Mercy Hospital St Louis HeliportPrivate

8MO9 · St Louis, MO · Non-towered · Open on the map

Elevation
633 ft MSL
Longest runway
135 ft H1/
Runway
1
Mag var
2E

Nearby now

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Weather

METAR observed

No weather station at 8MO9. Nearby reporting stations: KSTL (7 NM), KSUS (10 NM), KCPS (14 NM).

TAF forecast

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Sun & FAA night2026-09-21 · night begins 07:27 PM
EventLocal (CDT)UTC
Morning civil twilight
Loggable night ends
06:22 AM11:22Z
Sunrise06:48 AM11:48Z
Sunset07:01 PM00:01Z
Evening civil twilight
Loggable night begins
07:27 PM00:27Z
Loggable night (§1.1)
07:27 PM → 06:22 AM
Night currency (§61.57)
08:01 PM → 05:48 AM

Plan a flight from 8MO9

Winds aloft NOAA forecast · 3,000 to 53,000 ft

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Full reports: nearest reporting station

Advisories

NOTAMs · Loading NOTAMs…

Pilot reports · Loading PIREPs…

Airspace hazards · Checking SIGMETs and G-AIRMETs…

Temporary flight restrictions · Checking for TFRs…

Runways

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

Prefer one flat page? Full runway details for 8MO9 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 8MO9 kneeboard →

Comms & NavAids

Nearby navigation aids

STL 117.40 · FTZ 114.35 · TOY 116.00 · +1
NavAidTypeFreq · chRangeRadial / Dist magnetic
STL · St Louis VORTAC 117.40 · 121X High r172° / 13.1 NM
FTZ · Foristell VORTAC 114.35 · 90Y Low r092° / 24.7 NM
TOY · Troy VORTAC 116.00 · 107X Low r253° / 25.5 NM
SKE · Scott TACAN 112.20 · 59X r284° / 28.6 NM

Charts & procedures

No published instrument procedures or Chart Supplement for 8MO9 — open it on the VFR sectional →

Airport info

Airport information

FAA LID
8MO9
Coordinates
38.6437, -90.4483
Elevation
633 ft MSL
Magnetic variation
2E
Sectional chart
ST LOUIS
Airport use
Private
Control tower
No
ARTCC
KANSAS CITY (ZKC)
Flight service (FSS)
SAINT LOUIS · 1-800-WX-BRIEF
Attendance
ALL ALL
Segmented circle
No
Wind indicator
yes
Activated
1973/08
Distance from city
0 W

Night operations

Airport lighting
SEE RMK

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
Airframe service
NONE
Powerplant service
NONE
Ownership & management 2 contacts
Owner
MERCY HOSPITAL ST. LOUIS
615 SOUTH NEW BALLAS RD., ST LOUIS, MO
(314) 251-1900
Manager
NATASHA ZVENTEL, DIRECTOR
615 SOUTH NEW BALLAS ROAD, ST LOUIS, MO
(314) 251-4988
Remarks FAA · 6 notes

General

  • FOR CD CTC ST LOUIS APCH AT 314-890-1018.

Lighting

  • FOR LGTS CALL 314-251-6050.
  • 40 WATT 33.81 C.P. 425 LUMINS.

Obstructions

  • RWY H1 MERCY HOSPITAL ST. LOUIS BLDG LGTD & MKD; 658' PARKING LGT STD 25' SOUTH

Contact

  • ADDITIONAL CONTACT: STEVE BOLLIN 314-251-1906 STEVE.BOLLIN@MERCY.NET

Attendance

  • FOR SVC CALL 314-251-1050.

Nearby airports

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Also nearby: 9MO1 Missouri Baptist Hospital (private) (1 NM) · MO12 St Lukes Hospital West (private) (3 NM) · 49MO Hermann II (private) (3 NM) · 1H0 Creve Coeur (6 NM) · 73MO Ssm Health St Mary's Hospital-St Louis (private) (6 NM) · MO92 Ssm Health Depaul Hospital-St Louis (private) (7 NM)

About 8MO9

Mercy Hospital St Louis (8MO9) is a heliport in St Louis, MO, at 633 ft MSL. It has 1 runway, the longest 135 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 8MO9, refreshed from the Aviation Weather Center and FAA NASR.

Does 8MO9 have a control tower?

No. Mercy Hospital St Louis is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at 8MO9?

Mercy Hospital St Louis has 1 runway; the longest is 135 ft. See the Runways section for headings, surface, and lighting.

Where is 8MO9?

Mercy Hospital St Louis is in St Louis, MO, at an elevation of 633 ft MSL. Coordinates: 38.6437, -90.4483.

More about 8MO9

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 8MO9 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.