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29C
GRINDSTONE AIR HARBOR
Public
PUB
4 miles E of PORT AUSTIN, MI
View on
Map
Status
Operational
Coordinates
44° 02' 48"N
82° 54' 52"W
Elevation
640' MSL
Pattern Alt
1640' MSL
Mag Variation
07W
Fuel
None Listed
FSS
LANSING (LAN)
Sectional
LAKE HURON
ARTCC
MINNEAPOLIS (ZMP)
Data Effective
4/17/25-5/15/25
KP58 (5nm)
VFR
1:55 PM EST
RAW
No Clouds
Viz
N/A
Temp
52°F
Dew
31°F
Pres
30.12"Hg
Wind
270° 11kts
Gusts 18kts
RMK
AO1 SLP204 T01111006
METAR KP58 041855Z AUTO 27011G18KT 11/M01 A3012 RMK AO1 SLP204 T01111006
Services
Frequencies & Documents
Freqs & Docs
TAF
NOTAM
Operations
Runways
Remarks
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29C FBOs
No FBOs (Fixed Base Operators) are listed for this airport.
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Business
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UNICOM
--
CTAF
122.9
No communication frequencies available for this airport.
FAA A/FD Pages
No Documents
Airport Diagrams
No Documents
Airport Minimums
No Documents
Departure Procedures
No Documents
Hotspot
No Documents
Standard Term. Arrival
No Documents
Instrument Approach
No Documents
Terminal Area Forecast
KMBS (59nm)
RAW
Reported
Tue, 11/4 12:20 PM EST
Valid
Tue, 11/4 1:00 PM EST - Wed, 11/5 1:00 PM EST
VFR
1:00 PM EST - 5:00 PM EST
Scattered 25,000'
Scattered 12,000'
Viz
6sm
Wind
270° 13kts
Gusts 23kts
VFR
5:00 PM EST - 10:00 PM EST
Broken 10,000'
Viz
6sm
Wind
200° 9kts
VFR
10:00 PM EST - 7:00 AM EST
Overcast 10,000'
Viz
6sm
Wind
190° 6kts
MVFR
7:00 AM EST - 10:00 AM EST
Broken 4,500'
Broken 1,500'
Viz
6sm
Wind
220° 13kts
VFR
10:00 AM EST - 1:00 PM EST
Overcast 10,000'
Scattered 2,000'
Viz
6sm
Wind
240° 15kts
Gusts 25kts
TAF KMBS 041720Z 0418/0518 27013G23KT P6SM SCT120 SCT250
FM042200 20009KT P6SM BKN100
FM050300 19006KT P6SM OVC100
FM051200 22013KT P6SM BKN015 BKN045
FM051500 24015G25KT P6SM SCT020 OVC100
29C
Effective
Expires
Category
NOTAM
Domestic
10/6/25
1838Z
11/20/25
1837Z
!LAN 10/072 29C OBST TOWER LGT (ASN 2022-AGL-13663-OE) 435923N0824701W (6.6NM ESE 29C) 988FT (320FT AGL) U/S 2510061838-2511201837
ATC Tower
No
Attendance
UNATNDD
Owner
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413-1449
Phone: 989-269-7299
Manager
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413-1449
Phone: 989-269-7299
FSS
LANSING FSS (LAN)
Toll Free: 1-800-WX-BRIEF
NOTAM
LAN
Light Schedule
--
Lights
--
Beacon
N/A
Wind Indicator
Yes
Segmented Cir.
No
Landing Fee
No
Parking
None
Int'l Operations
No
Airframe Repair
None
Pwrplant Repair
None
Bottled Oxygen
None
Bulk Oxygen
None
Other Services
None
Runway 18/36
Dimensions
1800 ft. x 85 ft.
Surface Type
TURF
Surface Cond
Fair
Treatment
NONE
Rwy Edge Lgts
Pavement Class
Single Wheel
--
Double Wheel
--
Double Tandem
--
Dual Dbl Tand
--
Runway 18
Runway 36
True Heading
178°
358°
Traffic Pattern
Markings
Markings Condition
Latitude
44° 02' 57"N
44° 02' 39"N
Longitude
82° 54' 52"W
82° 54' 51"W
Elevation
611'
626'
Threshold Crossing Height
--
--
Visual Glide Path Angle
--
--
Visual Slope Indicator
--
--
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-3
FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
A110-4
DEER & LRG BIRDS ON & INVOF ARPT.
GRINDSTONE AIR HARBOR (IATA: 29C) is a public airport located in PORT AUSTIN, MI.
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