KGTF/GTF METAR & TAF Great Falls International Airport

Great Falls, MontanaElevation 3,680 ftMedium airport
CURRENT STATUS
VFR27 min old
No ceiling, visibility 10 SM.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
1,850 ft
-1,830 ft vs field
CURRENT METAR

Decoded observation

Observed 0853Z (2:53 AM local) · 27 min old

KGTF is currently VFR. Winds are calm. Visibility is 10 statute miles. There is no ceiling.

WIND
Calm
No steady wind.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
CLR
FEW and SCT layers are not ceilings.
TEMP / DEWPOINT
-5°C / -5°C
23°F / 23°F. 0°C spread.
ALTIMETER
30.24 inHg
1024 hPa, above standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.

Codes in this report: CLR RMK AO2

Hover or tap any group for a plain-English explanation.

REMARKS: DECODED
AO2
automated station with a precipitation discriminator (can tell rain from snow)
SLP286
sea-level pressure 1028.6 hPa
T10501050
precise temperature -5.0°C, dew point -5.0°C
56010
3-hour pressure tendency: falling then steady (1.0 hPa change)
$
station needs maintenance
TERMINAL AERODROME FORECAST

TAF timeline

Issued 0520Z (11:20 PM local) · valid to 0600Z (12:00 AM local)

KGTF forecast starts VFR at 06Z. Conditions are roughly steady over the period.

OVC25025,000 ft
VFR
BKN10010,000 ft
0600Z12:00 AM1048Z4:48 AM1536Z9:36 AM2024Z2:24 PM0112Z7:12 PM0600Z12:00 AM

Codes in this report: P6SM OVC SCT BKN

Tap any group to decode it.

FAA: no delays reported at GTF.

Source: FAA System Operations (ASWS). Operational status only; verify with official FAA sources and NOTAMs.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No significant weather concerns in the current report.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

Current aviation conditions show flight category VFR, wind calm, visibility 10 SM, ceiling none. Forecast suggests monday areas of fog then mostly cloudy, high near 43F, low near 32F, 58% chance of precipitation. Key risks: strong winds in the forecast.

PILOT WEATHER NOTES
Strong winds in the forecastWeather.gov
Tuesday: winds up to 33 kt. Re-check crosswind components closer to departure.
DayConditionsTemp FWindGustsPrecipPilot note
Monday Areas Of Fog then Mostly Cloudy 43/32 ESE 4 kt – 58%
Tuesday Slight Chance Light Rain then Partly Sunny 51/35 SW 23 kt 33 kt 20% Strong winds in the forecast
Wednesday Sunny 53/28 SW 15 kt 24 kt 16%
Thursday Mostly Cloudy 40/29 NNE 7 kt – 20%
Friday Slight Chance Light Snow then Mostly Cloudy 41/31 NNW 3 kt – 17%
Saturday Mostly Sunny 48/30 SW 2 kt – 26%
Sunday Chance Rain And Snow 48 WSW 4 kt – 31%

Source: National Weather Service (office TFX). Forecast issued 0920Z.

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
2 runways · crosswind ranking
NESW03211735CALMCALMCALMCALMCALM
WIND USED
Wind calm or variable
Crosswind ranking is unavailable until the wind has a steady direction.
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail & declared distances

2 runways · longest 10,502 ft

03/21
Dimensions
10,502 x 150 ft
Surface
Asphalt (good)
Edge lights
HIGH
RWY 0345°T
Landing length (LDA)10,502 ft
TORA / TODA / ASDA10,502 / 10,502 / 10,502 ft
ILSILS/DME
Approach lightsALSF2
VGSIPAPI (P4L)
Traffic patternLeft
RWY 21225°T
Landing length (LDA)10,502 ft
TORA / TODA / ASDA10,502 / 10,502 / 10,502 ft
REILYes
VGSIPAPI (P4R)
Traffic patternLeft
17/35
Dimensions
6,030 x 150 ft
Surface
Asphalt (good)
Edge lights
MED
RWY 17180°T
Landing length (LDA)5,800 ft
TORA / TODA / ASDA6,030 / 6,030 / 6,030 ft
Displaced threshold230 ft
VGSIPAPI (P4L)
Traffic patternLeft
RWY 35360°T
Landing length (LDA)5,400 ft
TORA / TODA / ASDA5,400 / 5,400 / 5,400 ft
VGSIPAPI (P4L)
Traffic patternLeft

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

FIELD CONDITIONS

Performance & density altitude

Density altitude
1,850 ft
Pressure altitude
3,360 ft
Field elevation
3,680 ft MSL
Temperature
-5°C (23°F)
Dewpoint
-5°C (23°F)
Altimeter
30.24 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0019Z 6:19 PM
Sunrise
1400Z 8:00 AM
Loggable night
0051Z (6:51 PM local) → 1328Z (7:28 AM local)
end of evening to start of morning civil twilight
Position lights required
0019Z (6:19 PM local) → 1400Z (8:00 AM local)
sunset to sunrise (91.209)
Night passenger currency
0119Z (7:19 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

Great Falls International Airport is in Great Falls, Montana. Field elevation 3,680 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeMedium airport
Airline serviceYes
ManagerJOHN FAULKNER
Manager phone406-727-3404
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATAKGTF / GTF
SectionalGREAT FALLS
Center (ARTCC)SALT LAKE CITY
Flight service (AFSS)GREAT FALLS
CustomsAirport of entry
RegionMontana
CountryUnited States
Coordinates47.4820, -111.3710
Distance from city3 NM SW
SERVICES & LIGHTING
Fuel100LL · Jet A
Control towerTowered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
UNICOM122.950
FREQUENCIES

Communications

128.6
APP/DEP
A/D
126.6
ATIS
ATIS
121.7
GND/CLNC DEL
GND
28.89
ANG OPS MAINT
OPS
122.6
RDO
RDO
118.7
TWR
TWR
122.95
UNICOM
UNIC
122.950
UNICOM
UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

Current flight category at nearby reporting stations.

AIRPORT REMARKS

Operational remarks

›PCR VALUE: 5290/F/B/X/T
›REIL RWY 21 OPR CONSLY WHEN RWY LGTS ARE ON. RWY LGTS CTLD BY TWR.
›PAPI UNUSBL BYD 9 DEGS RIGHT OF CNTRLN.
›TWY C UNRSTD WT AND AVBL FOR TAXIING ACFT.
›MILITARY: ANG: OPR 1400-2330Z++ MON-THU, LTD FRI, CLOSED SAT-SUN AND HOL. BASE OPS DSN 791-0192, C406-791-0192. NO TRAN SVC SAT, SUN, HOL OR AFTER 2300Z++ MON-FRI. ACFT RQR ASSISTANCE CTC 288.9. RCR INFO AVBL FR BASE OPS.
›MILITARY: ANG: LTD TRAN SVC ONLY AVBL FOR ACFT PARTICIPATING IN ANG OPS WITH PRIOR COORDINATION (PPR).
›BIRDS ON AND INVOF ARPT.
›MILITARY: ANG: USAF BASH - EXP INCREASED MIGRATORY WATERFOWL ACT (PHASE II) MAR-MAY AND SEP-DEC, SR-.5 TO SS+.5.
›MILITARY: ANG: NSTD WHITE EQPT TOOL BOX LCTN PAINTED ON RAMP.
›MILITARY: ANG: FUEL: A++ AVBL AT ANG.
›INDEX LEVEL C ARFF CAPABILITY IS AVBL AT ALL TIMES.
›FOR DC-10-40 AND B747.
›PCR VALUE: 300/F/B/X/U
FREQUENTLY ASKED
Does KGTF have a METAR?
Yes. KGTF has a current METAR observation, decoded into plain English on this page.
Does KGTF have a TAF?
Yes, a TAF is issued for KGTF; the decoded forecast timeline is shown above.
What is the field elevation at KGTF?
KGTF sits at 3,680 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KGTF?
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.