9S5

IFR

THREE FORKS

THREE FORKS · MONTANA

Elev
4,089.4'
Longest RWY
5,099'03/21
Tower
None
Status
Uncontrolled
Now--Z· METAR16:33Z
© Esri
Runways rendered from FAA survey · not for navExpand →
Before you fly into 9S5
Conditions
IFR
IFR only · VFR stays grounded
Airport
Non-towered
Self-announce on CTAF
Pattern alt
5,089.4'
MSL · field 4,089.4' + 1,000 AGL
Favored RWY
RWY 21
H/W +2 · X/W 5 kt R

METAR & TAF 9S5

9S5 does not publish a METAR.

Showing the nearest reporting station: KBZN (BOZEMAN YELLOWSTONE INTL) · 18.6 NM away. Conditions at 9S5 may differ.

METAR · KBZN

Observed 16:33Z

KBZN 271633Z 29005KT 1SM R12/P6000FT -SN FEW013 BKN022 OVC029 M01/M03 A2998 RMK AO2 P0000 T10061033
Wind
290° @ 5 kt
Visibility
1 SM
Temp / Dew
-1°C / -3°C
Altimeter
29.98 inHg
Clouds
OVC
Density alt
3,076 ft
Ceiling
2,200 ft AGL
Rules
IFR

Airport info & contacts

Manager on record, flight service, ARTCC, attendance schedule and pattern altitude — published by the FAA and refreshed every 28 days.

Location

From city
1 NM SE
VFR sectional
GREAT FALLS
ARTCC
ZLC · SALT LAKE CITY
NOTAM facility
GTF (NOTAM-D)

Airport manager

Name
NICK BILTON
Address
P.O. BOX 978, THREE FORKS MT 59752

Flight service · Hours

FSS GTF
GREAT FALLS1-800-WX-BRIEF
Attendance
  • ALL

Frequencies

Tap any row to copy the frequency to your clipboard.

Advisory / CTAF

Runways & pattern

Full page

Runway & wind

tap a runway
290° · 5 kt
RWY 21
204°M
Head/Tail
+2 kt
Crosswind
5 kt R

Pattern entry · RWY 21

LEFT TRAFFIC
CrosswindCrosswindDownwindDownwindBaseBaseFinalFinal45° entry45° entryRWY 21 · 204° · LEFT TRAFFICPattern 5,089 ft MSL
RunwayHeading (°M)LengthSurfaceTraffic
03/21Favored24° / 204°5,099 ftASPHStandard L

Runway end performance

EndTORATODAASDALDAVGSIApproach lightsObstruction
03PAPI 2-box left(3°)
21PAPI 2-box left(3.25°)

Declared distances in feet. TORA = takeoff run available, TODA = takeoff distance, ASDA = accelerate-stop, LDA = landing distance.

Airport sketch

Runways drawn to scale from FAA survey coordinates, rendered over live satellite imagery. Not for navigation.

© Esri

Approaches & charts

Chart Supplement
9S5 · CHART_SUPP
Can’t preview this PDF inline. Open it →

Services on the field

Fuel grades, oxygen, maintenance, ramp storage and lighting — as declared to the FAA by the airport operator.

Fuel & services

Fuel
100LL
Oxygen (bottled)
Not available
Oxygen (bulk)
Not available
Airframe repair
Major
Power plant repair
Major
Other services
AGRI,INSTR,PAJA

Ramp & ground

Transient storage
  • Tie-down
  • Hangar
Landing fee
No fee published
Customs
Not available
Lighting schedule
SEE RMK
Beacon schedule
SS-SR
Beacon
White / Green (civil land)(WG)
Wind indicator
Lighted
Segmented circle
Yes

Fuel & FBOs

Cheapest 100LL and Jet A on the field and nearby. Always confirm with the FBO before taxi.

Airport notes

Surface conditions, obstructions, local procedures, lighting outages and other notes published with each FAA cycle.

General notes

  • For clearance delivery, contact Big Sky Approach at 208-364-5860 or 208-364-5861. If unable, contact Salt Lake ARTCC at 801-320-2568.Show FAA
  • Upon departure, all aircraft must reach 500 feet altitude prior to making any turns.Show FAA
  • Occasional aerobatic maneuvers occur in the vicinity of the airport.Show FAA

Lighting notes

  • Runway end identifier lights are active on runways 03 and 21. Precision approach path indicators are installed on runways 03 and 21. Medium intensity runway lights are installed on runway 03/21. Use CTAF for communications.Show FAA
  • Ultralight activity occurs on and in the vicinity of the airport.Show FAA

Fuel notes

  • 100LLFuel with 24-hour credit card service is available.Show FAA

Other notes

  • The airport was established prior to 1959.Show FAA
  • Automated UNICOM is available.Show FAA

VFR map & nearby airports

VFR sectional. Tap any ICAO chip to open that airport.

Key facts · 9S5

Answer card
ICAO
9S5
Name
THREE FORKS
Location
THREE FORKS, MONTANA
Elevation
4,089.4 ft MSL
Traffic pattern altitude
5,089.4 ft MSL (1,000 AGL)
Control tower
Non-towered (use CTAF)
Total runways
1
Longest runway
03/21 · 5,099 ft
Published ILS approaches
0
Published frequencies
2
Magnetic variation
16°
Current flight rules
IFR
Current wind
290° at 5 kt
Favored runway now
RWY 21

Three Forks Airport is in Three Forks, Montana. The field elevation is 4,089.4 ft MSL. It has one runway. Runway 03/21 is 5,099 ft long and asphalt. There are no published ILS approaches here. The airport is not towered. CTAF and UNICOM are both 122.8.

The pattern altitude is not published. Use the standard 1,000 ft AGL for light piston traffic unless the current FAA Chart Supplement says otherwise. The airport has runway end identifier lights, precision approach path indicators and medium intensity runway lights on 03/21. Fuel is available from Headwaters Flying Service. It carries 100LL. The remarks also note 24-hour credit card fuel service. For clearance delivery, pilots are told to contact Big Sky Approach, or Salt Lake ARTCC if needed.

First-time visitors should pay attention to the elevation. Density altitude can be a factor, especially on warm days. The remarks also call out occasional aerobatic activity near the airport and ultralight activity on and near the field. After departure, aircraft must reach 500 ft before making any turns. Check the current FAA Chart Supplement for any other local procedures before you go.

Frequently asked questions

What is the field elevation at Three Forks Airport (9S5)?
The field elevation is 4,089.4 ft MSL. That matters for takeoff performance and density altitude planning.
What is the longest runway at 9S5?
Runway 03/21 is the only runway and it is 5,099 ft long. It is asphalt.
Does Three Forks Airport have an ILS?
No ILS approaches are published for 9S5. Check the current FAA Chart Supplement for the latest instrument procedure picture before you file or launch.
Is Three Forks Airport towered?
No. It is an uncontrolled field. CTAF and UNICOM are both 122.8.
What is the pattern altitude at 9S5?
The pattern altitude is not published. Use the standard 1,000 ft AGL for light piston traffic unless the current FAA Chart Supplement says otherwise.
Which FBO is on the field at Three Forks?
Headwaters Flying Service is on the field. It carries 100LL. Call (406) 285-3006 for current service details.
Is 24-hour self-serve fuel available at 9S5?
Yes. The published remarks say fuel with 24-hour credit card service is available. Confirm current availability with Headwaters Flying Service before you arrive.
What should I know before departing Three Forks Airport?
The published remarks say all aircraft must reach 500 ft before making any turns after departure. The field also notes occasional aerobatic activity and ultralight activity nearby, so keep your scan active.

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