585 
WWUS76 KOTX 250511
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
911 PM PST Wed Dec 24 2025

WAZ034-035-251500-
/O.NEW.KOTX.FG.Y.0015.251225T0511Z-251225T1500Z/
Moses Lake Area-Upper Columbia Basin-
Including the cities of Grand Coulee, Ephrata, Quincy, Ritzville,
Harrington, Moses Lake, Creston, Wilbur, Odessa, Coulee City, and
Othello
911 PM PST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM PST THURSDAY...

* WHAT...Visibility 1/4 mile or lower in dense fog.

* WHERE...Grand Coulee, Ephrata, Quincy, Ritzville, Harrington, 
  Moses Lake, Creston, Wilbur, Odessa, Coulee City, and Othello.

* WHEN...Until 7 AM PST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...A combination of spotters and area cams 
  indicate areas of dense fog developing across the Western Columbia 
  Basin near Ritzville, Othello, Moses Lake, Ephrata, and Soap 
  Lake.  Visibilities will vary from 1/8 to 1/4 miles in areas of 
  dense fog.  Localized temperatures near 32F will result in icy 
  conditions on untreated roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SB

463 
WWUS76 KOTX 251450
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
650 AM PST Thu Dec 25 2025

WAZ034-035-251600-
/O.EXP.KOTX.FG.Y.0015.000000T0000Z-251225T1500Z/
Moses Lake Area-Upper Columbia Basin-
Including the cities of Ephrata, Othello, Grand Coulee, Quincy,
Creston, Ritzville, Harrington, Moses Lake, Wilbur, Odessa, and
Coulee City
650 AM PST Thu Dec 25 2025

...DENSE FOG ADVISORY WILL EXPIRE AT 7 AM PST THIS MORNING...

Visibilities have improved across the area and will continue to 
improve through the morning.

$$

Fewkes