Airport information
- FAA LID
- 46U
- Coordinates
- 43.1819, -111.0387
- Elevation
- 5,634 ft MSL
- Magnetic variation
- 11E
- Sectional chart
- SALT LAKE CITY
- Airport use
- Public
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- CASPER
- NOTAM facility
- CPR
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1971/12
- Distance from city
- 1 NW
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-21
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:09 AM | 11:09Z |
| Sunrise | 05:44 AM | 11:44Z |
| Sunset | 09:07 PM | 03:07Z |
| Evening civil twilight Loggable night begins | 09:43 PM | 03:43Z |
Plan a flight from 46U
Night operations
- Airport lighting
- SEE RMK
- Pilot-controlled lighting
- ACTVT PAPI RWY 13; MIRL RWY 13/31 - CTAF on 122.9 — Chart Supplement ↗
Runway lighting aids — 13: 2-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 13 · 131°
- Pattern
- right (turns right)
- TPA
- 6,600 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the right downwind for Rwy 13 at 6,600 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 13/31
5,827 ft × 70 ft · Asphalt (Good)- Heading
- 131° mag · 142° true
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3°)
- Traffic pattern
- Right
- Heading
- 311° mag · 322° true
- Markings
- nonprecision
- Traffic pattern
- Left
- Approach obstacle
- Road, 19 ft, 200 ft from threshold, 0 ft B of centerline — 1:1 slope to clear · penetrates the 20:1 visual approach surface
- Displaced threshold
- 466 ft
| Runway | Length | Your margin |
|---|---|---|
| 13/31 | 5,827 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| JAC · Jackson | VOR-DME | 115.40 | r194° / 29.6 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
Ownership & management
Remarks FAA
- ARPT CLSD NGTS
- VOLUNTARY CURFEW DUSK TO DAWN. NGT LDGS LMTD TO AIRPARK RESIDENTS ONLY. NGT TIME LDGS AND TKFS NOT ADVS TO PILOTS UNFAMILIAR WITH TRRN. WILDLIFE ON AND INVOF OF ARPT. BIRD/WATERFOWL HAZ.
- FOR RWY COND IN WINTER CTC - AMGR.
- VRB RWY COND AND BA WINTER MOS. SNBNK ALG RWY & TWY EDGES POSS FALL, WINT, SPRING MOS. TREACHEROUS MTN TERR IN CLOSE PROXIMITY ALL QUADS OF RWY.
- AVOID LOW LEVEL FLT OVER CITY OR EAST OF RWY,
- NOISE SENS ARPT WX PMTG LND RWY 13 TKOF RWY 31 FOR NOISE ABATEMENT; DUE TO THE PROXIMITY OF THE TOWN OF ALPINE & ARPT HOUSING; TOUCH & GOES ARE PROHIBITED.
- RESIDENTIAL TWYS ESTAB THEIR OWN WT LMTS & RQR APVL PRIOR TO USE.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- TSNT TFC MUST CTC THE AMGR FOR INFO ON UNIQUE LCL FLYING OPNS BFR USING THE ARPT.
- ACTVT PAPI RWY 13; MIRL RWY 13/31 - CTAF
- FEES IMPOSED FOR LDG OVNGT OR EXTDD STAY PRKG. RAMP & PRKG SPACE VERY LTD SPCLY IN THE WINTER.
- PRKG FEES BASED ON SIZE OF ACFT WILL APPLY.
- 24 HR SELF SVC FUEL AVBL WITH CREDIT CARD; FULL SVC JET A & AVGAS ALSO AVBL ARNGD IN ADVN PHONE 307-654-4646.
- +3 FT VEGETATION & +5 FT DROP 60 FT FROM RWY END ACRS BOTH SIDES OF CNTRLN.
- 16 FT PAVED ROAD 106 FT FM RWY END CROSSES RWY END.
- RWY 13/31 FENCES, BLDGS & TREES WI 150 FT N & S OF CNTRLN.
- RWY 31 FM DSPLCD THLD 20:1 TO 45 FT TREE 480 FT EOR 75 FT L.
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 46U 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.
About 46U
Alpine Airport (46U) is an airport in Alpine, WY, at 5,634 ft MSL. It has 1 runway, the longest 5,827 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 46U, refreshed from the Aviation Weather Center and FAA NASR.
Does 46U have a control tower?
No. Alpine Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 46U?
Alpine Airport has 1 runway; the longest is 5,827 ft. See the Runways tab for headings, surface, and lighting.
Where is 46U?
Alpine Airport is in Alpine, WY, at an elevation of 5,634 ft MSL. Coordinates: 43.1819, -111.0387.
Fly out of 46U often?
Save 46U 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.