Airport information
- ICAO / IATA
- KAMN / AMN
- Coordinates
- 43.3221, -84.6880
- Elevation
- 754 ft MSL
- Magnetic variation
- 5W
- Sectional chart
- DETROIT
- Airport use
- Public
- Control tower
- No
- Weather station
- AWOS-3P · 124.175 · ☎ 989-463-3433
- ARTCC
- CLEVELAND (ZOB)
- Flight service (FSS)
- LANSING · 1-800-WX-BRIEF
- NOTAM facility
- AMN
- Attendance
- MON-SAT 0830-1430
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Distance from city
- 3 SW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:23 AM | 09:23Z |
| Sunrise | 05:58 AM | 09:58Z |
| Sunset | 09:23 PM | 01:23Z |
| Evening civil twilight Loggable night begins | 09:58 PM | 01:58Z |
Plan a flight from KAMN
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT REIL RWY 09 & 27; PAPI RWY 09 & 27; MIRL RWY 09/27 & 18/36 - CTAF. on 122.8 — Chart Supplement ↗
Runway lighting aids — 09: 4-light PAPI (left) · 27: 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 09 · 095°
- Pattern
- left (turns left)
- TPA
- 1,800 ft MSL (≈1,000 AGL)
- CTAF
- 122.8
Enter the left downwind for Rwy 09 at 1,800 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 09/27
5,004 ft × 75 ft · Asphalt (Good)- Heading
- 095° mag · 90° true
- Threshold elev
- 751 ft
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Tree, 79 ft, 2,307 ft from threshold, 266 ft L of centerline — 26:1 slope to clear
- Threshold crossing height
- 40 ft
- TDZ elevation
- 754 ft
- End lights
- REIL
- Heading
- 275° mag · 270° true
- Threshold elev
- 753 ft
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
- Threshold crossing height
- 40 ft
- TDZ elevation
- 754 ft
- End lights
- REIL
Runway 18/36
3,198 ft × 75 ft · Asphalt (Good)- Heading
- 185° mag · 180° true
- Threshold elev
- 753 ft
- Markings
- nonprecision
- Traffic pattern
- Left
- Approach obstacle
- Tree, 56 ft, 1,119 ft from threshold, 383 ft L of centerline — 16:1 slope to clear · penetrates the 20:1 visual approach surface
- TDZ elevation
- 754 ft
- Heading
- 005° mag · 0° true
- Threshold elev
- 754 ft
- Markings
- nonprecision
- Traffic pattern
- Left
- TDZ elevation
- 754 ft
| Runway | Length | Your margin |
|---|---|---|
| 09/27 | 5,004 ft | |
| 18/36 | 3,198 ft |
Communication frequencies
Tower & ground
| ASOS/AWOS | 124.175 |
| CTAF | 122.8 |
| UNICOM | 122.8 |
| Flight service | 126.75 (LOW) |
Approach & departure · “Great Lakes”
| App/Dep | 126.45 |
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (2 frequencies)
| Frequency | Used by |
|---|---|
| 235.625 | APCH/P DEP/P |
| 348.75 | FLINT RCAG (LOW) |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| MOP · Mt Pleasant | VOR-DME | 110.60 | r178° / 18.2 NM |
| MBS · Saginaw | VOR-DME | 112.90 | r248° / 29.5 NM |
| LAN · Lansing | VORTAC | 110.80 | r006° / 36.3 NM |
Procedures at a glance
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A (additive)
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns, hangars
- Other services
- Instruction, Rental
Ownership & management
Remarks FAA
- DEER & LRG BIRDS ON & INVOF ARPT.
- ADMIN BLDG ACES, PRESS V, THEN III & II SIMUL, THEN I.
- FOR CD CTC GREAT LAKES APCH AT 269-459-3345, WHEN APCH CLSD CTC CLEVELAND ARTCC AT 440-774-0224/0490.
- ACTVT REIL RWY 09 & 27; PAPI RWY 09 & 27; MIRL RWY 09/27 & 18/36 - CTAF.
- CALL AHD FOR HNGR AVBL.
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 KAMN 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 KAMN
Gratiot Community Airport (AMN · KAMN) is an airport in Alma, MI, at 754 ft MSL. It has 2 runways, the longest 5,004 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KAMN, refreshed from the Aviation Weather Center and FAA NASR.
Does KAMN have a control tower?
No. Gratiot Community Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at KAMN?
Gratiot Community Airport has 2 runways; the longest is 5,004 ft. See the Runways tab for headings, surface, and lighting.
Where is KAMN?
Gratiot Community Airport is in Alma, MI, at an elevation of 754 ft MSL. Coordinates: 43.3221, -84.6880.
Fly out of KAMN often?
Save KAMN 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.