WxDecoder

U72 Weather Upper Loon Creek US Forest Service Airport

Challis, IdahoElevation 5,500 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KLLJ · 26 NM E · 42 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KLLJ
WIND
030@3
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 170° at 4 kt, temperature 0C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 35F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 35 SSW 7 kt – 0%
Monday Partly Sunny then Light Rain Likely 55/32 SSW 11 kt 19 kt 71%
Tuesday Chance Light Snow 44/30 WSW 10 kt 16 kt 27%
Wednesday Mostly Sunny 47/30 SSW 12 kt – 9%
Thursday Mostly Sunny 50/30 S 10 kt – 20%
Friday Chance Light Snow 49/28 SSW 6 kt – 33%
Saturday Chance Light Snow 49/29 S 4 kt – 41%
Sunday Chance Light Snow 50 NE 4 kt – 44%

Source: National Weather Service (office PIH). Forecast issued 0337Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for U72. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,500 ft

04/22
Dimensions
2,500 x 75 ft
Surface
Turf
RWY 04
Traffic patternLeft
RWY 22
Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
5,500 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0038Z 6:38 PM
Sunrise
1408Z 8:08 AM
Loggable night
0108Z (7:08 PM local) → 1338Z (7:38 AM local)
end of evening to start of morning civil twilight
Position lights required
0038Z (6:38 PM local) → 1408Z (8:08 AM local)
sunset to sunrise (91.209)
Night passenger currency
0138Z (7:38 PM local) → 1308Z (7:08 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Upper Loon Creek US Forest Service Airport is in Challis, Idaho. Field elevation 5,500 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerMIDDLE FORK DIST RANGER
Manager phone208-879-4101
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAU72
SectionalGREAT FALLS
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)BOISE
RegionIdaho
CountryUnited States
Coordinates44.5912, -114.8248
Distance from city26 NM NW
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.900
FREQUENCIES

Communications

122.900
CTAF
CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

U72 has no on-field report. Nearest reporting station: KLLJ (26 NM E, VFR).

KLLJ Challis Airport
26 NM E
VFR
KSMN Lemhi County Airport
51 NM NE
VFR
KMYL McCall Municipal Airport
57 NM W
VFR
KSUN Friedman Memorial Airport
69 NM S
VFR
KBOI Boise Air Terminal/Gowen Field
86 NM SW
VFR
KGIC Idaho County Airport
98 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›EXISTED PRIOR TO 31 DEC 1958.
›90+ FT TREE LCTD IN CLOSE PROX. TO THE LEFT OF RWY END 04.
›04/22 EDGES & THRS MARKED WITH WHITE ROCKS.
›RCMD LAND RWY 22; TKOF RWY 04 WHEN WIND CONDS PMT.
›FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
›RWY 04/22 NUMEROUS ADDITIONAL OBSTNS ON APCH TO BOTH RWY ENDS.
›NO WINTER MAINTENANCE.
›TREES AND HIGH TRRN ON BOTH ENDS OF RWY 04/22, REQUIRES A STEEP APCH.
›RECOMMENDED FOR EXPERIENCED MOUNTAIN PILOTS ONLY.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗U72 on OurAirports
FREQUENTLY ASKED
Does U72 have a METAR?
No on-field METAR is issued for U72. This page uses the nearest reporting station as a reference.
Does U72 have a TAF?
No TAF is issued directly for U72. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at U72?
U72 sits at 5,500 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for U72?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.