Mountain Top Airport Private
4PS4 · Thompson, PA · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:48 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:28 AM | 09:28Z |
| Sunrise | 05:59 AM | 09:59Z |
| Sunset | 08:17 PM | 00:17Z |
| Evening civil twilight Loggable night begins | 08:48 PM | 00:48Z |
Plan a flight from 4PS4
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 24LEFT traffic
- Heading
- 231° mag · 220° true
- Dimensions
- 2,500 × 100 ft
- TPA
- 3,100 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 051°) on the 45° at 3,100 ft MSL (≈1,000 AGL).
More details — RWY 24
- Threshold elev
- 2,110 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 06/24 | 2,500 ft |
Prefer one flat page? Full runway details for 4PS4 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4PS4 kneeboard →
Comms & NavAids
Nearby navigation aids
HNK 116.80 · LVZ 111.60 · DNY 112.10 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| HNK · Hancock | VOR/DME | 116.80 · 115X | High | r224° / 17.8 NM |
| LVZ · Wilkes-Barre | VORTAC | 111.60 · 53X | Low | r022° / 33.3 NM |
| DNY · Delancey | VOR/DME | 112.10 · 58X | Low | r241° / 33.7 NM |
| CFB · Binghamton | VOR/DME | 112.20 · 59X | Low | r137° / 33.8 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4PS4 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4PS4
- Coordinates
- 41.8152, -75.5342
- Elevation
- 2,114 ft MSL
- Magnetic variation
- 11W
- Sectional chart
- NEW YORK
- Airport use
- Private
- Control tower
- No
- ARTCC
- NEW YORK (ZNY)
- Flight service (FSS)
- WILLIAMSPORT · 122.2 · 1-800-WX-BRIEF
- Attendance
- UNATTENDED
- Segmented circle
- No
- Activated
- 1987/05
- Distance from city
- 3 S
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC NEW YORK ARTCC AT 631-468-1425.
Nearby airports
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Also nearby: 2PA4 Boden Airport (private) (4 NM) · 3PN7 Stahl's Mountain Airport (private) (4 NM) · 6PS8 Tyler Airport (private) (7 NM) · PA19 Strizki Ultralightport (private) (8 NM) · PS50 MSM Airport (private) (9 NM) · 4PA6 Hiawatha Airport (private) (10 NM)
About 4PS4
Mountain Top Airport (4PS4) is an airport in Thompson, PA, at 2,114 ft MSL. It has 1 runway, the longest 2,500 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4PS4, refreshed from the Aviation Weather Center and FAA NASR.
Does 4PS4 have a control tower?
No. Mountain Top Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4PS4?
Mountain Top Airport has 1 runway; the longest is 2,500 ft. See the Runways section for headings, surface, and lighting.
Where is 4PS4?
Mountain Top Airport is in Thompson, PA, at an elevation of 2,114 ft MSL. Coordinates: 41.8152, -75.5342.
Fly out of 4PS4 often?
Save 4PS4 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
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 4PS4 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.