Henry Post Army Airfield (Fort Sill)
FSI · KFSI · Fort Sill, Oklahoma · Comanche County · map
Henry Post Army Airfield (Fort Sill) is a private airport owned by the US Army Aeronautical Svcs Agency, 1 mile southeast of Fort Sill, Oklahoma, 1,188 feet above sea level. Its one runway, 18/36, is 5,002 feet of concrete. It has a control tower.
Private use: permission from the owner is required before landing here.
Weather right now KFSI · observed 5:55 pm CDT (22:55 UTC), 65 minutes ago
VFR good flying weather
- Wind calm
- Visibility 10 miles or more
- Temperature 87°F (30°C), dew point 52°F (11°C)
- Altimeter 29.91 inHg
No terminal forecast is issued for this station. The nearest forecast is usually at the closest larger airport.
The codes as issued (METAR and TAF)
METAR KFSI 062255Z AUTO M 10SM CLR 30/11 A2991 RMK AO2 SLPNO T03040109 $
From the National Weather Service's aviation weather service, refreshed every few minutes; times are local to the airport with UTC in brackets. For a flight, get your briefing from Flight Service or an approved provider.
The airport
- Codes
- FAA FSI · ICAO KFSI
- Kind
- Airport · private use, permission required · owned by the Army
- Owner
- US Army Aeronautical Svcs Agency
- Elevation
- 1,188 feet above sea level
- Control tower
- A control tower with approach control · operates by notam.
- Lights
- runway lights see the remarks below; beacon sunset to sunrise
- On the chart
- Dallas-Ft Worth sectional
- Magnetic variation
- 4E
- In the FAA's files since
- December 1943
Runway
For understanding the field, not for navigation.
| Runway | Length × width | Surface | Lights |
|---|---|---|---|
| 18/36 | 5,002 × 150 ft | Concrete, good | High-intensity lights |
- Runway 18: PAPI, four lights on the left
- Runway 36: PAPI, four lights on the left, SALS
Radio frequencies
| Common traffic advisory (CTAF) · Tower | 124.95 | Post |
| ATIS (recorded airport information) | 135.425 | Post |
| Clearance delivery | 118.4 | |
| Clearance delivery · Ground | 121.7 | Post |
| Approach and departure · VFR and adzy VFR | 118.6 | Post |
| Approach and departure IFR | 120.55 | Post |
| Emergency | 121.5 | Post |
Aircraft registered in Fort Sill from the FAA register
No aircraft on the register list Fort Sill, OK as the owner's town.
Accidents and incidents at or near this airport NTSB records
No NTSB accident or incident records name this airport.
Nearby within 30 nautical miles
The FAA's remarks as written in the airport file
- Rdo required
- Unsvcbl.
- Tran alert: no tran maintenance, ltd service. Tran aircrew must remain with aircraft to provide technical drct/assist in svcg.
- Afld mgmt operates 1230-2100Z ++ MON-FRI except holidays. Other services available as published/NOTAM. dsn 639-4643/2023, C580-442-4643/2023, weather dsn 639-4000/4887, C580-442-4000/4887.
- Misc: weather obsn automated 24/7. Weather obsn augmented (as rqr) dur hours weather fcst available. Weather obsn visibility ltd to 0.25 SM north and northeast when surface weather obsn visibility sensor augmented.
- Service - light: activate PAPI runway 18 on 125.95 approach, PAPI runway 36 and runway light operates O/R to app.
- Taxiway a and taxiway C pcn gross weight restricted, C-130 and lrgr must use taxiway B for runway entry and exit.
- 24 hour prior permission required all transient aircraft.
- Runway 18-36 non-standard safety are beyond each end due to terrain grade, no paved overruns.
- Afld condition unmto when afld mgmt closed.
- Misc: wind cones lcted 353 feet from runway edge. Runway edge lts lcted 26 feet from runway edge line.
- Potential for bird act near pond northwest of aer runway 18.
Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 5, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.