132
FNUS56 KSEW 182230
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
330 PM PDT MON MAY 18 2026
DISCUSSION
THE WEATHER PATTERN REMAINS FAIRLY STEADY WITH HIGH PRESSURE
SITUATED OFFSHORE THROUGH THE WEEK WITH MORNING CLOUDS AND
AFTERNOON SUN. TEMPERATURES WILL RISE A BIT EACH DAY THROUGH
THE END OF THE WEEK BEFORE BEGINNING TO COOL OFF THIS WEEKEND
INTO EARLY NEXT WEEK.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-191100-
NORTH AND CENTRAL COASTAL STRIP-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......45-55.
* MAX HUMIDITY.........85-97 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS 4 TO 8 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 7 MPH SHIFTING TO THE
SOUTHWEST AROUND 3 MPH AFTER MIDNIGHT.
* MIXING HEIGHT........900-1600 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......53-63.
* MIN HUMIDITY.........75-90 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 7 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 7 MPH IN THE
AFTERNOON.
* MIXING HEIGHT........1000-1700 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......43-53.
* MAX HUMIDITY.........83-98 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 5 TO 9 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 4 TO 9 MPH.
* MIXING HEIGHT........800-1500 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 10 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......57-67.
* MIN HUMIDITY.........65-80 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTH WINDS AROUND 3 MPH SHIFTING TO THE WEST
AROUND 6 MPH IN THE AFTERNOON.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 3 MPH SHIFTING TO THE
NORTHWEST AROUND 5 MPH IN THE AFTERNOON.
* MIXING HEIGHT........1000-2000 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 62 TO 72.
WEST WINDS 3 TO 7 MPH.
FRIDAY THROUGH SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.
HIGHS IN THE LOWER 60S. NORTHWEST WINDS 4 TO 7 MPH.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 50S.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ650-191100-
NORTH COASTAL LOWLANDS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......42-52.
* MAX HUMIDITY.........81-96 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 7 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......54-64.
* MIN HUMIDITY.........69-84 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........900-1900 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......41-51.
* MAX HUMIDITY.........82-97 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......59-69.
* MIN HUMIDITY.........58-73 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 5 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........700 FT AGL INCREASING TO 3100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......EAST AROUND 5 MPH SHIFTING TO THE NORTHWEST
IN THE AFTERNOON.
THURSDAY THROUGH FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
HIGHS 65 TO 75. WEST WINDS 3 TO 5 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 59 TO 69.
WEST WINDS AROUND 4 MPH.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS 55 TO 65.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS 54 TO 64.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ651-191100-
CENTRAL COASTAL LOWLANDS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......41-51.
* MAX HUMIDITY.........81-96 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS 4 TO 9 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
* RIDGES/UPR SLOPES...WEST WINDS 4 TO 9 MPH. GUSTS UP TO 25 MPH IN
THE EVENING.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......WEST AROUND 10 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......55-65.
* MIN HUMIDITY.........63-78 PERCENT...EXCEPT 71-79 PERCENT RIDGES.
* 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.
* MIXING HEIGHT........1300-2300 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......AROUND 46.
* MAX HUMIDITY.........82-97 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS 4 TO 9 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 4 TO 9 MPH.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......61-71.
* MIN HUMIDITY.........53-68 PERCENT...EXCEPT 59-70 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
* MIXING HEIGHT........700 FT AGL INCREASING TO 3400 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
THURSDAY
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE
UPPER 40S. HIGHS 71 TO 81 VALLEYS...64 TO 74 RIDGES. WEST WINDS UP
TO 7 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 67 TO
77 VALLEYS...60 TO 70 RIDGES. WEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 64 TO 74.
WEST WINDS AROUND 6 MPH.
SUNDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS 59 TO 69.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 40S.
HIGHS 58 TO 68.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ652-191100-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......35-45.
* MAX HUMIDITY.........79-94 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS AROUND 7 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 7 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......51-61...EXCEPT 46-56 RIDGES.
* MIN HUMIDITY.........69-84 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 8 MPH IN THE
AFTERNOON.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........1000-2000 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......35-45.
* MAX HUMIDITY.........78-93 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..WEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 7 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......51-61.
* MIN HUMIDITY.........56-71 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 0 TO 5 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 6 MPH IN THE
AFTERNOON.
* SNOW LEVEL...........7000 FEET.
* MIXING HEIGHT........600 FT AGL INCREASING TO 3800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......EAST AROUND 5 MPH SHIFTING TO THE NORTHWEST
IN THE AFTERNOON.
THURSDAY
PARTLY CLOUDY. SNOW LEVEL 7500 FEET. LOWS IN THE UPPER
40S. HIGHS 61 TO 71. WEST WINDS 3 TO 6 MPH.
FRIDAY THROUGH SATURDAY
PARTLY CLOUDY. SNOW LEVEL 7250 FEET. LOWS
IN THE UPPER 40S. HIGHS 58 TO 68. WEST WINDS 3 TO 4 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. SNOW LEVEL
5500 FEET. LOWS IN THE MID 40S. HIGHS 50 TO 60.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. SNOW LEVEL
5000 FEET. LOWS 39 TO 49. HIGHS 48 TO 58.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ661-191100-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......35-45.
* 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 3 TO 6 MPH.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........PARTLY SUNNY. SLIGHT CHANCE OF RAIN IN THE
AFTERNOON.
* CHANCE OF PRECIP.....10%.
* MAX TEMPERATURE......51-61...EXCEPT 46-56 RIDGES.
* MIN HUMIDITY.........70-85 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 6 MPH.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........1100-2100 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......36-46.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 4 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........400-1200 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......57-67...EXCEPT 51-61 RIDGES.
* MIN HUMIDITY.........57-72 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 1 TO 5 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 6 MPH
IN THE AFTERNOON.
* SNOW LEVEL...........7000 FEET.
* MIXING HEIGHT........700 FT AGL INCREASING TO 3200 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHEAST 5 TO 10 MPH.
THURSDAY THROUGH SATURDAY
PARTLY CLOUDY. SNOW LEVEL 7750 FEET.
LOWS 43 TO 53. HIGHS 62 TO 72 VALLEYS...55 TO 65 RIDGES. NORTHWEST
WINDS 3 TO 5 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. SNOW LEVEL
6000 FEET. LOWS 40 TO 50. HIGHS 53 TO 63 VALLEYS...46 TO 56 RIDGES.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. SNOW LEVEL
5500 FEET. LOWS 37 TO 47. HIGHS 51 TO 61 VALLEYS...44 TO 54 RIDGES.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ653-191100-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......42-52.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........SOUTHWEST WINDS 4 TO 7 MPH.
* MIXING HEIGHT........500-800 FT AGL.
* TRANSPORT WINDS......WEST AROUND 10 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......58-68.
* MIN HUMIDITY.........60-75 PERCENT.
* 20-FOOT WINDS........SOUTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........800-1400 FT AGL.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......42-52.
* MAX HUMIDITY.........81-96 PERCENT.
* 20-FOOT WINDS........WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........400-900 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......61-71.
* MIN HUMIDITY.........55-70 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........800-1800 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
THURSDAY THROUGH SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
HIGHS 65 TO 75. NORTHWEST WINDS 3 TO 4 MPH.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS 59 TO 69.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS 58 TO 68.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ654-191100-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......42-52.
* MAX HUMIDITY.........82-97 PERCENT.
* 20-FOOT WINDS........NORTH WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........600-1600 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY. PATCHY FOG IN THE MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......55-65.
* MIN HUMIDITY.........69-84 PERCENT.
* 20-FOOT WINDS........SOUTH WINDS UP TO 3 MPH.
* MIXING HEIGHT........1500-2500 FT AGL.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......44-54.
* MAX HUMIDITY.........84-99 PERCENT.
* 20-FOOT WINDS........NORTH WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........500-1300 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......61-71.
* MIN HUMIDITY.........58-73 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTHEAST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........900 FT AGL INCREASING TO 3600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTH 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS 70 TO 80.
NORTHEAST WINDS UP TO 4 MPH.
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS AROUND 3 MPH.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ655-191100-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......39-49.
* MAX HUMIDITY.........83-98 PERCENT.
* 20-FOOT WINDS........WEST WINDS 3 TO 7 MPH.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......58-68.
* MIN HUMIDITY.........62-77 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING WEST AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........1500-2500 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......43-53.
* MAX HUMIDITY.........83-98 PERCENT.
* 20-FOOT WINDS........WEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........700-1700 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......63-73.
* MIN HUMIDITY.........52-67 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTH AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........900 FT AGL INCREASING TO 3500 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTH 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE
UPPER 40S. HIGHS 74 TO 84. NORTHWEST WINDS 3 TO 5 MPH.
FRIDAY THROUGH SATURDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN
THE MID 70S. WEST WINDS 3 TO 4 MPH.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE UPPER
60S.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 40S.
HIGHS 59 TO 69.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ656-191100-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......39-49.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........WEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH SHIFTING TO THE SOUTH
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......53-63.
* MIN HUMIDITY.........64-79 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING SOUTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT........1100-2100 FT AGL.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......41-51.
* MAX HUMIDITY.........80-95 PERCENT.
* 20-FOOT WINDS........WEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........400-1400 FT AGL.
* TRANSPORT WINDS......WEST AROUND 5 MPH SHIFTING TO THE NORTHEAST
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......61-71.
* MIN HUMIDITY.........50-65 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING WEST AROUND 5 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........700 FT AGL INCREASING TO 3300 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
THURSDAY THROUGH FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
HIGHS 68 TO 78. WEST WINDS 3 TO 5 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS 65 TO 75.
SOUTHWEST WINDS AROUND 3 MPH.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS 60 TO 70.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS 57 TO 67.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ657-191100-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......41-51.
* MAX HUMIDITY.........83-98 PERCENT.
* 20-FOOT WINDS........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT........800-1800 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......57-67.
* MIN HUMIDITY.........60-75 PERCENT.
* 20-FOOT WINDS........SOUTHWEST WINDS UP TO 3 MPH.
* MIXING HEIGHT........1600-2600 FT AGL.
* TRANSPORT WINDS......SOUTHWEST AROUND 5 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......43-53.
* MAX HUMIDITY.........85-100 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.
WEDNESDAY
* SKY/WEATHER..........PARTLY SUNNY. PATCHY FOG IN THE MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......61-71.
* MIN HUMIDITY.........51-66 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS BECOMING NORTH AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT........900 FT AGL INCREASING TO 3400 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTH 5 TO 10 MPH.
THURSDAY THROUGH FRIDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN
THE MID 70S. NORTHWEST WINDS UP TO 4 MPH.
SATURDAY
MOSTLY CLOUDY. LOWS 47 TO 57. HIGHS IN THE LOWER 70S.
LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. LOWS 44 TO 54. HIGHS IN THE UPPER 60S.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ658-191100-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......36-46...EXCEPT 31-41 RIDGES.
* MAX HUMIDITY.........76-91 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 8 MPH.
* SNOW LEVEL...........5500 FEET.
* MIXING HEIGHT........500-1500 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......51-61...EXCEPT 44-54 RIDGES.
* MIN HUMIDITY.........62-77 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 8 MPH.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........900-1700 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......39-49...EXCEPT 34-44 RIDGES.
* MAX HUMIDITY.........79-94 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 4 MPH.
* RIDGES/UPR SLOPES...WEST WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........400-1300 FT AGL.
* TRANSPORT WINDS......WEST AROUND 10 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......61-71...EXCEPT 54-64 RIDGES.
* MIN HUMIDITY.........47-62 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 1 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 8 MPH.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........700 FT AGL INCREASING TO 4400 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTH 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. SNOW LEVEL 7500 FEET. LOWS 39 TO 49.
HIGHS 63 TO 73 VALLEYS...55 TO 65 RIDGES. WEST WINDS 3 TO 7 MPH.
FRIDAY THROUGH SATURDAY
PARTLY CLOUDY. SNOW LEVEL 7500 FEET. LOWS
41 TO 51. HIGHS 62 TO 72 VALLEYS...55 TO 65 RIDGES. WEST WINDS 3 TO
5 MPH.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. SNOW LEVEL
6500 FEET. LOWS 39 TO 49. HIGHS 55 TO 65 VALLEYS...48 TO 58 RIDGES.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. SNOW LEVEL
5500 FEET. LOWS 37 TO 47. HIGHS 52 TO 62 VALLEYS...44 TO 54 RIDGES.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
WAZ659-191100-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
330 PM PDT MON MAY 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
PATCHY DENSE FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......37-47...EXCEPT 32-42 RIDGES.
* MAX HUMIDITY.........80-95 PERCENT.
* 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...........6000 FEET.
* MIXING HEIGHT........900-1900 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..........PARTLY SUNNY. PATCHY DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......53-63...EXCEPT 46-56 RIDGES.
* MIN HUMIDITY.........64-79 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 1 TO 5 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 8 MPH.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........1400-2400 FT AGL.
* TRANSPORT WINDS......WEST 5 TO 10 MPH.
TUESDAY NIGHT
* SKY/WEATHER..........MOSTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......37-47.
* MAX HUMIDITY.........79-94 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 1 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 7 MPH. GUSTS UP TO 25
MPH IN THE EVENING.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........700-1600 FT AGL.
* TRANSPORT WINDS......NORTHWEST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......60-70...EXCEPT 52-62 RIDGES.
* MIN HUMIDITY.........54-69 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 1 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 7 MPH.
* SNOW LEVEL...........7000 FEET.
* MIXING HEIGHT........900 FT AGL INCREASING TO 3400 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS......NORTH 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. SNOW LEVEL 7500 FEET. LOWS 39 TO 49.
HIGHS 65 TO 75 VALLEYS...58 TO 68 RIDGES. NORTHWEST WINDS 3 TO
6 MPH.
FRIDAY THROUGH SATURDAY
PARTLY CLOUDY. SNOW LEVEL 7750 FEET. LOWS
42 TO 52. HIGHS 61 TO 71. WEST WINDS 3 TO 4 MPH.
SUNDAY
PARTLY CLOUDY. SNOW LEVEL 6500 FEET. LOWS 39 TO 49. HIGHS
54 TO 64.
MEMORIAL DAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. SNOW LEVEL
6000 FEET. LOWS 38 TO 48. HIGHS 49 TO 59.
.8 TO 14 DAY OUTLOOK FOR MAY 26 - JUN 01, 2026
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
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