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WT89 Tri-State Memorial Hospital EMS Heliport
Clarkston, Washington, USA

GOING TO CLARKSTON?

FAA INFORMATION EFFECTIVE 22 JANUARY 2026

Location

FAA Identifier: WT89
Lat/Long: 46-24-07.5300N 117-03-20.0900W
46-24.125500N 117-03.334833W
46.4020917,-117.0555806
(estimated)
Elevation: 911 ft. / 278 m (estimated)
Time zone: UTC -8 (UTC -7 during Daylight Saving Time)
Zip code: 99403

Heliport Operations

Heliport use: Private use. Permission required prior to landing
Activation date: 11/2011
Control tower: no
ARTCC: SEATTLE CENTER
FSS: SEATTLE FLIGHT SERVICE STATION
Attendance: CONTINUOUS
Wind indicator: yes
Segmented circle: no
Lights: FOR PERI LGTS CALL 509-758-5511.

Heliport Communications

WX ASOS at LWS (2.3 nm SE): 135.575 (208-285-3657)

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
MQGr259/7.8NEZ PERCE VOR/DME114.4520E
PUWr137/17.7PULLMAN VOR/DME117.1520E

Heliport Services

Runway Information

Helipad H1

Dimensions: 40 x 40 ft. / 12 x 12 m
Surface: concrete, in good condition
Runway edge lights: PERI
Latitude: 46-24.125500N
Longitude: 117-03.334833W
Elevation: 911.0 ft.
Traffic pattern: leftleft

Heliport Ownership and Management from official FAA records

Ownership: Privately-owned
Owner: TRI-STATE MEMORIAL HOSPITAL
PO BOX 189
CLARKSTON, WA 99403
Phone 509-758-5511
Manager: MARK HOSINSKI
PO BOX 189
CLARKSTON, WA 99403
Phone 509-758-5511
ADDNL CTC BRYAN SKINNER 509-254-0086; BSKINNER@TSMH.ORG.

Additional Remarks

- FOR CD CTC SEATTLE ARTCC AT 253-351-3694.

Instrument Procedures

There are no published instrument procedures at WT89.

Some nearby airports with instrument procedures:

KLWS - Lewiston/Nez Perce County Airport (2 nm SE)
KPUW - Pullman/Moscow Regional Airport (21 nm N)
KGIC - Idaho County Airport (48 nm SE)
KALW - Walla Walla Regional Airport (54 nm W)
KJSY - Joseph State Airport (63 nm S)
  
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Sectional chart

 
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From to WT89

Sunrise and sunset
Times for 14-Feb-2026
 Local
(UTC-8)		 Zulu
(UTC)
Morning civil twilight06:2314:23
Sunrise06:5414:54
Sunset17:1101:11
Evening civil twilight17:4201:42

Current date and time
Zulu (UTC)  15-Feb-2026 07:09:58
Local (UTC-8)  14-Feb-2026 23:09:58
 
METAR
KLWS 
3nm SE 		150656Z AUTO 00000KT 10SM -RA BR OVC055 05/04 A2996 RMK AO2 RAB00 SLP153 P0001 T00500044
TAF
KLWS 
3nm SE 		150533Z 1506/1606 00000KT P6SM SCT020 OVC060 FM150800 00000KT 5SM -RA OVC020 FM151000 VRB03KT 5SM -RA OVC015 FM151600 00000KT P6SM OVC013 PROB30 1516/1522 6SM -RA FM152200 VRB03KT P6SM BKN015 PROB30 1522/1524 6SM -RA FM160200 13003KT P6SM BKN020 OVC050
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