9MT9 Weather Pierces Airport

Belgrade, MontanaElevation 4,450 ftSmall airport

OFF-FIELD REFERENCE

Nearest report: KBZN · 1 NM SW · 37 min old

Ceiling 400 ft, visibility 9 SM.

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

9 SM

14.5 km

CEILING

400 ft

lowest BKN/OVC

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 calm, visibility 9 SM, temperature 0C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight areas of fog, low near 18F, 0% 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	Areas Of Fog	18	ESE 6 kt	–	0%
Monday	Areas Of Fog then Partly Sunny	53/28	W 3 kt	–	86%
Tuesday	Light Snow Likely then Partly Sunny	48/22	SW 14 kt	24 kt	57%
Wednesday	Sunny	51/22	SSE 3 kt	–	4%
Thursday	Mostly Sunny	52/23	WSW 3 kt	–	11%
Friday	Chance Light Snow then Slight Chance Light Rain	48/22	ESE 2 kt	–	29%
Saturday	Slight Chance Rain And Snow	49/23	WSW 1 kt	–	17%
Sunday	Chance Rain And Snow	50	SW 2 kt	–	39%

Source: National Weather Service (office TFX). Forecast issued 0133Z.

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 9MT9. Enter a runway number or heading to estimate wind components.

RUNWAYS

Runway detail & declared distances

1 runway · longest 2,500 ft

13/31

Dimensions

2,500 x 50 ft

Surface

Turf

RWY 13

RWY 31

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

FIELD CONDITIONS

Field elevation

4,450 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

0021Z 6:21 PM

Sunrise

1355Z 7:55 AM

Loggable night

0052Z (6:52 PM local) → 1325Z (7:25 AM local)

end of evening to start of morning civil twilight

Position lights required

0021Z (6:21 PM local) → 1355Z (7:55 AM local)

sunset to sunrise (91.209)

Night passenger currency

0121Z (7:21 PM local) → 1255Z (6:55 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

Pierces Airport is in Belgrade, Montana. Field elevation 4,450 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPrivately owned

UsePrivate use

TypeSmall airport

ManagerBEN PIERCE

Manager phone(406) 579-1090

AttendedUNATNDD

CHARTS & AIRSPACE

ICAO / IATA9MT9

SectionalGREAT FALLS

Center (ARTCC)SALT LAKE CITY

Flight service (AFSS)GREAT FALLS

RegionMontana

CountryUnited States

Coordinates45.7904, -111.1247

Distance from city4 NM NE

SERVICES & LIGHTING

Control towerNon-towered

AIRCRAFT ACTIVITY

9MT9 traffic patterns

2026-10-16 to 2026-10-16, 1 days observed · data 2026-10-23

Low confidence

TRAFFIC VOLUME (30-DAY)

AVG LANDINGS/DAY

AVG OPS/DAY

Operations trend (1 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX

Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES

›DV20 (Piston single) · ~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

9MT9 has no on-field report. Nearest reporting station: KBZN (1 NM SW, LIFR).

KBZN Bozeman Yellowstone International Airport

VFR

KBTM Bert Mooney Airport

58 NM W

VFR

KHLN Helena Regional Airport

61 NM NW

VFR

KWYS Yellowstone Airport

VFR

AIRPORT REMARKS

Operational remarks

›PRVDD INTENTIONS ARE BROADCAST OVER BZN ATCT FREQ WHEN USING STRIP. WHEN BZN ATCT CLSD, CONTACT BZN CTAF DURING ALL OTHER TIMES.

›CELL 406-579-1090

›FOR CD CTC BIG SKY APCH AT 208-364-5860/5861, IF UNABLE CTC SALT LAKE ARTCC AT 801-320-2568.

›CELL 406-579-1090

OFFICIAL LINKS & SOURCES

↗Search NOTAMs (official FAA NOTAM Search)

↗9MT9 on OurAirports

FREQUENTLY ASKED

Does 9MT9 have a METAR?

No on-field METAR is issued for 9MT9. This page uses the nearest reporting station as a reference.

Does 9MT9 have a TAF?

No TAF is issued directly for 9MT9. Use the nearest TAF-issuing field as a planning reference.

What is the field elevation at 9MT9?

9MT9 sits at 4,450 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for 9MT9?

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.