WxDecoder

MT45 Weather Castleberry Airport

Ekalaka, MontanaElevation 3,373 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KBHK · 29 NM NE · 53 min old
Ceiling 7,500 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KBHK
WIND
140@15
steady
VISIBILITY
10 SM
16.1 km
CEILING
7,500 ft
lowest BKN/OVC
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 210° at 10 kt, temperature 12.22C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight chance rain and snow showers, low near 33F, 51% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Chance Rain And Snow Showers 33 ESE 16 kt – 51%
Monday Slight Chance Rain And Snow then Slight Chance Rain And Snow Showers 41/30 SE 17 kt – 21%
Tuesday Slight Chance Rain And Snow Showers 50/34 S 19 kt – 24%
Wednesday Sunny 54/33 W 8 kt – 1%
Thursday Sunny 58/34 SE 8 kt – 9%
Friday Partly Sunny 50/35 ESE 10 kt – 34%
Saturday Chance Rain Showers 50/36 NNW 7 kt – 31%
Sunday Partly Sunny then Chance Rain Showers 55 S 8 kt – 33%

Source: National Weather Service (office BYZ). Forecast issued 0144Z.

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 MT45. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,100 ft

11/29
Dimensions
1,100 x 40 ft
Surface
Turf
RWY 11
RWY 29

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
3,373 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2355Z 5:55 PM
Sunrise
1329Z 7:29 AM
Loggable night
0026Z (6:26 PM local) → 1259Z (6:59 AM local)
end of evening to start of morning civil twilight
Position lights required
2355Z (5:55 PM local) → 1329Z (7:29 AM local)
sunset to sunrise (91.209)
Night passenger currency
0055Z (6:55 PM local) → 1229Z (6:29 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

Castleberry Airport is in Ekalaka, Montana. Field elevation 3,373 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerDANE CASTLEBERRY
Manager phone406-775-6837
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAMT45
SectionalBILLINGS
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)GREAT FALLS
RegionMontana
CountryUnited States
Coordinates45.9089, -104.5760
Distance from city2 NM NW
SERVICES & LIGHTING
Fuel100
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

MT45 has no on-field report. Nearest reporting station: KBHK (29 NM NE, VFR).

KBHK Baker Municipal Airport
29 NM NE
VFR
KMLS Miles City Airport - Frank Wiley Field
63 NM NW
VFR
KGDV Dawson Community Airport
74 NM N
VFR
KDIK Dickinson Theodore Roosevelt Regional Airport
91 NM NE
VFR
KSPF Black Hills Airport-Clyde Ice Field
92 NM S
MVFR
KGCC Northeast Wyoming Regional Airport
102 NM SW
VFR
AIRPORT REMARKS

Operational remarks

›4' FENCE 100 FEET FROM RWY.
›FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗MT45 on OurAirports
FREQUENTLY ASKED
Does MT45 have a METAR?
No on-field METAR is issued for MT45. This page uses the nearest reporting station as a reference.
Does MT45 have a TAF?
No TAF is issued directly for MT45. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at MT45?
MT45 sits at 3,373 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for MT45?
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.