587  
FNUS76 KOTX 240106  
FWSOTX  
 
SPOT FORECAST FOR UNION...DNR  
NATIONAL WEATHER SERVICE SPOKANE WA  
606 PM PDT SAT MAY 23 2020  
 
FORECAST IS BASED ON FORECAST START TIME OF 1800 PDT ON MAY 23.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A RIDGE OF HIGH PRESSURE WILL APPROACH FROM THE WEST TONIGHT.  
EXPECT JUST A FEW CLOUDS THIS EVENING, BEFORE INCREASING  
LATER TONIGHT INTO EARLY SUNDAY. WINDS WILL BE SLIGHTLY  
NOTICEABLE EARLY THIS EVENING, BEFORE ABATING LATER THIS EVENING  
INTO THE OVERNIGHT. HIGH PRESSURE SUNDAY WILL LARGELY PRODUCE  
DRY, PARTLY CLOUDY CONDITIONS. A SYSTEM MOVES TOWARD THE  
REGION BETWEEN SUNDAY NIGHT AND MONDAY, WITH MORE CLOUDS.  
IT WILL ALSO BRING A LIMITED THREAT OF SHOWERS GOING INTO  
MONDAY. THE CWA IS LOW. SOME MARGINALLY BREEZY CONDITIONS  
ARE POSSIBLE ON THE BACKSIDE OF MONDAY'S SYSTEM, WITH GUSTS  
TO 12-18 MPH POSSIBLE. THIS IS FOLLOWED BY DRIER CONDITIONS  
INTO THE REST OF NEXT WEEK, WITH MUCH WARMER TEMPERATURES  
WITH POSSIBLY MID TO UPPER 80S BY MIDDLE TO LATE NEXT WEEK.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....45.  
MAX HUMIDITY........66 PERCENT.  
WIND (20 FT)........WEST-SOUTHWEST WINDS 3 TO 8 MPH, WITH  
GUSTS TO 11 MPH BEFORE 2000, BECOMING  
WEST-NORTHWEST 2 TO 5 MPH OVERNIGHT.  
MIXING HEIGHT.......NEAR THE SURFACE.  
TRANSPORT WINDS.....WEST AROUND 6 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....74.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........WEST WINDS 3 TO 4 MPH IN THE MORNING SHIFTING  
TO THE SOUTHWEST 3 TO 6 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......NEAR THE SURFACE IN THE MORNING INCREASING TO  
5100 FT AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....WEST AROUND 5 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 

 
FORECASTER...JC  
REQUESTED BY...ANTHONY MARTIN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2007085.0/OTX  
.DELDT 05/23/20  
.FORMATTERVERSION 1.0.26  
.EMAIL ANTHONY.MARTIN@DNR.WA.GOV  
 
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