Riverside

Price Creek

Horse Heaven

Nisqually on I-5 @ MP 116

Knapps Tunnel

Sellards Road on SR 221

Loup Loup Pass on SR 20

Dodson Road

Seibert Creek Bridge

Quincy Rest Area

US-195 @ Spangle

Dryden Road

Manastash Ridge Westbound

Alpowa Summit

Rock Candy Mountain

SR 395 Ritzville

Blaine @ SR 543 MP 0

Lake Samish Park and Ride

Zillah

Snoqualmie River Bridge

Maryhill

SR 395 @ Hasting Rd.

Paradise Point on I-5@ MP 18.5

Satus Pass

Sherman Pass

SB I-5 144th

Stevens Pass

130th Street

White Pass Summit

Tyler Road (SR 904 Inter)

TATOOSH ISLAND

Clayton Rd

KM Mountain

Vantage

MEACHAM MEACHAM

WHIDBEY ISLAND NAVAL AIR STATION

BREMERTON NATIONAL AUTOMATIC WEATHER OBSERVING / REPORTING SYSTEM

ASTORIA ASTORIA REGIONAL AIRPORT

COEUR DALENE AUTOMATIC WEATHER OBSERVING / REPORTING SYSTEM

Pt. Grenville

PENDLETON EASTERN OREGON REGIONAL AT PENDLETON AIRPORT

PORTLAND PORTLAND INTERNATIONAL AIRPORT

PULLMAN / MOSCOW PULLMAN / MOSCOW REGIONAL AIRPORT

PORTLAND PORTLAND-HILLSBORO AIRPORT

MCMINNVILLE MCMINNVILLE MUNICIPAL AIRPORT

WALLA WALLA WALLA WALLA REGIONAL AIRPORT

AURORA AURORA STATE AIRPORT

QUILLAYUTE QUILLAYUTE STATE AIRPORT

THE DALLES THE DALLES MUNICIPAL AIRPORT

QUEETS

CHEHALIS AIRPORT

TILLAMOOK AIRPORT

Cosmopolis Hill

Cape Horn

Heckelville Shed

HANFORD

BUOY COLUMBIA RIVER BAR

Blue Lake @ SR 17 MP 90.3