Isabel Municipal Airport
3Y7 · Isabel, SD · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:43 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:00 AM | 11:00Z |
| Sunrise | 05:33 AM | 11:33Z |
| Sunset | 08:10 PM | 02:10Z |
| Evening civil twilight Loggable night begins | 08:43 PM | 02:43Z |
Plan a flight from 3Y7
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
RWY 13LEFT traffic
- Heading
- 130° mag · 140° true
- Dimensions
- 3,009 × 150 ft
- TPA
- 3,400 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
- CTAF
- 122.9
Enter the left downwind (heading 310°) on the 45° at 3,400 ft MSL (≈1,000 AGL).
More details — RWY 13
- Threshold elev
- 2,386 ft
- Approach obstacle
- Trees, 46 ft, 940 ft from threshold, 0 ft B of centerline — 20:1 slope to clear
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 13/31 | 3,009 ft |
Prefer one flat page? Full runway details for 3Y7 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3Y7 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
DPR 116.80
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| DPR · Dupree | VOR/DME | 116.80 · 115X | High | r022° / 22.1 NM |
Prefer one flat list? All 3Y7 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 3Y7
- Coordinates
- 45.3898, -101.4377
- Elevation
- 2,398 ft MSL
- Magnetic variation
- 10E
- Sectional chart
- BILLINGS
- Airport use
- Public
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- HURON · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- HON
- Attendance
- UNATNDD
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Activated
- 1949/11
- Distance from city
- 0 SW
Night operations
- Airport lighting
- SS-SR
- Rotating beacon
- white-green · SS-SR
- 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
Remarks FAA · 4 notes
General
- RWY CLSD DRG WINTER MONTHS.
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Runways
- MKD WITH WHITE/BLACK CONES.
- MKD WITH WHITE/BLACK CONES.
Nearby airports
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Also nearby: 1SD0 Dorsey Ranch Airport (private) (13 NM) · D58 Timber Lake Municipal Airport (15 NM) · SD41 Shambo Ranch Airport (19 NM) · 0SD0 Lenling Airport (23 NM) · SD47 Hunt Field (25 NM) · 84D Cheyenne Eagle Butte Airport (26 NM)
About 3Y7
Isabel Municipal Airport (3Y7) is an airport in Isabel, SD, at 2,398 ft MSL. It has 1 runway, the longest 3,009 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3Y7, refreshed from the Aviation Weather Center and FAA NASR.
Does 3Y7 have a control tower?
No. Isabel Municipal Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 3Y7?
Isabel Municipal Airport has 1 runway; the longest is 3,009 ft. See the Runways section for headings, surface, and lighting.
Where is 3Y7?
Isabel Municipal Airport is in Isabel, SD, at an elevation of 2,398 ft MSL. Coordinates: 45.3898, -101.4377.
Fly out of 3Y7 often?
Save 3Y7 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.
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 3Y7 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.