Swiderski Field

MN85 · Onamia, MN · 1,250 ft elevation

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: MN85
Coordinates: 46.0333, -93.6614
Elevation: 1,250 ft MSL

Detailed FAA facility data isn't available for this airport.

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	04:45 AM	09:45Z
Sunrise	05:24 AM	10:24Z
Sunset	09:09 PM	02:09Z
Evening civil twilight Loggable night begins	09:48 PM	02:48Z

Loggable night (§1.1)

09:48 PM → 04:45 AM

Night currency (§61.57)

10:09 PM → 04:24 AM

Plan a flight from MN85

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 18
Pattern: left (turns left)
TPA: 2,300 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy 18 at 2,300 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 18/36

2,500 ft × 50 ft · TURF

Heading: n/a

Heading: n/a

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

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

Runway	Length	Your margin
18/36	2,500 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
BRD · Brainerd	VORTAC	116.90	r138° / 24.2 NM
RYM · Camp Ripley	TACAN	111.10	r094° / 29.1 NM
STC · Saint Cloud	VOR-DME	112.10	r027° / 33.5 NM

VFR sectional

Open MN85 on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for MN85. VFR sectional link above.

No published services or facility detail for MN85.

Nearby airports

MY66 · North Star Ranch AirportPrivate (8 NM)MY72 · Isle Private AirportPrivate (11 NM)MY15 · Kastanek AirportPrivate (14 NM)18Y · Milaca Municipal Airport (16 NM)KJMR · Mora Municipal Airport (19 NM)7MN4 · Mille Lacs Lake Resort AirportPrivate (19 NM)

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 MN85 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.

About MN85

Swiderski Field (MN85) is an airport in Onamia, MN, at 1,250 ft MSL. It has 1 runway, the longest 2,500 ft. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for MN85, refreshed from the Aviation Weather Center and FAA NASR.

What is the longest runway at MN85?

Swiderski Field has 1 runway; the longest is 2,500 ft. See the Runways tab for headings, surface, and lighting.

Where is MN85?

Swiderski Field is in Onamia, MN, at an elevation of 1,250 ft MSL. Coordinates: 46.0333, -93.6614.

Fly out of MN85 often?

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