WxDecoder

MT35 Weather St Peters Health Heliport

Helena, MontanaElevation 4,115 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KHLN · 2 NM N · 51 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 · KHLN
WIND
310@4
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 310° at 4 kt, visibility 10 SM, temperature 1C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight cloudy then areas of fog, low near 21F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Cloudy then Areas Of Fog 21 WNW 3 kt – 0%
Monday Areas Of Fog then Mostly Cloudy 47/31 NNE 4 kt – 81%
Tuesday Chance Light Rain then Partly Sunny 49/26 WSW 12 kt 23 kt 25%
Wednesday Sunny 51/24 S 6 kt – 18%
Thursday Partly Sunny 45/24 NNW 5 kt – 19%
Friday Slight Chance Light Snow 43/23 N 3 kt – 29%
Saturday Slight Chance Light Snow 46/25 NW 3 kt – 16%
Sunday Mostly Sunny then Chance Rain And Snow 48 WNW 3 kt – 32%

Source: National Weather Service (office TFX). 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 MT35. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 40 ft

H1
Dimensions
40 x 40 ft
Surface
Concrete
RWY H1

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
4,115 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
1400Z 8:00 AM
Loggable night
0055Z (6:55 PM local) → 1329Z (7:29 AM local)
end of evening to start of morning civil twilight
Position lights required
0023Z (6:23 PM local) → 1400Z (8:00 AM local)
sunset to sunrise (91.209)
Night passenger currency
0123Z (7:23 PM local) → 1300Z (7:00 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

St Peters Health Heliport is in Helena, Montana. Field elevation 4,115 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerCEO
Manager phone406-442-2480
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAMT35
SectionalGREAT FALLS
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)GREAT FALLS
RegionMontana
CountryUnited States
Coordinates46.5817, -111.9961
Distance from city1 NM NW
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

MT35 traffic patterns

2026-06-12 to 2026-07-30, 6 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
1.3
Activity trend over 4 days: flat, from 1 to 1 operations per dayOperations trend (4 days)

Busiest day: Sat · Busiest month: Jul

FLEET MIX
Helicopter 50%Unknown 33%Piston single 17%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›B407 (Helicopter) · ~1 landings/mo
›DV20 (Piston single) · ~1 landings/mo
›EC45 (Helicopter) · ~1 landings/mo
›H500 (Unknown) · ~1 landings/mo
›H60 (Helicopter) · ~1 landings/mo
Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

MT35 has no on-field report. Nearest reporting station: KHLN (2 NM N, VFR).

KHLN Helena Regional Airport
2 NM N
VFR
KBTM Bert Mooney Airport
43 NM SW
VFR
KBZN Bozeman Yellowstone International Airport
60 NM SE
LIFR
KGTF Great Falls International Airport
60 NM NE
VFR
KDLN Dillon Airport
83 NM S
IFR
KLVM Mission Field
83 NM SE
VFR
AIRPORT REMARKS

Operational remarks

›PROVIDED INGRESS/EGRESS ROUTES ARE TO AND FROM THE SOUTH AND PILOTS CONTACT THE HELENA ATCT FOR TRAFFIC ADVISORIES WHILE OPERATING IN THE HELENA CONTROL ZONE.
›OBSTRUCTIONS 12' BLDGS LOCATED 34' NORTH AND EAST.
›MEDICAL USE.
›FOR CD CTC HELENA APCH AT 406-449-5756/5761, WHEN APCH CLSD CTC SALT LAKE ARTCC AT 801-320-2568.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗MT35 on OurAirports
FREQUENTLY ASKED
Does MT35 have a METAR?
No on-field METAR is issued for MT35. This page uses the nearest reporting station as a reference.
Does MT35 have a TAF?
No TAF is issued directly for MT35. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at MT35?
MT35 sits at 4,115 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for MT35?
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.