Mayo Clinic Health System-Oakridge Heliport HeliportPrivate
78WI · Osseo, WI · Non-towered
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-07 · night begins 08:55 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:25 AM | 10:25Z |
| Sunrise | 05:58 AM | 10:58Z |
| Sunset | 08:23 PM | 01:23Z |
| Evening civil twilight Loggable night begins | 08:55 PM | 01:55Z |
Plan a flight from 78WI
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
Airspace hazards
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Runways
| Runway | Length | Your margin |
|---|---|---|
| H1/H1 | 40 ft |
Prefer one flat page? Full runway details for 78WI → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 78WI kneeboard →
Comms & NavAids
Communication frequencies
Also
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 335.6 | EAU CLAIRE RCAG (LOW) |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
EAU 113.65
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| EAU · Eau Claire | VORTAC | 113.65 · 83Y | Low | r145° / 22.3 NM |
Prefer one flat list? All 78WI frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for 78WI — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 78WI
- Coordinates
- 44.5775, -91.2116
- Elevation
- 989 ft MSL
- Magnetic variation
- 0E
- Sectional chart
- GREEN BAY
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- GREEN BAY · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- FDC
- Attendance
- ALL ALL.
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2009/12
- Distance from city
- 0
Night operations
- Airport lighting
- SS-SR
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 · 1 notes
General
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Nearby airports
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Also nearby: 3WN9 Brion Memorial Airport (private) (7 NM) · 79WI Whitehall Fire Department Heliport (private) (14 NM) · 4WI5 Carlson Airport (private) (14 NM) · WS69 Log Cabin Airport (private) (14 NM) · 5WI6 Independence Airport (private) (15 NM) · WI49 Blair Airport (private) (17 NM)
About 78WI
Mayo Clinic Health System-Oakridge Heliport (78WI) is a heliport in Osseo, WI, at 989 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 78WI, refreshed from the Aviation Weather Center and FAA NASR.
Does 78WI have a control tower?
No. Mayo Clinic Health System-Oakridge Heliport is a non-towered (pilot-controlled) heliport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 78WI?
Mayo Clinic Health System-Oakridge Heliport has 1 runway; the longest is 40 ft. See the Runways section for headings, surface, and lighting.
Where is 78WI?
Mayo Clinic Health System-Oakridge Heliport is in Osseo, WI, at an elevation of 989 ft MSL. Coordinates: 44.5775, -91.2116.
Fly out of 78WI often?
Save 78WI 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.
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 78WI 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.