Regional Weather Roundup
Issued by NWS

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634
ASUS46 KSEW 151110
RWRWA

WASHINGTON REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SEATTLE WA
400 AM PDT TUE SEP 15 2026

NOTE:"FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

WAZ507-509-555>559-151200-
SEATTLE, TACOMA, EVERETT, AND VICINITY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
EVERETT        CLOUDY    54  51  90 N3        30.04F TC  12
BOEING FIELD   MOCLDY    57  53  86 E3        30.02F TC  14
RENTON         MOCLDY    56  53  90 CALM      30.03S TC  13
SEATAC AIRPORT CLOUDY    56  53  90 NE6       30.03S TC  13
JBLM-MCCHORD   MOCLDY    53  51  94 S3        30.02S TC  11
PUYALLUP       CLOUDY    55  54  94 CALM      30.03S TC  13
BREMERTON      MOCLDY    51  51 100 CALM      30.04S TC  11
JBLM-FT LEWIS  MOCLDY    54  51  89 CALM      30.00S TC  12
TACOMA NARROWS MOCLDY    55  51  86 CALM      30.02F TC  13
$$

WAZ001-503-506-510-514-515-151200-
NORTH INTERIOR

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BELLINGHAM     LGT RAIN  56  52  86 CALM      30.03S TC  13
FRIDAY HARBOR  CLOUDY    53  50  89 CALM      30.04S TC  12
EASTSOUND      CLOUDY    57  50  77 SE3       30.02F TC  14
PORT ANGELES   MOCLDY    51  49  92 CALM      30.04F TC  11
EDIZ HOOK      CLOUDY    52  52 100 W5        30.04F TC  11
PORT TOWNSEND  CLOUDY    59  52  77 CALM      30.02F TC  15
NAS WHIDBEY    CLOUDY    54  52  93 SW5       30.04S TC  12
ARLINGTON      CLOUDY    53  53 100 N5        30.04F TC  12
BURLINGTON     CLOUDY    54  52  94 CALM      30.04S TC  12
$$

WAZ020-022-039-040-504-511-512-151200-
SOUTHWEST INTERIOR

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SHELTON        CLOUDY    51  50  96 CALM      30.02S TC  11
OLYMPIA        MOCLDY    51  50  96 W3        30.03F TC  11
CHEHALIS       MOCLDY    52  52 100 CALM      30.04S TC  11
KELSO          MOCLDY    53  50  89 CALM      30.04F TC  12
VANCOUVER      PTCLDY    54  50  86 CALM      30.04S TC  12
SCAPPOOSE, OR  MOCLDY    57  49  74 CALM      30.01F TC  14
PORTLAND, OR   MOCLDY    57  52  83 VRB3      30.03S TC  14
$$

WAZ021-516-517-151200-
WASHINGTON COAST

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
FORKS          CLOUDY    52  50  93 CALM      30.03F TC  11
HOQUIAM        MOCLDY    56  52  86 CALM      30.03F TC  13
ASTORIA, OR    MOCLDY    52  50  93 S3        30.03F TC  11
$$

WAZ019-023-024-040-567>569-151200-
CASCADE MOUNTAINS AND COLUMBIA GORGE

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
STAMPEDE PASS  FOG       43  43 100 VRB3      30.03F VSB 1/2 TC   6
TROUTDALE, OR  PTCLDY    51  48  89 E3        30.03S TC  11
HOOD RIVER, OR PTCLDY    46  45  93 CALM      30.00S TC   8
THE DALLES, OR PTCLDY    53  48  83 CALM      29.99S TC  12
$$

WAZ026-027-041>044-520-521-151200-
EAST SLOPES

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OMAK           MOCLDY    57  50  77 W3        29.99S TC  14
WENATCHEE      PTCLDY    56  46  69 W7        29.98S TC  13
ELLENSBURG     MOCLDY    49  44  83 CALM      29.99F TC   9
YAKIMA         PTCLDY    49  46  90 W7        29.99S TC   9
SUNNYSIDE ARPT PTCLDY    50  49  95 CALM      29.98S TC  10
YAKIMA TC      CLOUDY    55  44  67 E8        29.94F TC  13
$$

WAZ028-034-035-151200-
COLUMBIA BASIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
EPHRATA        MOCLDY    51  48  89 N6        29.98S TC  11
MOSES LAKE     MOCLDY    49  45  86 N6        29.98S TC   9
PASCO          PTCLDY    48  46  93 CALM      29.98S TC   9
RICHLAND ARPT  PTCLDY    52  50  94 CALM      29.98S TC  11
HERMISTON, OR  PTCLDY    47  45  93 SE5       29.98S TC   8
$$

WAZ036>038-151200-
NORTHEAST WASHINGTON

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SPOKANE GEIGER MOCLDY    51  47  86 E5        30.02F TC  11
SPOKANE FELTS  MOCLDY    51  48  89 CALM      30.03S TC  11
FAIRCHILD AFB  MOCLDY    50  47  90 E6        30.01S TC  10
COEURDALENE,ID MOCLDY    50  47  89 E5        30.05S TC  10
DEER PARK      MOCLDY    49  47  93 N3        30.03F TC   9
$$

WAZ029>033-151200-
SOUTHEAST WASHINGTON

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PULLMAN        PTCLDY    49  42  77 E10       30.02F TC   9
LEWISTON, ID   PTCLDY    52  47  83 E7        30.01S TC  11
WALLA WALLA    PTCLDY    53  44  71 SW5       29.98S TC  12
PENDLETON, OR  PTCLDY    47  42  83 SE7       29.99S TC   8
$$