WxDecoder

25U Weather Memaloose Airport

Imnaha, OregonElevation 6,708 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KGIC · 39 NM NE · 17 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KGIC
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
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 calm, temperature 2.22C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 40F, 3% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 40 S 17 kt 24 kt 3%
Monday Rain And Snow Showers 43/34 SW 13 kt 20 kt 89%
Tuesday Chance Snow Showers 36/32 SW 11 kt 17 kt 26%
Wednesday Chance Snow Showers 37/29 S 16 kt – 33%
Thursday Partly Sunny then Slight Chance Snow Showers 38/29 S 4 kt – 27%
Friday Chance Snow Showers 35/28 W 3 kt – 30%
Saturday Chance Snow Showers 37/30 S 3 kt – 45%
Sunday Chance Snow Showers 39 W 3 kt – 52%

Source: National Weather Service (office PDT). Forecast issued 0252Z.

Radar

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

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RUNWAYS & WIND
1 runway
NESW1735
WIND
No on-field weather data
No reporting weather station on the field, so wind components cannot be computed. See nearby stations below.
RUNWAYS

Runway detail & declared distances

1 runway · longest 3,300 ft

17/35
Dimensions
3,300 x 120 ft
Surface
Dirt (fair)
RWY 17192°T
Traffic patternRight
RWY 3512°T
Traffic patternRight

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
6,708 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0044Z 5:44 PM
Sunrise
1417Z 7:17 AM
Loggable night
0115Z (6:15 PM local) → 1347Z (6:47 AM local)
end of evening to start of morning civil twilight
Position lights required
0044Z (5:44 PM local) → 1417Z (7:17 AM local)
sunset to sunrise (91.209)
Night passenger currency
0144Z (6:44 PM local) → 1317Z (6:17 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

Memaloose Airport is in Imnaha, Oregon. Field elevation 6,708 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerBRANDON CULLEY-UNIT AVIATION OFFICE
Manager phone541-963-7171
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA25U
SectionalGREAT FALLS
Center (ARTCC)SEATTLE
Flight service (AFSS)MC MINNVILLE
RegionOregon
CountryUnited States
Coordinates45.4277, -116.6940
Distance from city10 NM SE
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.900
FREQUENCIES

Communications

122.900
CTAF
CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

25U has no on-field report. Nearest reporting station: KGIC (39 NM NE, VFR).

KGIC Idaho County Airport
39 NM NE
VFR
KMYL McCall Municipal Airport
41 NM SE
VFR
KLGD La Grande/Union County Airport
56 NM W
VFR
KLWS Lewiston Nez Perce County Airport
58 NM N
VFR
KBKE Baker City Municipal Airport
59 NM SW
VFR
KALW Walla Walla Regional Airport
78 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›NO LINE OF SIGHT BTN RY ENDS.
›LIVESTOCK AND WILDLIFE ON & INVOF ARPT.
›RY 35 EXPECT DOWNDRAFTS ON SHORT FINAL DUE TO SHEER DROP IN TERRAIN.
›ESTABD PRIOR TO 1959.
›LOOSE 3 IN - 6 IN ROCKS ON RWY; RWY FAIR DEFINED FOR GRVL TURF RWY. SOUTH 1000 FT RUF & OVERGROWN WITH WEEDS.
›THLD MKD BY WHITE ROCKS ACROSS RY END.
›FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
›CLSD WINTERS
›EARLY SPRING: DAMP SOFT SPOT ON NORTH END OF RWY; LAND LONG TO SOUTH.
›RY 35 HAS 9 INCH BERM ALONG L SHOULDER 500 FT.
›RY 17 SLOPES UP 2.5 % TO SOUTH.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗Wikipedia
↗25U on OurAirports
FREQUENTLY ASKED
Does 25U have a METAR?
No on-field METAR is issued for 25U. This page uses the nearest reporting station as a reference.
Does 25U have a TAF?
No TAF is issued directly for 25U. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 25U?
25U sits at 6,708 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 25U?
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.