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LOST RIVER - Airport Diagram
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W12
LOST RIVER
PublicPUB

5 miles NW of MAZAMA, WA
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LiveATC.net: Live Air Traffic - From Their Headsets to You
Operational
48° 38' 59"N 120° 30' 07"W
2415' MSL
3415' MSL
21E
None Listed
SEATTLE (SEA)
SEATTLE
SEATTLE (ZSE)
11/27/25-12/25/25
KS52 (19nm) MVFR
11:15 PM PST  
Overcast 1,100'
10sm
33°F
30°F
30.14"Hg
Calm
AO2 T00041009
METAR KS52 050715Z AUTO 00000KT 10SM OVC011 00/M01 A3014 RMK AO2 T00041009
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No communication frequencies available for this airport.

FAA A/FD Pages

Airport Diagrams

  • No Documents

Airport Minimums

  • No Documents

Departure Procedures

  • No Documents

Hotspot

  • No Documents

Standard Term. Arrival

  • No Documents

Instrument Approach

  • No Documents

Terminal Area Forecast

CYYF (60nm)
Thu, 12/4 10:42 PM PST
Thu, 12/4 11:00 PM PST - Fri, 12/5 11:00 AM PST
VFR
11:00 PM PST - 8:00 AM PST
Broken 4,000'
Scattered 1,500'
Scattered 800'
6sm
170° 8kts
IFR
Temporary 11:00 PM PST - 8:00 AM PST
Light Rain and Mist
Broken 1,500'
Broken 800'
3sm
Calm
MVFR
8:00 AM PST - 11:00 AM PST
Light Snow
Overcast 1,500'
Scattered 800'
6sm
170° 12kts
Gusts 22kts
IFR
Temporary 8:00 AM PST - 11:00 AM PST
Light Rain and Snow and Mist
Broken 800'
3sm
Calm
TAF CYYF 050642Z 0507/0519 17008KT P6SM SCT008 SCT015 BKN040
   TEMPO 0507/0516 3SM -RA BR BKN008 BKN015
   FM051600 17012G22KT P6SM -SN SCT008 OVC015
   TEMPO 0516/0519 3SM -RASN BR BKN008 RMK NXT FCST BY 051300Z
W12
No NOTAM Available
No
UNATNDD
LOST RIVER ARPT ASSOC
16 MERCER ROAD
MAZAMA, WA 98833
Phone: (206) 321-2447
PATRICIA HEGLUND
2 MERCER ROAD
MAZAMA, WA 98833
Phone: 608-317-7850
SEATTLE FSS (SEA)
Toll Free: 1-800-WX-BRIEF
SEA
--
--
N/A
Yes
No
No
None
NOT a Landing Rights Airport
NOT an Airport of Entry
None
None
None
None
None

Runway 11/29

3150 ft. x 85 ft.
TURF GRVL  
Fair 
NONE 
 
 
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-- 
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  Runway 11 Runway 29
True Heading Not ListedNot Listed
Traffic Pattern Right
Markings NONE
Markings Condition
Latitude N/A N/A
Longitude N/A N/A
Elevation -- --
Threshold Crossing Height -- --
Visual Glide Path Angle -- --
Visual Slope Indicator -- --
Approach Lights
Centerline Lights
Runway End Identifier Lights
A110-1ARPT CLSD 1 NOV THRU 1 APR.
A110-2WATCH FOR VEHICLES AND PEDESTRIANS ON RWY.
A110-3ACCESS ROADS BOTH SIDE OF RWY IN PRIM SFC, VEHICLES CROSS RWY AT VARIOUS LOCATIONS, PRIMARILY AT RWY ENDS.
A110-4FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
LOST RIVER (IATA: W12) is a public airport located in MAZAMA, WA.