1
Runway
5
Frequencies
4
Procedures
4
NOTAMs
Quick Facts
FAA
I63
Elevation
733.7 ft MSL
Runways
1
Frequencies
5
Tower
No
Fuel
100LL,A
Coordinates
39.985, -90.804
Airport Information
Facility Type
AIRPORT
Elevation
733.7 ft MSL
Control Tower
No
Fuel Types
100LL,A
ARTCC
KANSAS CITY
Coordinates
39.9854, -90.8041
Ownership
Public
Hours of Operation
Current Weather
METAR KI63 220715Z AUTO 07004KT 10SM OVC030 16/09 A3005 RMK AO2 LTG DSNT W T01570090
Flight Category
MVFR
Wind
70° at 4 kt
Visibility
10+ SM
Temperature
15.7°C
Dewpoint
9°C
Altimeter
1017.70 inHg
Cloud Cover
OVC
Nearest weather from KI63 (0 NM away)
Observed 2026-05-22 07:15Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 18/36 | 5,905 ft | 75 ft | ASPH | MED |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| CTAF | 122.8 | MOUNT STERLING MUNI |
| I63 AWOS-3PT | 118.325 | - |
| QUINCY RCAG | 126.225 | QUINCY |
| QUINCY RCAG | XXX.XXX | QUINCY |
| UNICOM | XXX.XXX | MOUNT STERLING MUNI |
Active NOTAMs
IFR Procedures
2 Approaches, 2 Runway
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PONTIAC
Illinois airports
I63 Operational Overview
Location & Facility
MOUNT STERLING MUNI (I63) is a publicly owned airport open to the public located in MOUNT STERLING, Illinois, United States. The field sits at an elevation of 733.7 feet above mean sea level (MSL) at coordinates 39.9854°N, 90.8041°W.
Runways
MOUNT STERLING MUNI has 1 runway. The longest runway (18/36) measures 5,905 feet by 75 feet with a asph surface.
Communications & Operations
MOUNT STERLING MUNI is a non-towered (pilot-controlled) field. A total of 5 communication frequencies are published for this facility.
Services & Fuel
MOUNT STERLING MUNI offers 100LL,A fuel. Pilots planning fuel stops should confirm availability with the FBO, as hours and pricing may vary.
Instrument Procedures
MOUNT STERLING MUNI has 4 published instrument flight procedures, including 2 approaches. These procedures are updated on the 28-day AIRAC cycle. Sign up for AeroCopilot to view full procedure charts with waypoint maps and altitude profiles.
Current Conditions
The current flight category at MOUNT STERLING MUNI is MVFR (Marginal VFR — reduced visibility or ceiling). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations. There are currently 4 active NOTAMs for this facility.
Frequently Asked Questions
What is I63?
I63 is the ICAO identifier for MOUNT STERLING MUNI, a public-use airport located in MOUNT STERLING, Illinois, United States.
How many runways does MOUNT STERLING MUNI have?
MOUNT STERLING MUNI (I63) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of I63?
The field elevation of MOUNT STERLING MUNI is 733.7 feet above mean sea level (MSL).
Is fuel available at I63?
Yes, MOUNT STERLING MUNI offers 100LL,A fuel.
What are the current weather conditions at I63?
The current flight category at MOUNT STERLING MUNI is MVFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at I63?
There are currently 4 active NOTAMs for MOUNT STERLING MUNI. Sign up for AeroCopilot to read decoded NOTAM text and AI interpretations.
How do I access complete data for I63?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for MOUNT STERLING MUNI.
Where is MOUNT STERLING MUNI located?
MOUNT STERLING MUNI (I63) is located in MOUNT STERLING, Illinois, United States, at an elevation of 733.7 ft MSL.