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S85
BIG SKY FLD
Public
PUB
1 miles NE of CULBERTSON, MT
View on
Map
Status
Operational
Coordinates
48° 09' 13"N
104° 30' 15"W
Elevation
1953' MSL
Pattern Alt
2953' MSL
Mag Variation
13E
Fuel
100LL
FSS
GREAT FALLS (GTF)
Sectional
BILLINGS
ARTCC
SALT LAKE CITY (ZLC)
Data Effective
4/17/25-5/15/25
KPO1 (26nm)
VFR
10:35 AM MST
RAW
Overcast 5,000'
Scattered 4,400'
Viz
10sm
Temp
43°F
Dew
30°F
Pres
29.91"Hg
Wind
030° 5kts
RMK
AO2 TSNO
METAR KPO1 041735Z AUTO 03005KT 10SM SCT044 OVC050 06/M01 A2991 RMK AO2 TSNO
Services
Frequencies & Documents
Freqs & Docs
TAF
NOTAM
Operations
Runways
Remarks
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S85 FBOs
No FBOs (Fixed Base Operators) are listed for this airport.
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Business
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UNICOM
122.8
CTAF
122.8
AWOS-2
AWOS-2
406-787-5819
120.0
FAA A/FD Pages
FAA A/FD Page
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
KSDY (30nm)
RAW
Reported
Tue, 11/4 10:22 AM MST
Valid
Tue, 11/4 11:00 AM MST - Wed, 11/5 11:00 AM MST
VFR
3:00 AM MST - 11:00 AM MST
Few 3,500'
Viz
6sm
Wind
VRB° 3kts
VFR
6:00 PM MST - 3:00 AM MST
Scattered 7,000'
Viz
6sm
Wind
VRB° 5kts
VFR
12:00 PM MST - 6:00 PM MST
Overcast 6,000'
Scattered 2,500'
Viz
6sm
Wind
320° 7kts
VFR
11:00 AM MST - 12:00 PM MST
Overcast 4,500'
Viz
6sm
Wind
VRB° 5kts
TAF KSDY 041722Z 0418/0518 VRB05KT P6SM OVC045
FM041900 32007KT P6SM SCT025 OVC060
FM050100 VRB05KT P6SM SCT070
FM051000 VRB03KT P6SM FEW035
S85
No NOTAM Available
ATC Tower
No
Attendance
UNATNDD
ON CALL ALL HOURS 406-787-6680/0660.
Owner
ROOSEVELT COUNTY & CITY
210 BROADWAY
CULBERTSON, MT 59218
Phone: 406-787-5271
Manager
ROBERT JASPER
BOX 351
CULBERTSON, MT 59218
Phone: 406-787-5271
FSS
GREAT FALLS FSS (GTF)
Toll Free: 1-800-WX-BRIEF
NOTAM
GTF
Light Schedule
--
Lights
ACTVT MIRL RY 08/26 & PAPI RY 26 - CTAF.
Beacon
N/A
Wind Indicator
Yes - Lighted
Segmented Cir.
Yes
Landing Fee
No
Parking
Tie-Down
Int'l Operations
NOT a Landing Rights Airport
NOT an Airport of Entry
Airframe Repair
None
Pwrplant Repair
None
Bottled Oxygen
None
Bulk Oxygen
None
Other Services
Crop Dusting
Air Ambulance
Annual Surveying
Runway 08/26
Dimensions
3800 ft. x 60 ft.
Surface Type
ASPH
Surface Cond
Excellent
Treatment
NONE
Rwy Edge Lgts
MED
Pavement Class
Single Wheel
12,000lbs
Double Wheel
--
Double Tandem
--
Dual Dbl Tand
--
Runway 08
Runway 26
True Heading
90°
270°
Traffic Pattern
Left
Left
Markings
BSC
BSC
Markings Condition
GOOD
GOOD
Latitude
48° 09' 13"N
48° 09' 13"N
Longitude
104° 30' 43"W
104° 29' 47"W
Elevation
1,953'
1,934'
Threshold Crossing Height
--
27 ft. AGL
Visual Glide Path Angle
--
3°
Visual Slope Indicator
--
P2L
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-1
FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
A110-2
2,876 FT TWRS 3.5 MIS NW.
BIG SKY FLD (IATA: S85) is a public airport located in CULBERTSON, MT.
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