642
FNUS56 KSEW 121018
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
318 AM PDT MON OCT 12 2026
DISCUSSION
DRY NORTHERLY FLOW ALOFT TODAY WITH UPPER LEVEL LOW OVER
SOUTHEAST OREGON AND UPPER LEVEL RIDGE OVER SOUTHERN BRITISH
COLUMBIA. RIDGE MOVING OVER WESTERN WASHINGTON TONIGHT WILL
WEAKEN TUESDAY AS AN ATMOSPHERIC RIVER MOVES INTO SOUTHERN
BRITISH COLUMBIA. THE RIDGE WILL REBUILD OVER THE AREA
WEDNESDAY AND THURSDAY THEN SHIFT EAST FRIDAY. LOW LEVEL
OFFSHORE FLOW THURSDAY AND FRIDAY FOR A COUPLE OF WARM DAYS WITH
LOWER MINIMUM RELATIVE HUMIDITY VALUES. WEAKENING SYSTEM MOVING INTO
WESTERN WASHINGTON FRIDAY NIGHT AND SATURDAY WITH ANOTHER SYSTEM
POSSIBLE SUNDAY NIGHT.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-122315-
NORTH AND CENTRAL COASTAL STRIP-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........62-77 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING SOUTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLOUDY.
* MIN TEMPERATURE.......41-51.
* MAX HUMIDITY..........86-100 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400-500 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........79-94 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..SOUTHEAST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........500-1000 FT AGL.
* TRANSPORT WINDS.......SOUTH 5 TO 10 MPH.
* CWR (>0.25)...........5 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
TUESDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE LOWER
50S. SOUTHEAST WINDS 4 TO 7 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
60S. SOUTH WINDS 3 TO 6 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 64 TO 74. NORTHEAST WINDS
3 TO 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 61 TO 71. SOUTHEAST WINDS AROUND
3 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE LOWER
50S. HIGHS AROUND 60.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ650-122315-
NORTH COASTAL LOWLANDS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......53-63.
* MIN HUMIDITY..........49-64 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING SOUTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........700-1700 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......40-50.
* MAX HUMIDITY..........72-87 PERCENT...EXCEPT 77-92 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400-600 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN.
* MAX TEMPERATURE.......51-61.
* MIN HUMIDITY..........67-82 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..SOUTHEAST WINDS 3 TO 4 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING SOUTHEAST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........400-800 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 50S. LIGHT WINDS BECOMING SOUTHEAST AROUND 3 MPH AFTER
MIDNIGHT.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN
SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE LOWER 60S.
SOUTHEAST WINDS AROUND 3 MPH IN THE MORNING BECOMING LIGHT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. EAST WINDS UP TO
3 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 66 TO 76. EAST WINDS AROUND
3 MPH IN THE MORNING BECOMING LIGHT.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 57. EAST WINDS AROUND
4 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 64 TO 74. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE LOWER 50S.
HIGHS 56 TO 66.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID 40S.
HIGHS 54 TO 64.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ651-122315-
CENTRAL COASTAL LOWLANDS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........49-64 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2400 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.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......37-47.
* MAX HUMIDITY..........78-93 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...WEST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........300-600 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY CLOUDY.
* MAX TEMPERATURE.......51-61.
* MIN HUMIDITY..........70-85 PERCENT...EXCEPT 79-87 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400-1100 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN
THE UPPER 40S. LIGHT WINDS.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING. HIGHS IN
THE MID 60S VALLEYS...IN THE UPPER 50S RIDGES. SOUTH WINDS UP TO
3 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS
BECOMING NORTHEAST AROUND 3 MPH AFTER MIDNIGHT.
THURSDAY...WARMER. MOSTLY SUNNY. HIGHS 69 TO 79 VALLEYS
64 TO
74 RIDGES. EAST WINDS 4 TO 7 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST WINDS
AROUND 5 MPH.
FRIDAY...MOSTLY SUNNY. HIGHS 67 TO 77 VALLEYS
62 TO 72 RIDGES.
SOUTHEAST WINDS AROUND 4 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 60S VALLEYS...IN THE UPPER 50S RIDGES.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID 40S.
HIGHS IN THE LOWER 60S VALLEYS...IN THE MID 50S RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ652-122315-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......51-61...EXCEPT 47-57 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
WEST 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........9000 FEET.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......37-47.
* MAX HUMIDITY..........67-82 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 1 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........300-600 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
AFTERNOON.
* MAX TEMPERATURE.......50-60...EXCEPT 46-56 RIDGES.
* MIN HUMIDITY..........64-79 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 1 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400-800 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
TUESDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE
EVENING, THEN CHANCE OF RAIN AFTER MIDNIGHT. FREEZING LEVEL
10000 FEET. LOWS IN THE UPPER 40S. SOUTHWEST WINDS 3 TO 4 MPH.
WEDNESDAY
WARMER. MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING.
FREEZING LEVEL 10000 FEET. HIGHS 52 TO 62. SOUTHWEST WINDS AROUND
3 MPH IN THE MORNING BECOMING LIGHT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. FREEZING LEVEL 12000 FEET. LOWS IN
THE UPPER 40S. LIGHT WINDS BECOMING NORTHEAST AROUND 4 MPH AFTER
MIDNIGHT.
THURSDAY
WARMER. MOSTLY SUNNY. FREEZING LEVEL 13000 FEET. HIGHS
63 TO 73 VALLEYS...58 TO 68 RIDGES. NORTHEAST WINDS AROUND 5 MPH IN
THE MORNING BECOMING LIGHT.
THURSDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 13000 FEET. LOWS IN
THE LOWER 50S. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. FREEZING LEVEL 13000 FEET. HIGHS 60 TO 70.
SOUTH WINDS AROUND 4 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF RAIN. FREEZING
LEVEL 11000 FEET. LOWS 44 TO 54. HIGHS 49 TO 59.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL 9000 FEET.
LOWS 39 TO 49. HIGHS 47 TO 57.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ661-122315-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......51-61...EXCEPT 46-56 RIDGES.
* MIN HUMIDITY..........42-57 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........1000-2000 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........8500 FEET.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......36-46.
* MAX HUMIDITY..........66-81 PERCENT...EXCEPT 59-74 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 2 MPH.
* RIDGES/UPR SLOPES...WEST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........400-700 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY CLOUDY.
* MAX TEMPERATURE.......50-60...EXCEPT 46-56 RIDGES.
* MIN HUMIDITY..........58-73 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 1 TO 2 MPH.
* RIDGES/UPR SLOPES...SOUTHWEST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........400-1000 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. FREEZING
LEVEL 10000 FEET. LOWS 42 TO 52. LIGHT WINDS BECOMING WEST AROUND
3 MPH AFTER MIDNIGHT.
WEDNESDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE MORNING. FREEZING
LEVEL 10000 FEET. HIGHS 54 TO 64 VALLEYS...48 TO 58 RIDGES.
SOUTHWEST WINDS AROUND 3 MPH IN THE MORNING BECOMING LIGHT.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 12000 FEET. LOWS
42 TO 52. LIGHT WINDS BECOMING NORTH AROUND 3 MPH AFTER MIDNIGHT.
THURSDAY
WARMER. MOSTLY SUNNY. FREEZING LEVEL 13000 FEET. HIGHS
61 TO 71 VALLEYS...55 TO 65 RIDGES. NORTH WINDS AROUND 4 MPH
SHIFTING TO THE EAST AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 13000 FEET. LOWS
46 TO 56. SOUTHEAST WINDS AROUND 4 MPH.
FRIDAY
MOSTLY SUNNY. FREEZING LEVEL 13000 FEET. HIGHS 62 TO
72 VALLEYS...57 TO 67 RIDGES. SOUTHWEST WINDS AROUND 4 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
11500 FEET. LOWS 42 TO 52. HIGHS 52 TO 62 VALLEYS...45 TO 55 RIDGES.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. FREEZING LEVEL
9000 FEET. LOWS 37 TO 47. HIGHS 49 TO 59 VALLEYS...42 TO 52 RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ653-122315-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........50-65 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1200 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......38-48.
* MAX HUMIDITY..........71-86 PERCENT.
* 20-FOOT WINDS.........SOUTH WINDS UP TO 3 MPH.
* MIXING HEIGHT.........400-500 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........MOSTLY CLOUDY.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........63-78 PERCENT.
* 20-FOOT WINDS.........SOUTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........500-1000 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN AFTER MIDNIGHT. LOWS
44 TO 54. LIGHT WINDS BECOMING SOUTHEAST AROUND 3 MPH AFTER
MIDNIGHT.
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING. HIGHS
57 TO 67. SOUTHEAST WINDS 3 TO 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS
UP TO 3 MPH.
THURSDAY
PARTLY SUNNY. HIGHS 60 TO 70. LIGHT WINDS BECOMING NORTH
AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS 63 TO 73. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 46 TO 56.
HIGHS AROUND 60.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 42 TO 52. HIGHS
53 TO 63.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ654-122315-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......54-64.
* MIN HUMIDITY..........46-61 PERCENT.
* 20-FOOT WINDS.........SOUTHWEST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......LIGHT WINDS BECOMING WEST AROUND 5 MPH IN
THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......38-48.
* MAX HUMIDITY..........72-87 PERCENT.
* 20-FOOT WINDS.........SOUTHWEST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........400-800 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......54-64.
* MIN HUMIDITY..........58-73 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING SOUTH AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 43 TO 53. SOUTH WINDS 3 TO
5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. SOUTH WINDS 3 TO
5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS
3 TO 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
3 TO 6 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 45 TO 55. NORTH WINDS AROUND
4 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS AROUND
3 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 47 TO 57.
HIGHS IN THE LOWER 60S.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 42 TO 52. HIGHS
AROUND 60.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ655-122315-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......55-65.
* MIN HUMIDITY..........44-59 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 3100 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.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......34-44.
* MAX HUMIDITY..........76-91 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-900 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTHWEST
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......55-65.
* MIN HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........SOUTH WINDS UP TO 3 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. LIGHT WINDS.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING.
HIGHS IN THE MID 60S. SOUTHWEST WINDS UP TO 3 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS UP TO 3 MPH.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 69 TO 79. NORTHEAST WINDS
3 TO 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 45 TO 55. EAST WINDS AROUND
3 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SATURDAY
COOLER. MOSTLY CLOUDY. CHANCE OF RAIN. LOWS AROUND 50.
HIGHS IN THE MID 60S.
SUNDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS 40 TO 50.
HIGHS IN THE LOWER 60S.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ656-122315-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........900-1900 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR THEN BECOMING MOSTLY CLOUDY.
* MIN TEMPERATURE.......35-45.
* MAX HUMIDITY..........68-83 PERCENT.
* 20-FOOT WINDS.........EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........300-600 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 5 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......52-62.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN AFTER MIDNIGHT. LOWS
IN THE UPPER 40S. LIGHT WINDS BECOMING SOUTHEAST AROUND 3 MPH AFTER
MIDNIGHT.
WEDNESDAY
WARMER. MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN SLIGHT CHANCE OF RAIN IN THE AFTERNOON. HIGHS 58 TO 68.
SOUTHEAST WINDS UP TO 3 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 52. LIGHT WINDS
BECOMING NORTHEAST AROUND 3 MPH AFTER MIDNIGHT.
THURSDAY
WARMER. MOSTLY SUNNY. HIGHS 66 TO 76. EAST WINDS AROUND
3 MPH IN THE MORNING BECOMING LIGHT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 45 TO 55. EAST WINDS AROUND
4 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS 68 TO 78. SOUTHEAST WINDS AROUND
3 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 60S.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID 40S.
HIGHS AROUND 60.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ657-122315-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......55-65.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......36-46.
* MAX HUMIDITY..........71-86 PERCENT.
* 20-FOOT WINDS.........SOUTHEAST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........300-800 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......55-65.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........700-1700 FT AGL.
* TRANSPORT WINDS.......SOUTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 43 TO 53. SOUTH WINDS UP TO
3 MPH.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING.
HIGHS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 42 TO 52. NORTHEAST WINDS UP
TO 3 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 46 TO 56. EAST WINDS AROUND
4 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SATURDAY
COOLER. MOSTLY CLOUDY. CHANCE OF RAIN. LOWS 47 TO 57.
HIGHS IN THE LOWER 60S.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 41 TO 51. HIGHS
IN THE LOWER 60S.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ658-122315-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......50-60...EXCEPT 43-53 RIDGES.
* MIN HUMIDITY..........44-59 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS AROUND 3 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* MIXING HEIGHT.........500 FT AGL INCREASING TO 2500 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........6500 FEET.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......33-43...EXCEPT 29-39 RIDGES.
* MAX HUMIDITY..........65-80 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 3 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.........300-700 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........8500 FEET.
TUESDAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......50-60...EXCEPT 44-54 RIDGES.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........9500 FEET.
TUESDAY NIGHT
MOSTLY CLOUDY. CHANCE OF RAIN AFTER MIDNIGHT.
FREEZING LEVEL 9000 FEET. LOWS 42 TO 52 VALLEYS...37 TO 47 RIDGES.
SOUTHWEST WINDS 3 TO 5 MPH.
WEDNESDAY
PARTLY SUNNY. CHANCE OF RAIN IN THE MORNING, THEN
SLIGHT CHANCE OF RAIN IN THE AFTERNOON. FREEZING LEVEL 9500 FEET.
HIGHS 53 TO 63 VALLEYS...46 TO 56 RIDGES. SOUTHWEST WINDS AROUND
3 MPH IN THE MORNING BECOMING LIGHT.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 11500 FEET. LOWS
38 TO 48. LIGHT WINDS BECOMING NORTHEAST AROUND 6 MPH AFTER
MIDNIGHT.
THURSDAY
WARMER. MOSTLY SUNNY. FREEZING LEVEL 12500 FEET. HIGHS
62 TO 72 VALLEYS...54 TO 64 RIDGES. EAST WINDS 3 TO 8 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 13000 FEET. LOWS
41 TO 51. EAST WINDS AROUND 9 MPH.
FRIDAY
MOSTLY SUNNY. FREEZING LEVEL 13000 FEET. HIGHS 63 TO
73 VALLEYS...56 TO 66 RIDGES. SOUTHEAST WINDS AROUND 7 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY WITH RAIN LIKELY. FREEZING LEVEL
11000 FEET. LOWS IN THE UPPER 40S VALLEYS...IN THE LOWER 40S RIDGES.
HIGHS 52 TO 62 VALLEYS...44 TO 54 RIDGES.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. FREEZING LEVEL
9000 FEET. LOWS IN THE MID 40S VALLEYS...IN THE UPPER 30S RIDGES.
HIGHS 50 TO 60 VALLEYS...43 TO 53 RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ659-122315-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
318 AM PDT MON OCT 12 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......52-62...EXCEPT 43-53 RIDGES.
* MIN HUMIDITY..........47-62 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 3 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........600 FT AGL INCREASING TO 2900 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE NORTHWEST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........6500 FEET.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......32-42...EXCEPT 29-39 RIDGES.
* MAX HUMIDITY..........66-81 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 2 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........300-800 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........9000 FEET.
TUESDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......53-63...EXCEPT 45-55 RIDGES.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
TUESDAY NIGHT
MOSTLY CLOUDY. FREEZING LEVEL 10000 FEET. LOWS
39 TO 49. LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING.
FREEZING LEVEL 10500 FEET. HIGHS 56 TO 66 VALLEYS...48 TO 58 RIDGES.
LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 12000 FEET. LOWS
40 TO 50. LIGHT WINDS BECOMING EAST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
WARMER. MOSTLY SUNNY. FREEZING LEVEL 13000 FEET. HIGHS
65 TO 75 VALLEYS...56 TO 66 RIDGES. EAST WINDS 4 TO 8 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 14000 FEET. LOWS
44 TO 54. EAST WINDS AROUND 9 MPH.
FRIDAY...SUNNY. FREEZING LEVEL 14000 FEET. HIGHS 66 TO 76 VALLEYS
59 TO 69 RIDGES. SOUTHEAST WINDS AROUND 6 MPH.
SATURDAY
COOLER. MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL
12500 FEET. LOWS 42 TO 52. HIGHS 53 TO 63 VALLEYS...46 TO 56 RIDGES.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL 9500 FEET.
LOWS 37 TO 47. HIGHS 52 TO 62 VALLEYS...45 TO 55 RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 19 - 25 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
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