St Croix Valley Airport Private
WN86 · Osceola, WI · 1,085 ft elevation · var 3E · Non-towered
Airport information
- FAA LID
- WN86
- Coordinates
- 45.2639, -92.6216
- Elevation
- 1,085 ft MSL
- Magnetic variation
- 3E
- Sectional chart
- GREEN BAY
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- GREEN BAY
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1991/04
- Distance from city
- 5 SE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:45 AM | 09:45Z |
| Sunrise | 05:23 AM | 10:23Z |
| Sunset | 09:02 PM | 02:02Z |
| Evening civil twilight Loggable night begins | 09:40 PM | 02:40Z |
Plan a flight from WN86
Night operations
- 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.
Traffic pattern
- Landing
- Rwy 18
- Pattern
- left (turns left)
- TPA
- 2,100 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the left downwind for Rwy 18 at 2,100 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 18/36
3,800 ft × 60 ft · Turf- Heading
- n/a
- Markings
- nonstandard
- Traffic pattern
- Left
- Approach obstacle
- Road, 7 ft, 300 ft from threshold
- Heading
- n/a
- Markings
- nonstandard
- Traffic pattern
- Left
- Approach obstacle
- Trees, 35 ft, 50 ft from threshold
- Displaced threshold
- 700 ft
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 3,800 ft |
Communication frequencies
Tower & ground
| CTAF | 122.9 |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| GEP · Gopher | VORTAC | 117.30 | r071° / 32.6 NM |
| MSP · Minneapolis | VOR-DME | 115.30 | r048° / 34.1 NM |
| RZN · Siren | VOR-DME | 109.40 | r195° / 35 NM |
| RPD · Rice Lake | VOR-DME | 110.00 | r255° / 36.7 NM |
VFR sectional
No published instrument procedures or Chart Supplement for WN86. VFR sectional link above.
Ownership & management
Remarks FAA
- PRVDD OBSTRUCTIONS BE REMOVED/LOWERED TO PROVIDE 20:1 APCH SLOPE; AREA 125' EITHER SIDE OF RY CNTRLN & 300' EACH END BE CLEAR OF OBSTRUCTIONS.
- FOR CD CTC MINNEAPOLIS APCH AT 612-713-4016.
- SKI OPS ONLY DURING SN.
- ORANGE CONES MARKING THLD AND RWY EDGE LINE.
- ORANGE CONES MARKING THLD AND RWY EDGE LINE.
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 WN86 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 WN86
St Croix Valley Airport (WN86) is an airport in Osceola, WI, at 1,085 ft MSL. It has 1 runway, the longest 3,800 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for WN86, refreshed from the Aviation Weather Center and FAA NASR.
Does WN86 have a control tower?
No. St Croix Valley Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at WN86?
St Croix Valley Airport has 1 runway; the longest is 3,800 ft. See the Runways tab for headings, surface, and lighting.
Where is WN86?
St Croix Valley Airport is in Osceola, WI, at an elevation of 1,085 ft MSL. Coordinates: 45.2639, -92.6216.
Fly out of WN86 often?
Save WN86 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.