Regional Weather Roundup
Issued by NWS Spokane, WA

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ASUS46 KOTX 182010
RWROTX

Eastern Washington/Northern Idaho Roundup
National Weather Service, Spokane WA
100 PM PDT FRI SEP 18 2026

Note: "fair" indicated few or no clouds below 12,000 feet with no
significant weather and/or obstructions to visibility.

...Northeast Washington and Northern Idaho Panhandle...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Spokane Intl   MOSUNNY   72  45  37 NE6       30.13F
Spokane Downto SUNNY     72  47  40 W5        30.13F
Coeur d Alene  SUNNY     72  47  40 VRB3      30.14F
Deer Park      SUNNY     71  47  42 SW6       30.14F
Sandpoint      SUNNY     70  45  40 S6        30.13F
Bonners Ferry  SUNNY     66  46  48 CALM      30.13F

...Southeast Washington and southern Idaho Panhandle...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Walla Walla    MOSUNNY   74  50  42 SW9       30.11S
Pullman/Moscow MOSUNNY   71  47  42 SW9       30.16S
Lewiston       MOSUNNY   71  52  50 NE3       30.11F
Lowell           N/A     75  55  49 VRB3      30.07F
Grangeville    MOSUNNY   66  50  55 N5        30.16S

...Columbia Basin...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Ephrata        SUNNY     75  47  36 VRB3      30.09F
Moses Lake     SUNNY     74  46  36 W3        30.10F
Pasco          MOSUNNY   76  48  37 W5        30.09F
Richland       SUNNY     78  49  35 NW5       30.09F
Hermiston      MOSUNNY   75  50  41 MISG      30.09F
Pendleton      MOSUNNY   73  50  44 VRB5      30.12F

...East Slopes Cascades...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
The Dalles     SUNNY     76  50  40 NW21G30   30.08F
Yakima         SUNNY     78  44  29 CALM      30.09F
Ellensburg     SUNNY     73  47  39 CALM      30.11F
Stampede Pass  SUNNY     61  47  59 VRB5      30.22S
Wenatchee      SUNNY     74  45  35 CALM      30.09F
Winthrop       SUNNY     77  40  25 S8        30.10F
Omak           SUNNY     73  43  33 SE5       30.11F
Sunnyside      SUNNY     74  52  45 SE3       30.10S

...Southern British Columbia...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Penticton      MOSUNNY   68  48  49 N10       30.10F
Castlegar      MOSUNNY   68  46  45 NW5       30.12F
Cranbrook      MOSUNNY   66  41  39 CALM      30.15F
Osoyoos          N/A     72  46  40 SW3         N/A
Creston          N/A     68  45  42 W3          N/A

...Western Montana...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Kalispell      MOSUNNY   70  50  49 VRB3      30.12F
Missoula       MOSUNNY   71  52  50 VRB3      30.10F

...Neighboring Cities...

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
Seattle        MOSUNNY   64  52  64 SW9       30.21S
Portland       CLOUDY    62  53  72 S5        30.23S
Boise          CLOUDY    67  44  43 NE10      30.14F
Great Falls    MOSUNNY   73  49  42 E8        30.12S
Calgary        MOSUNNY   70  43  37 S8        30.16F