Regional Weather Roundup
Issued by NWS

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256
ASUS46 KSEW 210610
RWRWA

WASHINGTON REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE SEATTLE WA
1100 PM PDT SUN SEP 20 2026

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

WAZ507-509-555>559-210700-
SEATTLE, TACOMA, EVERETT, AND VICINITY

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
EVERETT        CLEAR     54  51  90 N8        30.02S TC  12
6HR MIN TEMP:  54; 6HR MAX TEMP:  65;

BOEING FIELD   CLEAR     59  52  77 CALM      30.00S TC  15
6HR MIN TEMP:  59; 6HR MAX TEMP:  70;

RENTON         CLEAR     61  54  77 NW6       30.00S TC  16
6HR MIN TEMP:  61; 6HR MAX TEMP:  71; 6HR PCP: TRACE;

SEATAC AIRPORT CLEAR     58  51  78 N6        30.01S TC  14
6HR MIN TEMP:  57; 6HR MAX TEMP:  70;

JBLM-MCCHORD   CLEAR     54  51  90 CALM      29.99S TC  12
6HR MIN TEMP:  53; 6HR MAX TEMP:  74;

PUYALLUP       DRIZZLE   54  54 100 CALM      30.01S TC  12
BREMERTON      CLEAR     50  50 100 CALM      30.01F TC  10
6HR MIN TEMP:  50; 6HR MAX TEMP:  71;

JBLM-FT LEWIS  CLEAR     54  50  87 CALM      29.97S TC  12
6HR MIN TEMP:  54; 6HR MAX TEMP:  74;

TACOMA NARROWS CLEAR     57  51  80 CALM      30.00S TC  14
6HR MIN TEMP:  57; 6HR MAX TEMP:  69;

$$

WAZ001-503-506-510-514-515-210700-
NORTH INTERIOR

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BELLINGHAM     CLEAR     51  50  96 CALM      30.00S TC  11
6HR MIN TEMP:  50; 6HR MAX TEMP:  68;

FRIDAY HARBOR  CLEAR     51  50  96 CALM      30.01S TC  11
6HR MIN TEMP:  51; 6HR MAX TEMP:  65;

EASTSOUND      CLEAR     55  54  94 VRB3      30.00S TC  13
PORT ANGELES   CLEAR     51  48  89 W6        30.02S TC  11
6HR MIN TEMP:  51; 6HR MAX TEMP:  61;

EDIZ HOOK      CLEAR     54  53  95 W8        30.01F TC  12
6HR MIN TEMP:  54; 6HR MAX TEMP:  58;

PORT TOWNSEND  CLEAR     48  48 100 CALM      30.00F FOG     TC   9
NAS WHIDBEY    PTCLDY    51  49  92 CALM      30.02S TC  11
6HR MIN TEMP:  51; 6HR MAX TEMP:  59;

ARLINGTON      CLEAR     53  52  96 CALM      30.02S TC  12
6HR MIN TEMP:  52; 6HR MAX TEMP:  69;

BURLINGTON     CLEAR     50  50 100 CALM      30.01F FOG     TC  10
$$

WAZ020-022-039-040-504-511-512-210700-
SOUTHWEST INTERIOR

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SHELTON        CLEAR     54  53  97 NW3       29.98F TC  12
6HR MIN TEMP:  54; 6HR MAX TEMP:  73;

OLYMPIA        CLEAR     52  51  97 S3        30.00S TC  11
6HR MIN TEMP:  51; 6HR MAX TEMP:  73;

CHEHALIS       CLEAR     54  54 100 CALM      30.01R FOG     TC  12
KELSO          CLEAR     59  55  87 N3        30.00R TC  15
6HR MIN TEMP:  59; 6HR MAX TEMP:  73;

VANCOUVER      CLEAR     63  56  78 CALM      29.97S TC  17
6HR MIN TEMP:  63; 6HR MAX TEMP:  77;

SCAPPOOSE, OR  CLEAR     65  56  72 NW7       29.95S TC  18
6HR MIN TEMP:  65; 6HR MAX TEMP:  77;

PORTLAND, OR   CLEAR     64  57  78 NW3       29.96S TC  18
6HR MIN TEMP:  64; 6HR MAX TEMP:  77;

$$

WAZ021-516-517-210700-
WASHINGTON COAST

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
FORKS          CLEAR     46  45  96 CALM      30.03S TC   8
6HR MIN TEMP:  46; 6HR MAX TEMP:  61;

HOQUIAM        CLEAR     52  50  93 CALM      30.02F TC  11
6HR MIN TEMP:  52; 6HR MAX TEMP:  65;

ASTORIA, OR    PTCLDY    54  52  93 E5        30.02R TC  12
6HR MIN TEMP:  54; 6HR MAX TEMP:  64;

$$

WAZ019-023-024-040-567>569-210700-
CASCADE MOUNTAINS AND COLUMBIA GORGE

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
STAMPEDE PASS  CLEAR     60  43  53 CALM      30.12S TC  16
6HR MIN TEMP:  60; 6HR MAX TEMP:  69;

TROUTDALE, OR  CLEAR     59  56  89 CALM      29.96R TC  15
6HR MIN TEMP:  58; 6HR MAX TEMP:  79;

HOOD RIVER, OR CLEAR     59  50  72 CALM      29.97R TC  15
THE DALLES, OR CLEAR     67  52  58 CALM      29.93S TC  19
6HR MIN TEMP:  66; 6HR MAX TEMP:  90;

$$

WAZ026-027-041>044-520-521-210700-
EAST SLOPES

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OMAK           CLEAR     65  44  46 W7        30.00R TC  18
6HR MIN TEMP:  64; 6HR MAX TEMP:  84;

WENATCHEE      CLEAR     64  49  57 CALM      29.98S TC  18
6HR MIN TEMP:  64; 6HR MAX TEMP:  82;

ELLENSBURG     CLEAR     60  45  57 CALM      30.02S TC  16
6HR MIN TEMP:  57; 6HR MAX TEMP:  80;

YAKIMA         CLEAR     57  48  72 W7        29.99S TC  14
6HR MIN TEMP:  57; 6HR MAX TEMP:  84;

SUNNYSIDE ARPT CLEAR     57  52  82 CALM      29.97  TC  14
6HR MIN TEMP:  56; 6HR MAX TEMP:  84;

YAKIMA TC      FAIR      61  48  63 CALM      29.95S TC  16
6HR MIN TEMP:  61; 6HR MAX TEMP:  86;

$$

WAZ028-034-035-210700-
COLUMBIA BASIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
EPHRATA        CLEAR     61  42  49 N5        29.98S TC  16
6HR MIN TEMP:  58; 6HR MAX TEMP:  83;

MOSES LAKE     CLEAR     56  42  59 N6        29.99R TC  13
6HR MIN TEMP:  56; 6HR MAX TEMP:  84;

PASCO          CLEAR     58  53  84 N7        29.94S TC  14
6HR MIN TEMP:  58; 6HR MAX TEMP:  87;

RICHLAND ARPT  CLEAR     60  54  79 CALM      29.94F TC  16
6HR MIN TEMP:  60; 6HR MAX TEMP:  88;

HERMISTON, OR  CLEAR     60  51  72 S3        29.94S TC  16
6HR MIN TEMP:  60; 6HR MAX TEMP:  86;

$$

WAZ036>038-210700-
NORTHEAST WASHINGTON

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SPOKANE GEIGER CLEAR     65  38  36 CALM      30.05S TC  18
6HR MIN TEMP:  65; 6HR MAX TEMP:  80;

SPOKANE FELTS  CLEAR     59  44  57 NE3       30.04F TC  15
6HR MIN TEMP:  58; 6HR MAX TEMP:  80;

FAIRCHILD AFB  CLEAR     65  37  35 E3        30.04S TC  18
6HR MIN TEMP:  65; 6HR MAX TEMP:  80;

COEURDALENE,ID CLEAR     54  46  74 E3        30.07S TC  12
6HR MIN TEMP:  54; 6HR MAX TEMP:  79;

DEER PARK      CLEAR     49  44  83 CALM      30.05S TC   9
6HR MIN TEMP:  49; 6HR MAX TEMP:  79;

$$

WAZ029>033-210700-
SOUTHEAST WASHINGTON

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PULLMAN        CLEAR     58  41  53 NE3       30.07S TC  14
6HR MIN TEMP:  58; 6HR MAX TEMP:  80;

LEWISTON, ID   CLEAR     65  45  48 SE3       30.01R TC  18
6HR MIN TEMP:  65; 6HR MAX TEMP:  85;

WALLA WALLA    CLEAR     67  49  52 E7        29.96F TC  19
6HR MIN TEMP:  66; 6HR MAX TEMP:  87;

PENDLETON, OR  CLEAR     62  48  60 E9        29.98F TC  17
6HR MIN TEMP:  60; 6HR MAX TEMP:  85;

$$