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MATTITUCK - Airport Diagram
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21N
Local 21N
MATTITUCK
PublicPUB

1 miles SE of MATTITUCK, NY, US
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Status
Operational
Coordinates
40° 59' 13"N 72° 31' 09"W
Elevation
30' MSL
Pattern Alt
1030' MSL
Mag Variation
13°W
Declination
14°W
Fuel
None Listed
FSS
NEW YORK (ISP)
Sectional
NEW YORK
ARTCC
NEW YORK (ZNY)
Data Effective
2/19/26-3/19/26
KFOK (9nm) VFR
4:53 AM EST  
Overcast 7,500'
Scattered 4,700'
10sm
36°F
35°F
30.20"Hg
270° 4kts
AO2 SLP228 T00220017
METAR KFOK 040953Z AUTO 27004KT 10SM SCT047 OVC075 02/02 A3020 RMK AO2 SLP228 T00220017
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21N FBOs

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Common

CTAF 122.9

FAA A/FD Pages

Terminal Area Forecast

KISP (29nm)
Wed, 3/4 3:33 AM EST
Wed, 3/4 4:00 AM EST - Thu, 3/5 1:00 AM EST
LIFR
4:00 AM EST - 6:00 AM EST
Mist
Overcast 1,500'
Broken 300'
2sm
VRB° 5kts
IFR
6:00 AM EST - 9:00 AM EST
Mist
Overcast 500'
2sm
VRB° 3kts
MVFR
9:00 AM EST - 12:00 PM EST
Mist
Broken 1,500'
5sm
340° 5kts
VFR
12:00 PM EST - 4:00 PM EST
Scattered 25,000'
Few 1,500'
6sm
010° 6kts
VFR
4:00 PM EST - 11:00 PM EST
Broken 25,000'
Scattered 10,000'
6sm
VRB° 5kts
VFR
11:00 PM EST - 1:00 AM EST
Mist
Broken 25,000'
Broken 10,000'
Few 600'
6sm
VRB° 2kts
TAF KISP 040833Z 0409/0506 VRB05KT 2SM BR BKN003 OVC015
   FM041100 VRB03KT 2SM BR OVC005
   FM041400 34005KT 5SM BR BKN015
   FM041700 01006KT P6SM FEW015 SCT250
   FM042100 VRB05KT P6SM SCT100 BKN250
   FM050400 VRB02KT 6SM BR FEW006 BKN100 BKN250
21N
EffectiveExpiresCategoryNOTAM
Domestic
2/26/26
2211Z
3/31/26
2359Z
!ISP 02/296 21N AD AP CLSD 2602262211-2603312359
1/23/26
0407Z
3/21/26
2359Z
!ISP 01/278 21N OBST TOWER LGT (ASR 1002509) 405911.00N0723506.00W (3.0NM W 21N) 472.4FT (419.9FT AGL) U/S 2601230407-2603212359
No
UNATT
MATTITUCK AIRPORT SD, LLC
PO BOX 28037
PORTLAND, OR 97228
Phone: 631-445-4348
PAUL PAWLOWSKI
410 AIRWAY DRIVE
MATTITUCK, NY 11952
Phone: 631-445-4348
NEW YORK FSS (ISP)
Toll Free: 1-800-WX-BRIEF
ISP
--
--
N/A
Yes
Yes
No
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
None
None
None
None
None

Runway 01/19

2200 ft. x 60 ft.
ASPH  
Good 
NONE 
 
 
-- 
-- 
-- 
-- 
  Runway 01 Runway 19
True Heading 359°179°
Traffic Pattern Left Left
Markings BSC BSC
Markings Condition GOOD GOOD
Latitude 40° 59' 02"N 40° 59' 24"N
Longitude 72° 31' 09"W 72° 31' 09"W
Elevation 17' 21'
Threshold Crossing Height -- --
Visual Glide Path Angle -- --
Visual Slope Indicator -- --
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-1ALL TRNG OPNS; TKOF/LNDG PRACTICE AND NIGHT OPNS ARE PROHIBITED.
A110-2SEGMENTED CIRCLE HAS NO TFC PATTERN INDICATOR.
A110-3DEER ON & INVOF ARPT.
A110-4FOR CD CTC NEW YORK APCH AT 516-683-2449.
A110-5CALL AMGR FOR PMSN TO LND.
A50-01TWO STORY HOUSE 165 FT FM RWY THR, RIGHT OF CNTRLN.
A57-01CTLNG OBSTN EXCEEDS 45 DEG SLP.
A58-01+5 FT FENCE & SHRUBS 0-200 FT FM THR ON BOTH SIDES OF RWY; +46 FT TREES 0-200 FT FM THR 75-120 FT R; +10 FT WIDE ROAD 0-20 FT FM BOTH SIDES OF RWY THR.
A58-19+29 FT TREES 73 FT FM THR 38 FT R; +50 FT TREES 0 FT FM THR 64 FT L; +8 FT BERM 29-69 FT FM THR ON BOTH SIDES OF RWY.
MATTITUCK (IATA: 21N) is a public airport located in MATTITUCK, NY, US.