Coldbrook Field Private
MI47 · Climax, MI · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-18 · night begins 08:14 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:56 AM | 10:56Z |
| Sunrise | 07:24 AM | 11:24Z |
| Sunset | 07:46 PM | 23:46Z |
| Evening civil twilight Loggable night begins | 08:14 PM | 00:14Z |
Plan a flight from MI47
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
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Runways
RWY 21LEFT traffic
- Heading
- 209° true
- Dimensions
- 2,600 × 80 ft
- TPA
- 1,900 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
- CTAF
- 122.9
Enter the left downwind (heading 029°) on the 45° at 1,900 ft MSL (≈1,000 AGL).
More details — RWY 21
- Threshold elev
- 950 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 03/21 | 2,600 ft |
Prefer one flat page? Full runway details for MI47 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the MI47 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
VIO 115.95
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| VIO · Victory | VOR/DME | 115.95 · 106Y | High | r174° / 34.5 NM |
Prefer one flat list? All MI47 frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for MI47 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- MI47
- Coordinates
- 42.2201, -85.3670
- Elevation
- 945 ft MSL
- Sectional chart
- CHICAGO
- Airport use
- Private
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- LANSING · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 2022/02
- Distance from city
- 2 SW
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 · 2 notes
General
- FOR CD CTC GREAT LAKES APCH AT 269-459-3344, WHEN APCH CLSD CTC CHICAGO ARTCC AT 630-906-8921.
- OWNER REQUESTS ARPT BE CHARTED.
Nearby airports
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Also nearby: 66MI East Lake (private) (5 NM) · 7MI3 Thrall Lake (private) (9 NM) · 7MI7 Walker (private) (13 NM) · MI09 Prairie Ronde (private) (16 NM)
About MI47
Coldbrook Field (MI47) is an airport in Climax, MI, at 945 ft MSL. It has 1 runway, the longest 2,600 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for MI47, refreshed from the Aviation Weather Center and FAA NASR.
Does MI47 have a control tower?
No. Coldbrook Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at MI47?
Coldbrook Field has 1 runway; the longest is 2,600 ft. See the Runways section for headings, surface, and lighting.
Where is MI47?
Coldbrook Field is in Climax, MI, at an elevation of 945 ft MSL. Coordinates: 42.2201, -85.3670.
More about MI47
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 MI47 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.