Airport information
- FAA LID
- C47
- Coordinates
- 43.5603, -89.4829
- Elevation
- 825 ft MSL
- Magnetic variation
- 3W
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- GREEN BAY
- NOTAM facility
- GRB
- Attendance
- MON-FRI 0900-1500
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- yes
- Activated
- 1941/10
- Distance from city
- 2 NW
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 | 04:41 AM | 09:41Z |
| Sunrise | 05:17 AM | 10:17Z |
| Sunset | 08:43 PM | 01:43Z |
| Evening civil twilight Loggable night begins | 09:19 PM | 02:19Z |
Plan a flight from C47
Night operations
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 122.7 — 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 04 · 046°
- Pattern
- left (turns left)
- TPA
- 1,800 ft MSL (≈1,000 AGL)
- CTAF
- 122.7
Enter the left downwind for Rwy 04 at 1,800 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 04/22
2,668 ft × 40 ft · Asphalt (Fair)- Heading
- 046° mag · 43° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Road, 15 ft, 200 ft from threshold, 80 ft R of centerline
- Displaced threshold
- 109 ft
- Heading
- 226° mag · 223° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Trees, 58 ft, 814 ft from threshold, 164 ft L of centerline — 10:1 slope to clear · penetrates the 20:1 visual approach surface
Runway 17/35
3,775 ft × 60 ft · ASP- Heading
- 181° mag · 178° true
- Heading
- 001° mag · 358° true
| Runway | Length | Your margin |
|---|---|---|
| 04/22 | 2,668 ft | |
| 17/35 | 3,775 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.7 | |
| UNICOM | 122.7 | |
| LONE ROCK RCAG | 133.3 | APCH/DEP SVC PRVDD BY CHICAGO ARTCC ON FREQS 133.3/257.925 (LONE ROCK RCAG) WHEN MADISON APCH CTL CLSD. |
| LONE ROCK RCAG | 257.925 | APCH/DEP SVC PRVDD BY CHICAGO ARTCC ON FREQS 133.3/257.925 (LONE ROCK RCAG) WHEN MADISON APCH CTL CLSD. |
| APCH/S DEP/S | 120.1 | |
| APCH/P DEP/P | 135.45 | |
| APCH/P DEP/P | 343.7 | |
| APCH/S DEP/S | 350.3 |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| DLL · Dells | VORTAC | 117.00 | r084° / 12.2 NM |
| MSN · Madison | VORTAC | 108.60 | r343° / 25.7 NM |
| LNR · Lone Rock | VOR-DME | 112.80 | r060° / 32.5 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, UL91
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns, hangars
- Other services
- Instruction
Ownership & management
Remarks FAA
- EXISTED PRIOR TO 1959.
- DEER ON & INVOF OF ARPT.
- RWY 36 LRG HNGRS & TREE 200 FT W OF MAY CAUSE WIND SHEAR WITH STRONG NW WINDS.
- POWERLINE 110 FT AGL 1580 FT FM DSPLCD THLD RY 36.
- FOR CD CTC MADISON APP/DEP CON AT 608-249-8240. WHEN MADISON APCH CLSD, FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
- CONFIRM AVBL WITH AMGR.
- EXT 104.
- FUEL AVBL 24 HRS WITH CREDIT CARD.
- RWY NOT PLOWED DURG WINTER, CFM COND WITH AMGR.
- MIRL NSTD. RWY 18 FIRST 100 FT NOT LGTD; RWY 36 FIRST 193 FT NOT LGTD.
- 30 FT TREES 40 FT FM RWY END; 100 FT L.
- 2 FT RD AT RWY END; 170 FT RIGHT.
- 6 FT TRRN AT THR; 90 FT L.
- 14 FT RD 42 FT FM RWY END; 28 FT POLE 30 FT FM RWY END, 125 FT L.
- CTLG OBSTN EXCEEDS A 45 DEG SLP.
- APCH RATIO 20:1 TO DSPLCD THR.
- APCH RATIO 10:1 TO DSPLCD THR; 63 FT TREES 587 FT FM DSPLCD THR, 220 L AND 105 FT PLINE 1576 FT FM DSPLCD THR, 70 FT L.
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 C47 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 C47
Portage Municipal Airport (C47) is an airport in Portage, WI, at 825 ft MSL. It has 2 runways, the longest 3,775 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for C47, refreshed from the Aviation Weather Center and FAA NASR.
Does C47 have a control tower?
No. Portage Municipal Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at C47?
Portage Municipal Airport has 2 runways; the longest is 3,775 ft. See the Runways tab for headings, surface, and lighting.
Where is C47?
Portage Municipal Airport is in Portage, WI, at an elevation of 825 ft MSL. Coordinates: 43.5603, -89.4829.
Fly out of C47 often?
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