Harmon Memorial Hospital Heliport HeliportPrivate
OL50 · Hollis, OK · 1,633 ft elevation · Non-towered
Airport information
- FAA LID
- OL50
- Coordinates
- 34.6917, -99.9146
- Elevation
- 1,633 ft MSL
- Sectional chart
- DALLAS-FT WORTH
- Airport use
- Private
- Control tower
- No
- ARTCC
- FORT WORTH (ZFW)
- Flight service (FSS)
- MC ALESTER · 122.3 · 1-800-WX-BRIEF
- Segmented circle
- No
- Activated
- 2025/07
- Distance from city
- 1 NNW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-23
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:58 AM | 10:58Z |
| Sunrise | 06:27 AM | 11:27Z |
| Sunset | 08:56 PM | 01:56Z |
| Evening civil twilight Loggable night begins | 09:26 PM | 02:26Z |
Plan a flight from OL50
Night operations
- Airport lighting
- 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.
Runway H1/
40 ft × 40 ft · Asphalt (Good)- Heading
- n/a
- Threshold elev
- 1,633 ft
- Markings
- basic
- Traffic pattern
- Left
- Heading
- n/a
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 40 ft |
Communication frequencies
Tower & ground
| CTAF | 122.9 |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| CDS · Childress | VORTAC | 117.60 | r034° / 26.8 NM |
| LTS · Altus | VORTAC | 109.80 | r265° / 31.8 NM |
VFR sectional
No published instrument procedures or Chart Supplement for OL50. VFR sectional link above.
Ownership & management
Remarks FAA
Runways
- PRI INGRESS 045 DEGS; PRI EGRESS 045 DEGS. SECONDARY INGRESS 315 DEGS; SECONDARY EGRESS 315 DEGS.
- TLOF 40 X 40 FT; FATO 68.2 X 68.2 FT; SAFETY AREA 91.4 X 91.4 FT. MAX HEL GWT 12,000 LBS.
Contact
- OTR CTC: ANDREWSPELLMAN@HARMONMEMORIAL.COM
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 OL50 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 OL50
Harmon Memorial Hospital Heliport (OL50) is a heliport in Hollis, OK, at 1,633 ft MSL. It has 1 runway, the longest 40 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for OL50, refreshed from the Aviation Weather Center and FAA NASR.
Does OL50 have a control tower?
No. Harmon Memorial Hospital Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at OL50?
Harmon Memorial Hospital Heliport has 1 runway; the longest is 40 ft. See the Runways tab for headings, surface, and lighting.
Where is OL50?
Harmon Memorial Hospital Heliport is in Hollis, OK, at an elevation of 1,633 ft MSL. Coordinates: 34.6917, -99.9146.
Fly out of OL50 often?
Save OL50 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.