WxDecoder

OR59 Weather Trivelpiece Airport

Yamhill, OregonElevation 165 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KMMV · 9 NM S · 58 min old
Ceiling 4,500 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KMMV
WIND
160@9
steady
VISIBILITY
10 SM
16.1 km
CEILING
4,500 ft
lowest BKN/OVC
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 160° at 10 kt, visibility 10 SM, temperature 12C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight light rain, low near 44F, 92% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Wednesday: Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Light Rain 44 SSE 11 kt 18 kt 92%
Monday Light Rain 57/43 S 6 kt – 88%
Tuesday Areas Of Fog then Chance Light Rain 59/41 W 3 kt – 83%
Wednesday Showers And Thunderstorms 55/38 SSW 8 kt – 93% Thunderstorms in the forecast
Thursday Light Rain 54/36 S 5 kt – 81%
Friday Slight Chance Light Rain 54/35 ENE 2 kt – 24%
Saturday Mostly Sunny 57/35 NNE 1 kt – 13%
Sunday Mostly Sunny then Slight Chance Light Rain 58 NNE 1 kt – 9%

Source: National Weather Service (office PQR). Forecast issued 0251Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

OUR HEADSET PICK · NOT SPONSORED

DC

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise canceling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark
RUNWAYS & WIND
Crosswind calculator
No runway layout is available for OR59. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,300 ft

07/25
Dimensions
1,300 x 40 ft
Surface
Turf
RWY 07
RWY 25

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
165 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0110Z 6:10 PM
Sunrise
1443Z 7:43 AM
Loggable night
0141Z (6:41 PM local) → 1413Z (7:13 AM local)
end of evening to start of morning civil twilight
Position lights required
0110Z (6:10 PM local) → 1443Z (7:43 AM local)
sunset to sunrise (91.209)
Night passenger currency
0210Z (7:10 PM local) → 1343Z (6:43 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Trivelpiece Airport is in Yamhill, Oregon. Field elevation 165 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerWENDEL TRIVELPIECE
Manager phone503-662-4505
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAOR59
SectionalSEATTLE
Center (ARTCC)SEATTLE
Flight service (AFSS)MC MINNVILLE
RegionOregon
CountryUnited States
Coordinates45.3315, -123.2070
Distance from city1 NM SW
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

OR59 traffic patterns

2026-10-17 to 2026-10-23, 3 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0.7
AVG OPS/DAY
1.3
Activity trend over 3 days: rising, from 1 to 2 operations per dayOperations trend (3 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX
Piston single 50%Unknown 50%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C152 (Piston single) · ~1 landings/mo
›UNKN (Unknown) · ~1 landings/mo
›SLG2 (Unknown) · ~0 landings/mo
Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

OR59 has no on-field report. Nearest reporting station: KMMV (9 NM S, VFR).

KMMV McMinnville Municipal Airport
9 NM S
VFR
KHIO Portland Hillsboro Airport
17 NM NE
MVFR
KTMK Tillamook Airport
26 NM W
MVFR
KSLE Salem-Willamette Valley Airport/McNary Field
27 NM S
MVFR
KPDX Portland International Airport
30 NM NE
MVFR
KTTD Portland Troutdale Airport
36 NM E
VFR
AIRPORT REMARKS

Operational remarks

›RWY SOFT WHEN WET.
›FOR CD CTC PORTLAND APCH AT 503-493-7545.
›OWNER DESIRES ARPT NOT BE CHARTED
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗OR59 on OurAirports
FREQUENTLY ASKED
Does OR59 have a METAR?
No on-field METAR is issued for OR59. This page uses the nearest reporting station as a reference.
Does OR59 have a TAF?
No TAF is issued directly for OR59. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at OR59?
OR59 sits at 165 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for OR59?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.