430
FNUS56 KSEW 201024
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
324 AM PDT TUE OCT 20 2026
DISCUSSION
UPPER LEVEL LOW REMAINING WELL SOUTH THROUGH WEDNESDAY
WITH ZONAL FLOW ALOFT OVER THE AREA. WEAK UPPER LEVEL TROUGH MOVING
THROUGH THURSDAY INTO THURSDAY NIGHT. WESTERN WASHINGTON IN BETWEEN
SYSTEMS FRIDAY. LOTS OF UNCERTAINTY REMAINS IN THE WEEKEND FORECAST
WITH THE BEST CHANCES FOR A FRONT MOVING THROUGH LATER SATURDAY INTO
SUNDAY MORNING. UPPER LEVEL RIDGE BUILDING MONDAY.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-202315-
NORTH AND CENTRAL COASTAL STRIP-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......56-66.
* MIN HUMIDITY..........57-72 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400-1000 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......38-48.
* MAX HUMIDITY..........80-95 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING EAST AROUND 3 MPH AFTER
MIDNIGHT.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400 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.......54-64.
* MIN HUMIDITY..........63-78 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........400-1000 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 40 TO 50. NORTHWEST WINDS
3 TO 6 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. LIGHT WINDS
BECOMING NORTHWEST AROUND 8 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 40 TO 50. NORTHWEST WINDS 8 TO
11 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 50S. NORTHWEST WINDS 4 TO 7 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS 37 TO 47. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING, THEN RAIN
LIKELY IN THE AFTERNOON. HIGHS IN THE MID 50S. EAST WINDS AROUND
7 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS 37 TO 47. HIGHS IN THE
UPPER 50S.
MONDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 40S.
HIGHS IN THE UPPER 50S.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ650-202315-
NORTH COASTAL LOWLANDS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......58-68.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 4 TO 7 MPH.
* MIXING HEIGHT.........400-1200 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......39-49.
* MAX HUMIDITY..........64-79 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 4 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........400 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......56-66.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400-1200 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 40 TO 50. NORTHWEST WINDS UP
TO 3 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS 51 TO 61. LIGHT WINDS BECOMING WEST
AROUND 4 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS 37 TO 47. NORTHWEST WINDS 3 TO
6 MPH.
FRIDAY
SUNNY. HIGHS 51 TO 61. LIGHT WINDS BECOMING WEST AROUND
3 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS 36 TO 46. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS 48 TO 58.
EAST WINDS AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS 37 TO 47. HIGHS 51 TO
61.
MONDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS 36 TO 46. HIGHS 53 TO
63.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ651-202315-
CENTRAL COASTAL LOWLANDS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........SUNNY. AREAS OF FROST IN THE MORNING.
* MAX TEMPERATURE.......58-68.
* MIN HUMIDITY..........50-65 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......EAST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......36-46.
* MAX HUMIDITY..........69-84 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING EAST AROUND 3 MPH AFTER
MIDNIGHT.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING EAST AROUND 4 MPH AFTER
MIDNIGHT.
* MIXING HEIGHT.........400 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......58-68.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......EAST 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 37 TO 47. WEST WINDS AROUND
3 MPH IN THE EVENING BECOMING LIGHT.
THURSDAY...MOSTLY CLOUDY. HIGHS IN THE UPPER 50S VALLEYS
IN THE
LOWER 50S RIDGES. LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 35 TO 45. NORTHWEST WINDS 6 TO
9 MPH.
FRIDAY...SUNNY. HIGHS IN THE UPPER 50S VALLEYS
IN THE LOWER 50S
RIDGES. NORTHWEST WINDS 3 TO 6 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 33 TO 43. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S VALLEYS...IN THE UPPER 40S RIDGES. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS 34 TO 44. HIGHS IN THE
UPPER 50S VALLEYS...48 TO 58 RIDGES.
MONDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS 34 TO 44. HIGHS IN THE
UPPER 50S VALLEYS...IN THE MID 50S RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ652-202315-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......58-68...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY..........41-56 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 6 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........500-1500 FT AGL.
* TRANSPORT WINDS.......EAST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........9500 FEET.
TONIGHT
* SKY/WEATHER...........CLEAR.
* MIN TEMPERATURE.......42-52...EXCEPT 39-49 RIDGES.
* MAX HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......57-67...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY..........46-61 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 3 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 10000 FEET. LOWS IN
THE MID 40S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY. FREEZING LEVEL 8000 FEET. HIGHS 47 TO
57 VALLEYS...42 TO 52 RIDGES. LIGHT WINDS BECOMING WEST AROUND 4 MPH
IN THE AFTERNOON.
THURSDAY NIGHT
COLDER. PARTLY CLOUDY. FREEZING LEVEL 5500 FEET.
LOWS 33 TO 43. NORTHWEST WINDS 4 TO 7 MPH.
FRIDAY
SUNNY. FREEZING LEVEL 6000 FEET. HIGHS 43 TO 53. NORTH
WINDS AROUND 3 MPH SHIFTING TO THE WEST IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 6500 FEET. LOWS 33 TO
43. NORTHEAST WINDS AROUND 3 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW. FREEZING
LEVEL 7500 FEET. HIGHS 43 TO 53 VALLEYS...38 TO 48 RIDGES. EAST
WINDS AROUND 3 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. FREEZING LEVEL
8000 FEET. LOWS 34 TO 44. HIGHS 46 TO 56 VALLEYS...41 TO 51 RIDGES.
MONDAY
PARTLY CLOUDY. CHANCE OF RAIN. FREEZING LEVEL 9000 FEET.
LOWS 34 TO 44. HIGHS 46 TO 56.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ661-202315-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......56-66...EXCEPT 51-61 RIDGES.
* MIN HUMIDITY..........41-56 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........400-1400 FT AGL.
* TRANSPORT WINDS.......NORTHEAST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........9500 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......38-48.
* MAX HUMIDITY..........56-71 PERCENT...EXCEPT 47-62 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 3 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* MIXING HEIGHT.........400 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......57-67...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY..........43-58 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 2 MPH.
* RIDGES/UPR SLOPES...SOUTHWEST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........700-1700 FT AGL.
* TRANSPORT WINDS.......SOUTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 10000 FEET. LOWS
37 TO 47. WEST WINDS 3 TO 4 MPH.
THURSDAY
MOSTLY CLOUDY. FREEZING LEVEL 8500 FEET. HIGHS 48 TO
58 VALLEYS...41 TO 51 RIDGES. LIGHT WINDS BECOMING NORTHWEST AROUND
3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
COLDER. PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN
THE EVENING. FREEZING LEVEL 6000 FEET. LOWS 30 TO 40. NORTHWEST
WINDS 4 TO 7 MPH.
FRIDAY...SUNNY. FREEZING LEVEL 5500 FEET. HIGHS 45 TO 55 VALLEYS
38 TO 48 RIDGES. WEST WINDS 3 TO 6 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 6500 FEET. LOWS 30 TO
40. LIGHT WINDS.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW. FREEZING
LEVEL 7500 FEET. HIGHS 42 TO 52 VALLEYS...35 TO 45 RIDGES. EAST
WINDS AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. FREEZING LEVEL
8000 FEET. LOWS 31 TO 41. HIGHS 46 TO 56 VALLEYS...38 TO 48 RIDGES.
MONDAY
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. FREEZING LEVEL
9500 FEET. LOWS 31 TO 41. HIGHS 48 TO 58 VALLEYS...40 TO 50 RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ653-202315-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......54-64.
* MIN HUMIDITY..........59-74 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 4 TO 7 MPH.
* MIXING HEIGHT.........500-900 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.......37-47.
* MAX HUMIDITY..........68-83 PERCENT.
* 20-FOOT WINDS.........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......53-63.
* MIN HUMIDITY..........58-73 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-900 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.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49. WEST WINDS 3 TO
4 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE MID 50S. LIGHT WINDS
BECOMING WEST AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS 37 TO 47. WEST WINDS 3 TO 6 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S. WEST WINDS 3 TO 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 35 TO 45. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS 48 TO 58. EAST WINDS
AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS 35 TO 45. HIGHS 51 TO
61.
MONDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 35 TO 45. HIGHS
51 TO 61.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ654-202315-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......57-67.
* MIN HUMIDITY..........52-67 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 6 TO 9 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.......36-46.
* MAX HUMIDITY..........66-81 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400-500 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......58-68.
* MIN HUMIDITY..........54-69 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS UP TO 3 MPH.
* MIXING HEIGHT.........400-1400 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.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 38 TO 48. NORTH WINDS UP TO
3 MPH.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. LIGHT WINDS
BECOMING SOUTHWEST AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS 36 TO 46. NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. LIGHT WINDS BECOMING
SOUTH AROUND 3 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 33 TO 43. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. NORTHEAST WINDS AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS 34 TO 44. HIGHS IN THE
MID 50S.
MONDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS 34 TO 44. HIGHS IN THE
UPPER 50S.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ655-202315-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG AND FROST IN THE
MORNING.
* MAX TEMPERATURE.......62-72.
* MIN HUMIDITY..........44-59 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 4 TO 7 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.......36-46.
* MAX HUMIDITY..........68-83 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........400-500 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. PATCHY FOG AND FROST IN THE MORNING.
* MAX TEMPERATURE.......62-72.
* MIN HUMIDITY..........41-56 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* 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
PARTLY CLOUDY. LOWS 37 TO 47. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. LIGHT WINDS
BECOMING WEST AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS 34 TO 44. WEST WINDS 4 TO 7 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. WEST WINDS 3 TO
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 30 TO 40. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE MID 50S. EAST
WINDS AROUND 3 MPH.
SUNDAY
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS 32 TO 42. HIGHS IN
THE UPPER 50S.
MONDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS 31 TO 41. HIGHS IN THE
UPPER 50S.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ656-202315-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......60-70.
* MIN HUMIDITY..........52-67 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........400-1200 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.......39-49.
* MAX HUMIDITY..........65-80 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT.........300-400 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......60-70.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1400 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.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 40 TO 50. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY. HIGHS 54 TO 64. LIGHT WINDS BECOMING WEST
AROUND 3 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE LOWER 40S. WEST WINDS 3 TO 4 MPH.
FRIDAY
PARTLY SUNNY. HIGHS 49 TO 59. SOUTHWEST WINDS UP TO 3 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. LIGHT WINDS.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE MORNING, THEN
CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE MID 50S. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS 34 TO 44. HIGHS IN THE
UPPER 50S.
MONDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 34 TO 44. HIGHS
54 TO 64.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ657-202315-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......59-69.
* MIN HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 3 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........500-1400 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* MIN TEMPERATURE.......36-46.
* MAX HUMIDITY..........70-85 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........300-500 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE EAST
AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
WEDNESDAY
* SKY/WEATHER...........SUNNY. PATCHY FOG IN THE MORNING.
* MAX TEMPERATURE.......61-71.
* MIN HUMIDITY..........49-64 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS.
* MIXING HEIGHT.........400-1400 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.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 39 TO 49. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 50S. LIGHT WINDS.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 37 TO
47. WEST WINDS UP TO 3 MPH.
FRIDAY
PARTLY SUNNY. HIGHS 51 TO 61. SOUTHWEST WINDS UP TO 3 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 33 TO 43. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF RAIN IN THE AFTERNOON. HIGHS IN THE MID 50S. LIGHT
WINDS.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS 34 TO 44. HIGHS
IN THE UPPER 50S.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 33 TO 43. HIGHS
IN THE UPPER 50S.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ658-202315-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......58-68...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY..........44-59 PERCENT...EXCEPT 36-51 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 6 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......EAST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........9500 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......39-49...EXCEPT 35-45 RIDGES.
* MAX HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 4 TO 5 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 5 TO 8 MPH.
* MIXING HEIGHT.........300-400 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......59-69...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY..........44-59 PERCENT...EXCEPT 39-54 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS AROUND 6 MPH SHIFTING TO THE
SOUTHWEST AROUND 3 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 9500 FEET. LOWS
38 TO 48. LIGHT WINDS BECOMING SOUTHEAST AROUND 4 MPH AFTER
MIDNIGHT.
THURSDAY
PARTLY SUNNY. FREEZING LEVEL 8500 FEET. HIGHS 51 TO
61 VALLEYS...44 TO 54 RIDGES. LIGHT WINDS BECOMING WEST AROUND 4 MPH
IN THE AFTERNOON.
THURSDAY NIGHT
COLDER. MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING, THEN SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. FREEZING
LEVEL 6000 FEET. LOWS 36 TO 46 VALLEYS...30 TO 40 RIDGES. WEST WINDS
5 TO 8 MPH.
FRIDAY
PARTLY SUNNY. FREEZING LEVEL 5000 FEET. HIGHS 43 TO
53 VALLEYS...35 TO 45 RIDGES. WEST WINDS 4 TO 7 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 5000 FEET. LOWS 32 TO
42 VALLEYS...27 TO 37 RIDGES. SOUTHEAST WINDS AROUND 4 MPH.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE
MORNING, THEN CHANCE OF SNOW AND RAIN IN THE AFTERNOON. FREEZING
LEVEL 6500 FEET. HIGHS 44 TO 54 VALLEYS...36 TO 46 RIDGES. EAST
WINDS AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. FREEZING LEVEL
7500 FEET. LOWS 33 TO 43 VALLEYS...IN THE LOWER 30S RIDGES. HIGHS
47 TO 57 VALLEYS...38 TO 48 RIDGES.
MONDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. FREEZING
LEVEL 9500 FEET. LOWS 32 TO 42 VALLEYS...27 TO 37 RIDGES. HIGHS
48 TO 58 VALLEYS...40 TO 50 RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ659-202315-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
324 AM PDT TUE OCT 20 2026
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......59-69...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY..........50-65 PERCENT...EXCEPT 34-49 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......EAST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10000 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......37-47.
* MAX HUMIDITY..........57-72 PERCENT...EXCEPT 49-64 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 5 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS 5 TO 8 MPH.
* MIXING HEIGHT.........300-500 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
WEDNESDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......61-71...EXCEPT 54-64 RIDGES.
* MIN HUMIDITY..........45-60 PERCENT...EXCEPT 38-53 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 1 TO 4 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS AROUND 6 MPH IN THE MORNING
BECOMING LIGHT.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........10500 FEET.
WEDNESDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 10500 FEET. LOWS
38 TO 48. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. FREEZING LEVEL 9500 FEET. HIGHS 51 TO
61 VALLEYS...44 TO 54 RIDGES. LIGHT WINDS BECOMING WEST AROUND 4 MPH
IN THE AFTERNOON.
THURSDAY NIGHT
COLDER. MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING, THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. FREEZING LEVEL 6000 FEET. LOWS 35 TO 45 VALLEYS...IN
THE LOWER 30S RIDGES. WEST WINDS 5 TO 8 MPH.
FRIDAY
MOSTLY SUNNY. FREEZING LEVEL 5000 FEET. HIGHS 44 TO
54 VALLEYS...35 TO 45 RIDGES. WEST WINDS 4 TO 7 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 6000 FEET. LOWS 31 TO
41 VALLEYS...IN THE LOWER 30S RIDGES. SOUTH WINDS AROUND 3 MPH.
SATURDAY
PARTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW IN THE
MORNING, THEN CHANCE OF RAIN AND SNOW IN THE AFTERNOON. FREEZING
LEVEL 8000 FEET. HIGHS 46 TO 56 VALLEYS...38 TO 48 RIDGES. EAST
WINDS AROUND 3 MPH.
SUNDAY
MOSTLY CLOUDY. SNOW LIKELY AND CHANCE OF RAIN. FREEZING
LEVEL 9000 FEET. LOWS 33 TO 43 VALLEYS...IN THE LOWER 30S RIDGES.
HIGHS 48 TO 58 VALLEYS...IN THE MID 40S RIDGES.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. FREEZING
LEVEL 10500 FEET. LOWS 30 TO 40. HIGHS 49 TO 59 VALLEYS...41 TO
51 RIDGES.
.8 TO 14 DAY OUTLOOK FOR OCT 27 - NOV 02, 2026
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
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