551
FNUS56 KSEW 072117
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
217 PM PDT MON SEP 7 2026
DISCUSSION
SHOWERS DIMINISH TONIGHT AS THE UPPER LOW CONTINUES TO
SLIDE AWAY FROM THE REGION. ONSHORE LOW-LEVEL FLOW BRINGS EXCELLENT
RH RECOVERY AND WIDESPREAD CLOUDS TONIGHT, BUT BUILDING HIGH
PRESSURE BRINGS CLEARING AND WARMING TUESDAY AND ESPECIALLY
WEDNESDAY. LIGHT OFFSHORE LOW-LEVEL FLOW LATE TUESDAY THROUGH
WEDNESDAY BRINGS FAIR RECOVERY IN THE MOUNTAINS AND NEAR CRITICAL
MINIMUM RHS WEDNESDAY, THOUGH RECENT MOISTURE LIMITS THE FIRE WEATHER
CONCERN. NEXT DISTURBANCE BRINGS INCREASING MOISTURE, COOLER
TEMPERATURES, AND BREEZY WINDS LATE THURSDAY INTO FRIDAY.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE
TOPS) ARE 10 MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-081215-
NORTH AND CENTRAL COASTAL STRIP-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......49-59.
* MAX HUMIDITY..........91-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400-900 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......62-72.
* MIN HUMIDITY..........68-83 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 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........600-1400 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......49-59.
* MAX HUMIDITY..........92-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 5 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400-700 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......65-75.
* MIN HUMIDITY..........66-81 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........400-1100 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.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHWEST
WINDS 4 TO 7 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS 7 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHWEST
WINDS AROUND 7 MPH.
FRIDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. HIGHS IN THE
LOWER 60S. WEST WINDS AROUND 4 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE EVENING,
THEN CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN THE LOWER 50S. LIGHT
WINDS.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE MID 60S. SOUTH WINDS
AROUND 3 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
60S.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS 65 TO 75.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ650-081215-
NORTH COASTAL LOWLANDS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........400-1200 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........64-79 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........900-1900 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.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......48-58.
* MAX HUMIDITY..........80-95 PERCENT...EXCEPT 85-NEAR 100 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...NORTH WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400-800 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......69-79...EXCEPT 66-76 RIDGES.
* MIN HUMIDITY..........57-72 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.........500-1500 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHWEST
WINDS 3 TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS 4 TO
7 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 3 MPH.
FRIDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. HIGHS 58 TO 68. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS
AROUND 50. LIGHT WINDS.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE AFTERNOON. HIGHS
62 TO 72. LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE LOWER
50S. HIGHS 64 TO 74.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS 67 TO 77.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ651-081215-
CENTRAL COASTAL LOWLANDS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......45-55.
* MAX HUMIDITY..........89-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......67-77...EXCEPT 64-74 RIDGES.
* MIN HUMIDITY..........55-70 PERCENT...EXCEPT 65-73 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........600 FT AGL INCREASING TO 2800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......AROUND 52.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHEAST AROUND 3 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.........300-1000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......70-80...EXCEPT 67-77 RIDGES.
* MIN HUMIDITY..........52-67 PERCENT...EXCEPT 62-71 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........700-1700 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.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. WEST WINDS
3 TO 6 MPH.
THURSDAY...PARTLY SUNNY. HIGHS 63 TO 73 VALLEYS
IN THE LOWER 60S
RIDGES. WEST WINDS 6 TO 9 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS
AROUND 6 MPH.
FRIDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
HIGHS IN THE MID 60S VALLEYS...IN THE UPPER 50S RIDGES. WEST WINDS
AROUND 3 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS
AROUND 50. LIGHT WINDS.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE UPPER 60S VALLEYS...IN
THE LOWER 60S RIDGES. LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS AROUND 50.
HIGHS IN THE LOWER 70S VALLEYS...IN THE MID 60S RIDGES.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS 70 TO
80 VALLEYS...IN THE UPPER 60S RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ652-081215-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.......40-50.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHEAST AROUND 3 MPH
AFTER MIDNIGHT.
* MIXING HEIGHT.........300-1100 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........11000 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......63-73...EXCEPT 59-69 RIDGES.
* MIN HUMIDITY..........56-71 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 3 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.........600 FT AGL INCREASING TO 2700 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........12500 FEET.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-54.
* MAX HUMIDITY..........74-89 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.........300-900 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......67-77...EXCEPT 63-73 RIDGES.
* MIN HUMIDITY..........50-65 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 3 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* MIXING HEIGHT.........700-1700 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........15000 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 14000 FEET. LOWS
48 TO 58. LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH AFTER
MIDNIGHT.
THURSDAY
MOSTLY SUNNY. FREEZING LEVEL 12500 FEET. HIGHS 56 TO 66.
WEST WINDS 4 TO 7 MPH.
THURSDAY NIGHT
COLDER. MOSTLY CLEAR. FREEZING LEVEL 11000 FEET.
LOWS 41 TO 51. WEST WINDS AROUND 4 MPH.
FRIDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE AFTERNOON. FREEZING
LEVEL 8000 FEET. HIGHS 50 TO 60. WEST WINDS AROUND 3 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN IN THE EVENING, THEN
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. FREEZING LEVEL 7500 FEET. LOWS
41 TO 51. LIGHT WINDS.
SATURDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE AFTERNOON. FREEZING
LEVEL 7000 FEET. HIGHS 56 TO 66 VALLEYS...51 TO 61 RIDGES. NORTHWEST
WINDS AROUND 3 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. FREEZING LEVEL
9000 FEET. LOWS 42 TO 52. HIGHS 59 TO 69 VALLEYS...54 TO 64 RIDGES.
MONDAY
MOSTLY CLEAR. FREEZING LEVEL 11500 FEET. LOWS 43 TO 53.
HIGHS 62 TO 72 VALLEYS...57 TO 67 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ661-081215-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......42-52...EXCEPT 39-49 RIDGES.
* MAX HUMIDITY..........82-97 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTH AROUND 3 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.........400-1000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
* FREEZING LEVEL........11000 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......63-73...EXCEPT 58-68 RIDGES.
* MIN HUMIDITY..........58-73 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........1000-2000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........12500 FEET.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57...EXCEPT 44-54 RIDGES.
* MAX HUMIDITY..........76-91 PERCENT...EXCEPT 68-83 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTH AROUND 3 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.........300-900 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......67-77...EXCEPT 62-72 RIDGES.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........700-1700 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........15000 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 14000 FEET. LOWS
47 TO 57. WEST WINDS 3 TO 6 MPH.
THURSDAY
MOSTLY SUNNY. FREEZING LEVEL 12500 FEET. HIGHS 60 TO
70 VALLEYS...52 TO 62 RIDGES. WEST WINDS 3 TO 6 MPH.
THURSDAY NIGHT
COLDER. PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN
THE EVENING. FREEZING LEVEL 11000 FEET. LOWS 43 TO 53 VALLEYS...
36 TO 46 RIDGES. WEST WINDS AROUND 4 MPH.
FRIDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE AFTERNOON. FREEZING
LEVEL 8500 FEET. HIGHS 54 TO 64 VALLEYS...46 TO 56 RIDGES. WEST
WINDS AROUND 4 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. FREEZING LEVEL
7500 FEET. LOWS IN THE UPPER 40S VALLEYS...37 TO 47 RIDGES. WEST
WINDS AROUND 3 MPH.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. FREEZING LEVEL 7000 FEET. HIGHS
56 TO 66 VALLEYS...47 TO 57 RIDGES. WEST WINDS AROUND 3 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. FREEZING LEVEL
8500 FEET. LOWS IN THE UPPER 40S VALLEYS...39 TO 49 RIDGES. HIGHS
60 TO 70 VALLEYS...51 TO 61 RIDGES.
MONDAY
MOSTLY CLEAR. FREEZING LEVEL 11500 FEET. LOWS AROUND
50 VALLEYS...40 TO 50 RIDGES. HIGHS 62 TO 72 VALLEYS...54 TO
64 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ653-081215-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........WEST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........400-600 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........63-78 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........500-1200 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......48-58.
* MAX HUMIDITY..........79-94 PERCENT.
* 20-FOOT WINDS.........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400-500 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......66-76.
* MIN HUMIDITY..........63-78 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........400-1100 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. WEST WINDS
3 TO 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS 64 TO 74. WEST WINDS 4 TO 7 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 47 TO 57. SOUTHWEST WINDS
AROUND 4 MPH.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE AFTERNOON. HIGHS
61 TO 71. SOUTH WINDS AROUND 4 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 50S. LIGHT WINDS.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS 62 TO 72. WEST
WINDS AROUND 3 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE LOWER
50S. HIGHS 64 TO 74.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS 65 TO 75.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ654-081215-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......66-76.
* MIN HUMIDITY..........59-74 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHEAST AROUND 6 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1200-2200 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......49-59.
* MAX HUMIDITY..........77-92 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........400-1200 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......69-79.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTH WINDS
AROUND 3 MPH IN THE EVENING BECOMING LIGHT.
THURSDAY
PARTLY SUNNY. HIGHS 66 TO 76. SOUTHWEST WINDS 3 TO
6 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
EVENING. LOWS IN THE LOWER 50S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. SOUTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE EVENING,
THEN CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN THE LOWER 50S. WEST
WINDS AROUND 3 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
60S. SOUTHWEST WINDS AROUND 4 MPH.
SUNDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS IN THE LOWER 70S.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS 68 TO 78.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ655-081215-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......44-54.
* MAX HUMIDITY..........85-100 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......70-80.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 3 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........700 FT AGL INCREASING TO 3000 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......NORTHEAST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........78-93 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......74-84.
* MIN HUMIDITY..........42-57 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 3 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS
BECOMING SOUTHWEST AROUND 3 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS
4 TO 8 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. WEST WINDS AROUND
5 MPH.
FRIDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 3 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN
THE UPPER 40S. LIGHT WINDS.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE UPPER 60S. LIGHT
WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S.
MONDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 70S.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ656-081215-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......43-53.
* MAX HUMIDITY..........76-91 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE NORTHEAST
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING WEST AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........1100-2100 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.
TUESDAY NIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........76-91 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........300-900 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......69-79.
* MIN HUMIDITY..........42-57 PERCENT.
* 20-FOOT WINDS.........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 WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
THURSDAY
PARTLY SUNNY WITH SLIGHT CHANCE OF RAIN. HIGHS 65 TO 75.
LIGHT WINDS BECOMING WEST AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN
THE LOWER 50S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
HIGHS 62 TO 72. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.
LOWS IN THE LOWER 50S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 64 TO 74.
LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE LOWER
50S. HIGHS 67 TO 77.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS 70 TO 80.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ657-081215-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......45-55.
* MAX HUMIDITY..........80-95 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......67-77.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 3 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........700 FT AGL INCREASING TO 2800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........78-93 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........300-1100 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......72-82.
* MIN HUMIDITY..........45-60 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* 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.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. HIGHS 67 TO 77. LIGHT WINDS BECOMING WEST
AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS
47 TO 57. SOUTHWEST WINDS AROUND 3 MPH.
FRIDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
HIGHS 63 TO 73. SOUTHWEST WINDS AROUND 3 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.
LOWS 46 TO 56. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 63 TO 73.
LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S.
HIGHS IN THE LOWER 70S.
MONDAY
PARTLY CLOUDY. LOWS 47 TO 57. HIGHS IN THE MID 70S.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ658-081215-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
* MIN TEMPERATURE.......43-53...EXCEPT 37-47 RIDGES.
* MAX HUMIDITY..........76-91 PERCENT...EXCEPT 85-100 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 3 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* MIXING HEIGHT.........400-1100 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......65-75...EXCEPT 59-69 RIDGES.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS AROUND 3 MPH SHIFTING TO THE WEST
AROUND 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........600 FT AGL INCREASING TO 2800 FT AGL IN THE
AFTERNOON.
* 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........11500 FEET.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-56...EXCEPT 41-51 RIDGES.
* MAX HUMIDITY..........72-87 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 3 MPH SHIFTING TO THE
EAST AROUND 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.........200-1000 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE EAST
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13000 FEET.
WEDNESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......68-78...EXCEPT 62-72 RIDGES.
* MIN HUMIDITY..........42-57 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 5 MPH SHIFTING TO THE WEST
AROUND 4 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........300 FT AGL INCREASING TO 2700 FT AGL IN THE
AFTERNOON.
* 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........14500 FEET.
WEDNESDAY NIGHT
MOSTLY CLOUDY. FREEZING LEVEL 14000 FEET. LOWS IN
THE MID 50S VALLEYS...IN THE UPPER 40S RIDGES. SOUTHWEST WINDS 4 TO
7 MPH.
THURSDAY
PARTLY SUNNY WITH SLIGHT CHANCE OF RAIN. FREEZING LEVEL
11500 FEET. HIGHS 60 TO 70 VALLEYS...51 TO 61 RIDGES. WEST WINDS
5 TO 8 MPH.
THURSDAY NIGHT
COLDER. PARTLY CLOUDY. SLIGHT CHANCE OF RAIN IN
THE EVENING. FREEZING LEVEL 10000 FEET. LOWS IN THE UPPER 40S
VALLEYS...37 TO 47 RIDGES. WEST WINDS AROUND 4 MPH.
FRIDAY
PARTLY SUNNY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. FREEZING LEVEL 8000 FEET. HIGHS
56 TO 66 VALLEYS...48 TO 58 RIDGES. WEST WINDS AROUND 4 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.
FREEZING LEVEL 7500 FEET. LOWS 43 TO 53 VALLEYS...IN THE LOWER 40S
RIDGES. NORTHWEST WINDS AROUND 3 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. FREEZING LEVEL
7000 FEET. HIGHS 57 TO 67 VALLEYS...47 TO 57 RIDGES. NORTHWEST WINDS
AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL 8000 FEET.
LOWS IN THE UPPER 40S VALLEYS...37 TO 47 RIDGES. HIGHS 61 TO
71 VALLEYS...52 TO 62 RIDGES.
MONDAY
PARTLY CLOUDY. FREEZING LEVEL 10500 FEET. LOWS 44 TO
54 VALLEYS...39 TO 49 RIDGES. HIGHS 64 TO 74 VALLEYS...57 TO
67 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ659-081215-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
217 PM PDT MON SEP 7 2026
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......43-53...EXCEPT 35-45 RIDGES.
* MAX HUMIDITY..........71-86 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 3 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* MIXING HEIGHT.........500-1500 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........10500 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......67-77...EXCEPT 59-69 RIDGES.
* MIN HUMIDITY..........47-62 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.........600 FT AGL INCREASING TO 2700 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........12000 FEET.
TUESDAY NIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57...EXCEPT 43-53 RIDGES.
* MAX HUMIDITY..........64-79 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
EAST AROUND 6 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.........200-900 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE EAST
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......73-83...EXCEPT 63-73 RIDGES.
* MIN HUMIDITY..........38-53 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 5 MPH SHIFTING TO THE WEST
AROUND 3 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........300 FT AGL INCREASING TO 2600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........15000 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 15000 FEET. LOWS
48 TO 58. WEST WINDS 3 TO 5 MPH.
THURSDAY
MOSTLY SUNNY. FREEZING LEVEL 13500 FEET. HIGHS 62 TO
72 VALLEYS...53 TO 63 RIDGES. WEST WINDS 4 TO 7 MPH.
THURSDAY NIGHT
COLDER. PARTLY CLOUDY. CHANCE OF RAIN IN THE
EVENING. FREEZING LEVEL 11500 FEET. LOWS 43 TO 53 VALLEYS...36 TO
46 RIDGES. WEST WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE AFTERNOON.
FREEZING LEVEL 9500 FEET. HIGHS 57 TO 67 VALLEYS...48 TO 58 RIDGES.
WEST WINDS AROUND 4 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT.
FREEZING LEVEL 8000 FEET. LOWS 43 TO 53 VALLEYS...IN THE LOWER 40S
RIDGES. WEST WINDS AROUND 3 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. FREEZING LEVEL
7000 FEET. HIGHS 56 TO 66 VALLEYS...46 TO 56 RIDGES. WEST WINDS
AROUND 3 MPH.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. FREEZING LEVEL
8000 FEET. LOWS 44 TO 54 VALLEYS...IN THE LOWER 40S RIDGES. HIGHS
61 TO 71 VALLEYS...51 TO 61 RIDGES.
MONDAY
PARTLY CLOUDY. FREEZING LEVEL 11000 FEET. LOWS 45 TO
55 VALLEYS...39 TO 49 RIDGES. HIGHS 65 TO 75 VALLEYS...55 TO
65 RIDGES.
.8 TO 14 DAY OUTLOOK FOR SEP 15 - 21 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
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