179  
FNUS75 KBOU 190102  
FWSBOU  
 
SPOT FORECAST FOR QUANDARY PEAK...SUMMIT COUNTY MOUNTAIN RESCUE  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
702 PM MDT SAT JUL 18 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
ISOLATED SHOWERS AND THUNDERSTORMS ARE POSSIBLE (~25% CHANCE) NOW  
THROUGH 2100 MDT. LIGHTNING AND OUTFLOW WINDS OF 30-35 MPH WILL BE  
THE MAIN CONCERNS. CURRENT RADAR IMAGERY SHOWS A STORM NORTH OF  
THE SAR, HOWEVER IT IS NOT EXPECTED TO IMPACT THE AREA. WINDS ARE  
GENERALLY FROM THE EAST/SOUTHEAST, WITH GUSTS UP TO 20-25 MPH AT  
THE PEAKS. EXPECT THIS TO CONTINUE FOR THE NEXT COUPLE OF HOURS  
BEFORE WEAKENING TO UNDER 15 MPH THROUGHOUT THE NIGHT.  
TEMPERATURES ARE IN THE UPPER 50S AND SHOULD GET DOWN TO THE  
UPPER 30S OVERNIGHT.  
 
FOR TOMORROW, EXPECT LIGHT WINDS (10-15 MPH) GENERALLY FROM THE  
EAST THROUGHOUT THE MORNING AND AFTERNOON. SCATTERED SHOWERS AND  
THUNDERSTORMS ARE POSSIBLE (30-40% CHANCE) IN THE AFTERNOON,  
PARTICULARLY 1400-1800 MDT. LIGHTNING AND OUTFLOW WINDS OF 30-35  
MPH WILL BE THE MAIN CONCERNS.  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 2400, THEN  
MOSTLY CLEAR (20-30 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS AND THUNDERSTORMS UNTIL 2100.  
CHANCE OF PCPN......20 PERCENT.  
MIN TEMPERATURE.....AROUND 40.  
MAX HUMIDITY........82 PERCENT.  
MIN APPARENT TEMP...37.  
SURFACE WINDS (MPH).SOUTHEAST WINDS 9 TO 14 MPH UNTIL 2200. WEST  
AROUND 7 MPH AFTER 0500.  
SNOWFALL AMOUNT.....0.0 INCHES.  
 
TIME (MDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........69 50 56 60 51 37 24 22 22 19 12  
WEATHER COV.....SCH SCH SCH  
WEATHER TYPE....RW RW RW  
TSTM COV........SCH SCH  
CHC OF PCPN (%).25 20 15 5 0 0 0 0 0 0 0  
TEMP............48 47 46 46 45 44 44 44 43 42 42  
RH..............60 63 68 68 70 73 73 73 73 73 73  
APARNT TMP (F)..43 42 41 41 40 38 39 39 38 37 38  
SURFACE WND DIR.E SE SE SE SE S S S S SW W  
SURFACE WND SPD.10 10 12 10 10 10 9 9 8 8 7  
SURFACE WND GST.17 21 20 17 17 17 16 15 14 14 13  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) UNTIL 1200, THEN  
MOSTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS AFTER 1100 UNTIL 1200, THEN CHANCE  
OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 58.  
MIN HUMIDITY........38 PERCENT.  
MIN APPARENT TEMP...35.  
SURFACE WINDS (MPH).NORTHWEST WINDS 5 TO 12 MPH UNTIL 0800. SOUTHEAST  
AROUND 8 MPH AFTER 1700.  
SNOWFALL AMOUNT.....0.0 INCHES.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........11 11 4 2 10 25 53 53 59 62 64 62  
WEATHER COV..... SCH CHC CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC CHC CHC  
CHC OF PCPN (%).0 0 0 0 0 15 25 30 40 40 40 40  
TEMP............42 42 40 43 48 52 54 56 57 56 55 54  
RH..............73 76 82 70 58 46 41 40 38 38 40 43  
APARNT TMP (F)..38 38 35 38 45 52 54 56 57 56 55 54  
SURFACE WND DIR.W NW NW N N NE NE NE E E E SE  
SURFACE WND SPD.7 7 7 8 7 7 7 7 7 8 8 8  
SURFACE WND GST.13 12 13 14 13 13 13 13 13 14 14 14  
 

 
FORECASTER...IDEKER  
REQUESTED BY...RES10  
TYPE OF REQUEST...SAR  
.TAG 2617711.0/BOU  
.DELDT 07/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL SC911DISPATCH@SUMMITCOUNTYCO.GOV  
 
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