Tanner Field Private
CO27 · Cortez, CO · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-21 · night begins 07:39 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:35 AM | 12:35Z |
| Sunrise | 07:01 AM | 13:01Z |
| Sunset | 07:13 PM | 01:13Z |
| Evening civil twilight Loggable night begins | 07:39 PM | 01:39Z |
Plan a flight from CO27
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
RWY NLEFT traffic
- Heading
- 000° mag · 013° true
- Dimensions
- 2,200 × 40 ft
- TPA
- 7,600 ft MSL (≈1,000 AGL) · standard
- Surface
- Dirt
Enter the left downwind (heading 180°) on the 45° at 7,600 ft MSL (≈1,000 AGL).
More details — RWY N
- Approach obstacle
- Pline, 200 ft from threshold
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| N/S | 2,200 ft |
Prefer one flat page? Full runway details for CO27 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the CO27 kneeboard →
Comms & NavAids
Nearby navigation aids
CEZ 114.35 · DVC 114.60 · ETL 116.95
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CEZ · Cortez | VOR/DME | 114.35 · 90Y | Low | r300° / 6.8 NM |
| DVC · Dove Creek | VORTAC | 114.60 · 93X | High | r134° / 24.1 NM |
| ETL · Cones | VOR/DME | 116.95 · 116Y | Low | r197° / 39.4 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for CO27 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- CO27
- Coordinates
- 37.4678, -108.6645
- Elevation
- 6,640 ft MSL
- Magnetic variation
- 13E
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 1973/07
- Distance from city
- 8 N
Services fuel · repairs · oxygen · attendance
- Airframe service
- NONE
- Powerplant service
- NONE
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: 8V6 Dove Creek (21 NM) · 00C Animas Air Park (41 NM) · U64 Monticello (43 NM) · 1CO2 Williams Ranch (private) (44 NM)
About CO27
Tanner Field (CO27) is an airport in Cortez, CO, at 6,640 ft MSL. It has 1 runway, the longest 2,200 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for CO27, refreshed from the Aviation Weather Center and FAA NASR.
Does CO27 have a control tower?
No. Tanner Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at CO27?
Tanner Field has 1 runway; the longest is 2,200 ft. See the Runways section for headings, surface, and lighting.
Where is CO27?
Tanner Field is in Cortez, CO, at an elevation of 6,640 ft MSL. Coordinates: 37.4678, -108.6645.
More about CO27
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 CO27 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.
Something here wrong or out of date? Report a data problem.