Grand Lake Regional Airport
3O9 · NRI · Afton, OK · 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 08:51 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:59 AM | 10:59Z |
| Sunrise | 06:28 AM | 11:28Z |
| Sunset | 08:23 PM | 01:23Z |
| Evening civil twilight Loggable night begins | 08:51 PM | 01:51Z |
Plan a flight from 3O9
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 17LEFT traffic
- Heading
- 166° mag · 171° true
- Dimensions
- 3,925 × 60 ft
- TPA
- 1,800 ft MSL (≈1,000 AGL) · standard
- Surface
- Concrete
- Displaced thr
- 230 ft
- CTAF
- 122.7
Enter the left downwind (heading 346°) on the 45° at 1,800 ft MSL (≈1,000 AGL).
More details — RWY 17
- Markings
- basic
- Approach obstacle
- Trees, 26 ft, 283 ft from threshold, 0 ft L/R of centerline — 3:1 slope to clear · penetrates the 20:1 visual approach surface
- TDZ elevation
- 792 ft
Pattern side + displaced threshold: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 3,925 ft |
Prefer one flat page? Full runway details for 3O9 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3O9 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Prefer one flat list? All 3O9 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 3O9 / NRI
- Coordinates
- 36.5776, -94.8619
- Elevation
- 792 ft MSL
- Magnetic variation
- 5E
- Sectional chart
- KANSAS CITY
- Airport use
- Public
- Control tower
- No
- ARTCC
- KANSAS CITY (ZKC)
- Flight service (FSS)
- MC ALESTER · 122.3 · 1-800-WX-BRIEF
- NOTAM facility
- MLC
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Landing fee
- Yes
- Activated
- 1959/06
- Distance from city
- 10 SE
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.7 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns, hangars
Ownership & management 2 contacts
Remarks FAA · 10 notes
General
- 130 FT TOWER 1200 FT EAST OF RY 17.
- RY 17 END IS 30 FT HIGHER THAN RY 35 END.
- BIRDS ON & INVOF ARPT.
- FOR CD CTC KANSAS CITY ARTCC AT 913-254-8508.
Runways
- 230 FT SAFETY ZONE ON EITHER ENDS OF RWY MKD AS DSPLCD THLD.
- MRKGS SVRLY FADED
- MRKGS SVRLY FADED
Obstructions
- 40 FT TREES 97 FT RIGHT AT THLD; 7 FT ROAD 40 FT FM RY END & 0B.
- 10 FT MARINA BUILDING 60 FT FM RY END & 190 FT RIGHT.
- 25:1 OBS CLNC SLOPE TO DTHR.
Nearby airports
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Also nearby: OK95 Disney Airport (private) (7 NM) · 1K8 South Grand Lake Regional Airport (8 NM) · 69OK Green Country Airpark (private) (8 NM) · OK30 Grandcraft Landing Strip (private) (10 NM) · H04 Vinita Municipal Airport (14 NM)
About 3O9
Grand Lake Regional Airport (3O9 · NRI) is an airport in Afton, OK, at 792 ft MSL. It has 1 runway, the longest 3,925 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3O9, refreshed from the Aviation Weather Center and FAA NASR.
Does 3O9 have a control tower?
No. Grand Lake Regional Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 3O9?
Grand Lake Regional Airport has 1 runway; the longest is 3,925 ft. See the Runways section for headings, surface, and lighting.
Where is 3O9?
Grand Lake Regional Airport is in Afton, OK, at an elevation of 792 ft MSL. Coordinates: 36.5776, -94.8619.
Fly out of 3O9 often?
Save 3O9 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 3O9 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.