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Y77
BAYFIELD COUNTY
Public
PUB
2 miles NW of IRON RIVER, WI
View on
Map
Status
Operational
Coordinates
46° 34' 38"N
91° 27' 22"W
Elevation
1134' MSL
Pattern Alt
2134' MSL
Mag Variation
01E
Fuel
None Listed
FSS
GREEN BAY (GRB)
Sectional
GREEN BAY
ARTCC
MINNEAPOLIS (ZMP)
Data Effective
4/17/25-5/15/25
KOLG (22nm)
VFR
2:35 AM CST
RAW
Overcast 3,400'
Viz
10sm
Temp
23°F
Dew
18°F
Pres
30.17"Hg
Wind
310° 6kts
RMK
AO1
METAR KOLG 270835Z AUTO 31006KT 10SM OVC034 M05/M08 A3017 RMK AO1
Services
Frequencies & Documents
Freqs & Docs
TAF
NOTAM
Operations
Runways
Remarks
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Y77 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
KHYR (33nm)
RAW
Reported
Wed, 11/26 11:32 PM CST
Valid
Thu, 11/27 12:00 AM CST - Fri, 11/28 12:00 AM CST
MVFR
12:00 AM CST - 2:00 AM CST
Light Snow
Overcast 3,500'
Broken 2,500'
Viz
6sm
Wind
310° 10kts
MVFR
2:00 AM CST - 8:00 AM CST
Overcast 2,700'
Viz
6sm
Wind
310° 11kts
Gusts 22kts
MVFR
8:00 AM CST - 12:00 PM CST
Overcast 1,700'
Viz
6sm
Wind
310° 10kts
Gusts 21kts
MVFR
12:00 PM CST - 5:00 PM CST
Light Snow
Overcast 2,800'
Broken 1,700'
Viz
6sm
Wind
Calm
MVFR
12:00 PM CST - 5:00 PM CST
Overcast 1,700'
Viz
6sm
Wind
310° 11kts
Gusts 21kts
MVFR
5:00 PM CST - 10:00 PM CST
Broken 2,600'
Viz
6sm
Wind
310° 9kts
Gusts 16kts
MVFR
10:00 PM CST - 12:00 AM CST
Broken 2,500'
Viz
6sm
Wind
310° 7kts
TAF KHYR 270532Z 2706/2806 31010KT P6SM -SN BKN025 OVC035
FM270800 31011G22KT P6SM OVC027
FM271400 31010G21KT P6SM OVC017
FM271800 31011G21KT P6SM OVC017
PROB30 2718/2723 6SM -SN BKN017 OVC028
FM272300 31009G16KT P6SM BKN026
FM280400 31007KT P6SM BKN025
Y77
Effective
Expires
Category
NOTAM
Domestic
10/21/25
0504Z
12/5/25
0503Z
!GRB 10/272 Y77 OBST TOWER LGT (ASR 1034703) 463127.00N0911619.00W (8.2NM ESE Y77) 1556.8FT (319.9FT AGL) U/S 2510210504-2512050503
ATC Tower
No
Attendance
UNATTND
Owner
STEVE SINNOTT
329 2ND ST
PROCTOR, MN 55810
Phone: 218-522-1991
Manager
PAT MCDONOUGH
66615 WILLS RD
BRULE, WI 54820
Phone: (715) 372-4848
FSS
GREEN BAY FSS (GRB)
Toll Free: 1-800-WX-BRIEF
NOTAM
GRB
Light Schedule
--
Lights
ACTVT LIRL RY 08/26 - CTAF.
Beacon
N/A
Wind Indicator
Yes - Lighted
Segmented Cir.
No
Landing Fee
No
Parking
Tie-Down
Int'l Operations
No
Airframe Repair
None
Pwrplant Repair
None
Bottled Oxygen
None
Bulk Oxygen
None
Other Services
None
Runway 08/26
Dimensions
3007 ft. x 130 ft.
Surface Type
TURF
Surface Cond
Fair
Treatment
NONE
Rwy Edge Lgts
NSTD
Pavement Class
Single Wheel
--
Double Wheel
--
Double Tandem
--
Dual Dbl Tand
--
Runway 08
Runway 26
True Heading
84°
264°
Traffic Pattern
Left
Left
Markings
Markings Condition
Latitude
46° 34' 36"N
46° 34' 39"N
Longitude
91° 27' 44"W
91° 27' 01"W
Elevation
1,130'
1,134'
Threshold Crossing Height
--
--
Visual Glide Path Angle
--
--
Visual Slope Indicator
--
V2L
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-1
CONFIRM WINTER CONDS AND SNOW REMOVAL WITH AMGR 715-372-4848.
A110-3
OCCASIONAL WILD GAME ON & INVOF ARPT.
A110-4
FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
BAYFIELD COUNTY (IATA: Y77) is a public airport located in IRON RIVER, WI.
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