm
200° 9kts
VFR
2:00 AM EST - 7:00 AM EST
Overcast 25,000'
Scattered 4,000'
6sm
010° 5kts
MVFR
7:00 AM EST - 1:00 PM EST
Light Rain
Overcast 2,000'
5sm
040° 5kts
TAF KIAD 091444Z 0915/1018 17006KT P6SM BKN025 OVC035
   FM091700 18011G20KT P6SM BKN025 OVC035
   FM092000 19009KT 6SM -SHRA BR BKN015 OVC025 WS020/22040KT
   FM100200 20009KT P6SM SCT015 OVC100
   FM100700 01005KT P6SM SCT040 OVC250
   FM101200 04005KT 5SM -RA OVC020
KGAI
EffectiveExpiresCategoryNOTAM
Domestic
12/21/25
0311Z
2/4/26
0311Z
!DCA 12/484 GAI OBST TOWER LGT (ASR 1059004) 390807.00N0771808.00W (6.6NM WSW GAI) 802.5FT (403.5FT AGL) U/S 2512210311-2602040311
11/13/25
1437Z
5/13/26
2359Z
!DCA 11/273 GAI OBST TOWER LGT (ASR UNKNOWN) 391128N0770616W (3.3NM NE GAI) UNKNOWN (222FT AGL) U/S 2511131437-2605132359
9/4/25
1620Z
!DCA 09/111 GAI AIRSPACE SEE FDC 5/7224 ZDC SECURITY INSTRUCTIONS 2509041620-PERM
9/4/24
1830Z
!DCA 09/108 GAI AIRSPACE SEE FDC 4/2565 ZDC SECURITY INSTRUCTIONS 2409041830-PERM
FDC
8/9/24
1631Z
!FDC 4/5967 GAI SID MONTGOMERY COUNTY AIRPARK, GAITHERSBURG, MD.
TERPZ EIGHT DEPARTURE (RNAV)...
DO NOT FILE CLTCH TRANSITION, ATC ASSIGNED ONLY.
2408091631-2608091631EST
No
MARCH-MAY 0800-1900
JUNE-SEPTEMBER 0800-2000
OCTOBER-FEBRUARY 0800-1800
UNATNDD CHRISTMAS DAY. FOR AFT HRS SVC CALL 301-963-8043.
MONTGOMERY COUNTY REV AUTH
101 MONROE ST 4TH FLOOR, SUITE 410
ROCKVILLE, MD 20850
Phone: 301-762-9080
JUSTIN BOLLUM, C.M.
7940 AIRPARK ROAD, SUITE 410
GAITHERSBURG, MD 20879
Phone: 301-978-7009
LEESBURG FSS (DCA)
Toll Free: 1-800-WX-BRIEF
DCA
--
ACTVT REIL RWY 14 & 32; MIRL RWY 14/32 - CTAF. PAPI RWY 14 & 32 OPR CONSLY.
N/A
No
Yes
No
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Minor
Major
Low Pressure
None
Air Freight
Avionics
Charter Service
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 14/32

4202 ft. x 75 ft.
ASPH  
Good 
NONE 
MED 
 
-- 
-- 
-- 
-- 
  Runway 14 Runway 32
True Heading 127°307°
Traffic Pattern Left Right
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 39° 10' 19"N 39° 09' 53"N
Longitude 77° 10' 19"W 77° 09' 36"W
Elevation 493' 539'
Threshold Crossing Height 40 ft. AGL 45 ft. AGL
Visual Glide Path Angle 3° 3.25°
Visual Slope Indicator P4L P4L
Approach Lights
Centerline Lights
Runway End Identifier Lights Yes Yes
A110*GTHIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY.
A110-1NOISE ABATEMENT DEP RWY 32; TURN RIGHT TO AT LEAST 340 DEGS; JETS REFRAIN FROM RWY 32 TAKEOFF BTWN 2300-0700.
A110-11FOR CD CTC POTOMAC APCH AT 866-429-5882.
A110-12RWY 32 PAPI BAFFLED BYD 5 DEG L OF CRS DUE TO BLDG.
A110-2DEER & BIRDS ON & INVOF ARPT.
A110-4HELICOPTERS REFRAIN FM AIR TAXI OVER PAVED PARKING RAMPS.
A110-5RWY 14 HAS 30 FT DOWNSLOPE 75 FT L/R OF CNTRLN AT THR TO 150 FT BOTH SIDES.
A110-6ARPT NOT RECOMMENDED FOR ACFT WITH WINGSPAN IN EXCESS OF 79 FT & GROSS WT IN EXCESS OF 48000 POUNDS.
A110-7SOUTH RAMP NOT RECOMMENDED FOR AIRCRAFT WITH WINGSPAN GREATER THAN 79 FT OR WEIGHT GREATER THAN 40000 LBS.
A110-8BE ALERT SFRA PROCEDURES IN EFFECT.
A110-9PREFERRED CALM WIND RWY 14.
A16EXT. 1011
A17UNATNDD CHRISTMAS DAY. FOR AFT HRS SVC CALL 301-963-8043.
A58-14RWY 14, 47 FT TREES, 169 FT R, 195 FT FM THR.
A58-32RWY 32 HAS +15 FT RIDGE PARALLEL TO RWY 155 FT L; +6FT FENCE PARALLEL TO RWY 180 FT R.
A70-FUEL-100LL FUEL TRUCK AVBL 0800-2000; REQUEST ON 122.85. SELF-SERVE 100LL AVAILABLE WITH CREDIT CARD.
A81-APTACTVT REIL RWY 14 & 32; MIRL RWY 14/32 - CTAF. PAPI RWY 14 & 32 OPR CONSLY.
E1471000 FT AGL (1539 FT MSL) TURBINE AND JET 1500 FT AGL (2039 FT MSL) HELICOPTERS 800 FT AGL (1339 FT MSL).
MONTGOMERY COUNTY AIRPARK (ICAO: KGAI, IATA: GAI) is a public airport located in GAITHERSBURG, MD.