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29C
Local
29C
GRINDSTONE AIR HARBOR
Public
PUB
4 miles E of PORT AUSTIN, MI, US
View on
Map
Status
Operational
Coordinates
44° 02' 48"N
82° 54' 52"W
Elevation
640' MSL
Pattern Alt
1640' MSL
Mag Variation
8°W
Declination
7°W
Fuel
None Listed
FSS
LANSING (LAN)
Sectional
LAKE HURON
ARTCC
MINNEAPOLIS (ZMP)
Data Effective
7/9/26-8/6/26
KP58 (5nm)
VFR
8:55 PM EDT
RAW
No Clouds
Viz
N/A
Temp
83°F
Dew
72°F
Pres
30.08"Hg
Wind
210° 3kts
RMK
AO1 SLP174 T02830222 PNO
METAR KP58 140055Z AUTO 21003KT 28/22 A3008 RMK AO1 SLP174 T02830222 PNO
Services
Frequencies & Documents
Freqs & Docs
TAF
NOTAM
Operations
Runways
Remarks
Add Your Business
29C FBOs
No FBOs (Fixed Base Operators) are listed for this airport.
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Your Information
Business
x
Common
CTAF
122.9
Documents
No documents available for airport
Terminal Area Forecast
KMBS (59nm)
RAW
Reported
Mon, 7/13 7:41 PM EDT
Valid
Mon, 7/13 8:00 PM EDT - Tue, 7/14 8:00 PM EDT
VFR
8:00 PM EDT - 9:00 PM EDT
Few 25,000'
Viz
6sm
Wind
250° 10kts
VFR
9:00 PM EDT - 10:00 AM EDT
Scattered 25,000'
Viz
6sm
Wind
260° 7kts
VFR
10:00 AM EDT - 3:00 PM EDT
Scattered 25,000'
Viz
6sm
Wind
260° 8kts
VFR
3:00 PM EDT - 8:00 PM EDT
Sky Clear
Viz
6sm
Wind
250° 10kts
Gusts 17kts
TAF KMBS 132341Z 1400/1424 25010KT P6SM FEW250
FM140100 26007KT P6SM SCT250
FM141400 26008KT P6SM SCT250
FM141900 25010G17KT P6SM SKC
29C
Effective
Expires
Category
NOTAM
Domestic
7/3/26
1728Z
8/17/26
1727Z
!LAN 07/055 29C OBST TOWER LGT (ASR 1226127) 440059.40N0825125.10W (3.1NM SE 29C) 948.2FT (308.1FT AGL) U/S 2607031728-2608171727
6/24/26
1842Z
8/8/26
1841Z
!LAN 06/396 29C OBST TOWER LGT (ASN 2022-AGL-13663-OE) 435923N0824701W (6.6NM ESE 29C) 988FT (320FT AGL) U/S 2606241842-2608081841
ATC Tower
No
Attendance
UNATNDD
Owner
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413
Phone: 989-269-7299
Manager
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413
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.
A42-18_MARK
3 FT YELLOW CONES.
A42-36_MARK
3 FT YELLOW CONES.
A57-18
CTLG OBSTN EXCEEDS A 45 DEG SLP. APCH RATIO 16:1 TO THR OVR +76 FT TREE, 1244 FT DIST, 42 FT L. APCH RATIO 20:1 OVR 27 FT PLINE, 570 FT DIST, 125 FT L/R.
A57-36
CTLG OBSTN EXCEEDS A 45 DEG SLP. APCH RATIO 20:1 OVR 25 FT PLINE, 720 FT DIST, 125 FT L/R.
E111
MAN-MADE OR NATURAL OBJECTS EXIST WI THE ASP NEEDED TO ENSURE SAFETY IN THE TKOF/LDG OF ACFT.
GRINDSTONE AIR HARBOR (IATA: 29C) is a public airport located in PORT AUSTIN, MI, US.
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