657  
FNUS75 KSLC 241357  
FWSSLC  
 
SPOT FORECAST FOR COOPER CENTRAL  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
757 AM MDT MON APR 24 2017  
   
DISCUSSION
 
A COLD FRONT WILL CROSS THE AREA FROM WEST TO EAST  
THIS EVENING. AHEAD OF THIS FRONT WINDS ARE EXPECTED TO STRENGTHEN  
AND BECOME GUSTY FROM THE WEST-SOUTHWEST. A SECONDARY SYSTEM IS  
EXPECTED TO CROSS THE AREA TUESDAY, BRINGING PERIODS OF SNOW  
DURING THE MORNING THROUGH EARLY AFTERNOON. ACCUMULATION IS  
EXPECTED TO REMAIN MINIMAL. DRIER AIR IS FORECAST FOR WEDNESDAY,  
WITH ANOTHER SYSTEM ARRIVING WEDNESDAY NIGHT THROUGH THURSDAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........BECOMING CLOUDY (85-100 PERCENT CLOUD  
COVER) BY 0900.  
CHANCE OF PCPN......0 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....56-58.  
MIN HUMIDITY........21-23%.  
WIND (20 FT)........SOUTHWEST 3-6 MPH IN THE MORNING, THEN BECOMING  
SOUTHWEST 13-19 MPH BY 1200-1300 WITH GUSTS TO  
AROUND 30 MPH IN THE AFTERNOON.  
CLEARING INDEX......1000+.  
HAINES INDEX........3 ..VERY LOW.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER). A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE EVENING, THEN A SLIGHT CHANCE OF SNOW  
SHOWERS AFTER MIDNIGHT.  
CHANCE OF PCPN......20 PERCENT.  
CWR.................10 PERCENT.  
LAL.................2 UNTIL 2400, THEN 1.  
MIN TEMPERATURE.....32-34.  
MAX HUMIDITY........77-84%.  
WIND (20 FT)........NORTHWEST WINDS 14-20 MPH WITH GUSTS TO AROUND 30  
MPH MID EVENING THEN DECREASING TO 6-10 MPH AND  
POSSIBLY SHIFTING TO NORTH AT TIMES.  
HAINES INDEX........2 ..VERY LOW.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER) THEN  
BECOMING PARTLY CLOUDY AFTER 1500-1600 (45-55 PERCENT CLOUD  
COVER). OCCASIONAL SNOW SHOWERS THROUGH 1500.  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EARLY AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
CWR.................20 PERCENT.  
LAL.................1 UNTIL 1200, THEN 2.  
MAX TEMPERATURE.....44-46.  
MIN HUMIDITY........28-30%.  
WIND (20 FT)........NORTHWEST WINDS 10-16 MPH BECOMING NORTH 12-16  
MPH WITH GUSTS TO AROUND 25 MPH LATE IN THE  
AFTERNOON.  
CLEARING INDEX......1000+.  
HAINES INDEX........3 ..VERY LOW.  
 

 
FORECASTER...STRUTHWOLF  
REQUESTED BY...CHRIS MARSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1707057.2/SLC  
 
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