St Mary's Hospital Heliport HeliportPrivate

99MN · Rochester, MN · Non-towered

Elevation
1,166 ft MSL
Longest runway
91 ft H1/
Runway
1
Mag var
1W

Nearby now

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-07 · night begins 08:58 PM
EventLocal (CDT)UTC
Morning civil twilight
Loggable night ends
05:32 AM10:32Z
Sunrise06:04 AM11:04Z
Sunset08:26 PM01:26Z
Evening civil twilight
Loggable night begins
08:58 PM01:58Z
Loggable night (§1.1)
08:58 PM → 05:32 AM
Night currency (§61.57)
09:26 PM → 05:04 AM

Plan a flight from 99MN

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

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Full reports: nearest reporting station

Advisories

NOTAMs

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All 99MN NOTAMs, grouped and decoded

Pilot reports

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All pilot reports near 99MN

Airspace hazards

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Runways

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

Prefer one flat page? Full runway details for 99MN → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 99MN kneeboard →

Comms & NavAids

Communication frequencies

Taxi & takeoff

CTAF
123.05
UNICOM
123.05

Departure & arrival

“Rochester”
App/Dep
119.8

ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).

By procedure & sector (1 frequencies)
FrequencyUsed by
251.125APCH/P DEP/P

Source: FAA NASR (current 28-day cycle).

Nearby navigation aids

RST 112.00 · FOW 111.20
NavAidTypeFreq · chRangeRadial / Dist magnetic
RST · Rochester VOR/DME 112.00 · 57X Low r014° / 15.1 NM
FOW · Halfway VOR/DME 111.20 · 49X Terminal r104° / 39.8 NM

Prefer one flat list? All 99MN frequencies →

Charts & procedures

No published instrument procedures or Chart Supplement for 99MN — open it on the VFR sectional →

Airport info

Airport information

FAA LID
99MN
Coordinates
44.0198, -92.4831
Elevation
1,166 ft MSL
Magnetic variation
1W
Sectional chart
GREEN BAY
Airport use
Private
Control tower
No
ARTCC
MINNEAPOLIS (ZMP)
Flight service (FSS)
PRINCETON · 122.2 · 1-800-WX-BRIEF
NOTAM facility
FDC
Attendance
ALL ALL
Beacon
white-green-yellow (SEE RMK)
Segmented circle
No
Wind indicator
yes
Activated
1984/10
Distance from city
0 N

Night operations

Airport lighting
SEE RMK
Rotating beacon
white-green-yellow · SEE RMK
Pilot-controlled lighting
ACTVT ROTG BCN - 5 CLICKS CTAF. on 123.05

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
Fuel available
Jet A
Ownership & management 2 contacts
Owner
MAYO CLINIC SAINT MARY'S HOSPITAL
1216 2ND ST SW, MARY BRIGH - 10 - HELIPAD, ROCHESTER, MN
507-255-5866
Manager
DYLAN HARDY
200 1ST ST SW, ROCHESTER, MN
507-266-1487
Remarks FAA · 4 notes

General

  • 9MN AWOS IS ASSOCIATED WITH HELIPORT 99MN.
  • FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.

Lighting

  • ACTVT ROTG BCN - 5 CLICKS CTAF.
  • PHONE REQ FOR PERIMETER LGTS CALL 507-255-2808 OR USE FREQ 155.385 TONE 141.3 OR 155.340 TONE 210.7 OR 130.075.

Nearby airports

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Also nearby: MN56 Charlton Building Heliport (private) (1 NM) · 2MN8 Trygstad Airport (private) (7 NM) · 5MN0 Scrabeck Airport (10 NM) · MN32 Nietz Airstrip (private) (10 NM) · MY37 Eyota Airport (private) (10 NM)

About 99MN

St Mary's Hospital Heliport (99MN) is a heliport in Rochester, MN, at 1,166 ft MSL. It has 1 runway, the longest 91 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 99MN, refreshed from the Aviation Weather Center and FAA NASR.

Does 99MN have a control tower?

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

What is the longest runway at 99MN?

St Mary's Hospital Heliport has 1 runway; the longest is 91 ft. See the Runways section for headings, surface, and lighting.

Where is 99MN?

St Mary's Hospital Heliport is in Rochester, MN, at an elevation of 1,166 ft MSL. Coordinates: 44.0198, -92.4831.

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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 99MN 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.