Airport information
- FAA LID
- O81
- Coordinates
- 41.8874, -121.3590
- Elevation
- 4,044 ft MSL
- Magnetic variation
- 17E
- Sectional chart
- KLAMATH FALLS
- Airport use
- Public
- Control tower
- No
- ARTCC
- SEATTLE (ZSE)
- Flight service (FSS)
- RANCHO MURIETA
- NOTAM facility
- RIU
- Attendance
- JUN-AUG ALL 0600-1700; SEP-MAY MON-FRI 0800-1700; SEP-MAY SAT-SUN ON CALL
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1951/09
- Distance from city
- 7 SE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:56 AM | 11:56Z |
| Sunrise | 05:30 AM | 12:30Z |
| Sunset | 08:44 PM | 03:44Z |
| Evening civil twilight Loggable night begins | 09:18 PM | 04:18Z |
Plan a flight from O81
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 11 · 112°
- Pattern
- left (turns left)
- TPA
- 4,844 ft MSL · 800 AGL
- CTAF
- 122.9
Enter the left downwind for Rwy 11 at 4,844 ft MSL · 800 AGL on a 45°.
Runway 11/29
3,577 ft × 44 ft · ASP- Heading
- 112° mag · 129° true
- Heading
- 292° mag · 309° true
| Runway | Length | Your margin |
|---|---|---|
| 11/29 | 3,577 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 | |
| RDO | 122.6 | MC MINNVILLE RDO |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| LMT · Klamath Falls | VORTAC | 115.90 | r117° / 22.9 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MINOR
- Powerplant service
- MINOR
- Parking
- tiedowns
- Other services
- Agricultural
Ownership & management
Remarks FAA
- ESTBD PRIOR TO MAY 15 1959.
- FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
- ACTVT MIRL RWY 12/30 - 122.8.
- ROADS COMMISSIONER. FBO AT ARPT 530-664-2661.
- LEASED TO AND MAINTAINED BY COUNTY OF MODOC.
- ROADS DEPT OFC ALTURAS.
- FOR FUEL CALL (530) 664-2661.
Nearby airports
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 O81 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.
About O81
Tulelake Municipal Airport (O81) is an airport in Tulelake, CA, at 4,044 ft MSL. It has 1 runway, the longest 3,577 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for O81, refreshed from the Aviation Weather Center and FAA NASR.
Does O81 have a control tower?
No. Tulelake Municipal Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at O81?
Tulelake Municipal Airport has 1 runway; the longest is 3,577 ft. See the Runways tab for headings, surface, and lighting.
Where is O81?
Tulelake Municipal Airport is in Tulelake, CA, at an elevation of 4,044 ft MSL. Coordinates: 41.8874, -121.3590.
Fly out of O81 often?
Save O81 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.