661  
FNUS76 KPQR 160041  
FWSPQR  
 
SPOT FORECAST FOR BURN2LEARNOC...CLACKAMAS FIRE DISTRICT  
NATIONAL WEATHER SERVICE PORTLAND OR  
541 PM PDT FRI MAY 15 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 PDT ON MAY 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
AN UPPER-LEVEL TROUGH WILL MAINTAIN COOL AND SHOWERY  
CONDITIONS SAT. WEST TO NORTHWEST WINDS INCREASE SAT AFTERNOON,  
WITH GUSTS 15-20 MPH POSSIBLE NEAR HEAVIER SHOWERS (20-30% CHANCE  
OF GUSTS OVER 20 MPH). SLIGHT CHANCE OF THUNDERSTORMS SAT AFTERNOON  
AND EVENING COULD PRODUCE BRIEF GUSTY AND ERRATIC WINDS UP TO 30  
MPH. DRY CONDITIONS RETURN SUN AS HIGH PRESSURE BUILDS.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS EARLY IN THE MORNING,  
THEN RAIN SHOWERS AND CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
CHANCE OF PCPN......80 PERCENT.  
CHANCE OF LIGHTNING.26 PERCENT.  
MAX TEMPERATURE.....AROUND 56 TO 59.  
MIN HUMIDITY........62 TO 66 PERCENT.  
SURFACE WINDS.......SOUTHWEST WINDS 10 TO 11 MPH WITH GUSTS TO  
AROUND 20 MPH SHIFTING TO THE WEST 8 TO 10 MPH  
WITH GUSTS TO AROUND 20 MPH LATE IN THE  
AFTERNOON.  
WIND (20 FT)........SOUTHWEST WINDS AROUND 12 TO 13 MPH SHIFTING TO  
THE WEST WITH GUSTS TO AROUND 20 MPH LATE IN  
THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE MORNING AND  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 13 TO 15 MPH SHIFTING TO THE WEST 12  
TO 16 MPH IN THE AFTERNOON.  
 
TIME (PDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........57 62 72 79 84 84 82 81 84 84  
WEATHER COV.....CHC CHC LKY LKY DEF DEF LKY LKY DEF LKY  
WEATHER TYPE....RN RN RN RW RW RW RW RW RW RN  
TSTM COV........ SCH SCH SCH CHC CHC CHC  
CHC OF PCPN (%).30 40 60 70 80 80 70 70 80 60  
CHC OF LTNG (%).10 10 10 20 20 20 30 30 30 15  
TEMP............47 48 50 51 52 54 55 55 56 55  
RH..............90 87 83 79 76 73 70 68 65 66  
20 FT WIND DIR..SW SW SW SW W SW W W W W  
20 FT WIND SPD..11 11 12 12 12 13 12 12 11 9  
20 FT WIND GUST.17 18 18 18 20 20 20 20 18 17  
SURFACE WND DIR.SW SW SW SW W SW W W W W  
SURFACE WND SPD.10 10 11 11 11 11 11 10 10 8  
SURFACE WND GST.17 18 18 18 20 20 20 20 18 17  
TRANSP WIND DIR.SW SW W W W W W W NW W  
TRANSP WIND SPD.13 14 15 15 16 14 15 12 13 15  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING.  
SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE  
EVENING.  
CHANCE OF PCPN......50 PERCENT.  
CHANCE OF LIGHTNING.15 PERCENT.  
MIN TEMPERATURE.....AROUND 40 TO 42.  
MAX HUMIDITY........92 TO 93 PERCENT.  
SURFACE WINDS.......WEST WINDS AROUND 8 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
WIND (20 FT)........WEST WINDS AROUND 10 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
TRANSPORT WINDS.....WEST 7 TO 10 MPH SHIFTING TO THE SOUTHWEST  
AROUND 6 MPH OVERNIGHT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........84 84 79 79 79 68 68 68 59 59 59 90  
WEATHER COV.....CHC CHC CHC SCH SCH  
WEATHER TYPE....RN RN RN RN RN  
TSTM COV........  
CHC OF PCPN (%).50 40 30 20 20 10 10 10 10 10 10 0  
CHC OF LTNG (%).15 10 10 10 10 0 0 0 0 0 0 0  
TEMP............55 54 52 50 48 47 46 46 44 44 44 43  
RH..............65 66 69 76 79 83 82 84 88 90 92 92  
20 FT WIND DIR..W W W W W SW SW SW SW SW SW SW  
20 FT WIND SPD..10 8 6 4 4 3 3 3 3 3 3 3  
20 FT WIND GUST.17 17 12 12 12 8 8 8 7 7 7 7  
SURFACE WND DIR.W W W W W SW SW SW SW SW SW SW  
SURFACE WND SPD.8 8 5 5 5 4 4 4 4 4 4 4  
SURFACE WND GST.17 17 12 12 12 8 8 8 7 7 7 7  
TRANSP WIND DIR.NW NW NW NW W W SW SW SW SW SW SW  
TRANSP WIND SPD.10 9 9 8 7 7 6 6 6 6 6 6  
   
SUNDAY
 
 
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.1 PERCENT.  
MAX TEMPERATURE.....AROUND 63 TO 65.  
MIN HUMIDITY........47 TO 49 PERCENT.  
SURFACE WINDS.......LIGHT WINDS.  
WIND (20 FT)........LIGHT WINDS.  
TRANSPORT WINDS.....SOUTHWEST AROUND 6 MPH SHIFTING TO THE NORTH 8  
TO 9 MPH IN THE AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............44 45 45 47 50 52 54 57 59 60 62 63  
RH..............91 91 91 87 80 73 67 62 57 52 49 47  
20 FT WIND DIR..SW SW SW SW SW NW NW NW N N N N  
20 FT WIND SPD..3 3 3 3 3 3 3 3 4 4 4 4  
20 FT WIND GUST.6 6 6 6 6 6 6 6 6 6 6 7  
SURFACE WND DIR.SW SW SW SW SW NW NW NW N N N N  
SURFACE WND SPD.4 4 4 4 4 4 4 4 5 5 5 5  
SURFACE WND GST.7 7 7 7 7 7 7 7 8 8 8 9  
TRANSP WIND DIR.SW SW W W NW NW NW N N N N N  
TRANSP WIND SPD.6 6 6 6 7 7 8 8 9 9 9 9  
 

 
FORECASTER...HALL  
REQUESTED BY...SAM MCCULLOUGH (BATTALION CHIEF OF TRAINING)  
TYPE OF REQUEST...OTHER  
.TAG 2613565.0/PQR  
.DELDT 05/15/26  
.FORMATTERVERSION 2.0.0  
.EMAIL SAMUEL.MCCULLOUGH@CLACKAMASFIRE.COM  
 
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