Flying M Airport Private
3IN0 · Portage, IN · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-07 · night begins 08:30 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:18 AM | 10:18Z |
| Sunrise | 05:49 AM | 10:49Z |
| Sunset | 07:59 PM | 00:59Z |
| Evening civil twilight Loggable night begins | 08:30 PM | 01:30Z |
Plan a flight from 3IN0
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
Airspace hazards
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Runways
RWY 18LEFT traffic
- Heading
- 180° true
- Dimensions
- 1,600 × 50 ft
- TPA
- 1,600 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 000°) on the 45° at 1,600 ft MSL (≈1,000 AGL).
More details — RWY 18
- Approach obstacle
- Pline, 34 ft, 200 ft from threshold
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 |
|---|---|---|
| 18/36 | 1,600 ft |
Prefer one flat page? Full runway details for 3IN0 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 3IN0 kneeboard →
Comms & NavAids
Nearby navigation aids
CGT 114.20 · EON 113.20 · GIJ 115.40
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CGT · Chicago Heights | VORTAC | 114.20 · 89X | Low | r080° / 20.2 NM |
| EON · Peotone | VORTAC | 113.20 · 79X | Low | r058° / 34.6 NM |
| GIJ · Gipper | VORTAC | 115.40 · 101X | High | r251° / 38.3 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 3IN0 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 3IN0
- Coordinates
- 41.5587, -87.1259
- Elevation
- 640 ft MSL
- Sectional chart
- CHICAGO
- Airport use
- Private
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- TERRE HAUTE · 122.2 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2010/08
- Distance from city
- 3 SE
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC CHICAGO APCH AT 847-289-0926.
Nearby airports
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Also nearby: 3HO Hobart Sky Ranch Airport (6 NM) · IN70 Bodin Airport (private) (6 NM) · 5IN4 Wyckoff Airstrip (private) (9 NM) · 5IN6 Orthodontic Strip (10 NM) · 05C Griffith-Merrillville Airport (13 NM)
About 3IN0
Flying M Airport (3IN0) is an airport in Portage, IN, at 640 ft MSL. It has 1 runway, the longest 1,600 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 3IN0, refreshed from the Aviation Weather Center and FAA NASR.
Does 3IN0 have a control tower?
No. Flying M Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 3IN0?
Flying M Airport has 1 runway; the longest is 1,600 ft. See the Runways section for headings, surface, and lighting.
Where is 3IN0?
Flying M Airport is in Portage, IN, at an elevation of 640 ft MSL. Coordinates: 41.5587, -87.1259.
Fly out of 3IN0 often?
Save 3IN0 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 3IN0 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.