Muir AHP (Fort Indiantown Gap) HeliportPrivate
MUI · KMUI · Fort Indiantown Gap (Annville), PA · Towered · Open on the map
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-09-19 · night begins 07:36 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:23 AM | 10:23Z |
| Sunrise | 06:51 AM | 10:51Z |
| Sunset | 07:09 PM | 23:09Z |
| Evening civil twilight Loggable night begins | 07:36 PM | 23:36Z |
Plan a flight from KMUI
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: KMUI METAR decoded · KMUI TAF decoded
Advisories
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Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
| Runway | Length | Your margin |
|---|---|---|
| 07/25 | 3,981 ft | |
| H3/ | 120 ft | |
| H1/ | 100 ft | |
| H2/ | 100 ft | |
| H4/ | 64 ft |
Prefer one flat page? Full runway details for KMUI → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KMUI kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“Muir”Taxi & takeoff
“Muir”Departure & arrival
“Harrisburg”Also
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (6 frequencies)
| Frequency | Used by |
|---|---|
| 36.075 | FLT FLW |
| 40.075 | ARNG OPS |
| 243.0 | EMERG |
| 269.45 | APCH/P DEP/P |
| 269.525 | GND/P |
| 290.325 | LCL/P |
Source: FAA NASR (current 28-day cycle).
Instrument landing systems
RWY 25
| Runway | ILS |
|---|---|
| RWY 25 | ILS/DME · CAT I · LOC 111.75 (MUI) · GS 4.00° |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
RAV 114.60 · LRP 117.30 · HAR 115.35 · +2
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| RAV · Ravine | VORTAC | 114.60 · 93X | Low | r180° / 7.2 NM |
| LRP · Lancaster | VOR/DME | 117.30 · 120X | Low | r335° / 22.8 NM |
| HAR · Harrisburg | VORTAC | 115.35 · 100Y | Low | r081° / 24.3 NM |
| SEG · Selinsgrove | VOR/DME | 110.40 · 41X | Low | r154° / 25.7 NM |
| MIP · Milton | VORTAC | 109.20 · 29X | Low | r182° / 35.6 NM |
Prefer one flat list? All KMUI frequencies →
Charts & procedures
Lowest minimums here: ILS with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KMUI, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
Airport information
- ICAO / FAA LID
- KMUI / MUI
- Coordinates
- 40.4352, -76.5686
- Elevation
- 487 ft MSL
- Magnetic variation
- 10W
- Sectional chart
- NEW YORK
- Airport use
- Private
- Control tower
- Yes
- Tower hours
- TWR OPR 1300-0600Z++ MON-FRI MAY-AUG, 1300-0500Z++ MON-FRI SEP-APR, CLSD WKEND & HOL.
- Airspace
- Class D · CLASS D SVC 1300-0600Z++ MON-FRI MAY-AUG, 1300-0500Z++ MON-FRI SEP-APR, CLSD WKEND & HOL, OTHER TIMES CLASS G.
- Weather station
- ASOS · 124.175 · ☎ 717-861-6493
- ARTCC
- NEW YORK (ZNY)
- Flight service (FSS)
- WILLIAMSPORT · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- IPT
- Attendance
- 1 APR-31 OCT MON-FRI 1400-0500Z++; 1 NOV-31 MAR MON-FRI 1300-0300Z++
- Beacon
- S-white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- yes
- Distance from city
- 6 N
Activity & hazards NASR
- Parachute jumping — to 2,000 ft AGL · BY NOTAM ONLY. MILITARY USE.
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- S-white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 126.2 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 20 notes
General
- LGTD WATER TWR .7 NM W.
- FUEL: J8 - PPR, 24 HR WKD, 48 HR WKEND, FOR FUEL AND PRK THRU ARNG OPS C717-861-8963, DSN 491-8963.
- RSTD: PPR 24 HR WKD 48 HR WKEND. PPR ALL TRAN ACFT. CTC OPS DSN 491-8963, C717-861-8963.
- CAUTION: RWY HAS GRADUAL 30' RISE FR APCH END RWY 07 TO A PT 2800' UP RWY, RWY ENDS NOT MUTUALLY VIS. LGTD WATER TWR .7 NM W AND 0.5 NM S OF AFLD.
- TFC PAT: R/W 1200' MSL.
- FSS: WILLIAMSPORT IPT-NOTAM IPT
- MISC: LTD PRK.
- MISC: WX 1200-0300Z++ EXCLD WKEND AND HOL, OT CTC 15 OWS, SCOTT AFB, DSN 576-9755. 2 HR LEAD TIME RQR.
- RSTD: PPR 24 HR, CALL DUR NML DUTY HR. PPR ALL TRAN ACFT. CTC OPS DSN 491-8963, C717-861-8963.
- AIRFIELD CLSD ON WKENDS AND HOL. ANY ACFT ARRIVING OR DEPARTING ON WKENDS OR HOL REQUIRES PRIOR APVL. ACCESS TO AIRFIELD IS RSTD WHEN CLSD. CTC MUIR AHP OPS AT (717) 861-8963; DSN 491-8963.
- FOR CD WHEN ATCT CLSD, CTC HARRISBURG APCH AT 800-932-0712.
- RSTD: AUGMENTED/MAN VIS OBS FM 20 FT AGL. BLDG OBSTN MAY IMPACT PREVAILING VIS 270-020.
- MISC: WX STN DSN 491-2536, C717-861-2536, AN/FMQ-19 ASOS IN USE. AUGMENTED WHEN NEC DRG WX STN HRS.
- ECHO 5 PARKING PAD IS FOR VIP LOADING AND UNLOADING ONLY.
- MISC: CLASS D AIRSPACE REVERTS TO CLASS G SFC-700 FT, CLASS E 700 FT-3000 FT WHEN TWR CLSD.
- MISC: INST PROCEDURES MAY INADVERTENTLY INTERRUPT LOCALIZED GND TRNG AT R5802. ALL TRAN ACFT OR CREWS UNFAMILIAR WITH MUIR AHP ARE HIGHLY ADVS TO PRACTICE INST PROCEDURES UNDER VFR IN VMC TO THE MAX EXTENT.PRACTICE INST PROCEDURES UNDER IFR ARE NOT RECOMMENDED. SEE AP 1 FOR MORE INFORMATION.
- ROTARY WING TRAFFIC ONLY.
Runways
- RWY 07 DTHR AREA CLSD TO ALL ACFT OPRNS.
Lighting
- ACTVT MIRL RWY 07/25 - ATCT
Attendance
- OPEN ADDN HR FOR SKED TRNG. SEE FLIP AP/1 SUPPLEMENTARY ARPT RMK.
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Live METAR, flight category, and favored runway for KMUI — paste this into your website's HTML. It updates automatically and stays free.
More widgets — crosswind, E6B, density altitude — on the embed page.
Nearby airports
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Also nearby: 8PA1 Dee Jay (private) (3 NM) · 3PA0 Horst (private) (6 NM) · 9N7 Farmers Pride (6 NM) · 74N Bendigo (7 NM) · PS20 Fairview Farm Airfield (private) (8 NM) · 3PS8 Yingst (private) (8 NM)
About KMUI
Muir AHP (Fort Indiantown Gap) (MUI · KMUI) is a heliport in Fort Indiantown Gap (Annville), PA, at 487 ft MSL. It has 5 runways, the longest 3,981 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KMUI, refreshed from the Aviation Weather Center and FAA NASR.
Does KMUI have a control tower?
Yes. Muir AHP (Fort Indiantown Gap) has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.
What is the longest runway at KMUI?
Muir AHP (Fort Indiantown Gap) has 5 runways; the longest is 3,981 ft. See the Runways section for headings, surface, and lighting.
Where is KMUI?
Muir AHP (Fort Indiantown Gap) is in Fort Indiantown Gap (Annville), PA, at an elevation of 487 ft MSL. Coordinates: 40.4352, -76.5686.
More about KMUI
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 KMUI in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.