WxDecoder

1WT6 Weather Overlake Hospital EMS Heliport

Bellevue, WashingtonElevation 165 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KBFI · 7 NM SW · 41 min old
Ceiling 7,000 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KBFI
WIND
100@3
steady
VISIBILITY
10 SM
16.1 km
CEILING
7,000 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 88° at 4 kt, temperature 8.33C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests tonight chance light rain, low near 45F, 44% 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 Chance Light Rain 45 ENE 2 kt – 44%
Monday Chance Light Rain 57/47 ENE 2 kt – 50%
Tuesday Light Rain Likely 57/45 SSW 7 kt – 91%
Wednesday Showers And Thunderstorms 54/42 S 8 kt – 91% Thunderstorms in the forecast
Thursday Light Rain Likely 52/39 S 4 kt – 66%
Friday Slight Chance Light Rain 53/37 NNE 3 kt – 18%
Saturday Mostly Sunny 54/38 NE 2 kt – 5%
Sunday Partly Sunny 55 SE 2 kt – 14%

Source: National Weather Service (office SEW). Forecast issued 0134Z.

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 1WT6. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 40 ft

H1
Dimensions
40 x 40 ft
Surface
Concrete
Edge lights
PERI
RWY H1

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
0102Z 6:02 PM
Sunrise
1443Z 7:43 AM
Loggable night
0134Z (6:34 PM local) → 1411Z (7:11 AM local)
end of evening to start of morning civil twilight
Position lights required
0102Z (6:02 PM local) → 1443Z (7:43 AM local)
sunset to sunrise (91.209)
Night passenger currency
0202Z (7:02 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

Overlake Hospital EMS Heliport is in Bellevue, Washington. Field elevation 165 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerTHOMAS MARTIJA
Manager phone(425) 688-5956
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATA1WT6
SectionalSEATTLE
Center (ARTCC)SEATTLE
Flight service (AFSS)SEATTLE
RegionWashington
CountryUnited States
Coordinates47.6217, -122.1878
SERVICES & LIGHTING
Control towerNon-towered
Field lightingSee remarks
AIRCRAFT ACTIVITY

1WT6 traffic patterns

2026-07-01 to 2026-09-09, 5 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1.7
AVG OPS/DAY
1.7
Activity trend over 3 days: rising, from 1 to 2 operations per dayOperations trend (3 days)

Busiest day: Tue · Busiest month: Sep

FLEET MIX
Piston single 33%Unknown 33%Helicopter 33%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (Piston single) · ~2 landings/mo
›UNKN (Unknown) · ~2 landings/mo
›B429 (Helicopter) · ~1 landings/mo
›EC35 (Helicopter) · ~1 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

1WT6 has no on-field report. Nearest reporting station: KBFI (7 NM SW, VFR).

KBFI King County International Airport - Boeing Field
7 NM SW
VFR
KRNT Renton Municipal Airport
8 NM S
VFR
KSEA Seattle–Tacoma International Airport
12 NM SW
VFR
KPAE Seattle Paine Field International Airport
18 NM N
VFR
KPWT Bremerton National Airport
25 NM W
VFR
KTIW Tacoma Narrows Airport
27 NM SW
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC SEATTLE APCH AT 206-214-4794.
›DAWN-DUSK
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗1WT6 on OurAirports
FREQUENTLY ASKED
Does 1WT6 have a METAR?
No on-field METAR is issued for 1WT6. This page uses the nearest reporting station as a reference.
Does 1WT6 have a TAF?
No TAF is issued directly for 1WT6. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 1WT6?
1WT6 sits at 165 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 1WT6?
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.