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Henry Post Army Air Field Private
FSI · KFSI · Fort Sill, OK · 1,189 ft elevation · var 4E · Towered
Airport information
- ICAO / IATA
- KFSI / FSI
- Coordinates
- 34.6498, -98.4022
- Elevation
- 1,189 ft MSL
- Magnetic variation
- 4E
- Sectional chart
- DALLAS-FT WORTH
- Airport use
- Private
- Control tower
- Yes
- ARTCC
- FORT WORTH (ZFW)
- Flight service (FSS)
- MC ALESTER
- NOTAM facility
- FSI
- Beacon
- S-white-green (SS-SR)
- Segmented circle
- No
- Activated
- 1943/12
- Distance from city
- 1 SE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:51 AM | 10:51Z |
| Sunrise | 06:21 AM | 11:21Z |
| Sunset | 08:50 PM | 01:50Z |
| Evening civil twilight Loggable night begins | 09:19 PM | 02:19Z |
Loggable night (§1.1)
09:19 PM → 05:51 AM
Night currency (§61.57)
09:50 PM → 05:21 AM
Plan a flight from KFSI
Runway 18/36
5,002 ft × 150 ft · Concrete (Good) 18
- Heading
- 176° mag · 180° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
36
- Heading
- 356° mag · 360° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Approach lights
- SALS
- Traffic pattern
- Left
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 118.6 | FORT SILL APP/DEP |
| ATIS | 135.425 | |
| CLD | 121.7 | CLNC DEL |
| GND | 121.7 | POST GND |
| MISC | 118.6 | DUNCAN SCTR |
| PMSV | 37.52 | PMSV METRO |
| PTD | 123.05 | |
| TWR | 124.95 | POST TWR |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| LAW · Lawton | VOR-DME | 109.40 | r354° / 9.2 NM |
| DUC · Duncan | VOR-DME | 111.00 | r295° / 28.8 NM |
| HBR · Hobart | VORTAC | 111.80 | r102° / 35.1 NM |
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Ownership & management
Owner
US ARMY AERONAUTICAL SVCS AGENCY
FT BELVOIR, VA
Manager
580-442-4643
Remarks FAA
- MISC: WX FCST AVBL 1200-0400Z++ MON-FRI, EXC HOL. REMOTE BRIEFING SVC AVBL 26 OWS BARKSDALE AFB DSN 331-2651, C318-529-2651, HTTPS://26OWS.US.AF.MIL/.
- TRAN ALERT: NO TRAN MAINT, LTD SVC. TRAN AIRCREW MUST REMAIN WITH ACFT TO PROVIDE TECHNICAL DRCT/ASSIST IN SVCG.
- AFLD MGMT OPR 1230-2100Z ++ MON-FRI EXC HOL. OTHER SVCS AVAILABLE AS PUBLISHED/NOTAM. DSN 639-4643/2023, C580-442-4643/2023, WX DSN 639-4000/4887, C580-442-4000/4887.
- MISC: WX OBSN AUTOMATED 24/7. WX OBSN AUGMENTED (AS RQR) DUR HRS WX FCST AVBL. WX OBSN VIS LTD TO 0.25 SM N AND NE WHEN SFC WX OBSN VIS SENSOR AUGMENTED.
- SERVICE - LGT: ACTVT PAPI RWY 18 ON 125.95 APCH, PAPI RWY 36 & RWY LGT OPR O/R TO APP.
- TWY A AND TWY C PCN GWT RSTD, C-130 AND LRGR MUST USE TWY B FOR RWY ENTRY & EXIT.
- 24 HR PPR ALL TRANS ACFT.
- RWY 18-36 NSTD SAFETY ARE BYD EACH END DUE TO TERRAIN GRADE, NO PAVED OVERRUNS.
- AFLD COND UNMTO WHEN AFLD MGMT CLSD.
- MISC: WIND CONES LCTED 353 FT FM RWY EDGE. RWY EDGE LTS LCTED 26 FT FROM RWY EDGE LINE.
- POTENTIAL FOR BIRD ACT NEAR POND NW OF AER RWY 18.
- HENRY POST AIRFIELD IS LOCATED WI RESTRICTED SPECIAL USE AIRSPACE R5601. CTC FORT SILL APPROACH FOR ACCESS.
- AIRFIELD LIGHTING CONTROLLED BY FORT SILL ARAC.
- TOWER OPRS HRS BY NOTAM ONLY.
- FORT SILL ARAC OPRS 24/7/365.
- RDO REQ
- 580-442-6014.
- UNSVCBL.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KFSI in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.