086
FNUS56 KSEW 182130
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
230 PM PDT THU SEP 18 2025
DISCUSSION
WEAK LOW LEVEL ONSHORE FLOW WILL CONTINUE INTO FRIDAY
WITH DECENT RELATIVE HUMIDITY RECOVERY OVERNIGHT. FRONT MOVING
THROUGH THE AREA OVER THE WEEKEND COULD BRING WETTING RAIN TO THE
COAST AS WELL AS THE NORTHERN AND CENTRAL CASCADES SATURDAY NIGHT
INTO SUNDAY MORNING. A RIDGE OF HIGH PRESSURE WILL BUILD OVER THE
AREA MONDAY AND TUESDAY WITH A WEAK FRONT NORTHWEST OF THE COAST.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-191115-
NORTH AND CENTRAL COASTAL STRIP-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-54.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTH WINDS 3 TO 7 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 7 MPH.
* MIXING HEIGHT.........400-700 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......60-70.
* MIN HUMIDITY..........66-81 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.........400-900 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......48-58.
* MAX HUMIDITY..........90-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400-600 FT AGL.
* TRANSPORT WINDS.......NORTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY CLOUDY. CHANCE OF RAIN IN THE
AFTERNOON.
* MAX TEMPERATURE.......57-67.
* MIN HUMIDITY..........82-97 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING SOUTH AROUND 6 MPH IN
THE AFTERNOON.
* RIDGES/UPR SLOPES...SOUTH WINDS 3 TO 7 MPH.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........5 PERCENT.
* CHANCE OF LIGHTNING...2 PERCENT.
SATURDAY NIGHT
RAIN. LOWS IN THE MID 50S. SOUTH WINDS 7 TO
10 MPH.
SUNDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE MORNING, THEN SLIGHT
CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE MID 60S. WEST WINDS
4 TO 7 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN. HIGHS 61 TO 71.
SOUTHEAST WINDS AROUND 3 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 50S. NORTH WINDS AROUND 3 MPH.
TUESDAY
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING. HIGHS
64 TO 74. NORTH WINDS AROUND 3 MPH.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 50S.
HIGHS 61 TO 71.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS IN THE LOWER 60S.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ650-191115-
NORTH COASTAL LOWLANDS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......45-55.
* MAX HUMIDITY..........64-79 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.........500-800 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........47-62 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 3 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........600-1600 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.
FRIDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........74-89 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.........500-700 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........PARTLY SUNNY. CHANCE OF RAIN IN THE
AFTERNOON.
* MAX TEMPERATURE.......60-70...EXCEPT 57-67 RIDGES.
* MIN HUMIDITY..........65-80 PERCENT...EXCEPT 71-86 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...SOUTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........5 PERCENT.
* CHANCE OF LIGHTNING...2 PERCENT.
SATURDAY NIGHT
RAIN. LOWS IN THE LOWER 50S. SOUTH WINDS 6 TO
9 MPH.
SUNDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE MORNING, THEN SLIGHT
CHANCE OF RAIN IN THE AFTERNOON. HIGHS 60 TO 70. WEST WINDS 3 TO
6 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.
MONDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN. HIGHS 62 TO 72.
SOUTH WINDS AROUND 3 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 50S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING. HIGHS
67 TO 77. LIGHT WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 50S.
HIGHS 64 TO 74.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS 59 TO 69.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ651-191115-
CENTRAL COASTAL LOWLANDS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......43-53.
* MAX HUMIDITY..........77-92 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........300-900 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE IN THE AFTERNOON.
* MAX TEMPERATURE.......67-77.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 3 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 3 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.........600-1600 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.
FRIDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........79-94 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..WEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........300-700 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......61-71...EXCEPT 58-68 RIDGES.
* MIN HUMIDITY..........72-87 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
SATURDAY NIGHT
RAIN LIKELY IN THE EVENING, THEN RAIN AFTER
MIDNIGHT. LOWS IN THE MID 50S. SOUTHWEST WINDS 5 TO 8 MPH.
SUNDAY
PARTLY SUNNY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. HIGHS 63 TO 73 VALLEYS...57 TO 67 RIDGES.
WEST WINDS 5 TO 8 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT WINDS.
MONDAY...MOSTLY SUNNY. HIGHS 66 TO 76 VALLEYS
60 TO 70 RIDGES.
LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. LIGHT WINDS.
TUESDAY...MOSTLY SUNNY. HIGHS 71 TO 81 VALLEYS
66 TO 76 RIDGES.
LIGHT WINDS.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS 67 TO 77 VALLEYS...IN THE UPPER 60S RIDGES.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS 62 TO 72 VALLEYS...56 TO 66 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ652-191115-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-54.
* MAX HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........300-600 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE.
* MAX TEMPERATURE.......65-75...EXCEPT 61-71 RIDGES.
* MIN HUMIDITY..........41-56 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
WEST IN THE AFTERNOON.
* MIXING HEIGHT.........400-1400 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE AFTER
MIDNIGHT.
* MIN TEMPERATURE.......45-55.
* MAX HUMIDITY..........64-79 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHEAST AROUND 3 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.........300-600 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTH AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE
AFTERNOON.
* MAX TEMPERATURE.......59-69...EXCEPT 55-65 RIDGES.
* MIN HUMIDITY..........60-75 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 5 MPH.
* RIDGES/UPR SLOPES...SOUTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...2 PERCENT.
* FREEZING LEVEL........13500 FEET.
SATURDAY NIGHT
RAIN. FREEZING LEVEL 11000 FEET. LOWS 45 TO 55.
SOUTHWEST WINDS 6 TO 9 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. FREEZING LEVEL
9000 FEET. HIGHS 56 TO 66 VALLEYS...51 TO 61 RIDGES. WEST WINDS 5 TO
8 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 11000 FEET. LOWS IN THE
UPPER 40S. WEST WINDS AROUND 3 MPH.
MONDAY
SUNNY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON. FREEZING
LEVEL 13000 FEET. HIGHS 58 TO 68. SOUTH WINDS AROUND 3 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. FREEZING
LEVEL 14000 FEET. LOWS IN THE LOWER 50S. LIGHT WINDS.
TUESDAY
WARMER, SUNNY. FREEZING LEVEL 13500 FEET. HIGHS 64 TO 74.
LIGHT WINDS.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
13000 FEET. LOWS IN THE MID 50S. HIGHS 61 TO 71.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
11000 FEET. LOWS IN THE UPPER 40S. HIGHS 54 TO 64.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ661-191115-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE.
* MIN TEMPERATURE.......46-56...EXCEPT 43-53 RIDGES.
* MAX HUMIDITY..........55-70 PERCENT...EXCEPT 48-63 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........400-700 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE THROUGH THE DAY.
* MAX TEMPERATURE.......67-77...EXCEPT 61-71 RIDGES.
* MIN HUMIDITY..........38-53 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE.
* MIN TEMPERATURE.......47-57...EXCEPT 44-54 RIDGES.
* MAX HUMIDITY..........70-85 PERCENT...EXCEPT 56-71 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 5 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.........400-600 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......61-71...EXCEPT 56-66 RIDGES.
* MIN HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..SOUTHWEST WINDS 4 TO 7 MPH.
* RIDGES/UPR SLOPES...SOUTHWEST WINDS 4 TO 7 MPH.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
* FREEZING LEVEL........13500 FEET.
SATURDAY NIGHT
RAIN LIKELY IN THE EVENING, THEN RAIN AFTER
MIDNIGHT. FREEZING LEVEL 11500 FEET. LOWS 44 TO 54. SOUTHWEST WINDS
6 TO 9 MPH.
SUNDAY
PARTLY SUNNY. RAIN LIKELY IN THE MORNING, THEN SLIGHT
CHANCE OF RAIN IN THE AFTERNOON. FREEZING LEVEL 8500 FEET. HIGHS
57 TO 67 VALLEYS...50 TO 60 RIDGES. WEST WINDS 5 TO 8 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 10500 FEET. LOWS 41 TO
51. WEST WINDS AROUND 4 MPH.
MONDAY...SUNNY. FREEZING LEVEL 13000 FEET. HIGHS 60 TO 70 VALLEYS
54 TO 64 RIDGES. SOUTHWEST WINDS AROUND 3 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. FREEZING
LEVEL 14000 FEET. LOWS IN THE LOWER 50S. WEST WINDS AROUND 3 MPH.
TUESDAY
SUNNY. FREEZING LEVEL 13500 FEET. HIGHS 65 TO
75 VALLEYS...59 TO 69 RIDGES. NORTH WINDS AROUND 3 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
13000 FEET. LOWS IN THE LOWER 50S. HIGHS 64 TO 74 VALLEYS...58 TO
68 RIDGES.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
11000 FEET. LOWS 43 TO 53. HIGHS 57 TO 67 VALLEYS...50 TO 60 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ653-191115-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........65-80 PERCENT.
* 20-FOOT WINDS.........WEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........500-600 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......63-73.
* MIN HUMIDITY..........50-65 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........500-900 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........72-87 PERCENT.
* 20-FOOT WINDS.........WEST WINDS AROUND 3 MPH SHIFTING TO THE
SOUTH AFTER MIDNIGHT.
* MIXING HEIGHT.........500 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE
AFTERNOON.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........62-77 PERCENT.
* 20-FOOT WINDS.........SOUTH WINDS 4 TO 7 MPH.
* MIXING HEIGHT.........500-1400 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
SATURDAY NIGHT
RAIN LIKELY IN THE EVENING, THEN RAIN AFTER
MIDNIGHT. LOWS 49 TO 59. SOUTH WINDS 6 TO 9 MPH.
SUNDAY
PARTLY SUNNY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. HIGHS 62 TO 72. SOUTHWEST WINDS 6 TO 9 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS 46 TO
56. SOUTHWEST WINDS AROUND 4 MPH.
MONDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF RAIN. HIGHS 63 TO 73.
SOUTHEAST WINDS AROUND 3 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN
THE LOWER 50S. WEST WINDS AROUND 3 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 65 TO 75. NORTH WINDS AROUND 3 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 50S.
HIGHS 64 TO 74.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS 61 TO 71.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ654-191115-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......45-55.
* MAX HUMIDITY..........62-77 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........400-1100 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE IN THE AFTERNOON.
* MAX TEMPERATURE.......66-76.
* MIN HUMIDITY..........46-61 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 5 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........900-1900 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........74-89 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........60-75 PERCENT.
* 20-FOOT WINDS.........SOUTHWEST WINDS 4 TO 8 MPH.
* MIXING HEIGHT.........500 FT AGL INCREASING TO 2500 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING, THEN
RAIN AFTER MIDNIGHT. LOWS IN THE MID 50S. SOUTHWEST WINDS 9 TO
12 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 6 TO
9 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE EVENING.
LOWS AROUND 50. WEST WINDS AROUND 3 MPH.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND 3 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHWEST WINDS
AROUND 3 MPH.
TUESDAY
SUNNY. HIGHS 69 TO 79. NORTH WINDS AROUND 4 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 50S.
HIGHS IN THE LOWER 70S.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS IN THE UPPER 60S.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ655-191115-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE AFTER
MIDNIGHT.
* MIN TEMPERATURE.......45-55.
* MAX HUMIDITY..........76-91 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........600-1400 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE IN THE AFTERNOON.
* MAX TEMPERATURE.......72-82.
* MIN HUMIDITY..........40-55 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1100-2100 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE IN THE
EVENING.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........79-94 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........500-1200 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......65-75.
* MIN HUMIDITY..........52-67 PERCENT.
* 20-FOOT WINDS.........SOUTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........500 FT AGL INCREASING TO 2700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING, THEN
RAIN LIKELY AFTER MIDNIGHT. LOWS IN THE MID 50S. SOUTHWEST WINDS
5 TO 8 MPH.
SUNDAY
PARTLY SUNNY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. HIGHS 64 TO 74. SOUTHWEST WINDS 5 TO 8 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 3 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 56. LIGHT WINDS.
TUESDAY
SUNNY. HIGHS 73 TO 83. NORTHEAST WINDS AROUND 3 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS 49 TO 59. HIGHS IN
THE MID 70S.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS IN THE UPPER 60S.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ656-191115-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........80-95 PERCENT.
* 20-FOOT WINDS.........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........900-1400 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY
* SKY/WEATHER...........MOSTLY SUNNY. AREAS OF SMOKE.
* MAX TEMPERATURE.......68-78.
* MIN HUMIDITY..........49-64 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING WEST AROUND 3 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........1200-2200 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........77-92 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........800-1200 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTHEAST
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........SOUTHEAST WINDS AROUND 3 MPH SHIFTING TO
THE SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........900 FT AGL INCREASING TO 3200 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
SATURDAY NIGHT
CHANCE OF RAIN IN THE EVENING, THEN RAIN AFTER
MIDNIGHT. LOWS IN THE MID 50S. SOUTH WINDS 6 TO 9 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN IN THE MORNING, THEN CHANCE OF RAIN IN
THE AFTERNOON. HIGHS 60 TO 70. SOUTHWEST WINDS 4 TO 7 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE EVENING.
LOWS IN THE UPPER 40S. SOUTHEAST WINDS AROUND 3 MPH.
MONDAY
WARMER. MOSTLY SUNNY. HIGHS 66 TO 76. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN
THE LOWER 50S. EAST WINDS AROUND 3 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 71 TO 81. LIGHT WINDS.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE MID
50S. HIGHS 69 TO 79.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS 62 TO 72.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ657-191115-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-54.
* MAX HUMIDITY..........82-97 PERCENT.
* 20-FOOT WINDS.........NORTH 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.
FRIDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......70-80.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1100-2100 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE IN THE
EVENING.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........79-94 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1100 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......68-78.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........500 FT AGL INCREASING TO 3000 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. LOWS 51 TO 61. SOUTHWEST
WINDS 5 TO 8 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. HIGHS 63 TO 73. SOUTHWEST WINDS 5 TO 8 MPH.
SUNDAY NIGHT
COOLER. PARTLY CLOUDY. LOWS 45 TO 55. LIGHT WINDS.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. LIGHT WINDS.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE MID
50S. HIGHS IN THE MID 70S.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS IN THE UPPER 60S.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ658-191115-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE.
* MIN TEMPERATURE.......46-56...EXCEPT 43-53 RIDGES.
* MAX HUMIDITY..........72-87 PERCENT.
* 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.........500-900 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........13500 FEET.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE THROUGH THE DAY.
* MAX TEMPERATURE.......68-78...EXCEPT 65-75 RIDGES.
* MIN HUMIDITY..........44-59 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
WEST AROUND 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........900-1900 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE SOUTHWEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14000 FEET.
FRIDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY. AREAS OF SMOKE IN THE
EVENING.
* MIN TEMPERATURE.......46-56...EXCEPT 42-52 RIDGES.
* MAX HUMIDITY..........72-87 PERCENT...EXCEPT 67-82 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 3 MPH SHIFTING TO THE
SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.........500-800 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
SATURDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......64-74...EXCEPT 59-69 RIDGES.
* MIN HUMIDITY..........52-67 PERCENT...EXCEPT 47-62 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 5 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........500 FT AGL INCREASING TO 2700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14000 FEET.
SATURDAY NIGHT
CHANCE OF RAIN IN THE EVENING, THEN RAIN AFTER
MIDNIGHT. FREEZING LEVEL 11500 FEET. LOWS IN THE LOWER 50S VALLEYS...
IN THE MID 40S RIDGES. SOUTHWEST WINDS 7 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN IN THE MORNING, THEN CHANCE OF RAIN IN
THE AFTERNOON. FREEZING LEVEL 8000 FEET. HIGHS 53 TO 63 VALLEYS...
44 TO 54 RIDGES. SOUTHWEST WINDS 6 TO 9 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE EVENING.
FREEZING LEVEL 9000 FEET. LOWS 42 TO 52 VALLEYS...37 TO 47 RIDGES.
SOUTHWEST WINDS AROUND 4 MPH.
MONDAY
WARMER. MOSTLY SUNNY. FREEZING LEVEL 12500 FEET. HIGHS
60 TO 70 VALLEYS...53 TO 63 RIDGES. SOUTHWEST WINDS AROUND 3 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. FREEZING
LEVEL 13500 FEET. LOWS 44 TO 54. SOUTH WINDS AROUND 4 MPH.
TUESDAY
WARMER, SUNNY. FREEZING LEVEL 13500 FEET. HIGHS 67 TO
77 VALLEYS...61 TO 71 RIDGES. SOUTH WINDS AROUND 3 MPH.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. FREEZING LEVEL
13500 FEET. LOWS 47 TO 57. HIGHS 66 TO 76 VALLEYS...60 TO 70 RIDGES.
THURSDAY
COOLER. MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
10500 FEET. LOWS 44 TO 54. HIGHS 56 TO 66 VALLEYS...49 TO 59 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ659-191115-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
230 PM PDT THU SEP 18 2025
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. AREAS OF SMOKE THROUGH THE
NIGHT.
* MIN TEMPERATURE.......43-53.
* MAX HUMIDITY..........73-88 PERCENT...EXCEPT 65-80 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400-900 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........13500 FEET.
FRIDAY
* SKY/WEATHER...........SUNNY. AREAS OF SMOKE IN THE MORNING.
* MAX TEMPERATURE.......70-80...EXCEPT 64-74 RIDGES.
* MIN HUMIDITY..........43-58 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........900-1900 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14000 FEET.
FRIDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......43-53.
* MAX HUMIDITY..........72-87 PERCENT...EXCEPT 62-77 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING SOUTHEAST AROUND 3 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.........400-800 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
SATURDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......65-75...EXCEPT 59-69 RIDGES.
* MIN HUMIDITY..........43-58 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...SOUTH WINDS AROUND 3 MPH SHIFTING TO THE WEST
AROUND 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2500 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14000 FEET.
SATURDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN RAIN LIKELY AFTER MIDNIGHT. FREEZING LEVEL 12500 FEET.
LOWS 47 TO 57 VALLEYS...IN THE MID 40S RIDGES. SOUTHWEST WINDS 4 TO
7 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY IN THE MORNING, THEN CHANCE OF
RAIN IN THE AFTERNOON. FREEZING LEVEL 9000 FEET. HIGHS 55 TO
65 VALLEYS...47 TO 57 RIDGES. WEST WINDS 5 TO 8 MPH.
SUNDAY NIGHT
COLDER. PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
EVENING. FREEZING LEVEL 11000 FEET. LOWS 39 TO 49. WEST WINDS AROUND
3 MPH.
MONDAY
WARMER, SUNNY. FREEZING LEVEL 13500 FEET. HIGHS 64 TO
74 VALLEYS...58 TO 68 RIDGES. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 46 TO
56. EAST WINDS AROUND 3 MPH.
TUESDAY
WARMER, SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 71 TO
81 VALLEYS...65 TO 75 RIDGES. EAST WINDS AROUND 3 MPH.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
14000 FEET. LOWS IN THE MID 50S. HIGHS 68 TO 78 VALLEYS...61 TO
71 RIDGES.
THURSDAY
COOLER. MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
12000 FEET. LOWS 44 TO 54. HIGHS 58 TO 68 VALLEYS...51 TO 61 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 26 - OCT 02, 2025
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
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