629
FNUS56 KSEW 201501
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
801 AM PDT WED AUG 20 2025
DISCUSSION
COOLER TEMPERATURES AND A MIX OF CLOUDS AND SUN WILL
CONTINUE ACROSS WESTERN WASHINGTON TODAY BEFORE A WARMING AND DRYING
TREND COMMENCES ON THURSDAY. TEMPERATURES WILL GRADUALLY WARM INTO
THE WEEKEND, WITH HUMIDITIES DROPPING DOWN INTO THE 20-30 PERCENT
RANGE ACROSS THE CASCADES AND AREAS SOUTH OF THE SOUND FRIDAY AND
SATURDAY. WARM AND DRY CONDITIONS WILL CONTINUE THROUGHOUT THE
REMAINDER OF THE WEEKEND AND INTO EARLY NEXT WEEK, WITH SATURDAY AND
SUNDAY LIKELY BEING THE WARMEST AND DRIEST OF THE DAYS.
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-202330-
NORTH AND CENTRAL COASTAL STRIP-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......59-69.
* MIN HUMIDITY..........65-80 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS 3 TO 7 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 3 TO 7 MPH.
* MIXING HEIGHT.........900-1600 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........83-97 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTH WINDS 4 TO 7 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 4 TO 7 MPH.
* MIXING HEIGHT.........400-900 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........400-1100 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTH WINDS
4 TO 7 MPH.
FRIDAY
WARMER, SUNNY. HIGHS 73 TO 83. NORTH WINDS 3 TO 6 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST WINDS
4 TO 7 MPH.
SATURDAY
SUNNY. HIGHS 72 TO 82. NORTHWEST WINDS 3 TO 6 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHWEST
WINDS AROUND 4 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS 69 TO 79. NORTHWEST WINDS AROUND
3 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS 66 TO 76.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS 66 TO 76.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ650-202330-
NORTH COASTAL LOWLANDS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......62-72...EXCEPT 59-69 RIDGES.
* MIN HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1300-2300 FT AGL.
* TRANSPORT WINDS.......NORTHWEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........PARTLY CLOUDY.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........73-88 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........500-1200 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......70-80...EXCEPT 67-77 RIDGES.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........900-1900 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE
NORTH IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 62. NORTHWEST WINDS
AROUND 4 MPH SHIFTING TO THE NORTHEAST AROUND 3 MPH AFTER MIDNIGHT.
FRIDAY
WARMER, SUNNY. HIGHS 78 TO 88. NORTHEAST WINDS AROUND
3 MPH SHIFTING TO THE NORTH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS 54 TO 64. NORTH WINDS 3 TO 5 MPH.
SATURDAY
SUNNY. HIGHS 79 TO 89. LIGHT WINDS BECOMING NORTHWEST
AROUND 4 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 65. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 76 TO 86. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS 54 TO 64. HIGHS 73 TO 83.
TUESDAY
PARTLY CLOUDY. LOWS 53 TO 63. HIGHS 72 TO 82.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ651-202330-
CENTRAL COASTAL LOWLANDS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......64-74.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.........1000 FT AGL INCREASING TO 3000 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........80-95 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......72-82.
* MIN HUMIDITY..........41-56 PERCENT...EXCEPT 49-59 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* RIDGES/UPR SLOPES...LIGHT WINDS.
* MIXING HEIGHT.........400 FT AGL INCREASING TO 2400 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
CLEAR. LOWS 50 TO 60. NORTHWEST WINDS AROUND 3 MPH
IN THE EVENING BECOMING LIGHT.
FRIDAY...WARMER, SUNNY. HIGHS 84 TO 94 VALLEYS
78 TO 88 RIDGES.
NORTHEAST WINDS 3 TO 5 MPH.
FRIDAY NIGHT
CLEAR. LOWS 53 TO 63. NORTHWEST WINDS AROUND 3 MPH
IN THE EVENING BECOMING LIGHT.
SATURDAY...SUNNY. HIGHS 83 TO 93 VALLEYS
78 TO 88 RIDGES. LIGHT
WINDS BECOMING NORTHWEST AROUND 3 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 64. LIGHT WINDS.
SUNDAY...SUNNY. HIGHS 80 TO 90 VALLEYS
75 TO 85 RIDGES. LIGHT
WINDS.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS 76 TO 86.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS 75 TO
85 VALLEYS...70 TO 80 RIDGES.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ652-202330-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......62-72...EXCEPT 57-67 RIDGES.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
* MIXING HEIGHT.........1100-2100 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........11500 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57...EXCEPT 44-54 RIDGES.
* MAX HUMIDITY..........66-81 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS AROUND 3 MPH SHIFTING TO THE
NORTHEAST AROUND 4 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.........300-1000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13000 FEET.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......70-80...EXCEPT 64-74 RIDGES.
* MIN HUMIDITY..........42-57 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 4 MPH SHIFTING TO THE
NORTHWEST AROUND 3 MPH IN THE AFTERNOON.
* MIXING HEIGHT.........700-1700 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14000 FEET.
THURSDAY NIGHT
CLEAR. FREEZING LEVEL 14500 FEET. LOWS IN THE
UPPER 50S. NORTH WINDS AROUND 3 MPH SHIFTING TO THE NORTHEAST AROUND
6 MPH AFTER MIDNIGHT.
FRIDAY
WARMER, SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 77 TO
87 VALLEYS...72 TO 82 RIDGES. NORTHEAST WINDS AROUND 6 MPH SHIFTING
TO THE NORTHWEST AROUND 3 MPH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. FREEZING LEVEL 15500 FEET. LOWS IN THE LOWER
60S. NORTH WINDS AROUND 3 MPH SHIFTING TO THE NORTHEAST AROUND 6 MPH
AFTER MIDNIGHT.
SATURDAY
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 79 TO
89 VALLEYS...74 TO 84 RIDGES. EAST WINDS AROUND 5 MPH SHIFTING TO
THE WEST AROUND 3 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 15500 FEET. LOWS IN
THE LOWER 60S. NORTH WINDS AROUND 3 MPH.
SUNDAY
SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 75 TO 85. WEST
WINDS AROUND 3 MPH.
MONDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS AROUND 60.
HIGHS 72 TO 82.
TUESDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS AROUND 60.
HIGHS 71 TO 81.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ661-202330-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......62-72...EXCEPT 55-65 RIDGES.
* MIN HUMIDITY..........55-70 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1000-2000 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
* FREEZING LEVEL........11500 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......42-52.
* MAX HUMIDITY..........69-84 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........400-1000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........12500 FEET.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......69-79...EXCEPT 63-73 RIDGES.
* MIN HUMIDITY..........41-56 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14000 FEET.
THURSDAY NIGHT
CLEAR. FREEZING LEVEL 14500 FEET. LOWS 51 TO 61.
NORTH WINDS 3 TO 6 MPH.
FRIDAY
WARMER, SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 77 TO
87 VALLEYS...68 TO 78 RIDGES. NORTHEAST WINDS 4 TO 7 MPH.
FRIDAY NIGHT
CLEAR. FREEZING LEVEL 15500 FEET. LOWS 55 TO 65.
NORTH WINDS 3 TO 6 MPH.
SATURDAY
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 79 TO
89 VALLEYS...71 TO 81 RIDGES. NORTH WINDS 3 TO 6 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 15500 FEET. LOWS
57 TO 67. WEST WINDS AROUND 3 MPH.
SUNDAY...SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 77 TO 87 VALLEYS
70 TO 80 RIDGES. WEST WINDS AROUND 3 MPH.
MONDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 55 TO 65.
HIGHS 75 TO 85 VALLEYS...67 TO 77 RIDGES.
TUESDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 54 TO 64.
HIGHS 74 TO 84 VALLEYS...67 TO 77 RIDGES.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ653-202330-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......63-73.
* MIN HUMIDITY..........53-68 PERCENT.
* 20-FOOT WINDS.........WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........700-1400 FT AGL.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........74-89 PERCENT.
* 20-FOOT WINDS.........WEST WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........500-700 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......66-76.
* MIN HUMIDITY..........50-65 PERCENT.
* 20-FOOT WINDS.........NORTHWEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........500-1200 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHWEST WINDS
3 TO 6 MPH.
FRIDAY
WARMER, SUNNY. HIGHS 76 TO 86. NORTH WINDS 4 TO 7 MPH.
FRIDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. NORTHWEST WINDS 3 TO
6 MPH.
SATURDAY
SUNNY. HIGHS 76 TO 86. NORTH WINDS 3 TO 6 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS 76 TO 86. NORTHWEST WINDS AROUND 3 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 74 TO 84.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 73 TO 83.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ654-202330-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......65-75.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHEAST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1100 FT AGL INCREASING TO 3200 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......47-57.
* MAX HUMIDITY..........73-88 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........600-1600 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......70-80.
* MIN HUMIDITY..........39-54 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 4 TO 8 MPH.
* MIXING HEIGHT.........1000-2000 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
CLEAR. LOWS IN THE MID 50S. NORTH WINDS 5 TO
8 MPH.
FRIDAY
WARMER, SUNNY. HIGHS 82 TO 92. NORTH WINDS 5 TO 8 MPH.
FRIDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS 4 TO
7 MPH.
SATURDAY
SUNNY. HIGHS 84 TO 94. NORTH WINDS 3 TO 6 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 66. NORTH WINDS AROUND
3 MPH.
SUNDAY
SUNNY. HIGHS 82 TO 92. NORTH WINDS AROUND 3 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS 81 TO 91.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS 79 TO 89.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ655-202330-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......68-78.
* MIN HUMIDITY..........46-61 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1100 FT AGL INCREASING TO 3600 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........73-88 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS 3 TO 5 MPH.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......76-86.
* MIN HUMIDITY..........33-48 PERCENT.
* 20-FOOT WINDS.........NORTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........1200-2200 FT AGL.
* TRANSPORT WINDS.......NORTHEAST AROUND 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
CLEAR. LOWS 51 TO 61. NORTHEAST WINDS 3 TO 6 MPH.
FRIDAY
WARMER, SUNNY. HIGHS 87 TO 97. NORTHEAST WINDS 4 TO 7 MPH.
FRIDAY NIGHT
CLEAR. LOWS 54 TO 64. NORTHEAST WINDS 3 TO 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 90S. NORTH WINDS 3 TO 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 66. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS 55 TO 65. HIGHS 84 TO 94.
TUESDAY
MOSTLY CLEAR. LOWS 53 TO 63. HIGHS IN THE MID 80S.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ656-202330-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY THEN BECOMING SUNNY.
* MAX TEMPERATURE.......63-73.
* MIN HUMIDITY..........48-63 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING WEST AROUND 4 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........1500 FT AGL INCREASING TO 3700 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS.......WEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......46-56.
* MAX HUMIDITY..........75-90 PERCENT.
* 20-FOOT WINDS.........NORTHWEST WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........900-1800 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......72-82.
* MIN HUMIDITY..........37-52 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 4 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1300-2300 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 62. NORTHWEST WINDS
AROUND 4 MPH SHIFTING TO THE NORTHEAST AROUND 3 MPH AFTER MIDNIGHT.
FRIDAY
WARMER, SUNNY. HIGHS 84 TO 94. NORTHEAST WINDS AROUND
5 MPH SHIFTING TO THE NORTHWEST AROUND 4 MPH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS 55 TO 65. NORTHWEST WINDS AROUND 4 MPH
SHIFTING TO THE NORTHEAST AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 85 TO 95. NORTHEAST WINDS AROUND 4 MPH
SHIFTING TO THE NORTHWEST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 67. NORTH WINDS AROUND
3 MPH.
SUNDAY
SUNNY. HIGHS 84 TO 94. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS 56 TO 66. HIGHS 81 TO 91.
TUESDAY
MOSTLY CLEAR. LOWS 56 TO 66. HIGHS 80 TO 90.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ657-202330-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........PARTLY SUNNY.
* MAX TEMPERATURE.......67-77.
* MIN HUMIDITY..........45-60 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTHWEST AROUND 3 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1300 FT AGL INCREASING TO 3600 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-54.
* MAX HUMIDITY..........79-94 PERCENT.
* 20-FOOT WINDS.........NORTH WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
* MIXING HEIGHT.........800-1800 FT AGL.
* TRANSPORT WINDS.......NORTH AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......73-83.
* MIN HUMIDITY..........39-54 PERCENT.
* 20-FOOT WINDS.........LIGHT WINDS BECOMING NORTH AROUND 5 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.........1100-2100 FT AGL.
* TRANSPORT WINDS.......NORTH 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
THURSDAY NIGHT
CLEAR. LOWS 51 TO 61. NORTHEAST WINDS 3 TO 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS AROUND
3 MPH SHIFTING TO THE NORTH AROUND 4 MPH IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. NORTH WINDS AROUND
4 MPH SHIFTING TO THE NORTHEAST AROUND 3 MPH AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 85 TO 95. LIGHT WINDS BECOMING NORTH AROUND
4 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER
80S.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE MID 80S.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ658-202330-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......63-73...EXCEPT 56-66 RIDGES.
* MIN HUMIDITY..........51-66 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...WEST WINDS 3 TO 6 MPH.
* MIXING HEIGHT.........1400-2400 FT AGL.
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...2 PERCENT.
* FREEZING LEVEL........11500 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......44-54...EXCEPT 40-50 RIDGES.
* MAX HUMIDITY..........70-85 PERCENT...EXCEPT 63-78 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE
NORTHEAST AROUND 5 MPH AFTER MIDNIGHT.
* MIXING HEIGHT.........500-1300 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........12500 FEET.
THURSDAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......72-82...EXCEPT 66-76 RIDGES.
* MIN HUMIDITY..........34-49 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 4 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........600 FT AGL INCREASING TO 2700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......EAST AROUND 5 MPH SHIFTING TO THE SOUTHEAST
IN THE AFTERNOON.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
THURSDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 14000 FEET. LOWS
50 TO 60. NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE EAST AROUND
8 MPH AFTER MIDNIGHT.
FRIDAY
WARMER, SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 80 TO
90 VALLEYS...72 TO 82 RIDGES. EAST WINDS 3 TO 7 MPH.
FRIDAY NIGHT
CLEAR. FREEZING LEVEL 15500 FEET. LOWS 53 TO 63.
EAST WINDS 3 TO 8 MPH.
SATURDAY
SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 83 TO
93 VALLEYS...75 TO 85 RIDGES. EAST WINDS AROUND 7 MPH SHIFTING TO
THE WEST AROUND 3 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 15000 FEET. LOWS
56 TO 66. NORTHWEST WINDS AROUND 4 MPH.
SUNDAY...SUNNY. FREEZING LEVEL 14500 FEET. HIGHS 81 TO 91 VALLEYS
74 TO 84 RIDGES. SOUTHWEST WINDS AROUND 4 MPH.
MONDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 55 TO 65.
HIGHS 79 TO 89 VALLEYS...72 TO 82 RIDGES.
TUESDAY
MOSTLY CLEAR. FREEZING LEVEL 14000 FEET. LOWS 54 TO 64.
HIGHS 77 TO 87 VALLEYS...70 TO 80 RIDGES.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ659-202330-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
801 AM PDT WED AUG 20 2025
TODAY
* SKY/WEATHER...........MOSTLY SUNNY.
* MAX TEMPERATURE.......65-75...EXCEPT 57-67 RIDGES.
* MIN HUMIDITY..........45-60 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...LIGHT WINDS BECOMING NORTHWEST AROUND 5 MPH
IN THE AFTERNOON.
* MIXING HEIGHT.........1300-2300 FT AGL.
* TRANSPORT WINDS.......WEST 5 TO 10 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...1 PERCENT.
* FREEZING LEVEL........12000 FEET.
TONIGHT
* SKY/WEATHER...........MOSTLY CLEAR.
* MIN TEMPERATURE.......42-52.
* MAX HUMIDITY..........71-86 PERCENT...EXCEPT 60-75 PERCENT
RIDGES.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS AROUND 4 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* MIXING HEIGHT.........400-1300 FT AGL.
* TRANSPORT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........13500 FEET.
THURSDAY
* SKY/WEATHER...........SUNNY.
* MAX TEMPERATURE.......74-84...EXCEPT 67-77 RIDGES.
* MIN HUMIDITY..........34-49 PERCENT.
* 20-FOOT WINDS.........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 4 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
* MIXING HEIGHT.........500 FT AGL INCREASING TO 2700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS.......NORTHEAST AROUND 5 MPH.
* CWR (>0.25)...........0 PERCENT.
* CHANCE OF LIGHTNING...0 PERCENT.
* FREEZING LEVEL........14500 FEET.
THURSDAY NIGHT
CLEAR. FREEZING LEVEL 15000 FEET. LOWS 52 TO 62.
NORTH WINDS AROUND 4 MPH SHIFTING TO THE EAST AROUND 6 MPH AFTER
MIDNIGHT.
FRIDAY
WARMER, SUNNY. FREEZING LEVEL 15500 FEET. HIGHS 82 TO
92 VALLEYS...75 TO 85 RIDGES. EAST WINDS 5 TO 8 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. FREEZING LEVEL 15500 FEET. LOWS 56 TO
66. EAST WINDS 4 TO 7 MPH.
SATURDAY
SUNNY. FREEZING LEVEL 15500 FEET. HIGHS 84 TO
94 VALLEYS...78 TO 88 RIDGES. EAST WINDS AROUND 6 MPH SHIFTING TO
THE NORTHWEST AROUND 3 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. FREEZING LEVEL 15500 FEET. LOWS
58 TO 68. EAST WINDS AROUND 3 MPH.
SUNDAY
MOSTLY SUNNY. FREEZING LEVEL 15000 FEET. HIGHS 82 TO
92 VALLEYS...76 TO 86 RIDGES. WEST WINDS AROUND 3 MPH.
MONDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 56 TO 66.
HIGHS 80 TO 90 VALLEYS...73 TO 83 RIDGES.
TUESDAY
MOSTLY CLEAR. FREEZING LEVEL 14500 FEET. LOWS 55 TO 65.
HIGHS 78 TO 88 VALLEYS...71 TO 81 RIDGES.
.8 TO 14 DAY OUTLOOK FOR AUG 27 - SEP 02, 2025
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
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