450
ASUS46 KSEW 181220
RWRWA
WASHINGTON REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SEATTLE WA
400 AM PST THU DEC 18 2025
NOTE:"FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
WAZ507-509-555>559-181300-
SEATTLE, TACOMA, EVERETT, AND VICINITY
CITY SKY/WX TMP DP RH WIND PRES REMARKS
EVERETT CLOUDY 43 39 86 S15G28 29.89F TC 6
6HR MIN TEMP: 43; 6HR MAX TEMP: 44; 6HR PCP: TRACE;
BOEING FIELD LGT RAIN 44 41 89 SE7 29.93F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 45; 6HR PCP: 0.01;
RENTON LGT RAIN 44 41 89 S5 29.93F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 45; 6HR PCP: 0.08;
SEATAC AIRPORT LGT RAIN 43 39 86 SE6 29.91F TC 6
6HR MIN TEMP: 43; 6HR MAX TEMP: 44; 6HR PCP: 0.05;
JBLM-MCCHORD CLOUDY 43 40 89 S6 29.91F TC 6
6HR MIN TEMP: 43; 6HR MAX TEMP: 45;
PUYALLUP CLOUDY 46 36 66 VRB5G12 29.92F TC 8
BREMERTON LGT RAIN 42 42 100 S7 29.91F TC 6
6HR MIN TEMP: 42; 6HR MAX TEMP: 43; 6HR PCP: 0.13;
JBLM-FT LEWIS LGT RAIN 46 37 71 SE13 29.89F TC 8
6HR MIN TEMP: 43; 6HR MAX TEMP: 47; 6HR PCP: TRACE;
TACOMA NARROWS LGT RAIN 45 39 79 S6 29.92F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 45; 6HR PCP: 0.03;
WAZ001-503-506-510-514-515-181300-
NORTH INTERIOR
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLINGHAM LGT RAIN 46 39 76 S20G32 29.84F TC 8
6HR MIN TEMP: 46; 6HR MAX TEMP: 47; 6HR PCP: TRACE;
FRIDAY HARBOR CLOUDY 45 42 89 SE12G24 29.84F TC 7
6HR MIN TEMP: 45; 6HR MAX TEMP: 46; 6HR PCP: TRACE;
EASTSOUND CLOUDY N/A N/A N/A S12G20 29.82F
PORT ANGELES MOCLDY 40 39 97 SE5 N/A TC 4
6HR MIN TEMP: 39; 6HR MAX TEMP: 42; 6HR PCP: TRACE;
EDIZ HOOK MOCLDY N/A N/A N/A CALM 29.83F
PORT TOWNSEND MOCLDY 45 41 87 S12G20 29.82F TC 7
NAS WHIDBEY CLOUDY 46 39 76 S25G36 29.86F TC 8
6HR MIN TEMP: 46; 6HR MAX TEMP: 46;
ARLINGTON LGT RAIN 44 42 93 SE16 29.90F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 46; 6HR PCP: 0.02;
BURLINGTON CLOUDY 45 45 100 SE8G16 29.87F TC 7
WAZ020-022-039-040-504-511-512-181300-
SOUTHWEST INTERIOR
CITY SKY/WX TMP DP RH WIND PRES REMARKS
SHELTON LGT RAIN 43 41 93 SE6 29.89F TC 6
6HR MIN TEMP: 42; 6HR MAX TEMP: 43; 6HR PCP: 0.11;
OLYMPIA LGT RAIN 44 40 85 S13G23 29.92F TC 7
6HR MIN TEMP: 43; 6HR MAX TEMP: 45; 6HR PCP: 0.02;
CHEHALIS DRIZZLE 45 45 100 VRB3 29.92F TC 7
KELSO LGT RAIN 44 41 89 SE5 29.94F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 47; 6HR PCP: 0.03;
VANCOUVER LGT RAIN 44 42 93 SE8 29.97F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 46; 6HR PCP: TRACE;
SCAPPOOSE, OR LGT RAIN 42 40 92 CALM 29.94F TC 6
6HR MIN TEMP: 42; 6HR MAX TEMP: 59;
PORTLAND, OR LGT RAIN 44 41 89 E14 29.95F TC 7
6HR MIN TEMP: 44; 6HR MAX TEMP: 45; 6HR PCP: 0.01;
WAZ021-516-517-181300-
WASHINGTON COAST
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FORKS NOT AVBL
HOQUIAM LGT RAIN 46 43 89 SE15 29.87F TC 8
6HR MIN TEMP: 45; 6HR MAX TEMP: 47; 6HR PCP: 0.20;
ASTORIA, OR LGT RAIN 45 42 89 SE5 29.88F TC 7
6HR MIN TEMP: 45; 6HR MAX TEMP: 46; 6HR PCP: 0.06;
WAZ019-023-024-040-567>569-181300-
CASCADE MOUNTAINS AND COLUMBIA GORGE
CITY SKY/WX TMP DP RH WIND PRES REMARKS
STAMPEDE PASS LGT SNOW 29 29 100 CALM 29.85F VSB 1 TC -2
6HR MIN TEMP: 28; 6HR MAX TEMP: 30; 6HR PCP: 0.01;
TROUTDALE, OR LGT RAIN 43 41 93 VRB5 29.96F TC 6
6HR MIN TEMP: 41; 6HR MAX TEMP: 44; 6HR PCP: 0.01;
HOOD RIVER, OR NOT AVBL
THE DALLES, OR CLOUDY 38 36 92 CALM 30.01F TC 3
6HR MIN TEMP: 35; 6HR MAX TEMP: 39;
WAZ026-027-041>044-520-521-181300-
EAST SLOPES
CITY SKY/WX TMP DP RH WIND PRES REMARKS
OMAK CLOUDY 39 29 67 SW9 29.94F TC 4
6HR MIN TEMP: 36; 6HR MAX TEMP: 39;
WENATCHEE CLOUDY 37 31 78 CALM 29.94F TC 3
6HR MIN TEMP: 37; 6HR MAX TEMP: 41;
ELLENSBURG CLOUDY 35 31 85 NE6 29.94F TC 2
6HR MIN TEMP: 32; 6HR MAX TEMP: 36;
YAKIMA CLOUDY 36 32 85 W7 29.97F TC 2
6HR MIN TEMP: 35; 6HR MAX TEMP: 42;
SUNNYSIDE ARPT CLOUDY 40 35 83 N5 29.98S TC 4
6HR MIN TEMP: 37; 6HR MAX TEMP: 44;
YAKIMA TC CLOUDY 37 31 81 NE3 29.91F TC 3
6HR MIN TEMP: 37; 6HR MAX TEMP: 42;
WAZ028-034-035-181300-
COLUMBIA BASIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
EPHRATA CLOUDY 34 31 88 NE3 29.95F TC 1
6HR MIN TEMP: 32; 6HR MAX TEMP: 36;
MOSES LAKE CLOUDY 37 34 89 SE7 29.96F TC 3
6HR MIN TEMP: 34; 6HR MAX TEMP: 40;
PASCO CLOUDY 43 34 70 SE5 30.00F TC 6
6HR MIN TEMP: 42; 6HR MAX TEMP: 46;
RICHLAND ARPT CLOUDY 45 34 66 SE6 30.00F TC 7
6HR MIN TEMP: 45; 6HR MAX TEMP: 47;
HERMISTON, OR CLOUDY 38 33 82 CALM 29.99F TC 3
6HR MIN TEMP: 38; 6HR MAX TEMP: 41;
WAZ036>038-181300-
NORTHEAST WASHINGTON
CITY SKY/WX TMP DP RH WIND PRES REMARKS
SPOKANE GEIGER CLOUDY 33 30 88 SE6 29.98F TC 1
6HR MIN TEMP: 33; 6HR MAX TEMP: 35;
SPOKANE FELTS CLOUDY 36 31 82 CALM 30.01F TC 2
6HR MIN TEMP: 35; 6HR MAX TEMP: 37;
FAIRCHILD AFB NOT AVBL
COEURDALENE,ID CLOUDY 35 30 82 CALM 30.01F TC 2
6HR MIN TEMP: 33; 6HR MAX TEMP: 35;
DEER PARK CLOUDY 34 30 85 CALM 30.00F TC 1
6HR MIN TEMP: 31; 6HR MAX TEMP: 34;
WAZ029>033-181300-
SOUTHEAST WASHINGTON
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PULLMAN CLOUDY 34 29 82 E6 30.02F TC 1
6HR MIN TEMP: 33; 6HR MAX TEMP: 36;
LEWISTON, ID CLOUDY 39 28 64 E10 30.02F TC 4
6HR MIN TEMP: 39; 6HR MAX TEMP: 44;
WALLA WALLA CLOUDY 41 30 65 NW8 29.97F TC 5
6HR MIN TEMP: 41; 6HR MAX TEMP: 47;
PENDLETON, OR CLOUDY 37 30 75 NW5 29.97F TC 3
6HR MIN TEMP: 36; 6HR MAX TEMP: 41;
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