049  
FNUS56 KSEW 192217  
FWFSEW  
 
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON  
NATIONAL WEATHER SERVICE SEATTLE WA  
317 PM PDT TUE AUG 19 2025  
   
DISCUSSION  
A FEW LIGHT SHOWERS WILL REMAIN POSSIBLE THIS EVENING,  
MAINLY ALONG THE NORTH CASCADES. COOL TEMPERATURES AND A MIX OF  
CLOUDS AND SUN WILL CONTINUE ACROSS WESTERN WASHINGTON THROUGH  
WEDNESDAY BEFORE A WARMING AND DRYING TREND COMMENCES ON THURSDAY.  
WARM TEMPERATURES AND HUMIDITIES DROPPING DOWN INTO THE 20-30 PERCENT  
RANGE ARE LIKELY ACROSS THE CASCADES AND AREAS SOUTH OF THE SOUND  
FRIDAY AND SATURDAY.  
 
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10  
MINUTE AVERAGES REFLECTING RAWS WINDS.  
 
WAZ649-201130-  
NORTH AND CENTRAL COASTAL STRIP-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......49-59.  
* MAX HUMIDITY..........92-100 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 5 MPH.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........500-800 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......59-69.  
* MIN HUMIDITY..........66-81 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 7 MPH.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 7 MPH.  
* MIXING HEIGHT.........800-1700 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......46-56.  
* MAX HUMIDITY..........84-97 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTH WINDS 4 TO 7 MPH.  
* RIDGES/UPR SLOPES...NORTH WINDS 4 TO 7 MPH.  
* MIXING HEIGHT.........400-1000 FT AGL.  
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......65-75.  
* MIN HUMIDITY..........56-71 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTH WINDS 3 TO 6 MPH.  
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........300-1300 FT AGL.  
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTH WINDS  
4 TO 7 MPH.    
FRIDAY  
WARMER, SUNNY. HIGHS 74 TO 84. NORTH WINDS 3 TO 6 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST WINDS  
AROUND 4 MPH.    
SATURDAY  
SUNNY. HIGHS 72 TO 82. NORTHWEST WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST WINDS  
AROUND 4 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS 68 TO 78. NORTHWEST WINDS AROUND  
3 MPH.    
MONDAY  
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS 65 TO 75.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS 65 TO 75.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ650-201130-  
NORTH COASTAL LOWLANDS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.......45-55.  
* MAX HUMIDITY..........85-100 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 4 MPH.  
* RIDGES/UPR SLOPES...WEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........600-1300 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......62-72...EXCEPT 59-69 RIDGES.  
* MIN HUMIDITY..........56-71 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH  
IN THE AFTERNOON.  
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.........1300-2300 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......47-57.  
* MAX HUMIDITY..........75-90 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........500-1300 FT AGL.  
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......68-78.  
* MIN HUMIDITY..........48-63 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH  
IN THE AFTERNOON.  
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........900-1900 FT AGL.  
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
NORTH IN THE AFTERNOON.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
CLEAR. LOWS 52 TO 62. NORTH WINDS 3 TO 5 MPH.    
FRIDAY  
WARMER, SUNNY. HIGHS 78 TO 88. NORTHEAST WINDS AROUND  
3 MPH SHIFTING TO THE NORTH AROUND 4 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
CLEAR. LOWS 54 TO 64. NORTH WINDS AROUND 3 MPH.    
SATURDAY  
SUNNY. HIGHS 78 TO 88. LIGHT WINDS.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS 54 TO 64. LIGHT WINDS.    
SUNDAY  
SUNNY. HIGHS 75 TO 85. LIGHT WINDS.    
MONDAY  
MOSTLY CLEAR. LOWS 53 TO 63. HIGHS 72 TO 82.    
TUESDAY  
PARTLY CLOUDY. LOWS 52 TO 62. HIGHS 71 TO 81.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ651-201130-  
CENTRAL COASTAL LOWLANDS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......47-57.  
* MAX HUMIDITY..........85-100 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..WEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........500-1500 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......64-74.  
* MIN HUMIDITY..........52-67 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE  
AFTERNOON.  
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE  
AFTERNOON.  
* MIXING HEIGHT.........800 FT AGL INCREASING TO 3200 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......46-56.  
* MAX HUMIDITY..........79-94 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........400-1400 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......72-82.  
* MIN HUMIDITY..........41-56 PERCENT...EXCEPT 48-59 PERCENT  
RIDGES.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTH AROUND 3 MPH IN  
THE AFTERNOON.  
* RIDGES/UPR SLOPES...LIGHT WINDS.  
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2600 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
CLEAR. LOWS 50 TO 60. NORTHWEST WINDS AROUND 3 MPH  
IN THE EVENING BECOMING LIGHT.    
FRIDAY...WARMER, SUNNY. HIGHS 84 TO 94 VALLEYS  
79 TO 89 RIDGES.  
NORTHEAST WINDS 3 TO 5 MPH.    
FRIDAY NIGHT  
CLEAR. LOWS 53 TO 63. LIGHT WINDS.    
SATURDAY  
SUNNY. HIGHS 82 TO 92. LIGHT WINDS.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS 53 TO 63. LIGHT WINDS.    
SUNDAY  
SUNNY. HIGHS 78 TO 88. LIGHT WINDS.    
MONDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS 75 TO 85.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS 74 TO 84.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ652-201130-  
WEST PORTION OF THE OLYMPIC MOUNTAINS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.......41-51.  
* MAX HUMIDITY..........82-97 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.  
* RIDGES/UPR SLOPES...WEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........300-900 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...2 PERCENT.  
* FREEZING LEVEL........11500 FEET.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......62-72...EXCEPT 56-66 RIDGES.  
* MIN HUMIDITY..........51-66 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.  
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE  
AFTERNOON.  
* MIXING HEIGHT.........600 FT AGL INCREASING TO 2600 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........11500 FEET.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-54.  
* MAX HUMIDITY..........68-83 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 3 MPH SHIFTING TO THE  
NORTHEAST AROUND 4 MPH AFTER MIDNIGHT.  
* MIXING HEIGHT.........300-1100 FT AGL.  
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........12500 FEET.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......70-80...EXCEPT 64-74 RIDGES.  
* MIN HUMIDITY..........42-57 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 4 MPH.  
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 5 MPH SHIFTING TO THE  
NORTHWEST AROUND 4 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.........300 FT AGL INCREASING TO 2400 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........14000 FEET.  
   
THURSDAY NIGHT  
CLEAR. FREEZING LEVEL 14500 FEET. LOWS IN THE  
UPPER 50S. NORTH WINDS AROUND 3 MPH SHIFTING TO THE NORTHEAST AROUND  
6 MPH AFTER MIDNIGHT.    
FRIDAY  
WARMER, SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 77 TO  
87 VALLEYS...72 TO 82 RIDGES. NORTHEAST WINDS AROUND 5 MPH SHIFTING  
TO THE NORTHWEST AROUND 3 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
CLEAR. FREEZING LEVEL 15000 FEET. LOWS IN THE LOWER  
60S. NORTHEAST WINDS AROUND 3 MPH.    
SATURDAY  
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 76 TO 86.  
NORTHWEST WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
CLEAR. FREEZING LEVEL 15000 FEET. LOWS IN THE  
LOWER 60S. LIGHT WINDS.    
SUNDAY  
SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 73 TO 83. WEST  
WINDS AROUND 3 MPH.    
MONDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS IN THE UPPER  
50S. HIGHS 71 TO 81.    
TUESDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS IN THE  
UPPER 50S. HIGHS 69 TO 79.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ661-201130-  
EAST PORTION OF THE OLYMPIC MOUNTAINS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.......45-55...EXCEPT 41-51 RIDGES.  
* MAX HUMIDITY..........81-96 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.  
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........400-1000 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...2 PERCENT.  
* FREEZING LEVEL........11500 FEET.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......61-71...EXCEPT 55-65 RIDGES.  
* MIN HUMIDITY..........55-70 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.  
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE  
AFTERNOON.  
* MIXING HEIGHT.........1000-2000 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* FREEZING LEVEL........11500 FEET.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......42-52.  
* MAX HUMIDITY..........71-86 PERCENT...EXCEPT 66-81 PERCENT  
RIDGES.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.  
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........400-1100 FT AGL.  
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........12500 FEET.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......69-79...EXCEPT 63-73 RIDGES.  
* MIN HUMIDITY..........40-55 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 4 TO 5 MPH.  
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........800-1800 FT AGL.  
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........14000 FEET.  
   
THURSDAY NIGHT  
CLEAR. FREEZING LEVEL 14500 FEET. LOWS 51 TO 61.  
NORTH WINDS 3 TO 6 MPH.    
FRIDAY  
WARMER, SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 76 TO  
86 VALLEYS...69 TO 79 RIDGES. NORTHEAST WINDS 4 TO 7 MPH.    
FRIDAY NIGHT  
CLEAR. FREEZING LEVEL 15000 FEET. LOWS 55 TO 65.  
NORTH WINDS AROUND 4 MPH.    
SATURDAY  
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 78 TO  
88 VALLEYS...71 TO 81 RIDGES. NORTHWEST WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
CLEAR. FREEZING LEVEL 15000 FEET. LOWS 56 TO 66.  
WEST WINDS AROUND 3 MPH.    
SUNDAY...SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 76 TO 86 VALLEYS  
 
69 TO 79 RIDGES. WEST WINDS AROUND 3 MPH.    
MONDAY  
CLEAR. FREEZING LEVEL 14500 FEET. LOWS 54 TO 64. HIGHS  
74 TO 84 VALLEYS...67 TO 77 RIDGES.    
TUESDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 52 TO 62.  
HIGHS 72 TO 82 VALLEYS...64 TO 74 RIDGES.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ653-201130-  
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......48-58.  
* MAX HUMIDITY..........80-95 PERCENT.  
* 20-FOOT WINDS.........WEST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........500-700 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......63-73.  
* MIN HUMIDITY..........54-69 PERCENT.  
* 20-FOOT WINDS.........WEST WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........800-1500 FT AGL.  
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......47-57.  
* MAX HUMIDITY..........75-90 PERCENT.  
* 20-FOOT WINDS.........WEST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........500-700 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......67-77.  
* MIN HUMIDITY..........50-65 PERCENT.  
* 20-FOOT WINDS.........NORTH WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........500-1300 FT AGL.  
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST WINDS  
3 TO 6 MPH.    
FRIDAY  
WARMER, SUNNY. HIGHS 75 TO 85. NORTH WINDS 4 TO 7 MPH.    
FRIDAY NIGHT  
CLEAR. LOWS IN THE UPPER 50S. NORTHWEST WINDS AROUND  
4 MPH.    
SATURDAY  
SUNNY. HIGHS 77 TO 87. NORTH WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST WINDS  
AROUND 3 MPH.    
SUNDAY  
SUNNY. HIGHS 75 TO 85. LIGHT WINDS.    
MONDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 73 TO 83.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 72 TO 82.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ654-201130-  
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......51-61.  
* MAX HUMIDITY..........85-100 PERCENT.  
* 20-FOOT WINDS.........NORTHWEST WINDS AROUND 4 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........600-1600 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE NORTH  
AFTER MIDNIGHT.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......65-75.  
* MIN HUMIDITY..........51-66 PERCENT.  
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.........1100 FT AGL INCREASING TO 3300 FT AGL IN  
THE AFTERNOON.  
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......47-57.  
* MAX HUMIDITY..........73-88 PERCENT.  
* 20-FOOT WINDS.........NORTH WINDS 4 TO 7 MPH.  
* MIXING HEIGHT.........700-1700 FT AGL.  
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......70-80.  
* MIN HUMIDITY..........39-54 PERCENT.  
* 20-FOOT WINDS.........NORTH WINDS 4 TO 8 MPH.  
* MIXING HEIGHT.........1100-2100 FT AGL.  
* TRANSPORT WINDS.......NORTH 10 TO 15 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
CLEAR. LOWS IN THE MID 50S. NORTH WINDS 5 TO  
8 MPH.    
FRIDAY  
WARMER, SUNNY. HIGHS 81 TO 91. NORTH WINDS 5 TO 8 MPH.    
FRIDAY NIGHT  
CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS AROUND  
5 MPH.    
SATURDAY  
SUNNY. HIGHS 83 TO 93. NORTH WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND  
3 MPH.    
SUNDAY  
SUNNY. HIGHS 82 TO 92. NORTHWEST WINDS AROUND 3 MPH.    
MONDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 80 TO 90.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 78 TO 88.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ655-201130-  
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......49-59.  
* MAX HUMIDITY..........85-100 PERCENT.  
* 20-FOOT WINDS.........WEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........800-1800 FT AGL.  
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......68-78.  
* MIN HUMIDITY..........47-62 PERCENT.  
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.........1100 FT AGL INCREASING TO 3600 FT AGL IN  
THE AFTERNOON.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......46-56.  
* MAX HUMIDITY..........74-89 PERCENT.  
* 20-FOOT WINDS.........NORTH WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........800-1800 FT AGL.  
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......76-86.  
* MIN HUMIDITY..........33-48 PERCENT.  
* 20-FOOT WINDS.........NORTHEAST WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........700 FT AGL INCREASING TO 2700 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......NORTHEAST AROUND 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
CLEAR. LOWS 51 TO 61. NORTHEAST WINDS 4 TO 7 MPH.    
FRIDAY  
WARMER, SUNNY. HIGHS 86 TO 96. NORTHEAST WINDS 4 TO 7 MPH.   
FRIDAY NIGHT  
CLEAR. LOWS 55 TO 65. NORTHEAST WINDS AROUND 3 MPH.    
SATURDAY  
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS 55 TO 65. LIGHT WINDS.    
SUNDAY  
SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.    
MONDAY  
MOSTLY CLEAR. LOWS 53 TO 63. HIGHS IN THE MID 80S.    
TUESDAY  
MOSTLY CLEAR. LOWS 52 TO 62. HIGHS IN THE MID 80S.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ656-201130-  
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......48-58.  
* MAX HUMIDITY..........85-100 PERCENT.  
* 20-FOOT WINDS.........WEST WINDS AROUND 3 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........1100-1900 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......63-73.  
* MIN HUMIDITY..........49-64 PERCENT.  
* 20-FOOT WINDS.........LIGHT WINDS BECOMING WEST AROUND 5 MPH IN  
THE AFTERNOON.  
* MIXING HEIGHT.........1500 FT AGL INCREASING TO 3600 FT AGL IN  
THE AFTERNOON.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......46-56.  
* MAX HUMIDITY..........76-91 PERCENT.  
* 20-FOOT WINDS.........NORTHWEST WINDS AROUND 3 MPH SHIFTING TO  
THE NORTHEAST AFTER MIDNIGHT.  
* MIXING HEIGHT.........900-1900 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......72-82.  
* MIN HUMIDITY..........36-51 PERCENT.  
* 20-FOOT WINDS.........NORTHEAST WINDS AROUND 3 MPH SHIFTING TO  
THE NORTHWEST AROUND 4 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.........1300-2300 FT AGL.  
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS 52 TO 62. NORTHWEST WINDS  
AROUND 4 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.    
FRIDAY  
WARMER, SUNNY. HIGHS 83 TO 93. NORTHEAST WINDS AROUND  
5 MPH SHIFTING TO THE NORTHWEST AROUND 4 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
CLEAR. LOWS 55 TO 65. NORTHEAST WINDS AROUND 3 MPH.    
SATURDAY  
SUNNY. HIGHS 85 TO 95. NORTH WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS 57 TO 67. NORTHEAST WINDS  
AROUND 3 MPH.    
SUNDAY  
SUNNY. HIGHS 83 TO 93. LIGHT WINDS.    
MONDAY  
MOSTLY CLEAR. LOWS 55 TO 65. HIGHS 80 TO 90.    
TUESDAY  
MOSTLY CLEAR. LOWS 54 TO 64. HIGHS 78 TO 88.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ657-201130-  
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......48-58.  
* MAX HUMIDITY..........85-100 PERCENT.  
* 20-FOOT WINDS.........LIGHT WINDS.  
* MIXING HEIGHT.........1100-2100 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
WEDNESDAY  
 
* SKY/WEATHER...........PARTLY SUNNY THEN BECOMING SUNNY.  
* MAX TEMPERATURE.......67-77.  
* MIN HUMIDITY..........47-62 PERCENT.  
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.........1400 FT AGL INCREASING TO 3700 FT AGL IN  
THE AFTERNOON.  
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-54.  
* MAX HUMIDITY..........80-95 PERCENT.  
* 20-FOOT WINDS.........NORTH WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........800-1800 FT AGL.  
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......74-84.  
* MIN HUMIDITY..........39-54 PERCENT.  
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 5 MPH IN  
THE AFTERNOON.  
* MIXING HEIGHT.........1100-2100 FT AGL.  
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
   
THURSDAY NIGHT  
CLEAR. LOWS IN THE MID 50S. NORTHEAST WINDS 3 TO  
5 MPH.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS AROUND  
3 MPH SHIFTING TO THE NORTH AROUND 4 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
CLEAR. LOWS IN THE UPPER 50S. NORTHEAST WINDS AROUND  
3 MPH.    
SATURDAY  
SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.    
SUNDAY  
SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.    
MONDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.   
TUESDAY  
MOSTLY CLEAR. LOWS 54 TO 64. HIGHS IN THE MID 80S.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ658-201130-  
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......47-57...EXCEPT 41-51 RIDGES.  
* MAX HUMIDITY..........80-95 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.  
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 5 MPH.  
* MIXING HEIGHT.........600-1200 FT AGL.  
* TRANSPORT WINDS.......WEST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* FREEZING LEVEL........11500 FEET.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......63-73...EXCEPT 57-67 RIDGES.  
* MIN HUMIDITY..........51-66 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.  
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 6 MPH.  
* MIXING HEIGHT.........1400-2400 FT AGL.  
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* FREEZING LEVEL........11000 FEET.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......44-54...EXCEPT 40-50 RIDGES.  
* MAX HUMIDITY..........72-87 PERCENT...EXCEPT 65-80 PERCENT  
RIDGES.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 4 MPH.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE  
NORTHEAST AROUND 5 MPH AFTER MIDNIGHT.  
* MIXING HEIGHT.........500-1400 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........12500 FEET.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......72-82...EXCEPT 66-76 RIDGES.  
* MIN HUMIDITY..........34-49 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 4 MPH.  
* RIDGES/UPR SLOPES...EAST WINDS AROUND 5 MPH SHIFTING TO THE  
NORTHWEST AROUND 4 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.........500 FT AGL INCREASING TO 2900 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......EAST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........13000 FEET.  
   
THURSDAY NIGHT  
MOSTLY CLEAR. FREEZING LEVEL 14000 FEET. LOWS  
50 TO 60. NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE EAST AROUND  
8 MPH AFTER MIDNIGHT.    
FRIDAY  
WARMER, SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 80 TO  
90 VALLEYS...72 TO 82 RIDGES. EAST WINDS 3 TO 7 MPH.    
FRIDAY NIGHT  
CLEAR. FREEZING LEVEL 15000 FEET. LOWS 53 TO 63.  
EAST WINDS AROUND 5 MPH.    
SATURDAY  
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 82 TO  
92 VALLEYS...76 TO 86 RIDGES. EAST WINDS AROUND 4 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. FREEZING LEVEL 15000 FEET. LOWS  
56 TO 66. SOUTH WINDS AROUND 4 MPH.    
SUNDAY...SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 80 TO 90 VALLEYS  
 
74 TO 84 RIDGES. SOUTHWEST WINDS AROUND 3 MPH.    
MONDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 53 TO 63.  
HIGHS 77 TO 87 VALLEYS...70 TO 80 RIDGES.    
TUESDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 52 TO 62.  
HIGHS 76 TO 86 VALLEYS...69 TO 79 RIDGES.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WAZ659-201130-  
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-  
317 PM PDT TUE AUG 19 2025  
   
TONIGHT  
 
* SKY/WEATHER...........MOSTLY CLOUDY.  
* MIN TEMPERATURE.......45-55...EXCEPT 42-52 RIDGES.  
* MAX HUMIDITY..........77-92 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH IN THE EVENING  
BECOMING LIGHT.  
* MIXING HEIGHT.........600-1600 FT AGL.  
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........12000 FEET.  
   
WEDNESDAY  
 
* SKY/WEATHER...........MOSTLY SUNNY.  
* MAX TEMPERATURE.......65-75...EXCEPT 57-67 RIDGES.  
* MIN HUMIDITY..........49-64 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.  
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH  
IN THE AFTERNOON.  
* MIXING HEIGHT.........1300-2300 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST 5 TO 10 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...1 PERCENT.  
* FREEZING LEVEL........12000 FEET.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER...........MOSTLY CLEAR.  
* MIN TEMPERATURE.......42-52.  
* MAX HUMIDITY..........75-90 PERCENT...EXCEPT 63-78 PERCENT  
RIDGES.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.  
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE  
NORTHEAST AROUND 5 MPH AFTER MIDNIGHT.  
* MIXING HEIGHT.........400-1400 FT AGL.  
* TRANSPORT WINDS.......NORTHWEST AROUND 10 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........13000 FEET.  
   
THURSDAY  
 
* SKY/WEATHER...........SUNNY.  
* MAX TEMPERATURE.......74-84...EXCEPT 67-77 RIDGES.  
* MIN HUMIDITY..........34-49 PERCENT.  
* 20-FOOT WINDS.........  
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 4 MPH.  
* RIDGES/UPR SLOPES...EAST WINDS AROUND 5 MPH SHIFTING TO THE NORTH  
AROUND 4 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2800 FT AGL IN THE  
AFTERNOON.  
* TRANSPORT WINDS.......EAST AROUND 5 MPH.  
* CWR (>0.25)...........0 PERCENT.  
* CHANCE OF LIGHTNING...0 PERCENT.  
* FREEZING LEVEL........14500 FEET.  
   
THURSDAY NIGHT  
CLEAR. FREEZING LEVEL 15000 FEET. LOWS 51 TO 61.  
NORTH WINDS AROUND 4 MPH SHIFTING TO THE EAST AROUND 6 MPH AFTER  
MIDNIGHT.    
FRIDAY  
WARMER, SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 82 TO  
92 VALLEYS...75 TO 85 RIDGES. EAST WINDS 5 TO 8 MPH.    
FRIDAY NIGHT  
CLEAR. FREEZING LEVEL 15500 FEET. LOWS 56 TO 66.  
EAST WINDS AROUND 4 MPH.    
SATURDAY  
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 84 TO  
94 VALLEYS...77 TO 87 RIDGES. EAST WINDS AROUND 3 MPH.    
SATURDAY NIGHT  
MOSTLY CLEAR. FREEZING LEVEL 15500 FEET. LOWS  
57 TO 67. EAST WINDS AROUND 3 MPH.    
SUNDAY...SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 81 TO 91 VALLEYS  
 
75 TO 85 RIDGES. WEST WINDS AROUND 3 MPH.    
MONDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 54 TO 64.  
HIGHS 77 TO 87 VALLEYS...71 TO 81 RIDGES.    
TUESDAY  
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 52 TO 62.  
HIGHS 76 TO 86 VALLEYS...69 TO 79 RIDGES.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025  
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 
 
 
WWW.WEATHER.GOV/SEATTLE  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab WA Page
Main Text Page