078
FNUS56 KSEW 212230
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
330 PM PDT THU MAY 21 2026
DISCUSSION
UPPER LEVEL RIDGE CENTERED OFFSHORE THROUGH FRIDAY WILL WEAKEN
FRIDAY NIGHT AND SATURDAY. SURFACE HIGH PRESSURE BUILDING AHEAD
OF THE NEXT WEATHER SYSTEM WITH INCREASING LOW LEVEL ONSHORE
FLOW SATURDAY NIGHT INTO SUNDAY. SYSTEM ARRIVING MEMORIAL DAY
WITH A TRAILING UPPER LEVEL TROUGH OVER THE AREA TUESDAY. WEAK
UPPER LEVEL RIDGE TRYING TO BUILD WEDNESDAY.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-221100-
NORTH AND CENTRAL COASTAL STRIP-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......46-56.
* MAX HUMIDITY.........88-100 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 6 TO 9 MPH WITH GUSTS TO
AROUND 25 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT........600-800 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 10 MPH.
FRIDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......57-67.
* MIN HUMIDITY.........72-87 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 5 TO 8 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT........1000-1500 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........85-99 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 5 TO 8 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 4 TO 7 MPH.
* MIXING HEIGHT........800-1300 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......55-65.
* MIN HUMIDITY.........66-81 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 5 TO 8 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT........1100-2000 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 56 TO 66. WEST
WINDS 5 TO 11 MPH.
MEMORIAL DAY
RAIN. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S.
SOUTH WINDS AROUND 8 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS IN THE UPPER 40S. HIGHS
IN THE LOWER 60S. SOUTHWEST WINDS AROUND 4 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 60S.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ650-221100-
NORTH COASTAL LOWLANDS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........77-92 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........500-1100 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......60-70.
* MIN HUMIDITY.........63-78 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE
AFTERNOON.
* MIXING HEIGHT........1000-2000 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......44-54.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........500-1300 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......57-67.
* MIN HUMIDITY.........57-72 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 7 MPH.
* MIXING HEIGHT........1000-2000 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS 56 TO 66. WEST
WINDS 3 TO 9 MPH.
MEMORIAL DAY
RAIN. LOWS IN THE UPPER 40S. HIGHS 50 TO 60. SOUTH
WINDS AROUND 6 MPH.
TUESDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS
58 TO 68. SOUTH WINDS AROUND 3 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 60 TO 70.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS 58 TO 68.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ651-221100-
CENTRAL COASTAL LOWLANDS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........78-93 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........400-1200 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......64-74.
* MIN HUMIDITY.........53-68 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 8 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 7 MPH.
* MIXING HEIGHT........1200-2200 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......44-54.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS 5 TO 8 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 5 TO 8 MPH.
* MIXING HEIGHT........600-1400 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......59-69.
* MIN HUMIDITY.........51-66 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS 4 TO 8 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 4 TO 8 MPH.
* MIXING HEIGHT........1300-2300 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS 61 TO
71 VALLEYS...54 TO 64 RIDGES. WEST WINDS 5 TO 12 MPH.
MEMORIAL DAY
RAIN. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S
VALLEYS...AROUND 50 RIDGES. SOUTHWEST WINDS AROUND 6 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS IN THE MID 40S. HIGHS
60 TO 70 VALLEYS...IN THE UPPER 50S RIDGES. SOUTHWEST WINDS AROUND
4 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S.
HIGHS 62 TO 72.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ652-221100-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......40-50.
* MAX HUMIDITY.........71-86 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 6 MPH.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......60-70...EXCEPT 55-65 RIDGES.
* MIN HUMIDITY.........57-72 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON.
* SNOW LEVEL...........7000 FEET.
* MIXING HEIGHT........1000 FT AGL INCREASING TO 3200 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......SOUTHWEST 5 TO 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......40-50.
* MAX HUMIDITY.........74-89 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........7000 FEET.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH SHIFTING TO THE EAST AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......56-66.
* MIN HUMIDITY.........53-68 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 8 MPH IN THE
AFTERNOON.
* SNOW LEVEL...........7000 FEET.
* MIXING HEIGHT........600 FT AGL INCREASING TO 3000 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SNOW LEVEL 6000 FEET. LOWS 40 TO 50. HIGHS
50 TO 60. SOUTHWEST WINDS 3 TO 10 MPH.
MEMORIAL DAY
RAIN AND SNOW. SNOW LEVEL 5000 FEET. LOWS 39 TO 49.
HIGHS 43 TO 53. SOUTH WINDS AROUND 7 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. SNOW LEVEL
5000 FEET. LOWS 37 TO 47. HIGHS 51 TO 61. SOUTHWEST WINDS AROUND
4 MPH.
WEDNESDAY
PARTLY CLOUDY. SNOW LEVEL 6500 FEET. LOWS IN THE MID
40S. HIGHS 55 TO 65.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SNOW LEVEL
7000 FEET. LOWS IN THE UPPER 40S. HIGHS 54 TO 64.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ661-221100-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......40-50.
* MAX HUMIDITY.........72-87 PERCENT...EXCEPT 62-77 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 5 MPH.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......62-72...EXCEPT 56-66 RIDGES.
* MIN HUMIDITY.........55-70 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 6 MPH.
* SNOW LEVEL...........7500 FEET.
* MIXING HEIGHT........1100 FT AGL INCREASING TO 3300 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......40-50.
* MAX HUMIDITY.........79-94 PERCENT...EXCEPT 74-89 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........7500 FEET.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
SATURDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......57-67.
* MIN HUMIDITY.........57-72 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING SOUTHWEST AROUND 6 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING SOUTHWEST AROUND 8 MPH
IN THE AFTERNOON.
* SNOW LEVEL...........7500 FEET.
* MIXING HEIGHT........600 FT AGL INCREASING TO 3100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. SNOW LEVEL 6500 FEET. LOWS 41 TO 51. HIGHS
54 TO 64 VALLEYS...46 TO 56 RIDGES. SOUTHWEST WINDS 3 TO 7 MPH.
MEMORIAL DAY
RAIN AND SNOW. SNOW LEVEL 5500 FEET. LOWS 37 TO 47.
HIGHS 46 TO 56 VALLEYS...38 TO 48 RIDGES. SOUTHWEST WINDS AROUND
7 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN AND SNOW LIKELY. SNOW LEVEL
5000 FEET. LOWS 35 TO 45. HIGHS 53 TO 63 VALLEYS...45 TO 55 RIDGES.
WEST WINDS AROUND 4 MPH.
WEDNESDAY
PARTLY CLOUDY. SNOW LEVEL 6500 FEET. LOWS 38 TO 48.
HIGHS 57 TO 67 VALLEYS...49 TO 59 RIDGES.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SNOW LEVEL
7000 FEET. LOWS 40 TO 50. HIGHS 57 TO 67 VALLEYS...49 TO 59 RIDGES.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ653-221100-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........75-90 PERCENT.
* 20-FOOT WINDS........WEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........400-600 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......64-74.
* MIN HUMIDITY.........56-71 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........700-1300 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........400-700 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......59-69.
* MIN HUMIDITY.........53-68 PERCENT.
* 20-FOOT WINDS........SOUTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS 45 TO 55. HIGHS 58 TO 68. SOUTHWEST
WINDS 5 TO 8 MPH.
MEMORIAL DAY THROUGH TUESDAY
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS
42 TO 52. HIGHS 58 TO 68. SOUTHWEST WINDS 3 TO 6 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 61 TO 71.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS 62 TO 72.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ654-221100-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......46-56.
* MAX HUMIDITY.........76-91 PERCENT.
* 20-FOOT WINDS........NORTH WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......65-75.
* MIN HUMIDITY.........60-75 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTH AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........1000 FT AGL INCREASING TO 3600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......46-56.
* MAX HUMIDITY.........84-99 PERCENT.
* 20-FOOT WINDS........NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE
SOUTHWEST AROUND 3 MPH AFTER MIDNIGHT.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST
AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......63-73.
* MIN HUMIDITY.........61-76 PERCENT.
* 20-FOOT WINDS........SOUTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........800 FT AGL INCREASING TO 3100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS 45 TO 55. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS 3 TO 6 MPH.
MEMORIAL DAY
RAIN. LOWS IN THE UPPER 40S. HIGHS 54 TO 64.
SOUTHWEST WINDS AROUND 7 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS 41 TO 51. HIGHS IN THE
MID 60S. SOUTHWEST WINDS AROUND 4 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS IN THE UPPER 60S.
THURSDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 44 TO 54.
HIGHS IN THE UPPER 60S.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ655-221100-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........77-92 PERCENT.
* 20-FOOT WINDS........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......68-78.
* MIN HUMIDITY.........47-62 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........900 FT AGL INCREASING TO 3400 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......44-54.
* MAX HUMIDITY.........83-98 PERCENT.
* 20-FOOT WINDS........WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SATURDAY
* SKY/WEATHER..........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......62-72.
* MIN HUMIDITY.........45-60 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING WEST AROUND 6 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........800 FT AGL INCREASING TO 3000 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 41 TO 51. HIGHS IN THE UPPER 60S. WEST
WINDS 3 TO 8 MPH.
MEMORIAL DAY
RAIN. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S.
SOUTHWEST WINDS AROUND 4 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN LIKELY. LOWS IN THE MID 40S. HIGHS
61 TO 71. SOUTHWEST WINDS AROUND 3 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS 64 TO 74.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ656-221100-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........75-90 PERCENT.
* 20-FOOT WINDS........WEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........400-1100 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......66-76.
* MIN HUMIDITY.........46-61 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING WEST AROUND 5 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........900 FT AGL INCREASING TO 3100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........78-93 PERCENT.
* 20-FOOT WINDS........WEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......63-73.
* MIN HUMIDITY.........50-65 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........700 FT AGL INCREASING TO 3200 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......SOUTHWEST 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 61 TO 71.
SOUTHWEST WINDS 3 TO 7 MPH.
MEMORIAL DAY THROUGH TUESDAY
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS
IN THE UPPER 40S. HIGHS 57 TO 67. SOUTH WINDS 3 TO 5 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS 63 TO 73.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ657-221100-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......44-54.
* MAX HUMIDITY.........79-94 PERCENT.
* 20-FOOT WINDS........NORTH WINDS UP TO 3 MPH.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH.
FRIDAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......68-78.
* MIN HUMIDITY.........45-60 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........1000 FT AGL INCREASING TO 3600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........84-99 PERCENT.
* 20-FOOT WINDS........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
SATURDAY
* SKY/WEATHER..........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......AROUND 69.
* MIN HUMIDITY.........48-63 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING WEST AROUND 3 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........800 FT AGL INCREASING TO 2900 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS 44 TO 54. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS 3 TO 5 MPH.
MEMORIAL DAY
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 3 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN. LOWS 41 TO 51. HIGHS 59 TO 69.
SOUTHWEST WINDS AROUND 3 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF
SHOWERS. LOWS 44 TO 54. HIGHS IN THE UPPER 60S.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ658-221100-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......38-48.
* MAX HUMIDITY.........70-85 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 3 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 5 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH SHIFTING TO THE EAST AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......66-76...EXCEPT 58-68 RIDGES.
* MIN HUMIDITY.........44-59 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 8 MPH.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........1000 FT AGL INCREASING TO 3900 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......SOUTHWEST 5 TO 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......39-49.
* MAX HUMIDITY.........76-91 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 4 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 6 MPH SHIFTING TO THE
SOUTHEAST AROUND 3 MPH AFTER MIDNIGHT.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......56-66.
* MIN HUMIDITY.........46-61 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...SOUTHWEST WINDS 3 TO 11 MPH. GUSTS UP TO 25
MPH IN THE AFTERNOON.
* SNOW LEVEL...........7500 FEET.
* MIXING HEIGHT........700 FT AGL INCREASING TO 3800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SNOW LEVEL 7000 FEET. LOWS 39 TO 49. HIGHS
55 TO 65 VALLEYS...48 TO 58 RIDGES. SOUTHWEST WINDS 4 TO 11 MPH.
MEMORIAL DAY
MOSTLY CLOUDY WITH RAIN WITH SNOW LIKELY. SNOW LEVEL
6000 FEET. LOWS 39 TO 49. HIGHS 49 TO 59 VALLEYS...42 TO 52 RIDGES.
SOUTHWEST WINDS AROUND 6 MPH.
TUESDAY
MOSTLY CLOUDY. RAIN AND CHANCE OF SNOW SHOWERS. SNOW
LEVEL 5500 FEET. LOWS 36 TO 46. HIGHS 52 TO 62 VALLEYS...44 TO
54 RIDGES. WEST WINDS AROUND 4 MPH.
WEDNESDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SNOW LEVEL
7000 FEET. LOWS 38 TO 48. HIGHS 58 TO 68 VALLEYS...50 TO 60 RIDGES.
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
SNOW SHOWERS. SNOW LEVEL 7500 FEET. LOWS 40 TO 50. HIGHS 58 TO
68 VALLEYS...51 TO 61 RIDGES.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ659-221100-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
330 PM PDT THU MAY 21 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......39-49.
* MAX HUMIDITY.........71-86 PERCENT...EXCEPT 64-79 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 5 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......66-76...EXCEPT 57-67 RIDGES.
* MIN HUMIDITY.........42-57 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 6 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 8 MPH
IN THE AFTERNOON.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........1100 FT AGL INCREASING TO 3900 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......40-50.
* MAX HUMIDITY.........81-96 PERCENT...EXCEPT 74-89 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........8000 FEET.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
SATURDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......58-68.
* MIN HUMIDITY.........48-63 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 9 MPH WITH
GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
* SNOW LEVEL...........7500 FEET.
* MIXING HEIGHT........700 FT AGL INCREASING TO 2900 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY. SNOW LEVEL 7000 FEET. LOWS 40 TO 50. HIGHS
59 TO 69 VALLEYS...52 TO 62 RIDGES. WEST WINDS 3 TO 8 MPH.
MEMORIAL DAY
MOSTLY CLOUDY WITH RAIN LIKELY AND CHANCE OF SNOW.
SNOW LEVEL 6500 FEET. LOWS 41 TO 51. HIGHS 50 TO 60 VALLEYS...43 TO
53 RIDGES. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH RAIN AND CHANCE OF SNOW SHOWERS. SNOW
LEVEL 5000 FEET. LOWS 36 TO 46. HIGHS 51 TO 61 VALLEYS...43 TO
53 RIDGES. WEST WINDS AROUND 4 MPH.
WEDNESDAY THROUGH THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF
SHOWERS. SNOW LEVEL 6750 FEET. LOWS 39 TO 49. HIGHS 57 TO
67 VALLEYS...50 TO 60 RIDGES.
.8 TO 14 DAY OUTLOOK FOR MAY 29 - JUN 04, 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
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