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29C
GRINDSTONE AIR HARBOR
PublicPUB

4 miles E of PORT AUSTIN, MI
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
44° 02' 48"N 82° 54' 52"W
640' MSL
1640' MSL
07W
None Listed
LANSING (LAN)
LAKE HURON
MINNEAPOLIS (ZMP)
12/25/25-1/22/26
KP58 (5nm) VFR
2:55 AM EST  
No Clouds
N/A
47°F
43°F
29.53"Hg
160° 13kts
Gusts 23kts
AO1 PK WND 17026/0727 SLP006 T00830061
METAR KP58 090755Z AUTO 16013G23KT 08/06 A2953 RMK AO1 PK WND 17026/0727 SLP006 T00830061
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FAA A/FD Pages

  • No Documents

Airport Diagrams

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Airport Minimums

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Departure Procedures

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Hotspot

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Standard Term. Arrival

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Instrument Approach

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Terminal Area Forecast

KMBS (59nm)
Fri, 1/9 12:33 AM EST
Fri, 1/9 1:00 AM EST - Sat, 1/10 1:00 AM EST
MVFR
1:00 AM EST - 2:00 AM EST
Light Showers and Rain
Overcast 3,500'
Scattered 2,500'
5sm
140° 15kts
MVFR
2:00 AM EST - 3:00 AM EST
Light Showers and Rain
Overcast 3,500'
Scattered 2,500'
5sm
170° 15kts
Gusts 24kts
MVFR
3:00 AM EST - 5:00 AM EST
Light Showers and Rain
Overcast 2,500'
Scattered 1,500'
4sm
180° 16kts
Gusts 25kts
MVFR
5:00 AM EST - 9:00 AM EST
Light Showers and Rain
Overcast 1,800'
4sm
190° 17kts
Gusts 26kts
MVFR
Temporary 9:00 AM EST - 12:00 PM EST
Light Showers and Rain
Overcast 2,000'
5sm
Calm
MVFR
9:00 AM EST - 5:00 PM EST
Broken 2,500'
Scattered 1,500'
6sm
210° 21kts
Gusts 33kts
VFR
5:00 PM EST - 10:00 PM EST
Broken 3,500'
Scattered 2,500'
6sm
300° 13kts
VFR
10:00 PM EST - 1:00 AM EST
Broken 4,000'
6sm
300° 4kts
TAF KMBS 090533Z 0906/1006 14015KT 5SM -SHRA SCT025 OVC035 WS020/19040KT
   FM090700 17015G24KT 5SM -SHRA SCT025 OVC035 WS020/18050KT
   FM090800 18016G25KT 4SM -SHRA SCT015 OVC025 WS020/19060KT
   FM091000 19017G26KT 4SM -SHRA OVC018 WS020/21050KT
   FM091400 21021G33KT P6SM SCT015 BKN025
   TEMPO 0914/0917 5SM -SHRA OVC020
   FM092200 30013KT P6SM SCT025 BKN035
   FM100300 30004KT P6SM BKN040
29C
EffectiveExpiresCategoryNOTAM
Domestic
1/1/26
1838Z
2/15/26
1837Z
!LAN 01/025 29C OBST TOWER LGT (ASN 2022-AGL-13663-OE) 435923N0824701W (6.6NM ESE 29C) 988FT (320FT AGL) U/S 2601011838-2602151837
No
UNATNDD
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413-1449
Phone: 989-269-7299
KELLY J HANSON
330 E HURON AVE
BAD AXE, MI 48413-1449
Phone: 989-269-7299
LANSING FSS (LAN)
Toll Free: 1-800-WX-BRIEF
LAN
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N/A
Yes
No
No
None
No
None
None
None
None
None

Runway 18/36

1800 ft. x 85 ft.
TURF  
Fair 
NONE 
 
 
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-- 
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  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
A110-3FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
A110-4DEER & LRG BIRDS ON & INVOF ARPT.
GRINDSTONE AIR HARBOR (IATA: 29C) is a public airport located in PORT AUSTIN, MI.