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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) VFR
2:55 PM PST  
Light Rain
Overcast 12,000'
Broken 9,500'
Scattered 7,000'
10sm
37°F
35°F
29.79"Hg
Calm
AO2 T00250018
METAR KS52 162255Z AUTO 00000KT 10SM -RA SCT070 BKN095 OVC120 03/02 A2979 RMK AO2 T00250018
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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)
Tue, 12/16 10:40 AM PST
Tue, 12/16 11:00 AM PST - Tue, 12/16 11:00 PM PST
VFR
11:00 AM PST - 1:00 PM PST
Scattered 12,000'
6sm
140° 7kts
VFR
1:00 PM PST - 11:00 PM PST
Broken 6,000'
Scattered 2,000'
6sm
180° 12kts
Gusts 22kts
MVFR
Temporary 1:00 PM PST - 11:00 PM PST
Light Showers and Rain
Overcast 6,000'
Broken 2,000'
6sm
Calm
TAF CYYF 161840Z 1619/1707 14007KT P6SM SCT120
   FM162100 18012G22KT P6SM SCT020 BKN060
   TEMPO 1621/1707 P6SM -SHRA BKN020 OVC060 RMK NXT FCST BY 170100Z
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.