18MT Weather Fish Ranch Airport

Jackson, MontanaElevation 7,200 ftSmall airport

OFF-FIELD REFERENCE

Nearest report: KSMN · 17 NM W · 49 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 · KSMN

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 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 temperature 1.11C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight cloudy, low near 25F, 1% 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	Cloudy	25	S 9 kt	16 kt	1%
Monday	Mostly Cloudy then Chance Light Rain	45/24	S 9 kt	17 kt	76%
Tuesday	Chance Light Snow	35/18	WSW 10 kt	17 kt	38%
Wednesday	Sunny	37/19	SSW 9 kt	18 kt	13%
Thursday	Mostly Sunny	40/21	S 9 kt	16 kt	15%
Friday	Chance Light Snow	39/21	SSE 8 kt	–	47%
Saturday	Chance Light Snow	39/22	S 5 kt	–	38%
Sunday	Chance Light Snow	40	S 6 kt	–	51%

Source: National Weather Service (office TFX). Forecast issued 0145Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

OUR HEADSET PICK · NOT SPONSORED

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise canceling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark

RUNWAYS & WIND

Crosswind calculator

No runway layout is available for 18MT. Enter a runway number or heading to estimate wind components.

RUNWAYS

Runway detail & declared distances

1 runway · longest 1,200 ft

02/20

Dimensions

1,200 x 60 ft

Surface

Dirt

RWY 02

RWY 20

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

7,200 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

0032Z 6:32 PM

Sunrise

1404Z 8:04 AM

Loggable night

0102Z (7:02 PM local) → 1334Z (7:34 AM local)

end of evening to start of morning civil twilight

Position lights required

0032Z (6:32 PM local) → 1404Z (8:04 AM local)

sunset to sunrise (91.209)

Night passenger currency

0132Z (7:32 PM local) → 1304Z (7:04 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

Fish Ranch Airport is in Jackson, Montana. Field elevation 7,200 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPrivately owned

UsePrivate use

TypeSmall airport

ManagerLARRY FISH

Manager phone925-980-6959

AttendedUNATNDD

CHARTS & AIRSPACE

ICAO / IATA18MT

SectionalGREAT FALLS

Center (ARTCC)SALT LAKE CITY

Flight service (AFSS)GREAT FALLS

RegionMontana

CountryUnited States

Coordinates45.2160, -113.4990

SERVICES & LIGHTING

Control towerNon-towered

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

18MT has no on-field report. Nearest reporting station: KSMN (17 NM W, VFR).

KSMN Lemhi County Airport

VFR

IFR

VFR

KBTM Bert Mooney Airport

61 NM NE

VFR

KHLN Helena Regional Airport

105 NM NE

VFR

KRXE Rexburg Madison County Airport

110 NM SE

VFR

AIRPORT REMARKS

Operational remarks

›LAND RY 20, TAKEOFF RY 02.

›PRVDD VFR ONLY.

›FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.

OFFICIAL LINKS & SOURCES

↗Search NOTAMs (official FAA NOTAM Search)

↗18MT on OurAirports

FREQUENTLY ASKED

Does 18MT have a METAR?

No on-field METAR is issued for 18MT. This page uses the nearest reporting station as a reference.

Does 18MT have a TAF?

No TAF is issued directly for 18MT. Use the nearest TAF-issuing field as a planning reference.

What is the field elevation at 18MT?

18MT sits at 7,200 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for 18MT?

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.