398  
FNUS76 KPQR 301918  
FWSPQR  
 
SPOT FORECAST FOR FARM HAZMAT...CLACKAMAS FIRE  
NATIONAL WEATHER SERVICE PORTLAND OR  
1218 PM PDT SAT MAY 30 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1300 PDT ON MAY 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
CLEAR AND SUNNY SKIES WITH HIGH PRESSURE ALOFT.  
EXPECT INTERMITTENT CLOUDS, BUT SHOULD BE OF LITTLE OVERALL  
IMPACT. NORTH/NORTHWEST WINDS THROUGH THE DAY WITH GUSTS UP TO 20  
MPH THROUGH 1700. WEAK SURFACE INVERSION EXPECTED TO DEVELOP  
OVERNIGHT AND BREAK AROUND 0900 ON SUNDAY. NO PRECIPITATION  
EXPECTED.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 65.  
MIN HUMIDITY........41 PERCENT.  
DEWPOINT............40.  
SURFACE WINDS.......NORTHWEST WINDS AROUND 6 TO 8 MPH WITH GUSTS UP TO 15 MPH.  
MIXING HEIGHT.......6300 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 8 TO 10 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (PDT) 1 PM 3 PM 5 PM  
SKY (%).........10 25 23  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
CHC OF LTNG (%).0 0 0  
TEMP............59 63 65  
DEWPOINT........41 40 39  
RH..............51 43 39  
SURFACE WIND....NW 6 NW 6 NW 6  
SURFACE WND GST.10 15 15  
MIX HGT (FT)....5400 5800 6300  
TRANSPORT WIND..NW 8 NW 8 NW 10  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 42.  
MAX HUMIDITY........88 PERCENT.  
DEWPOINT............40.  
SURFACE WINDS.......NORTHWEST WINDS 6 TO 8 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 3 TO 10 MPH SHIFTING TO THE WEST  
AROUND 3 MPH AFTER 3 AM.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (PDT) 6 PM 10 PM 2 AM  
SKY (%).........23 14 17  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
CHC OF LTNG (%).0 0 0  
TEMP............64 55 47  
DEWPOINT........39 41 41  
RH..............39 59 78  
SURFACE WIND....NW 6G13 N 5G10 SW 1G2  
MIX HGT (FT)....6000 500 500  
TRANSPORT WIND..NW 10 N 9 NW 3  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY TO MOSTLY SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 70.  
MIN HUMIDITY........39 PERCENT.  
DEWPOINT............41 INCREASING TO 43 IN THE AFTERNOON.  
SURFACE WINDS.......LIGHT WINDS BECOMING NORTHWEST 6 TO 8 MPH LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 3 TO 6 MPH SHIFTING TO THE NORTH 7 TO  
10 MPH IN THE AFTERNOON.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (PDT) 6 AM 10 AM 2 PM  
SKY (%).........29 28 16  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
CHC OF LTNG (%).0 0 0  
TEMP............43 54 64  
DEWPOINT........39 43 44  
RH..............86 67 48  
SURFACE WIND....SW 1G2 NW 4G6 NW 6G10  
MIX HGT (FT)....500 2700 4400  
TRANSPORT WIND..W 3 NW 6 N 8  
 

 
FORECASTER...BISHOP  
REQUESTED BY...MORGAN WEST  
TYPE OF REQUEST...HAZMAT  
.TAG 2614683.0/PQR  
.DELDT 05/30/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CHRISTOPHER.TAYLOR@CLACKAMASFIRE.COM,MORGAN.WEST@CLACKAMASFIRE.COM  
 
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