1
Runway
1
Frequency
0
Procedures
0
NOTAMs
Quick Facts
FAA
4S4
Elevation
174 ft MSL
Runways
1
Frequencies
1
Tower
No
Fuel
N/A
Coordinates
45.583, -123.053
Airport Information
Facility Type
AIRPORT
Elevation
174 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
SEATTLE
Coordinates
45.5826, -123.0529
Ownership
Private
Hours of Operation
Current Weather
METAR KMMV 220553Z AUTO 29005KT 10SM CLR 15/09 A2995 RMK AO2 SLP142 T01500094 10278 20144 51010
Flight Category
VFR
Wind
290° at 5 kt
Visibility
10+ SM
Temperature
15°C
Dewpoint
9.4°C
Altimeter
1014.30 inHg
Cloud Cover
CLR
Nearest weather from KMMV (24 NM away)
Observed 2026-05-22 05:53Z
Nearby Weather Cameras
No camera at 4S4. Showing nearest cameras.
Buxton
SouthEast · Camera 1 · 4 cameras total
11 NM away
Cooper
North · Camera 1 · 2 cameras total
13 NM away
10 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 16/34 | 2,000 ft | 45 ft | TURF | - |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| CTAF | 122.9 | SKYPORT |
Active NOTAMs
No active NOTAMs for 4S4.
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4S4 Operational Overview
Location & Facility
SKYPORT (4S4) is a privately owned airport open to the public located in CORNELIUS, Oregon, United States. The field sits at an elevation of 174 feet above mean sea level (MSL) at coordinates 45.5826°N, 123.0529°W.
Runways
SKYPORT has 1 runway. The longest runway (16/34) measures 2,000 feet by 45 feet with a turf surface.
Communications & Operations
SKYPORT is a non-towered (pilot-controlled) field. A total of 1 communication frequencies are published for this facility.
Weather Cameras
3 FAA Weather Cameras are available near SKYPORT, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Current Conditions
The current flight category at SKYPORT is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations.
Frequently Asked Questions
What is 4S4?
4S4 is the ICAO identifier for SKYPORT, a public-use airport located in CORNELIUS, Oregon, United States.
How many runways does SKYPORT have?
SKYPORT (4S4) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of 4S4?
The field elevation of SKYPORT is 174 feet above mean sea level (MSL).
Is fuel available at 4S4?
No fuel types are currently listed for SKYPORT. Contact the FBO directly for availability.
What are the current weather conditions at 4S4?
The current flight category at SKYPORT is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at 4S4?
There are currently no active NOTAMs for SKYPORT.
How do I access complete data for 4S4?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for SKYPORT.
Where is SKYPORT located?
SKYPORT (4S4) is located in CORNELIUS, Oregon, United States, at an elevation of 174 ft MSL.
Does 4S4 have weather cameras?
4S4 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.