993  
ASUS46 KSEW 170720  
RWRWA  
 
WASHINGTON REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE SEATTLE WA  
1200 AM PDT THU SEP 17 2026  
 
NOTE:"FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.  
 
WAZ507-509-555>559-170800-  
SEATTLE, TACOMA, EVERETT, AND VICINITY  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
EVERETT CLEAR 58 52 80 N6 30.08F TC 14  
BOEING FIELD CLEAR 63 52 67 CALM 30.06S TC 17  
RENTON CLEAR 63 56 78 N5 30.05F TC 17  
SEATAC AIRPORT CLEAR 62 54 74 N8 30.07S TC 17  
JBLM-MCCHORD CLEAR 55 51 86 CALM 30.05S TC 13  
PUYALLUP CLEAR 54 54 100 CALM 30.07S TC 12  
BREMERTON CLEAR 60 50 69 NE7 30.07S TC 16  
JBLM-FT LEWIS CLEAR 56 49 78 CALM 30.03S TC 13  
TACOMA NARROWS CLEAR 61 51 70 CALM 30.06S TC 16  
 
 
WAZ001-503-506-510-514-515-170800-  
NORTH INTERIOR  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BELLINGHAM CLEAR 53 51 93 CALM 30.07S TC 12  
FRIDAY HARBOR CLEAR 54 50 86 CALM 30.08F TC 12  
EASTSOUND CLEAR 55 54 94 CALM 30.08S TC 13  
PORT ANGELES CLEAR 51 42 71 CALM 30.08S TC 11  
EDIZ HOOK CLEAR 53 53 99 CALM 30.08S TC 12  
PORT TOWNSEND CLEAR 48 46 93 CALM 30.06F TC 9  
NAS WHIDBEY CLEAR 49 47 93 E5 30.08S TC 9  
ARLINGTON CLEAR 52 51 97 CALM 30.08S TC 11  
BURLINGTON CLEAR 55 52 88 N5 30.08S TC 13  
 
 
WAZ020-022-039-040-504-511-512-170800-  
SOUTHWEST INTERIOR  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SHELTON CLEAR 50 49 96 CALM 30.04F TC 10  
OLYMPIA CLEAR 53 48 83 CALM 30.06S TC 12  
CHEHALIS CLEAR 55 55 100 CALM 30.05S TC 13  
KELSO CLEAR 58 52 80 CALM 30.04S TC 14  
VANCOUVER CLEAR 61 51 70 CALM 30.02S TC 16  
SCAPPOOSE, OR CLEAR 67 48 50 N5 30.00S TC 19  
PORTLAND, OR CLEAR 65 55 70 NW3 30.00F TC 18  
 
 
WAZ021-516-517-170800-  
WASHINGTON COAST  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
FORKS CLEAR 51 49 92 CALM 30.06S TC 11  
HOQUIAM CLEAR 56 54 93 E3 30.05S TC 13  
ASTORIA, OR CLEAR 55 53 93 SE3 30.01F TC 13  
 
 
WAZ019-023-024-040-567>569-170800-  
CASCADE MOUNTAINS AND COLUMBIA GORGE  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
STAMPEDE PASS CLEAR 50 41 71 CALM 30.17S TC 10  
TROUTDALE, OR CLEAR 58 51 78 CALM 30.00S TC 14  
HOOD RIVER, OR CLEAR 54 46 76 S3 30.04S TC 12  
THE DALLES, OR CLEAR 59 47 64 E5 30.02S TC 15  
 
 
WAZ026-027-041>044-520-521-170800-  
EAST SLOPES  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
OMAK CLEAR 61 48 62 N13 30.12S TC 16  
WENATCHEE CLEAR 59 46 62 W7 30.09S HAZE TC 15  
ELLENSBURG CLEAR 49 44 83 SE5 30.09F TC 9  
YAKIMA CLEAR 52 46 80 W6 30.07F TC 11  
SUNNYSIDE ARPT CLEAR 59 49 68 CALM 30.04S TC 15  
YAKIMA TC FAIR 60 46 58 CALM 30.03F TC 16  
 
 
WAZ028-034-035-170800-  
COLUMBIA BASIN  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
EPHRATA CLEAR 63 43 48 NW8 30.06S TC 17  
MOSES LAKE CLEAR 54 46 74 N6 30.07R TC 12  
PASCO CLEAR 55 49 80 NW7 30.02S TC 13  
RICHLAND ARPT CLEAR 61 49 64 CALM 30.03S TC 16  
HERMISTON, OR CLEAR 59 48 67 SW5 30.01F TC 15  
 
 
WAZ036>038-170800-  
NORTHEAST WASHINGTON  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
SPOKANE GEIGER CLEAR 59 44 57 NE6 30.09S TC 15  
SPOKANE FELTS CLEAR 53 46 77 CALM 30.08F TC 12  
FAIRCHILD AFB CLEAR 58 44 59 N7 30.08S TC 15  
COEURDALENE,ID CLEAR 57 46 66 NE9 30.10F TC 14  
DEER PARK CLEAR 51 45 79 NE8 30.09F TC 11  
 
 
WAZ029>033-170800-  
SOUTHEAST WASHINGTON  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
PULLMAN CLEAR 52 45 77 CALM 30.07S TC 11  
LEWISTON, ID CLEAR 62 48 60 CALM 30.01S TC 17  
WALLA WALLA CLEAR 59 49 69 SE5 30.02S TC 15  
PENDLETON, OR CLEAR 57 48 72 SE6 30.03F TC 14  
 
 
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