723  
FNUS75 KSLC 080452  
FWSSLC  
 
SPOT FORECAST FOR PERRY...FOREST SERVICE  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
1052 PM MDT THU AUG 7 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0500 MDT ON AUGUST 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A DRY COLD FRONTAL BOUNDARY WILL CONTINUE TO PROGRESS  
SOUTHWARD OVERNIGHT, RESULTING IN WINDS CONTINUING TO GENERALLY  
FAVOR A NORTH TO NORTHEASTERLY DIRECTION ESPECIALLY AT RIDGETOP.  
AT MORE SHELTERED LOWER ELEVATIONS, FLOW MAY BE A BIT MORE DOWN-  
TERRAIN. WINDS WILL PICK UP AFTER SUNRISE AND CONTINUE TO FAVOR A  
NORTH TO NORTHWESTERLY DIRECTION. MAGNITUDES AND GUSTS WILL ONCE  
AGAIN BE FAVORED TO BE A BIT HIGHER NEAR RIDGETOP, WITH SOME GUSTS  
AROUND 20-25 MPH. WINDS BECOME MORE TERRAIN DRIVEN FRIDAY NIGHT  
INTO SATURDAY, WITH GENERALLY MORE DOWN-TERRAIN FLOW THROUGH THE  
OVERNIGHT, AND MORE UP-TERRAIN TO WESTERLY FLOW DURING THE DAY.  
PRECIPITATION IS NOT EXPECTED, AND POORER OVERNIGHT HUMIDITY  
RECOVERY IS ANTICIPATED TO RETURN BY FRIDAY NIGHT. DAYTIME MINIMUM  
HUMIDITY LIKELY REMAINS IN THE 15-25% RANGE.  
   
REST OF TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........38-42 PERCENT.  
WIND (20 FT)........NORTHEAST TO DOWN-TERRAIN WINDS 7-15 MPH.  
SOME GUSTS UP TO 25 MPH POSSIBLE PRIMARILY  
NEAR RIDGETOP.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 15 MPH.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT CLOUD COVER) THEN  
BECOMING MOSTLY SUNNY (20-30 PERCENT CLOUD  
COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....65-67.  
MIN HUMIDITY........17-22 PERCENT.  
WIND (20 FT)........WINDS FAVOR A NORTHWEST DIRECTION THROUGH THE  
DAY. MAGNITUDES AROUND 7-15 MPH WITH SOME GUSTS  
20-25 MPH IN THE AFTERNOON ESPECIALLY NEAR  
RIDGETOP.  
MIXING HEIGHT.......5900 FT AGL.  
CLIMATOLOGY......40-50TH PERCENTILE.  
TRANSPORT WINDS.....WEST 12 TO 21 MPH.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....53-55.  
MAX HUMIDITY........20-25 PERCENT.  
WIND (20 FT)........WINDS GRADUALLY RELAX AND BECOME MORE DOWN  
TERRAIN AROUND 5-10 MPH THROUGH THE NIGHT.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 16 MPH BECOMING NORTHEAST AROUND 8  
MPH OVERNIGHT.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....65-67.  
MIN HUMIDITY........12-17 PERCENT.  
WIND (20 FT)........DOWN-TERRAIN WINDS IN THE MORNING GRADUALLY  
SHIFT MORE WESTERLY/UP-TERRAIN WITH  
MAGNITUDES AROUND 7-15 MPH THROUGH THE DAY.  
GUSTS TO AROUND 20 MPH POSSIBLE THROUGH THE  
AFTERNOON.  
MIXING HEIGHT.......4800 FT AGL.  
CLIMATOLOGY......30-40TH PERCENTILE.  
TRANSPORT WINDS.....EAST AROUND 7 MPH BECOMING WEST AROUND 15 MPH  
IN THE AFTERNOON.  
 
 
FORECASTER...WARTHEN  
REQUESTED BY...HAYDEN WURTZ  
TYPE OF REQUEST...WILDFIRE  
.TAG 2519547.0/SLC  
.DELDT 08/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL HAYDN.WURTZ@GMAIL.COM  
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