Augusta Airport

3U5 · Augusta, MT · Non-towered · Print kneeboard

Elevation
4,145 ft MSL
Longest runway
3,650 ft 01/19
Runway
1
Mag var
17E

Nearby now

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-04 · night begins 09:35 PM
EventLocal (MDT)UTC
Morning civil twilight
Loggable night ends
05:36 AM11:36Z
Sunrise06:11 AM12:11Z
Sunset08:59 PM02:59Z
Evening civil twilight
Loggable night begins
09:35 PM03:35Z
Loggable night (§1.1)
09:35 PM → 05:36 AM
Night currency (§61.57)
09:59 PM → 05:11 AM

Plan a flight from 3U5

Winds aloft NOAA forecast · 3,000 to 53,000 ft

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Advisories

NOTAMs

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Pilot reports

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Airspace hazards

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Runways

5,000 ftNMNxw 102°downwind 012°base 282°final 192°45° entry1901

RWY 19LEFT traffic

Heading
192° mag · 209° true
Dimensions
3,650 × 75 ft
TPA
5,100 ft MSL (≈1,000 AGL) · standard
Surface
Turf
CTAF
122.9

Enter the left downwind (heading 012°) on the 45° at 5,100 ft MSL (≈1,000 AGL).

More details — RWY 19
Threshold elev
4,108 ft

Condition: Good.

Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Prefer one flat page? Full runway details for 3U5 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3U5 kneeboard →

Comms & NavAids

Communication frequencies

Taxi & takeoff

CTAF
122.9

Source: FAA NASR (current 28-day cycle).

Nearby navigation aids

GTF 115.10
NavAidTypeFreq · chRangeRadial / Dist magnetic
GTF · Great Falls VORTAC 115.10 · 98X High r256° / 39.3 NM

Prefer one flat list? All 3U5 frequencies →

Charts & procedures

Airport

VFR sectional →

Airport info

Airport information

FAA LID
3U5
Coordinates
47.4633, -112.3800
Elevation
4,145 ft MSL
Magnetic variation
17E
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
Yes
Wind indicator
yes
Activated
1963/08
Distance from city
2 SE

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.

Services fuel · repairs · oxygen · attendance
Bottled oxygen
NONE
Bulk oxygen
NONE
Airframe service
NONE
Powerplant service
NONE
Parking
tiedowns
Ownership & management 2 contacts
Owner
MONTANA AERONAUTICS DIVISION
PO BOX 200507, HELENA, MT
406-444-2506
Manager
TIM CONWAY
PO BOX 200507, HELENA, MT
406-444-2506
Remarks FAA · 8 notes

General

  • UNLIMITED VEHICLE ACCESS TO ARPT.
  • WILDLIFE ON & INVOF ARPT INCLUDING RATTLESNAKES.
  • FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
  • NO SN REMOVAL
  • SHOOTING RANGE ADJ TO ARPT.

Runways

  • MKD WITH W CONES.
  • MKD WITH W CONES.
  • GOPHER HOLES ON RWY SFC.

Nearby airports

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Also nearby: 0MT1 Williams Field (2 NM) · 5U5 Fairfield Airport (19 NM) · 3U7 Benchmark Airport (20 NM) · MT86 Bar E Airport (private) (21 NM) · S69 Lincoln Airport (32 NM)

About 3U5

Augusta Airport (3U5) is an airport in Augusta, MT, at 4,145 ft MSL. It has 1 runway, the longest 3,650 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3U5, refreshed from the Aviation Weather Center and FAA NASR.

Does 3U5 have a control tower?

No. Augusta Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at 3U5?

Augusta Airport has 1 runway; the longest is 3,650 ft. See the Runways section for headings, surface, and lighting.

Where is 3U5?

Augusta Airport is in Augusta, MT, at an elevation of 4,145 ft MSL. Coordinates: 47.4633, -112.3800.

Fly out of 3U5 often?

Save 3U5 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.

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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 3U5 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.