650  
FNUS76 KPQR 301959  
FWSPQR  
 
SPOT FORECAST FOR LEWIS 2...WACCC  
NATIONAL WEATHER SERVICE PORTLAND OR  
1259 PM PDT WED JUL 30 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1300 PDT ON JULY 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
NORTHERLY FLOW CONTINUES ACROSS THE AREA TODAY THROUGH  
THURSDAY. SCATTERED THUNDERSTORMS ARE EXPECTED DURING THE AFTERNOON AND  
EVENING HOURS TODAY AND THURSDAY. LIGHTNING STRIKES ARE POSSIBLE ALONG  
WITH GUSTY AND ERRATIC WINDS NEAR THUNDERSTORMS.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING PARTLY SUNNY. SLIGHT  
CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. SLIGHT  
CHANCE OF SHOWERS THROUGH THE DAY.  
CWR.................4 PERCENT.  
CHANCE OF LIGHTNING.19 PERCENT.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
RIDGETOP...........NORTH WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......6900 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 3 MPH SHIFTING TO THE EAST AROUND  
6 MPH EARLY IN THE AFTERNOON, THEN SHIFTING TO  
THE NORTH 7 TO 8 MPH LATE IN THE AFTERNOON.  
 
TIME (PDT) 1PM 2PM 3PM 4PM 5PM  
SKY (%).........47 63 52 56 33  
WEATHER COV.....SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW  
TSTM COV........SCH SCH SCH SCH  
CWR.............0 0 0 0 0  
CHC OF LTNG (%).20 20 20 20 10  
TEMP............78 77 76 77 76  
RH..............35 37 41 44 42  
20 FT WIND DIR..W W NW NW NW  
20 FT WIND SPD..2 2 2 2 2  
20 FT WIND GUST.5 6 6 6 6  
RIDGE WIND DIR..M M M M M  
RIDGE WIND SPD..M M M M M  
MIX HGT (KFT)...6.9 5.7 4.4 3.0 2.3  
TRANSP WIND DIR.N E N N N  
TRANSP WIND SPD.3 6 7 7 8  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS  
EARLY IN THE EVENING. SLIGHT CHANCE OF RAIN  
SHOWERS LATE IN THE EVENING.  
CWR.................3 PERCENT INCREASING TO 17 PERCENT EARLY IN THE  
MORNING.  
CHANCE OF LIGHTNING.5 PERCENT.  
MIN TEMPERATURE.....AROUND 54.  
MAX HUMIDITY........67 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
RIDGETOP...........LIGHT AND VARIABLE WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTH 7 TO 9 MPH SHIFTING TO THE NORTHEAST 5 TO  
8 MPH OVERNIGHT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........33 30 42 50 36 49 42 52 46 30 26 29  
WEATHER COV.....SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 20  
CHC OF LTNG (%).10 10 0 0 0 0 0 0 0 0 0 0  
TEMP............75 73 67 63 61 61 59 58 57 57 56 55  
RH..............44 50 58 63 66 68 64 64 64 63 62 65  
20 FT WIND DIR..NW NW N N N N NE NE NE NE N E  
20 FT WIND SPD..2 2 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.6 6 6 6 6 5 5 5 5 5 5 5  
RIDGE WIND DIR..M M M M M M M M M M M M  
RIDGE WIND SPD..M M M M M M M M M M M M  
MIX HGT (KFT)...1.9 1.4 0.6 0.5 0.4 0.5 0.4 0.4 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.NW NW N N N N NE NE NE N N N  
TRANSP WIND SPD.8 9 8 7 8 7 8 8 8 6 6 5  
   
THURSDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING PARTLY SUNNY. SLIGHT  
CHANCE OF RAIN SHOWERS IN THE MORNING, THEN CHANCE  
OF RAIN SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
CWR.................22 PERCENT.  
CHANCE OF LIGHTNING.20 PERCENT.  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........54 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
RIDGETOP...........NORTHWEST WINDS 5 TO 7 MPH.GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......2500 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 7 MPH SHIFTING TO THE NORTHWEST 7 TO  
9 MPH LATE IN THE AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........40 31 39 43 49 55 60 59 52 61 48 63  
WEATHER COV..... SCH SCH SCH SCH SCH CHC SCH CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH  
CWR.............20 20 20 20 20 20 20 20 20 20 20 20  
CHC OF LTNG (%).0 0 0 0 0 10 10 10 20 20 20 20  
TEMP............55 56 60 64 68 70 71 72 72 71 70 69  
RH..............64 64 62 56 51 50 49 49 50 51 55 57  
20 FT WIND DIR..N N N N W W W NW N NW NW NW  
20 FT WIND SPD..2 2 2 2 2 2 2 3 3 4 4 4  
20 FT WIND GUST.5 5 5 5 6 6 6 7 7 10 10 10  
RIDGE WIND DIR..M M M M M M M M M M M M  
RIDGE WIND SPD..M M M M M M M M M M M M  
MIX HGT (KFT)...0.4 0.4 0.5 0.7 1.2 1.6 1.9 2.5 2.4 2.3 2.1 2.3  
TRANSP WIND DIR.N N N N NW NW NW NW NW NW NW NW  
TRANSP WIND SPD.6 6 5 6 5 6 6 7 7 8 9 8  
 

 
FORECASTER...BATZ  
REQUESTED BY...WACCC  
TYPE OF REQUEST...WILDFIRE  
.TAG 2518886.0/PQR  
.DELDT 07/30/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JUSTIN.ASHTON-SHARPE@USDA.GOV,WACCC@FIRENET.GOV,DUSTIN.FISHER@USDA.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab OR Page
The Nexlab WA Page Main Text Page