544  
ASUS46 KSEW 180820  
RWRWA  
 
WASHINGTON REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE SEATTLE WA  
100 AM PDT FRI SEP 18 2026  
 
NOTE:"FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.  
 
WAZ507-509-555>559-180900-  
SEATTLE, TACOMA, EVERETT, AND VICINITY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
EVERETT CLEAR 60 52 74 E6 30.09R TC 16  
BOEING FIELD CLEAR 60 54 80 CALM 30.07R TC 16  
RENTON CLEAR 58 54 86 CALM 30.07R TC 14  
SEATAC AIRPORT CLEAR 60 53 77 CALM 30.08R TC 16  
JBLM-MCCHORD CLEAR 52 49 91 S3 30.08R TC 11  
PUYALLUP DRIZZLE 54 54 100 CALM 30.10R TC 12  
BREMERTON CLEAR 52 50 93 CALM 30.09R TC 11  
JBLM-FT LEWIS CLEAR 54 49 85 E6 30.06R TC 12  
TACOMA NARROWS CLEAR 60 53 77 W5 30.08R TC 16  
 
 
WAZ001-503-506-510-514-515-180900-  
NORTH INTERIOR  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BELLINGHAM CLEAR 49 48 97 CALM 30.07R TC 9  
FRIDAY HARBOR CLEAR 52 50 93 CALM 30.08R TC 11  
EASTSOUND CLEAR 52 52 100 CALM 30.07R TC 11  
PORT ANGELES CLEAR 50 46 86 CALM 30.08R TC 10  
EDIZ HOOK CLEAR 52 51 95 S3 30.08R TC 11  
PORT TOWNSEND PTCLDY 46 46 100 CALM 30.07R TC 8  
NAS WHIDBEY CLEAR 50 48 93 SE6 30.08R TC 10  
ARLINGTON CLEAR 51 51 100 S3 30.09R TC 11  
BURLINGTON CLEAR 55 52 88 CALM 30.08R TC 13  
 
 
WAZ020-022-039-040-504-511-512-180900-  
SOUTHWEST INTERIOR  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SHELTON CLOUDY 57 55 93 W10 30.08R TC 14  
OLYMPIA CLEAR 52 50 93 CALM 30.09R TC 11  
CHEHALIS CLEAR 55 55 100 CALM 30.11R TC 13  
KELSO CLOUDY 59 55 87 CALM 30.13R TC 15  
VANCOUVER CLEAR 63 48 58 N3 30.12R TC 17  
SCAPPOOSE, OR CLEAR 57 48 72 CALM 30.09R TC 14  
PORTLAND, OR CLEAR 61 51 70 CALM 30.10R TC 16  
 
 
WAZ021-516-517-180900-  
WASHINGTON COAST  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
FORKS FOG 49 49 100 CALM 30.09R VSB 1 TC 9  
HOQUIAM CLOUDY 60 56 86 SW9 30.11R TC 16  
ASTORIA, OR CLOUDY 59 54 83 S5 30.13R TC 15  
 
 
WAZ019-023-024-040-567>569-180900-  
CASCADE MOUNTAINS AND COLUMBIA GORGE  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
STAMPEDE PASS CLEAR 50 47 89 SW3 30.17R TC 10  
TROUTDALE, OR CLEAR 63 53 70 CALM 30.10R TC 17  
HOOD RIVER, OR PTCLDY 63 52 67 CALM 30.05S TC 17  
THE DALLES, OR PTCLDY 64 48 56 CALM 30.01S TC 18  
 
 
WAZ026-027-041>044-520-521-180900-  
EAST SLOPES  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OMAK CLEAR 56 42 59 NE3 30.03R TC 13  
WENATCHEE PTCLDY 63 45 51 W7 30.01S TC 17  
ELLENSBURG PTCLDY 50 46 86 CALM 30.05S TC 10  
YAKIMA PTCLDY 54 48 80 NW7 30.04S TC 12  
SUNNYSIDE ARPT PTCLDY 58 51 78 NW3 30.02F TC 15  
YAKIMA TC FAIR 57 48 72 E3 30.00S TC 14  
 
 
WAZ028-034-035-180900-  
COLUMBIA BASIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
EPHRATA PTCLDY 55 49 80 N7 30.02S TC 13  
MOSES LAKE PTCLDY 51 47 86 N7 30.02S TC 11  
PASCO MOCLDY 59 51 75 CALM 30.00F TC 15  
RICHLAND ARPT MOCLDY 65 51 61 SE5 29.99F TC 18  
HERMISTON, OR PTCLDY 55 52 89 S5 30.01S TC 13  
 
 
WAZ036>038-180900-  
NORTHEAST WASHINGTON  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SPOKANE GEIGER MOCLDY 59 46 62 SW7 30.07F TC 15  
SPOKANE FELTS PTCLDY 61 47 59 SW5 30.08R TC 16  
FAIRCHILD AFB PTCLDY 58 47 66 SW6 30.06S TC 14  
COEURDALENE,ID PTCLDY 59 48 67 S8 30.08S TC 15  
DEER PARK PTCLDY 54 47 77 S5 30.08R TC 12  
 
 
WAZ029>033-180900-  
SOUTHEAST WASHINGTON  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PULLMAN PTCLDY 51 46 83 N5 30.09S TC 11  
LEWISTON, ID CLEAR 57 49 74 SE6 30.06R TC 14  
WALLA WALLA PTCLDY 59 49 69 E7 30.04R TC 15  
PENDLETON, OR PTCLDY 53 49 86 E7 30.05R TC 12  
 
 
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