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ST MARYS MUNI - Airport Diagram
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KOYM
ICAO KOYMIATA STQLocal OYM
ST MARYS MUNI
PublicPUB

3 miles SE of ST MARYS, PA, US
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Status
Operational
Coordinates
41° 24' 45"N 78° 30' 09"W
Elevation
1934' MSL
Pattern Alt
2934' MSL
Mag Variation
10°W
Declination
11°W
Fuel
JET A, 100LL
FSS
ALTOONA (AOO)
Sectional
DETROIT
ARTCC
CLEVELAND (ZOB)
Data Effective
2/19/26-3/19/26
No METAR is available for this location.
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KOYM FBOs

Promote Listing
St. Marys Municipal Airport
UNICOM: 122.7
Phone: (814) 834-4671
No Rating Available
0 Reviews (Read | Sign In To Write)
Phillips 66
As of 2/18
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 6.94 6.10
Full Serve
Fuel Notes
Prices include tax
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Weather and Advisory

AWOS-3P 118.05
(814) 834-9416

Common

CTAF 122.7
ACTVT MALS RWY 28; PAPI RWYS 10 & 28; MIRL RWY 10/28 - CTAF.
UNICOM 122.7

Center

CLEVELAND CENTER 126.725
LOW, APCH/DEP SVC PRVDD BY CLEVELAND ARTCC (ZOB) ON FREQS 126.725/291.65 (DUBOIS RCAG).

Flight Service

Flight Service 122.4
(AOO)

Terminal Area Forecast

KDUJ (23nm)
Sun, 2/22 1:26 PM EST
Sun, 2/22 1:00 PM EST - Mon, 2/23 1:00 PM EST
MVFR
1:00 PM EST - 6:00 PM EST
Light Snow
Overcast 2,000'
Broken 1,200'
3sm
290° 5kts
IFR
Temporary 2:00 PM EST - 3:00 PM EST
Light Snow
No Clouds
1.5sm
Calm
IFR
6:00 PM EST - 3:00 AM EST
Light Snow
Broken 700'
2sm
320° 6kts
IFR
3:00 AM EST - 4:00 AM EST
Light Snow
Overcast 1,000'
Scattered 800'
2sm
320° 9kts
Gusts 20kts
MVFR
4:00 AM EST - 6:00 AM EST
Light Snow
Overcast 1,000'
Scattered 800'
3sm
320° 9kts
Gusts 18kts
MVFR
6:00 AM EST - 8:00 AM EST
Light Snow
Overcast 1,100'
N/A
Calm
MVFR
6:00 AM EST - 1:00 PM EST
Light Snow
Overcast 1,000'
4sm
320° 10kts
Gusts 20kts
TAF KDUJ 221826Z 2218/2318 29005KT 3SM -SN BKN012 OVC020
   TEMPO 2219/2220 1 1/2SM -SN
   FM222300 32006KT 2SM -SN BKN007
   FM230800 32009G20KT 2SM -SN SCT008 OVC010
   FM230900 32009G18KT 3SM -SN SCT008 OVC010
   FM231100 32010G20KT 4SM -SN OVC010
   PROB30 2311/2313 -SN OVC011
KOYM
EffectiveExpiresCategoryNOTAM
Domestic
2/24/26
0500Z
2/24/26
1100Z
!AOO 02/198 OYM COM REMOTE COM OUTLET 122.4 U/S 2602240500-2602241100
2/12/26
2348Z
3/12/26
2300Z
!AOO 02/116 OYM OBST TOWER LGT (ASN 2020-AEA-3814-OE) 411616N0782958W (8.6NM S OYM) 1671FT (260FT AGL) U/S 2602122348-2603122300
2/2/26
0219Z
3/2/26
0400Z
!AOO 02/005 OYM OBST TOWER LGT (ASR 1232249) 412314.10N0784141.50W (8.7NM W OYM) 2498.0FT (270.0FT AGL) U/S 2602020219-2603020400
2/2/26
0218Z
3/2/26
0400Z
!AOO 02/004 OYM OBST TOWER LGT (ASR 1250035) 413429.20N0782801.10W (10.0NM NE OYM) 2725.4FT (350.1FT AGL) U/S 2602020218-2603020400
1/22/26
1609Z
4/22/26
0500Z
!AOO 01/276 OYM OBST TOWER LGT (ASR 1044530) 412929.60N0781518.10W (12.1NM ENE OYM) 2424.9FT (316.9FT AGL) U/S 2601221609-2604220500
1/20/26
1252Z
3/6/26
1252Z
!AOO 01/210 OYM OBST TOWER LGT (ASR 1308018) 412011.50N0784137.69W (9.8NM WSW OYM) 2029FT (259FT AGL) U/S 2601201252-2603061252
10/21/25
2045Z
!AOO 10/178 OYM SVC AUTOMATED WX BCST SYSTEM PRESENT WX UNREL 2510212045-2603182359EST
No
MON-FRI 0800-1600
CITY OF ST. MARYS
159 CESSNA ROAD
ST MARYS, PA 15857
Phone: 814-834-4671
VINCE CAGGIANO
159 CESSNA RD
ST MARYS, PA 15857
Phone: 814-834-4671
ALTOONA FSS (AOO)
Toll Free: 1-800-WX-BRIEF
AOO
--
ACTVT MALS RWY 28; PAPI RWYS 10 & 28; MIRL RWY 10/28 - CTAF.
N/A
Yes
Yes
No
Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Major
Major
None
None
Pilot Instruction

Runway 10/28

4300 ft. x 75 ft.
ASPH  
Good 
GRVD 
MED 
 
33,000lbs 
-- 
-- 
-- 
  Runway 10 Runway 28
True Heading 90°270°
Traffic Pattern Left Left
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 41° 24' 45"N 41° 24' 45"N
Longitude 78° 30' 38"W 78° 29' 41"W
Elevation 1,902' 1,934'
Threshold Crossing Height 41 ft. AGL 39 ft. AGL
Visual Glide Path Angle 3° 3°
Visual Slope Indicator P4L P4L
Approach Lights MALS
Centerline Lights
Runway End Identifier Lights
A110-3FOR CD CTC CLEVELAND ARTCC AT 440-774-0234.
A110-4COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -36C.
A43-10PAPI UNUSBL BYD 5 DEGS RIGHT OF CNTRLN.
A43-28PAPI UNUSBL BYD 8 DEGS RIGHT OF CNTRLN.
A58-10+7 FT FENCE 200 FT N OF RY 0-200 FT. +15 FT PUBLIC ROAD 0-200 FT & 225 FT L. PUBLIC ROAD OBSTN MKD BY LIGHTED POLES.
A58-28+13 FT FENCE N OF RY FM 0-176 FT, 219 FT LEFT. +23 FT PUBLIC ROAD, 222 FT RIGHT. PUBLIC ROAD OBSTN MKD BY LIGHTED POLES.
A81-APTACTVT MALS RWY 28; PAPI RWYS 10 & 28; MIRL RWY 10/28 - CTAF.
ST MARYS MUNI (ICAO: KOYM, IATA: OYM) is a public airport located in ST MARYS, PA, US.