Upper Loon Creek USFS
U72 · Challis, ID · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-18 · night begins 08:14 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:52 AM | 12:52Z |
| Sunrise | 07:21 AM | 13:21Z |
| Sunset | 07:45 PM | 01:45Z |
| Evening civil twilight Loggable night begins | 08:14 PM | 02:14Z |
Plan a flight from U72
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
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Runways
RWY 22LEFT traffic
- Heading
- 220° mag · 237° true
- Dimensions
- 2,500 × 75 ft
- TPA
- 6,500 ft MSL (≈1,000 AGL) · standard
- Surface
- TURF-DIRT
- CTAF
- 122.9
Enter the left downwind (heading 040°) on the 45° at 6,500 ft MSL (≈1,000 AGL).
More details — RWY 22
- Approach obstacle
- Trees, 65 ft, 175 ft from threshold, 150 ft R of centerline — 2:1 slope to clear · penetrates the 20:1 visual approach surface
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 04/22 | 2,500 ft |
Prefer one flat page? Full runway details for U72 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the U72 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Prefer one flat list? All U72 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- U72
- Coordinates
- 44.5916, -114.8231
- Elevation
- 5,500 ft MSL
- Magnetic variation
- 17E
- Sectional chart
- GREAT FALLS
- Airport use
- Public
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- BOISE · 122.6 · 1-800-WX-BRIEF
- NOTAM facility
- BOI
- Attendance
- UNATNDD
- Segmented circle
- Yes
- Wind indicator
- yes
- Activated
- 1958/07
- Distance from city
- 26 NW
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — 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.
Services fuel · repairs · oxygen · attendance
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
Ownership & management 2 contacts
Remarks FAA · 8 notes
General
- RECOMMENDED FOR EXPERIENCED MOUNTAIN PILOTS ONLY.
- TREES AND HIGH TRRN ON BOTH ENDS OF RWY 04/22, REQUIRES A STEEP APCH.
- NO WINTER MAINTENANCE.
- RWY 04/22 NUMEROUS ADDITIONAL OBSTNS ON APCH TO BOTH RWY ENDS.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
Runways
- RCMD LAND RWY 22; TKOF RWY 04 WHEN WIND CONDS PMT.
- 04/22 EDGES & THRS MARKED WITH WHITE ROCKS.
Obstructions
- 90+ FT TREE LCTD IN CLOSE PROX. TO THE LEFT OF RWY END 04.
Nearby airports
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Also nearby: D47 Cougar Ranch (10 NM) · 0U3 Mahoney Creek USFS (10 NM) · 2U8 Thomas Creek (11 NM) · ID8 Marble Creek (13 NM) · C53 Lower Loon Creek (13 NM) · S81 Indian Creek USFS (16 NM)
About U72
Upper Loon Creek USFS (U72) is an airport in Challis, ID, at 5,500 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 U72, refreshed from the Aviation Weather Center and FAA NASR.
Does U72 have a control tower?
No. Upper Loon Creek USFS is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at U72?
Upper Loon Creek USFS has 1 runway; the longest is 2,500 ft. See the Runways section for headings, surface, and lighting.
Where is U72?
Upper Loon Creek USFS is in Challis, ID, at an elevation of 5,500 ft MSL. Coordinates: 44.5916, -114.8231.
More about U72
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 U72 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.