WxDecoder

40WA Weather Signal Peak Lookout Heliport

White Swan, WashingtonElevation 5,111 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KYKM · 32 NM NE · More than 1 hour old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KYKM
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 -0.56C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon rain showers likely, high near 42F, low near 32F, 57% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
This Afternoon Rain Showers Likely 42/32 S 3 kt – 57%
Monday Chance Rain And Snow Showers 41/34 SW 4 kt – 46%
Tuesday Mostly Sunny then Slight Chance Rain Showers 41/33 W 8 kt 20 kt 79%
Wednesday Rain And Snow Showers 36/30 SW 15 kt – 79%
Thursday Snow Showers Likely 35/28 SW 5 kt – 56%
Friday Chance Snow Showers 35/27 W 3 kt – 41%
Saturday Mostly Sunny 38/28 N 4 kt – 14%

Source: National Weather Service (office PDT). Forecast issued 2154Z.

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
Crosswind calculator
No runway layout is available for 40WA. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 32 ft

H1
Dimensions
32 x 32 ft
Surface
Concrete (fair)
RWY H1
Traffic patternLeft

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
5,111 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0101Z 6:01 PM
Sunrise
1436Z 7:36 AM
Loggable night
0131Z (6:31 PM local) → 1405Z (7:05 AM local)
end of evening to start of morning civil twilight
Position lights required
0101Z (6:01 PM local) → 1436Z (7:36 AM local)
sunset to sunrise (91.209)
Night passenger currency
0201Z (7:01 PM local) → 1336Z (6:36 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

Signal Peak Lookout Heliport is in White Swan, Washington. Field elevation 5,111 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerFOREST MANAGER
Manager phone509-865-2255
AttendedMAY-SEP ALL, DALGT
CHARTS & AIRSPACE
ICAO / IATA40WA
SectionalSEATTLE
Center (ARTCC)SEATTLE
Flight service (AFSS)SEATTLE
RegionWashington
CountryUnited States
Coordinates46.2332, -121.1350
Distance from city26 NM SW
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

40WA has no on-field report. Nearest reporting station: KYKM (32 NM NE, VFR).

KYKM Yakima Air Terminal McAllister Field
32 NM NE
VFR
KDLS Columbia Gorge Regional Airport
37 NM S
VFR
KELN Bowers Field
54 NM NE
VFR
KTTD Portland Troutdale Airport
67 NM SW
MVFR
KPDX Portland International Airport
72 NM SW
MVFR
KKLS Southwest Washington Regional Airport
74 NM W
MVFR
AIRPORT REMARKS

Operational remarks

›NON COMPLIANCE WITH FAR 157.
›USE RESTRICTED TO BUREAU INDIAN AFFAIRS & YAKIMA INDIAN NATION FOR FIRE SUPPRESSION
›FOR CD CTC SEATTLE ARTCC AT 253-351-3694.
›BLDGS & TREES NW, N & NE.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗40WA on OurAirports
FREQUENTLY ASKED
Does 40WA have a METAR?
No on-field METAR is issued for 40WA. This page uses the nearest reporting station as a reference.
Does 40WA have a TAF?
No TAF is issued directly for 40WA. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 40WA?
40WA sits at 5,111 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 40WA?
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.