Knox Ridge
MT3 · Winifred, MT · Non-towered · Print kneeboard · Open on the map
Nearby now
Loading…
Weather
METAR observed
TAF forecast
Loading forecast…
Sun & FAA night2026-11-02 · night begins 05:29 PM
| Event | Local (MST) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:28 AM | 13:28Z |
| Sunrise | 07:01 AM | 14:01Z |
| Sunset | 04:56 PM | 23:56Z |
| Evening civil twilight Loggable night begins | 05:29 PM | 00:29Z |
Plan a flight from MT3
Winds aloft NOAA forecast · 3,000 to 53,000 ft
Loading winds aloft…
Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
RWY 27LEFT traffic
- Heading
- 270° true
- Dimensions
- 2,100 × 60 ft
- TPA
- 4,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
- CTAF
- 122.9
Enter the left downwind (heading 090°) on the 45° at 4,000 ft MSL (≈1,000 AGL).
More details — RWY 27
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 09/27 | 2,100 ft |
Prefer one flat page? Full runway details for MT3 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the MT3 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Prefer one flat list? All MT3 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- MT3
- Coordinates
- 47.6167, -108.8481
- Elevation
- 2,950 ft MSL
- Sectional chart
- GREAT FALLS
- Airport use
- Public
- Control tower
- No
- ARTCC
- SALT LAKE CITY (ZLC)
- Flight service (FSS)
- GREAT FALLS · 122.3 · 1-800-WX-BRIEF
- NOTAM facility
- GTF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2010/09
- Distance from city
- 24 E
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 9 notes
General
- RWY SOFT AND MUDDY WHEN WET.
- RWY MAINT IREG.
- NO SN REMOVAL.
- WILDLIFE AND CATTLE ON AND INVOF ARPT.
- COML ACFT CTC BLM MGR 406-538-1923.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- STOCK TANK AND 1 FT TALL POSTS LCTD S OF RWY.
Runways
- THR MKR TIRES 30 FT WID.
- LRG RUTS FM VEHICLES DRIVING ON RWY AND SAGEBRUSH ENCROACHING RWY
Nearby airports
Loading nearby conditions…
Also nearby: MT79 Sand Creek Wildlife Station (private) (6 NM) · L51 Heller Farm (7 NM) · WH0 Woodhawk (14 NM) · BW8 Bullwhacker (17 NM) · LC0 Left Coulee (18 NM) · BB0 Black Butte North (19 NM)
About MT3
Knox Ridge (MT3) is an airport in Winifred, MT, at 2,950 ft MSL. It has 1 runway, the longest 2,100 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for MT3, refreshed from the Aviation Weather Center and FAA NASR.
Does MT3 have a control tower?
No. Knox Ridge is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at MT3?
Knox Ridge has 1 runway; the longest is 2,100 ft. See the Runways section for headings, surface, and lighting.
Where is MT3?
Knox Ridge is in Winifred, MT, at an elevation of 2,950 ft MSL. Coordinates: 47.6167, -108.8481.
More about MT3
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open MT3 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.