Harmon Memorial Hospital HeliportPrivate
OL50 · Hollis, OK · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-21 · night begins 08:03 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 07:02 AM | 12:02Z |
| Sunrise | 07:27 AM | 12:27Z |
| Sunset | 07:38 PM | 00:38Z |
| Evening civil twilight Loggable night begins | 08:03 PM | 01:03Z |
Plan a flight from OL50
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
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Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| H1/ | 40 ft |
Prefer one flat page? Full runway details for OL50 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the OL50 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
CDS 117.00 · LTS 109.80
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CDS · Childress | VORTAC | 117.00 · 117X | Low | r034° / 26.8 NM |
| LTS · Altus | VORTAC | 109.80 · 35X | Low | r268° / 31.8 NM |
Prefer one flat list? All OL50 frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for OL50 — open it on the VFR sectional →
Airport info
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
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 under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 3 notes
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
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Also nearby: O35 Hollis Municipal (1 NM) · 00TT Nowhere (private) (11 NM) · 36XS Mill Iron Ranch South (private) (16 NM) · F06 Marian Airpark (17 NM) · 0TX4 Mill Iron Ranch North (private) (17 NM) · TA91 Childress Regional Medical Center (private) (22 NM)
About OL50
Harmon Memorial Hospital (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 is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at OL50?
Harmon Memorial Hospital has 1 runway; the longest is 40 ft. See the Runways section for headings, surface, and lighting.
Where is OL50?
Harmon Memorial Hospital is in Hollis, OK, at an elevation of 1,633 ft MSL. Coordinates: 34.6917, -99.9146.
More about OL50
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.
Something here wrong or out of date? Report a data problem.