Nartron Field Private
MI31 · Reed City, 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 08:16 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:56 AM | 10:56Z |
| Sunrise | 07:24 AM | 11:24Z |
| Sunset | 07:47 PM | 23:47Z |
| Evening civil twilight Loggable night begins | 08:16 PM | 00:16Z |
Plan a flight from MI31
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 18LEFT traffic
- Heading
- 174° mag · 170° true
- Dimensions
- 4,506 × 100 ft
- TPA
- 2,100 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- CTAF
- 122.9
Enter the left downwind (heading 354°) on the 45° at 2,100 ft MSL (≈1,000 AGL).
More details — RWY 18
- Threshold elev
- 1,055 ft
- Markings
- none
- Approach obstacle
- Trees, 40 ft, 201 ft from threshold, 70 ft R of centerline
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 4,506 ft |
Prefer one flat page? Full runway details for MI31 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the MI31 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Prefer one flat list? All MI31 frequencies →
Charts & procedures
No published instrument procedures or Chart Supplement for MI31 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- MI31
- Coordinates
- 43.9001, -85.5162
- Elevation
- 1,055 ft MSL
- Magnetic variation
- 4W
- Sectional chart
- CHICAGO
- Airport use
- Private
- Control tower
- No
- ARTCC
- MINNEAPOLIS (ZMP)
- Flight service (FSS)
- LANSING · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 1956/08
- Distance from city
- 2 N
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
Ownership & management 2 contacts
Remarks FAA · 7 notes
General
- ARPT CLSD NOV-MAR & WHEN SNOW COVD.
- 40 FT TREES IN RWY 18/36 PRI & TRSN SFCS, WEST SIDE.
- 26 FT BLDGS, 195 FT EAST OF RWY 36; +50 FT BLDG, 235 FT EAST OF EXTDD CNTRLN, SOUTH END.
- RWY 18/36: -15 FT DROP OFF/POND, 201 FT DIST, 100 FT L, SOUTH END.
- FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
Runways
- ROUGH SFC; CRACKS IN RWY; CSDRBL AMT OF LOOSE STONES, ROCKS, VEGETATION, & SND ON PAVEMENT.
Obstructions
- +40 FT TREES, 0 FT DIST, 80 FT R.
Nearby airports
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Also nearby: 9C8 Evart Municipal (10 NM) · 7D3 Baldwin Municipal (14 NM) · 95MI Evad Enterprises LLC (private) (15 NM) · 38C Cain Field (18 NM) · 2MI9 Capen (private) (19 NM)
About MI31
Nartron Field (MI31) is an airport in Reed City, MI, at 1,055 ft MSL. It has 1 runway, the longest 4,506 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for MI31, refreshed from the Aviation Weather Center and FAA NASR.
Does MI31 have a control tower?
No. Nartron Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at MI31?
Nartron Field has 1 runway; the longest is 4,506 ft. See the Runways section for headings, surface, and lighting.
Where is MI31?
Nartron Field is in Reed City, MI, at an elevation of 1,055 ft MSL. Coordinates: 43.9001, -85.5162.
More about MI31
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 MI31 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.