Tercio Ranch Airstrip Private
3CO4 · Stonewall, CO · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:33 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:39 AM | 11:39Z |
| Sunrise | 06:07 AM | 12:07Z |
| Sunset | 08:04 PM | 02:04Z |
| Evening civil twilight Loggable night begins | 08:33 PM | 02:33Z |
Plan a flight from 3CO4
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 13RIGHT trafficRP · charted
- Heading
- 120° mag · 130° true
- Dimensions
- 3,700 × 75 ft
- TPA
- 9,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the right downwind (heading 300°) on the 45° at 9,000 ft MSL (≈1,000 AGL).
More details — RWY 13
- Approach obstacle
- Trees, 58 ft, 1,200 ft from threshold
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 13/31 | 3,700 ft |
Prefer one flat page? Full runway details for 3CO4 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3CO4 kneeboard →
Comms & NavAids
Nearby navigation aids
CIM 116.40
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CIM · Cimarron | VORTAC | 116.40 · 111X | High | r336° / 35.5 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 3CO4 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 3CO4
- Coordinates
- 37.0709, -105.0190
- Elevation
- 7,957 ft MSL
- Magnetic variation
- 10E
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER · 122.2, 122.4 · 1-800-WX-BRIEF
- Attendance
- ALL ALL
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2000/03
- Distance from city
- 5 S
Night operations
- Airport lighting
- SS-SR
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC DENVER ARTCC AT 303-651-4257.
Nearby airports
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Also nearby: 33CO Melby Ranch Airstrip (private) (21 NM) · CO94 Spring Canyon Airport (private) (24 NM) · 07V Cuchara Valley At La Veta Airport (27 NM) · CO92 Trinchera Ranch Airstrip (private) (30 NM) · N24 Questa Municipal Nr 2 Airport (32 NM)
About 3CO4
Tercio Ranch Airstrip (3CO4) is an airport in Stonewall, CO, at 7,957 ft MSL. It has 1 runway, the longest 3,700 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3CO4, refreshed from the Aviation Weather Center and FAA NASR.
Does 3CO4 have a control tower?
No. Tercio Ranch Airstrip is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 3CO4?
Tercio Ranch Airstrip has 1 runway; the longest is 3,700 ft. See the Runways section for headings, surface, and lighting.
Where is 3CO4?
Tercio Ranch Airstrip is in Stonewall, CO, at an elevation of 7,957 ft MSL. Coordinates: 37.0709, -105.0190.
Fly out of 3CO4 often?
Save 3CO4 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 3CO4 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.