WxDecoder

US-5148 Weather Halfmoon Flats Airport

West Glacier, MontanaElevation 3,445 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KGPI · 14 NM SW · 55 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 · KGPI
WIND
040@9
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 calm. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests sunday partly sunny, high near 48F, low near 24F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Sunday Partly Sunny 48/24 ENE 4 kt – 1%
Monday Mostly Cloudy 50/29 0 kt – 65%
Tuesday Rain And Snow 41/29 WNW 2 kt – 87%
Wednesday Rain And Snow Likely 44/26 S 1 kt – 65%
Thursday Chance Light Snow 42/22 NNE 1 kt – 54%
Friday Chance Light Snow 41/22 NNW 1 kt – 32%
Saturday Slight Chance Light Snow then Partly Sunny 41 WSW 2 kt – 22%

Source: National Weather Service (office MSO). Forecast issued 0845Z.

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 US-5148. Enter a runway number or heading to estimate wind components.
FIELD CONDITIONS

Field elevation

Field elevation
3,445 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0030Z 6:30 PM
Sunrise
1410Z 8:10 AM
Loggable night
0102Z (7:02 PM local) → 1338Z (7:38 AM local)
end of evening to start of morning civil twilight
Position lights required
0030Z (6:30 PM local) → 1410Z (8:10 AM local)
sunset to sunrise (91.209)
Night passenger currency
0130Z (7:30 PM local) → 1310Z (7:10 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

Halfmoon Flats Airport is in West Glacier, Montana. Field elevation 3,445 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeSmall airport
CHARTS & AIRSPACE
ICAO / IATAUS-5148
RegionMontana
CountryUnited States
Coordinates48.4611, -113.9910
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

US-5148 has no on-field report. Nearest reporting station: KGPI (14 NM SW, VFR).

KGPI Glacier Park International Airport
14 NM SW
VFR
CZPC Pincher Creek Airport
64 NM N
IFR
KCTB Cut Bank International Airport
65 NM E
VFR
CYQL Lethbridge County Airport
84 NM NE
VFR
KSBX Shelby Airport
84 NM E
VFR
KMSO Missoula Montana Airport
93 NM S
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-5148 on OurAirports
FREQUENTLY ASKED
Does US-5148 have a METAR?
No on-field METAR is issued for US-5148. This page uses the nearest reporting station as a reference.
Does US-5148 have a TAF?
No TAF is issued directly for US-5148. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-5148?
US-5148 sits at 3,445 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-5148?
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.