Twin Lakes Ranch Airport

81OK · Granite, OK · 1,630 ft elevation

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: 81OK
Coordinates: 35.0264, -99.3394
Elevation: 1,630 ft MSL

Detailed FAA facility data isn't available for this airport.

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	05:54 AM	10:54Z
Sunrise	06:24 AM	11:24Z
Sunset	08:55 PM	01:55Z
Evening civil twilight Loggable night begins	09:24 PM	02:24Z

Loggable night (§1.1)

09:24 PM → 05:54 AM

Night currency (§61.57)

09:55 PM → 05:24 AM

Plan a flight from 81OK

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 17
Pattern: left (turns left)
TPA: 2,600 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy 17 at 2,600 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 17/35

2,200 ft × 35 ft · TURF-G

Heading: n/a

Heading: n/a

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
17/35	2,200 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
BFV · Burns Flat	VORTAC	110.00	r199° / 14.2 NM
HBR · Hobart	VORTAC	111.80	r295° / 16.6 NM
LTS · Altus	VORTAC	109.80	r343° / 22.1 NM
SYO · Sayre	VORTAC	115.20	r133° / 24 NM

VFR sectional

Open 81OK on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for 81OK. VFR sectional link above.

No published services or facility detail for 81OK.

Nearby airports

OL44 · Porter AirportPrivate (7 NM)OL51 · Rivercamp AirportPrivate (7 NM)7OK2 · Scott AirportPrivate (8 NM)2K4 · Scott Field (12 NM)KHBR · Hobart Regional Airport (14 NM)3O4 · Sayre Municipal Airport (18 NM)

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 81OK 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 81OK

Twin Lakes Ranch Airport (81OK) is an airport in Granite, OK, at 1,630 ft MSL. It has 1 runway, the longest 2,200 ft. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 81OK, refreshed from the Aviation Weather Center and FAA NASR.

What is the longest runway at 81OK?

Twin Lakes Ranch Airport has 1 runway; the longest is 2,200 ft. See the Runways tab for headings, surface, and lighting.

Where is 81OK?

Twin Lakes Ranch Airport is in Granite, OK, at an elevation of 1,630 ft MSL. Coordinates: 35.0264, -99.3394.

Fly out of 81OK often?

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