WxDecoder

MT83 Weather Ten Mile Airport

Helena, MontanaElevation 4,294 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KHLN · 8 NM E · 4 min old
Ceiling 1,700 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KHLN
WIND
250@5
steady
VISIBILITY
10 SM
16.1 km
CEILING
1,700 ft
lowest BKN/OVC
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.
Special Weather StatementModerate · Expected · Observed
25 0922Z to 25 1445Z
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
Patchy dense fog has developed around Helena, Lincoln, Craig and Augusta this morning. Visibility is below a half mile in some areas. Those traveling early this morning should be alert for quickly changing visibility conditions. Reminder, reduce your driving speeds in areas of poor visibility.

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 from 240° at 6 kt, visibility 10 SM, temperature 0C. Treat this as supplemental, not an aviation observation. Forecast suggests today areas of fog then mostly sunny, high near 38F, low near 26F, 1% chance of precipitation. Key risks: strong winds in the forecast.

PILOT WEATHER NOTES
Strong winds in the forecastWeather.gov
Tuesday: winds up to 29 kt. Re-check crosswind components closer to departure.
DayConditionsTemp FWindGustsPrecipPilot note
Today Areas Of Fog then Mostly Sunny 38/26 N 4 kt – 1%
Monday Partly Sunny 46/35 ENE 4 kt – 81%
Tuesday Chance Rain And Snow then Partly Sunny 43/29 WSW 19 kt 29 kt 42% Strong winds in the forecast
Wednesday Mostly Sunny 46/30 SSW 5 kt – 7%
Thursday Partly Sunny then Slight Chance Light Snow 44/29 ESE 5 kt – 46%
Friday Chance Light Snow 40/28 N 4 kt – 40%
Saturday Slight Chance Light Snow then Mostly Sunny 42/28 WSW 4 kt – 23%

Source: National Weather Service (office TFX). Forecast issued 1257Z.

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 MT83. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,500 ft

08/26
Dimensions
1,500 x 100 ft
Surface
Turf
RWY 08
RWY 26

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
4,294 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0026Z 6:26 PM
Sunrise
1400Z 8:00 AM
Loggable night
0057Z (6:57 PM local) → 1329Z (7:29 AM local)
end of evening to start of morning civil twilight
Position lights required
0026Z (6:26 PM local) → 1400Z (8:00 AM local)
sunset to sunrise (91.209)
Night passenger currency
0126Z (7:26 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

Ten Mile Airport is in Helena, Montana. Field elevation 4,294 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerHERB BALLOU
Manager phone406-422-8739
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAMT83
SectionalGREAT FALLS
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)GREAT FALLS
RegionMontana
CountryUnited States
Coordinates46.5712, -112.1801
Distance from city6 NM W
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

MT83 has no on-field report. Nearest reporting station: KHLN (8 NM E, MVFR).

KHLN Helena Regional Airport
8 NM E
MVFR
KBTM Bert Mooney Airport
39 NM S
VFR
KBZN Bozeman Yellowstone International Airport
64 NM SE
VFR
KGTF Great Falls International Airport
64 NM NE
VFR
KDLN Dillon Airport
81 NM S
VFR
KMSO Missoula Montana Airport
81 NM W
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC HELENA APCH AT 406-449-5756/5761, WHEN APCH CLSD CTC SALT LAKE ARTCC AT 801-320-2568.
›PRVDD A LETTER OF AGREEMENT WITH DUNCAN AIRPORT IS MAINTAINED.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗MT83 on OurAirports
FREQUENTLY ASKED
Does MT83 have a METAR?
No on-field METAR is issued for MT83. This page uses the nearest reporting station as a reference.
Does MT83 have a TAF?
No TAF is issued directly for MT83. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at MT83?
MT83 sits at 4,294 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for MT83?
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.