Mach-O Acres Airport Private

98OR · Sheridan, OR · Non-towered · Print kneeboard

Elevation
435 ft MSL
Longest runway
1,300 ft 17/35
Runway
1
Mag var
19E

Nearby now

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-04 · night begins 09:10 PM
EventLocal (PDT)UTC
Morning civil twilight
Loggable night ends
05:28 AM12:28Z
Sunrise06:02 AM13:02Z
Sunset08:37 PM03:37Z
Evening civil twilight
Loggable night begins
09:10 PM04:10Z
Loggable night (§1.1)
09:10 PM → 05:28 AM
Night currency (§61.57)
09:37 PM → 05:02 AM

Plan a flight from 98OR

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

5,000 ftNMNxw 061°downwind 331°base 241°final 151°45° entry1735

RWY 17LEFT traffic

Heading
151° mag · 170° true
Dimensions
1,300 × 50 ft
TPA
1,400 ft MSL (≈1,000 AGL) · standard
Surface
Turf

Enter the left downwind (heading 331°) on the 45° at 1,400 ft MSL (≈1,000 AGL).

Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)

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

Prefer one flat page? Full runway details for 98OR → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 98OR kneeboard →

Comms & NavAids

Nearby navigation aids

UBG 117.40 · CBU 109.20
NavAidTypeFreq · chRangeRadial / Dist magnetic
UBG · Newberg VOR/DME 117.40 · 121X High r220° / 19 NM
CBU · Columbia TACAN 109.20 · 29X r219° / 39.6 NM

Charts & procedures

No published instrument procedures or Chart Supplement for 98OR — open it on the VFR sectional →

Airport info

Airport information

FAA LID
98OR
Coordinates
45.1990, -123.3700
Elevation
435 ft MSL
Magnetic variation
19E
Sectional chart
SEATTLE
Airport use
Private
Control tower
No
ARTCC
SEATTLE (ZSE)
Flight service (FSS)
MC MINNVILLE · 1-800-WX-BRIEF
Attendance
ALL ALL
Segmented circle
No
Wind indicator
yes
Activated
1988/05
Distance from city
7 N
Ownership & management 2 contacts
Owner
GORDY GOURDIN
8250 SW GOPHER VALLEY ROAD, SHERIDAN, OR
(503) 843-2408
Manager
GORDY GOURDIN
8250 SW GOPHER VALLEY ROAD, SHERIDAN, OR
503-843-2408
Remarks FAA · 5 notes

General

  • LAND TO NORTH; TAKEOFF TO SOUTH.
  • 80' TREES 500' FROM APPR END RW 17 1.5% DOWNSLOPE RW 17
  • PPR: CONTACT ARPT MGR PRIOR TO LDG FOR RWY COND.
  • FOR CD CTC PORTLAND APCH AT 503-493-7545.

Runways

  • 17/35 HAS REFLECTOR MARKERS.

Nearby airports

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Also nearby: OG23 Poverty Hollow Airport (private) (3 NM) · OG44 Miss Kittys Strip Airport (private) (6 NM) · OR05 Flying M Airport (private) (10 NM) · 67OG George Airport (private) (10 NM) · 18OR Red's Field (private) (10 NM)

About 98OR

Mach-O Acres Airport (98OR) is an airport in Sheridan, OR, at 435 ft MSL. It has 1 runway, the longest 1,300 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 98OR, refreshed from the Aviation Weather Center and FAA NASR.

Does 98OR have a control tower?

No. Mach-O Acres Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at 98OR?

Mach-O Acres Airport has 1 runway; the longest is 1,300 ft. See the Runways section for headings, surface, and lighting.

Where is 98OR?

Mach-O Acres Airport is in Sheridan, OR, at an elevation of 435 ft MSL. Coordinates: 45.1990, -123.3700.

Fly out of 98OR often?

Save 98OR 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.

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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 98OR 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.