WxDecoder

23MT Weather Waterfall Airport

Bozeman, MontanaElevation 4,950 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KBZN · 9 NM NW · 17 min old
No ceiling, visibility 10 SM, fog.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KBZN
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
ACTIVE NWS ALERTS

Active weather alerts

Dense Fog AdvisoryModerate · Expected · Likely
25 1034Z to 25 1700Z
Southern Rocky Mountain Front; Southern High Plains; Upper Blackfoot and MacDonald Pass; Gates of the Mountains; Helena Valley; Elkhorn and Boulder Mountains; Canyon Ferry Area; Missouri Headwaters; Gallatin Valley; Northwest Beaverhead County; Gallatin and Madison County Mountains and Centennial Mountains
* WHAT...Visibility below a quarter of a mile at times in dense fog. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...Until 11 AM MDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous.
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Alerts from the National Weather Service. For situational awareness only; always confirm against an official briefing.

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, visibility 10 SM, temperature -6C. Treat this as supplemental, not an aviation observation. Forecast suggests sunday areas of fog then sunny, high near 45F, low near 22F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Sunday Areas Of Fog then Sunny 45/22 ESE 5 kt – 0%
Monday Mostly Sunny 52/30 E 5 kt – 81%
Tuesday Rain And Snow 43/24 WSW 12 kt 22 kt 75%
Wednesday Sunny 48/26 SW 4 kt – 3%
Thursday Partly Sunny then Slight Chance Light Rain 50/27 SSW 5 kt – 41%
Friday Chance Rain And Snow 46/25 W 2 kt – 56%
Saturday Chance Rain And Snow 44 WSW 2 kt – 31%

Source: National Weather Service (office TFX). Forecast issued 1132Z.

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 23MT. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,725 ft

18/36
Dimensions
1,725 x 150 ft
Surface
Turf
RWY 18
RWY 36

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
4,950 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0023Z 6:23 PM
Sunrise
1354Z 7:54 AM
Loggable night
0053Z (6:53 PM local) → 1323Z (7:23 AM local)
end of evening to start of morning civil twilight
Position lights required
0023Z (6:23 PM local) → 1354Z (7:54 AM local)
sunset to sunrise (91.209)
Night passenger currency
0123Z (7:23 PM local) → 1254Z (6:54 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

Waterfall Airport is in Bozeman, Montana. Field elevation 4,950 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerRANDALL J. BLACKWOOD
Manager phone760-574-7544
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA23MT
SectionalGREAT FALLS
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)GREAT FALLS
RegionMontana
CountryUnited States
Coordinates45.6572, -111.0400
Distance from city1 NM S
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

23MT has no on-field report. Nearest reporting station: KBZN (9 NM NW, VFR).

KBZN Bozeman Yellowstone International Airport
9 NM NW
VFR
KLVM Mission Field
25 NM E
VFR
KWYS Yellowstone Airport
58 NM S
LIFR
KBTM Bert Mooney Airport
64 NM W
VFR
KDLN Dillon Airport
68 NM W
VFR
KHLN Helena Regional Airport
69 NM NW
MVFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC BIG SKY APCH AT 208-364-5860/5861, IF UNABLE CTC SALT LAKE ARTCC AT 801-320-2568.
›PRVDD VFR ONLY.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗23MT on OurAirports
FREQUENTLY ASKED
Does 23MT have a METAR?
No on-field METAR is issued for 23MT. This page uses the nearest reporting station as a reference.
Does 23MT have a TAF?
No TAF is issued directly for 23MT. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 23MT?
23MT sits at 4,950 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 23MT?
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.