West Mountain Airport Private

3ID9 · Cascade, ID · Non-towered · Print kneeboard

Elevation
4,842 ft MSL
Longest runway
2,400 ft 14/32
Runway
1

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 09:39 PM
EventLocal (MDT)UTC
Morning civil twilight
Loggable night ends
06:01 AM12:01Z
Sunrise06:34 AM12:34Z
Sunset09:06 PM03:06Z
Evening civil twilight
Loggable night begins
09:39 PM03:39Z
Loggable night (§1.1)
09:39 PM → 06:01 AM
Night currency (§61.57)
10:06 PM → 05:34 AM

Plan a flight from 3ID9

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 ftNxw 052°downwind 322°base 232°final 142°45° entry1432

RWY 14LEFT traffic

Heading
142° true
Dimensions
2,400 × 45 ft
TPA
5,800 ft MSL (≈1,000 AGL) · standard
Surface
Turf

Enter the left downwind (heading 322°) on the 45° at 5,800 ft MSL (≈1,000 AGL).

More details — RWY 14
Threshold elev
4,842 ft
Markings
none

Condition: Fair.

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

Headings shown are true (magnetic variation unavailable).

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

Prefer one flat page? Full runway details for 3ID9 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3ID9 kneeboard →

Comms & NavAids

Nearby navigation aids

DNJ 116.20
NavAidTypeFreq · chRangeRadial / Dist magnetic
DNJ · Donnelly VOR/DME 116.20 · 109X High r145° / 14.5 NM

Charts & procedures

No published instrument procedures or Chart Supplement for 3ID9 — open it on the VFR sectional →

Airport info

Airport information

FAA LID
3ID9
Coordinates
44.5342, -116.1124
Elevation
4,842 ft MSL
Sectional chart
SALT LAKE CITY
Airport use
Private
Control tower
No
ARTCC
SALT LAKE CITY (ZLC)
Flight service (FSS)
BOISE · 122.6 · 1-800-WX-BRIEF
Segmented circle
No
Activated
2026/04
Distance from city
6 NW
Ownership & management 2 contacts
Owner
COMMON AREA HOMEOWNERS ASSOCIATION
929 WEST MOUNTAIN ROAD, CASCADE, ID
208-861-6527
Manager
PATRICK BOTTE
1650 EAST BEACON LIGHT ROAD, EAGLE, ID
208-794-2204

Nearby airports

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Also nearby: U70 Cascade Airport (5 NM) · U84 Donald D. Coski Memorial Airport (12 NM) · ID76 Elk Ridge Airport (private) (12 NM) · 44ID Boulder Creek Airstrip (private) (12 NM) · ID31 Bens Ranch Airport (private) (13 NM) · 51ID Little Weiser Airport (private) (13 NM)

About 3ID9

West Mountain Airport (3ID9) is an airport in Cascade, ID, at 4,842 ft MSL. It has 1 runway, the longest 2,400 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3ID9, refreshed from the Aviation Weather Center and FAA NASR.

Does 3ID9 have a control tower?

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

What is the longest runway at 3ID9?

West Mountain Airport has 1 runway; the longest is 2,400 ft. See the Runways section for headings, surface, and lighting.

Where is 3ID9?

West Mountain Airport is in Cascade, ID, at an elevation of 4,842 ft MSL. Coordinates: 44.5342, -116.1124.

Fly out of 3ID9 often?

Save 3ID9 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 3ID9 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.