Airport information
- FAA LID
- 3CU
- Coordinates
- 46.1942, -91.2464
- Elevation
- 1,360 ft MSL
- Magnetic variation
- 2W
- Sectional chart
- GREEN BAY
- Airport use
- Public
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- GREEN BAY · 1-800-WX-BRIEF
- NOTAM facility
- GRB
- Attendance
- UNATNDD
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1949/03
- Distance from city
- 2 SE
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-22
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:35 AM | 09:35Z |
| Sunrise | 05:13 AM | 10:13Z |
| Sunset | 09:00 PM | 02:00Z |
| Evening civil twilight Loggable night begins | 09:39 PM | 02:39Z |
Plan a flight from 3CU
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- MIRL RWY 17/35 PRESET TO LOW SS-SR; TO INCR INTST AND ACTVT - CTAF. on 122.8 — 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 08 · 080°
- Pattern
- left (turns left)
- TPA
- 2,400 ft MSL (≈1,000 AGL)
- CTAF
- 122.8
Enter the left downwind for Rwy 08 at 2,400 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 08/26
2,194 ft × 150 ft · Turf (Good)- Heading
- 080° mag · 78° true
- Threshold elev
- 1,344 ft
- Markings
- none
- Traffic pattern
- Left
- Approach obstacle
- Trees, 47 ft, 610 ft from threshold, 50 ft R of centerline — 12:1 slope to clear · penetrates the 20:1 visual approach surface
- TDZ elevation
- 1,344 ft
- Displaced threshold
- 378 ft
- Heading
- 260° mag · 258° true
- Threshold elev
- 1,344 ft
- Markings
- none
- Traffic pattern
- Left
- TDZ elevation
- 1,344 ft
Runway 16/34
3,709 ft × 75 ft · ASP- Heading
- 167° mag · 165° true
- Heading
- 347° mag · 345° true
| Runway | Length | Your margin |
|---|---|---|
| 08/26 | 2,194 ft | |
| 16/34 | 3,709 ft |
Communication frequencies
Tower & ground
| CTAF | 122.8 |
| UNICOM | 122.8 |
| Flight service | 126.45 (LOW) |
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 276.4 | HAYWARD RCAG (LOW) |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HYR · Hayward | VOR-DME | 113.40 | r035° / 13.4 NM |
| ASX · Ashland | VOR-DME | 110.20 | r211° / 25.3 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
Ownership & management
Remarks FAA
- RY 08/26 CLSD NOV 21 - MAY 1.
- TWY LGTS AT ENTRANCE TO TWY ONLY.
- PLUG IN AVBL. NO HEATING UNITS AVBL TO START ACFT.
- RY CONDITIONS NOT REPORTED.
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
- FQT WILDLIFE ON & INVOF ARPT.
- MIRL RWY 17/35 PRESET TO LOW SS-SR; TO INCR INTST AND ACTVT - CTAF.
- AND TOWN OF DRUMMOND & NAMEGAGON.
- 24 HR SELF SVC FUEL AVBL WITH CREDIT CARD.
- RWY 08/26 MKD WITH YELLOW CONES.
- APCH RATIO 20:1 TO DSPLCD THR.
- APCH RATIO 12:1 TO DSPLCD THR; 40 FT TREES 431 FT FM DSPCLD THR, 220 FT R.
- APCH RATIO 20:1 TO DSPLCD THR.
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 3CU 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 3CU
Cable Union Airport (3CU) is an airport in Cable, WI, at 1,360 ft MSL. It has 2 runways, the longest 3,709 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3CU, refreshed from the Aviation Weather Center and FAA NASR.
Does 3CU have a control tower?
No. Cable Union Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 3CU?
Cable Union Airport has 2 runways; the longest is 3,709 ft. See the Runways tab for headings, surface, and lighting.
Where is 3CU?
Cable Union Airport is in Cable, WI, at an elevation of 1,360 ft MSL. Coordinates: 46.1942, -91.2464.
Fly out of 3CU often?
Save 3CU 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.