367  
FPUS56 KOTX 181916  
ZFPOTX  
 
ZONE FORECAST PRODUCT FOR EASTERN WASHINGTON AND NORTH IDAHO  
NATIONAL WEATHER SERVICE SPOKANE WA  
1215 PM PDT MON MAY 18 2026  
 
IDZ001-WAZ037-182300-  
NORTHERN PANHANDLE-NORTHEAST MOUNTAINS-  
INCLUDING THE CITIES OF SANDPOINT, RATHDRUM, BONNERS FERRY,  
PRIEST RIVER, CLARK FORK, EASTPORT, COLVILLE, DEER PARK,  
CHEWELAH, NEWPORT, KETTLE FALLS, IONE, METALINE FALLS, METALINE,  
TIGER, AND FRUITLAND  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 60S. CHANCE OF PRECIPITATION  
50 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING. LOWS IN THE UPPER 30S TO LOWER 40S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 60S TO LOWER 70S. GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER TO MID 40S.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.    
WEDNESDAY NIGHT AND THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER  
30S TO MID 40S. HIGHS IN THE UPPER 60S TO MID 70S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S.    
FRIDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE 70S. LOWS IN  
THE LOWER 40S TO LOWER 50S.  
 

 
 
IDZ002-WAZ036-182300-  
COEUR D'ALENE AREA-SPOKANE AREA-  
INCLUDING THE CITIES OF COEUR D'ALENE, POST FALLS, HAYDEN,  
WORLEY, SPOKANE, CHENEY, DAVENPORT, AND ROCKFORD  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE 60S. SOUTHWEST WIND 5 TO 10 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING. LOWS IN THE UPPER 30S TO LOWER 40S. SOUTH WIND 5 TO  
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 60S.  
SOUTHWEST WIND 5 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER TO MID 40S.  
SOUTHWEST WIND 5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO LOWER 70S.  
WEST WIND 5 TO 10 MPH.    
WEDNESDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY. LOWS IN THE  
LOWER 40S TO LOWER 50S. HIGHS IN THE UPPER 60S TO UPPER 70S.  
 

 
 
IDZ003-WAZ033-182300-  
IDAHO PALOUSE-WASHINGTON PALOUSE-  
INCLUDING THE CITIES OF MOSCOW, PLUMMER, POTLATCH, GENESEE,  
PULLMAN, COLFAX, ROSALIA, LA CROSSE, OAKESDALE, TEKOA,  
AND UNIONTOWN  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY. HIGHS IN THE 60S. WEST WIND 5 TO  
10 MPH.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO LOWER 40S.  
SOUTH WIND 5 TO 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.  
SOUTHWEST WIND 5 TO 15 MPH WITH GUSTS UP TO 20 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S. SOUTHWEST WIND  
5 TO 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO MID 70S.  
SOUTHWEST WIND 5 TO 10 MPH.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN  
THE 40S. HIGHS IN THE UPPER 60S TO MID 70S.    
FRIDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S TO  
LOWER 80S. LOWS IN THE LOWER 40S TO LOWER 50S.  
 

 
 
IDZ004-182300-  
CENTRAL PANHANDLE MOUNTAINS-  
INCLUDING THE CITIES OF KELLOGG, ST MARIES, PINEHURST, OSBURN,  
WALLACE, MULLAN, LOOKOUT PASS, AND FERNWOOD  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 50S TO MID 60S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING. AREAS OF FROST OVERNIGHT. LOWS IN THE UPPER 30S TO LOWER  
40S. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 60S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A 50 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 40S.    
THURSDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 60S  
TO MID 70S. LOWS IN THE 40S.  
 

 
 
IDZ026-WAZ032-182300-  
LEWISTON AREA-LOWER GARFIELD AND ASOTIN COUNTIES-  
INCLUDING THE CITIES OF LEWISTON, LAPWAI, PECK, CULDESAC,  
GIFFORD, CLARKSTON, AND POMEROY  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY. HIGHS IN THE 60S.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY
 
SUNNY IN THE MORNING, BECOMING PARTLY CLOUDY. HIGHS IN  
THE LOWER 60S TO LOWER 70S. GUSTS UP TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO MID 70S.    
WEDNESDAY NIGHT THROUGH SUNDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER  
40S TO LOWER 50S. HIGHS IN THE LOWER 70S TO LOWER 80S.  
 

 
 
IDZ027-182300-  
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-  
INCLUDING THE CITIES OF KAMIAH, CRAIGMONT, NEZPERCE,  
AND WINCHESTER  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE UPPER 50S TO MID 60S.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S.    
TUESDAY
 
SUNNY IN THE MORNING, BECOMING PARTLY CLOUDY. HIGHS IN  
THE 60S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 60S TO LOWER 70S.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 40S TO LOWER 50S. HIGHS IN THE MID 60S TO MID 70S.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE 70S. LOWS  
IN THE MID 40S TO LOWER 50S.  
 

 
 
WAZ031-182300-  
NORTHEAST BLUE MOUNTAINS-  
INCLUDING THE CITIES OF ANATONE AND PEOLA  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 50S TO MID 60S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S.    
TUESDAY
 
SUNNY IN THE MORNING, BECOMING MOSTLY CLOUDY. HIGHS IN  
THE UPPER 50S TO UPPER 60S. GUSTS UP TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE 60S.    
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
MID 40S TO LOWER 50S. HIGHS IN THE MID 60S TO MID 70S.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 60S  
TO MID 70S. LOWS IN THE UPPER 40S TO MID 50S.  
 

 
 
WAZ034-035-182300-  
MOSES LAKE AREA-UPPER COLUMBIA BASIN-  
INCLUDING THE CITIES OF MOSES LAKE, EPHRATA, OTHELLO, QUINCY,  
RITZVILLE, GRAND COULEE, ODESSA, WILBUR, AND COULEE CITY  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO LOWER  
70S. SOUTHWEST WIND 5 TO 10 MPH.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S. WEST WIND  
5 TO 10 MPH WITH GUSTS UP TO 25 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 70S.  
SOUTHWEST WIND 5 TO 15 MPH WITH GUSTS UP TO 20 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID TO UPPER 40S.  
WEST WIND 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE 70S. WEST WIND 5 TO 10 MPH.    
WEDNESDAY NIGHT AND THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S  
TO LOWER 50S. HIGHS IN THE MID TO UPPER 70S.    
THURSDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
40S TO LOWER 50S. HIGHS IN THE MID 70S TO LOWER 80S.  
 

 
 
WAZ038-182300-  
OKANOGAN HIGHLANDS-  
INCLUDING THE CITIES OF REPUBLIC, INCHELIUM, AND WAUCONDA  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 60S TO LOWER 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO MID 40S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 60S  
TO LOWER 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S TO MID 70S.    
WEDNESDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY. LOWS IN THE MID  
40S TO MID 50S. HIGHS IN THE 70S.  
 

 
 
WAZ041-044-182300-  
WENATCHEE AREA-WATERVILLE PLATEAU-  
INCLUDING THE CITIES OF WENATCHEE, CHELAN, ENTIAT, CASHMERE,  
WATERVILLE, AND MANSFIELD  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER  
70S.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S. WEST WIND  
5 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S. WEST  
WIND 5 TO 15 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID TO UPPER 40S.  
NORTHWEST WIND 5 TO 15 MPH WITH GUSTS UP TO 35 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE 70S. NORTHWEST WIND 5 TO 15 MPH  
WITH GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S TO LOWER  
50S.    
THURSDAY THROUGH SATURDAY
 
MOSTLY CLEAR. HIGHS IN THE LOWER 70S  
TO LOWER 80S. LOWS IN THE UPPER 40S TO MID 50S.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS IN THE UPPER 40S TO  
LOWER 50S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 70S.  
 

 
 
WAZ043-182300-  
OKANOGAN VALLEY-  
INCLUDING THE CITIES OF OMAK, OKANOGAN, BREWSTER, BRIDGEPORT,  
OROVILLE, NESPELEM, AND TONASKET  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER  
70S.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE 40S. GUSTS UP TO 20 MPH IN  
THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 60S TO MID 70S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 40S TO LOWER  
50S. NORTHWEST WIND 5 TO 15 MPH WITH GUSTS UP TO 35 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE 70S. NORTH WIND 5 TO 15 MPH WITH  
GUSTS UP TO 30 MPH.    
WEDNESDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY. LOWS IN THE  
UPPER 40S TO MID 50S. HIGHS IN THE LOWER 70S TO LOWER 80S.  
 

 
 
WAZ047-182300-  
CENTRAL CHELAN COUNTY-  
INCLUDING THE CITIES OF LEAVENWORTH, PLAIN, AND LAKE WENATCHEE  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE LOWER 60S TO LOWER 70S.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO UPPER 40S.  
NORTHWEST WIND 5 TO 15 MPH IN THE EVENING, BECOMING LIGHT AND  
VARIABLE. GUSTS UP TO 25 MPH. IN THE MOUNTAINS, NORTHWEST WIND  
15 TO 25 MPH WITH GUSTS UP TO 30 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 60S TO LOWER 70S.  
NORTHWEST WIND 5 TO 15 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 40S TO LOWER  
50S. NORTHWEST WIND 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS IN THE UPPER 60S TO UPPER 70S.    
WEDNESDAY NIGHT THROUGH SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE LOWER 40S TO LOWER 50S. HIGHS IN THE LOWER 70S TO LOWER 80S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.  
 

 
 
WAZ048-182300-  
WESTERN CHELAN COUNTY-  
INCLUDING THE CITIES OF STEVENS PASS, HOLDEN VILLAGE,  
AND STEHEKIN  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 50S TO UPPER  
60S.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S TO UPPER 40S.  
GUSTS UP TO 30 MPH DECREASING TO 20 MPH OVERNIGHT.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S TO UPPER 60S.  
GUSTS UP TO 30 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 40S TO LOWER  
50S.    
WEDNESDAY
 
SUNNY, WARMER. HIGHS IN THE MID 60S TO MID 70S.    
WEDNESDAY NIGHT THROUGH SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN  
THE MID 40S TO LOWER 50S. HIGHS IN THE UPPER 60S TO UPPER 70S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE 60S.  
 

 
 
WAZ049-182300-  
WESTERN OKANOGAN COUNTY-  
INCLUDING THE CITIES OF MAZAMA, WINTHROP, TWISP, METHOW,  
AND CONCONULLY  
1215 PM PDT MON MAY 18 2026  
   
REST OF TODAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND HIGH  
MOUNTAIN SNOW SHOWERS. SNOW LEVEL 6500 FEET. HIGHS IN THE MID 60S  
TO LOWER 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. WIDESPREAD FROST OVERNIGHT. LOWS IN THE  
UPPER 30S TO MID 40S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, BECOMING MOSTLY CLOUDY.  
HIGHS IN THE MID 60S TO LOWER 70S. GUSTS UP TO 20 MPH IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE 40S.    
WEDNESDAY
 
PARTLY CLOUDY. WARMER. HIGHS IN THE 70S.    
WEDNESDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY. LOWS IN THE MID  
40S TO LOWER 50S. HIGHS IN THE LOWER 70S TO LOWER 80S.  
 

 
 
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