MT43 Weather Klies Air Strip

Basin, MontanaElevation 6,300 ftSmall airport

OFF-FIELD REFERENCE

Nearest report: KHLN · 22 NM NE · More than 1 hour 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

ACTIVE NWS ALERTS

Active weather alerts

Dense Fog AdvisoryModerate · Expected · Likely

25 1905Z to 26 1800Z

Elkhorn and Boulder Mountains; Canyon Ferry Area; Missouri Headwaters; Madison River Valley; Gallatin Valley; Northwest Beaverhead County; Beaverhead and Western Madison below 6000ft; Gallatin and Madison County Mountains and Centennial Mountains

* WHAT...Variable visibility down to a quarter mile or less in dense fog. * WHERE...Canyon Ferry Area, Elkhorn and Boulder Mountains, Beaverhead and Western Madison below 6000ft, Gallatin Valley, Gallatin and Madison County Mountains and Centennial Mountains, Madison River Valley, Missouri Headwaters, and Northwest Beaverhead County. * WHEN...Until noon MDT Monday. * IMPACTS...Low visibility co…

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 from 207° at 1 kt. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight patchy fog, low near 22F, 2% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

Day	Conditions	Temp F	Wind	Gusts	Precip
Tonight	Patchy Fog	22	SE 5 kt	–	2%
Monday	Patchy Fog then Mostly Cloudy	47/28	SSE 7 kt	–	86%
Tuesday	Chance Light Snow	39/22	W 13 kt	23 kt	43%
Wednesday	Sunny	42/22	SW 9 kt	18 kt	19%
Thursday	Mostly Sunny	42/21	S 5 kt	–	19%
Friday	Slight Chance Light Snow	39/21	SE 4 kt	–	33%
Saturday	Slight Chance Light Snow	42/23	SW 4 kt	–	21%
Sunday	Chance Light Snow	44	SW 5 kt	–	37%

Source: National Weather Service (office TFX). Forecast issued 0152Z.

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 MT43. Enter a runway number or heading to estimate wind components.

RUNWAYS

Runway detail & declared distances

1 runway · longest 2,100 ft

11/29

Dimensions

2,100 x 30 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

6,300 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

0025Z 6:25 PM

Sunrise

1401Z 8:01 AM

Loggable night

0056Z (6:56 PM local) → 1330Z (7:30 AM local)

end of evening to start of morning civil twilight

Position lights required

0025Z (6:25 PM local) → 1401Z (8:01 AM local)

sunset to sunrise (91.209)

Night passenger currency

0125Z (7:25 PM local) → 1301Z (7:01 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

Klies Air Strip is in Basin, Montana. Field elevation 6,300 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPrivately owned

UsePrivate use

TypeSmall airport

ManagerFORREST L KLIES

Manager phone406-439-0653

AttendedUNATNDD

CHARTS & AIRSPACE

ICAO / IATAMT43

SectionalGREAT FALLS

Center (ARTCC)SALT LAKE CITY

Flight service (AFSS)GREAT FALLS

RegionMontana

CountryUnited States

Coordinates46.3463, -112.3440

Distance from city6 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

MT43 has no on-field report. Nearest reporting station: KHLN (22 NM NE, VFR).

KHLN Helena Regional Airport

22 NM NE

VFR

KBTM Bert Mooney Airport

24 NM S

VFR

KBZN Bozeman Yellowstone International Airport

IFR

KGTF Great Falls International Airport

79 NM NE

VFR

KMSO Missoula Montana Airport

80 NM NW

VFR

AIRPORT REMARKS

Operational remarks

›PERSONAL USE.

›500' OVRNAT S END OF STRIP RUNNING INTO 100' TREES.

›LNDGS TO THE N & TKOFS TO THE S ONLY DUE TO TERRAIN 1500' HIGH 1.2 MILES FM THE RWY.

›MOOSE, DEER & ELK FQT THE STRIP.

›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)

↗MT43 on OurAirports

FREQUENTLY ASKED

Does MT43 have a METAR?

No on-field METAR is issued for MT43. This page uses the nearest reporting station as a reference.

Does MT43 have a TAF?

No TAF is issued directly for MT43. Use the nearest TAF-issuing field as a planning reference.

What is the field elevation at MT43?

MT43 sits at 6,300 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for MT43?

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.