1
Runway
6
Frequencies
0
Procedures
2
NOTAMs
Quick Facts
ICAO
KOYM
FAA
OYM
Elevation
1,934.3 ft MSL
Runways
1
Frequencies
6
Tower
No
Fuel
100LL,A
Coordinates
41.412, -78.503
Airport Information
Facility Type
AIRPORT
Elevation
1,934.3 ft MSL
Control Tower
No
Fuel Types
100LL,A
ARTCC
CLEVELAND
Coordinates
41.4125, -78.5026
Ownership
Public
Hours of Operation
Current Weather
METAR KFIG 131754Z AUTO 21009G18KT 10SM BKN041 OVC049 18/10 A2975 RMK AO2 SLP072 60004 T01830100 10183 20094 58024
Flight Category
VFR
Wind
210° at 9 kt G18
Visibility
10+ SM
Temperature
18.3°C
Dewpoint
10°C
Altimeter
1007.50 inHg
Cloud Cover
OVC
Nearest weather from KFIG (22 NM away)
Observed 2026-05-13 17:54Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 10/28 | 4,300 ft | 75 ft | ASPH | MED |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| CTAF | 122.7 | ST MARYS MUNI |
| DUBOIS RCAG | 126.725 | DUBOIS |
| DUBOIS RCAG | 291.65 | DUBOIS |
| OYM AWOS-3P | XXX.XXX | - |
| ST MARYS RCO | XXX.XXX | ST MARYS |
| UNICOM | XXX.XXX | ST MARYS MUNI |
Active NOTAMs
OYM 26/059
2026-05-09 00:06 – 2026-06-23 00:06
OYM 26/032
2026-05-05 12:43 – 2026-06-19 12:43
Nearby Airports in Pennsylvania
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Pennsylvania airports
KOYM Operational Overview
Location & Facility
ST MARYS MUNI (KOYM) is a publicly owned airport open to the public located in ST MARYS, Pennsylvania, United States. The field sits at an elevation of 1,934.3 feet above mean sea level (MSL) at coordinates 41.4125°N, 78.5026°W.
Runways
ST MARYS MUNI has 1 runway. The longest runway (10/28) measures 4,300 feet by 75 feet with a asph surface.
Communications & Operations
ST MARYS MUNI is a non-towered (pilot-controlled) field. A total of 6 communication frequencies are published for this facility.
Services & Fuel
ST MARYS MUNI offers 100LL,A fuel. Pilots planning fuel stops should confirm availability with the FBO, as hours and pricing may vary.
Current Conditions
The current flight category at ST MARYS MUNI is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations. There are currently 2 active NOTAMs for this facility.
Frequently Asked Questions
What is KOYM?
KOYM is the ICAO identifier for ST MARYS MUNI, a public-use airport located in ST MARYS, Pennsylvania, United States.
How many runways does ST MARYS MUNI have?
ST MARYS MUNI (KOYM) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of KOYM?
The field elevation of ST MARYS MUNI is 1,934.3 feet above mean sea level (MSL).
Is fuel available at KOYM?
Yes, ST MARYS MUNI offers 100LL,A fuel.
What are the current weather conditions at KOYM?
The current flight category at ST MARYS MUNI is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at KOYM?
There are currently 2 active NOTAMs for ST MARYS MUNI. Sign up for AeroCopilot to read decoded NOTAM text and AI interpretations.
How do I access complete data for KOYM?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for ST MARYS MUNI.
Where is ST MARYS MUNI located?
ST MARYS MUNI (KOYM) is located in ST MARYS, Pennsylvania, United States, at an elevation of 1,934.3 ft MSL.