Airport information
- ICAO / IATA
- KCMY / CMY
- Coordinates
- 43.9580, -90.7379
- Elevation
- 837 ft MSL
- Magnetic variation
- 0E
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- GREEN BAY
- NOTAM facility
- CMY
- Attendance
- MON-FRI 1400-2200Z++
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Distance from city
- 3 NE
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 | 04:44 AM | 09:44Z |
| Sunrise | 05:20 AM | 10:20Z |
| Sunset | 08:49 PM | 01:49Z |
| Evening civil twilight Loggable night begins | 09:26 PM | 02:26Z |
Plan a flight from KCMY
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- WHEN TWR CLSD ACTVT REIL RWY 11 & 29; MIRL RWY 01/19 - CTAF. MIRL RWY 11/29 PRESET TO LOW SS-SR; INCR INTST CTAF. VGSI RWY 01, 11, 19 & 29 OPR CONSLY.; SNOW REMOVAL OPS MNT CTAF WHEN ATCT CLSD. on 124.6 — Chart Supplement ↗
Runway lighting aids — 01: 2-light PAPI (left) · 19: 2-light PAPI (left) · 11: 4-light PAPI (left) · 29: 4-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 01 · 015°
- Pattern
- left (turns left)
- TPA
- 1,800 ft MSL (≈1,000 AGL)
- CTAF
- 124.6
Enter the left downwind for Rwy 01 at 1,800 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 01/19
3,032 ft × 95 ft · Asphalt (Good)- Heading
- 015° mag · 15° true
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3.5°)
- Traffic pattern
- Left
- Heading
- 195° mag · 195° true
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3.5°)
- Traffic pattern
- Left
Runway 11/29
4,697 ft × 100 ft · Asphalt (Good)- Heading
- 112° mag · 112° true
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Trees, 55 ft, 1,315 ft from threshold, 210 ft R of centerline — 20:1 slope to clear
- Heading
- 292° mag · 292° true
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Road, 15 ft, 200 ft from threshold, 10 ft L of centerline
- Displaced threshold
- 431 ft
| Runway | Length | Your margin |
|---|---|---|
| 01/19 | 3,032 ft | |
| 11/29 | 4,697 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 135.25 | VOLK APP/DEP |
| AWOS | 118.375 | AWOS 3 |
| CTAF | 124.6 | |
| MISC | 41.9 | RANGE |
| TWR | 38.5 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| VOK · Volk | TACAN | 110.40 | r273° / 20.7 NM |
| LSE · La Crosse | VOR-DME | 108.40 | r075° / 22.9 NM |
| ODI · Nodine | VORTAC | 117.90 | r084° / 31.7 NM |
Airport diagram
Open PDF ↗Preview diagram
Procedures at a glance
Approaches3
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, A++
- Parking
- tiedowns
- Other services
- Instruction
Ownership & management
Remarks FAA
- BIRDS & WILDLIFE ON & INVOF ARPT.
- 24 HR PPR FOR SVC AFT 2200Z++ - C502-898-4107. CLSD FED HOL & BY NOTAM. FUEL & T RQMNTS - AP/1.
- FICON UNMNT AFT HR.
- SNOW REMOVAL OPS MNT CTAF WHEN ATCT CLSD.
- LGTD WINDCONE RWY 01 & 11.
- RAPIDLY RISING TRRN 1 NM NW - NE.
- C130 & LRGR 180 DEG TURNS PMTD ON CONC SFC RWY 11/29 E & W ENDS & RWY 01/19 S END.
- R6901B 500 YDS DEP END RWY 11.
- RWY 01, 11, 29 NSTD SAFETY AREA BYD EACH END DUE TO TRRN & FENCE.
- PAJA 3.5 NM E - NE YEAR ROUND.
- RSTD: ARFF SVC AVBL WITH 72 HR NOTICE - C502-898-2508/3553; INDEX B SVC AVBL H24.
- FOR CD WHEN ATCT CLSD CTC CHICAGO ARTCC AT 630-906-8921.
- WHEN TWR CLSD ACTVT REIL RWY 11 & 29; MIRL RWY 01/19 - CTAF. MIRL RWY 11/29 PRESET TO LOW SS-SR; INCR INTST CTAF. VGSI RWY 01, 11, 19 & 29 OPR CONSLY.
- EXC FED HOL.
- CIVIL AMGR MARK VAN WORMER - 608-269-4340 EX: 9-5157.
- CREDIT CARD SELF SVC H24 ON CIVIL RAMP.
- MIL RAMP SELF SVC H24 1 APR - 30 SEP & MON-FRI 1 OCT - 31 MAR TO TRAINED AIRCREW ONLY. 1 OCT - 31 MAR PPR BY THURS 2200Z++ FOR WKEND FUEL OR SVC; C502-898-4107.
- HVY ASSAULT STRIP OPS E. NSTD N LATERAL CLNC; SEE KCMY AP/1 FOR INFO.
- 15 FT ROAD 0-200 FT FM RWY END 0-107 FT L.
- CTN: DEP; VEHICLES ON ROAD MAY APPEAR TO BE ON RWY.
- CTLD SMALL ARMS RANGE 1000 YDS DEP END.
- APCH RATIO 34:1 TO DTHR.
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 KCMY 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 KCMY
Sparta Fort McCoy Airport (CMY · KCMY) is an airport in Sparta, WI, at 837 ft MSL. It has 2 runways, the longest 4,697 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KCMY, refreshed from the Aviation Weather Center and FAA NASR.
Does KCMY have a control tower?
Yes. Sparta Fort McCoy Airport has an operating FAA control tower. Check the Comms & NavAids tab for tower and ground frequencies.
What is the longest runway at KCMY?
Sparta Fort McCoy Airport has 2 runways; the longest is 4,697 ft. See the Runways tab for headings, surface, and lighting.
Where is KCMY?
Sparta Fort McCoy Airport is in Sparta, WI, at an elevation of 837 ft MSL. Coordinates: 43.9580, -90.7379.
Fly out of KCMY often?
Save KCMY 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.