Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
024
FNUS56 KSEW 182122
FWFSEW
Fire Weather Planning Forecast for Western Washington
National Weather Service Seattle WA
222 PM PDT Mon Aug 18 2025
.DISCUSSION...A few light showers will remain possible this afternoon
into Tuesday, with the highest chance along the coast. Otherwise cool
temperatures and a mix of clouds and sun will remain through midweek.
A warm and dry pattern will take shape the end of the week into the
weekend.
Forecast for 20 foot wind speed (valleys and ridge tops) are 10
minute averages reflecting RAWS winds.
WAZ649-191115-
North and Central Coastal Strip-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy. Slight chance of rain.
* Min temperature.......Around 56.
* Max humidity..........90-near 100 percent.
* 20-foot winds.........
* Valleys/lwr slopes..South winds 3 to 6 mph.
* Ridges/upr slopes...South winds 4 to 7 mph.
* Mixing height.........400-800 ft AGL.
* Transport winds.......South around 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.TUESDAY...
* Sky/weather...........Mostly cloudy. Slight chance of rain.
* Max temperature.......61-71.
* Min humidity..........75-90 percent.
* 20-foot winds.........
* Valleys/lwr slopes..South winds 3 to 6 mph.
* Ridges/upr slopes...Southwest winds 3 to 6 mph.
* Mixing height.........700-1400 ft AGL.
* Transport winds.......South around 10 mph.
* CWR (>0.25)...........5 percent.
* Chance of Lightning...1 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......50-60.
* Max humidity..........93-100 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Northwest winds around 3 mph in the evening
becoming light.
* Ridges/upr slopes...Northwest winds 3 to 5 mph.
* Mixing height.........400-700 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......60-70.
* Min humidity..........66-81 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Light winds becoming northwest around 6 mph
in the afternoon.
* Ridges/upr slopes...Northwest winds 3 to 6 mph.
* Mixing height.........700-1500 ft AGL.
* Transport winds.......Northwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds 4 to 7 mph.
.THURSDAY...Warmer, sunny. Highs 67 to 77. Light winds becoming
northwest around 5 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
around 4 mph.
.FRIDAY...Sunny. Highs 70 to 80. North winds around 3 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest winds
around 5 mph.
.SATURDAY...Sunny. Highs 68 to 78. Northwest winds around 4 mph.
.SUNDAY...Partly cloudy. Lows in the mid 50s. Highs 65 to 75.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs 64 to 74.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ650-191115-
North Coastal Lowlands-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy. Slight chance of rain.
* Min temperature.......49-59.
* Max humidity..........80-95 percent.
* 20-foot winds.........
* Valleys/lwr slopes..South winds 3 to 5 mph.
* Ridges/upr slopes...South winds 3 to 6 mph.
* Mixing height.........600-1500 ft AGL.
* Transport winds.......South around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.TUESDAY...
* Sky/weather...........Mostly cloudy. Slight chance of rain.
* Max temperature.......63-73.
* Min humidity..........66-81 percent...except 72-85 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..South winds around 3 mph shifting to the
southwest around 4 mph in the afternoon.
* Ridges/upr slopes...South winds 3 to 6 mph.
* Mixing height.........1300-2300 ft AGL.
* Transport winds.......South around 10 mph.
* CWR (>0.25)...........5 percent.
* Chance of Lightning...2 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......48-58.
* Max humidity..........85-100 percent...except 89-near 100 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..Northwest winds up to 3 mph.
* Ridges/upr slopes...West winds around 3 mph in the evening
becoming light.
* Mixing height.........600-1300 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......64-74...except 61-71 ridges.
* Min humidity..........57-72 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Light winds becoming west around 4 mph in the
afternoon.
* Ridges/upr slopes...Light winds becoming northwest around 5 mph
in the afternoon.
* Mixing height.........1200-2200 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows 47 to 57. Northwest winds
around 4 mph in the evening becoming light.
.THURSDAY...Warmer, sunny. Highs 71 to 81. Light winds becoming
northwest around 4 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 50 to 60. North winds around 3 mph.
.FRIDAY...Sunny. Highs 76 to 86. Light winds.
.FRIDAY NIGHT...Mostly clear. Lows 51 to 61. Northwest winds around
3 mph.
.SATURDAY...Sunny. Highs 73 to 83. Light winds.
.SUNDAY...Mostly clear. Lows in the mid 50s. Highs 71 to 81.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs 68 to 78.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ651-191115-
Central Coastal Lowlands-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......Around 54.
* Max humidity..........85-100 percent.
* 20-foot winds.........
* Valleys/lwr slopes..West winds around 3 mph in the evening
becoming light.
* Ridges/upr slopes...West winds around 3 mph in the evening
becoming light.
* Mixing height.........500-1500 ft AGL.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.TUESDAY...
* Sky/weather...........Mostly cloudy.
* Max temperature.......63-73.
* Min humidity..........65-80 percent...except 70-84 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 3 mph in the
afternoon.
* Mixing height.........800 ft AGL increasing to 2800 ft AGL in the
afternoon.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......Around 54.
* Max humidity..........85-100 percent.
* 20-foot winds.........
* Valleys/lwr slopes..West winds around 3 mph in the evening
becoming light.
* Ridges/upr slopes...West winds around 3 mph in the evening
becoming light.
* Mixing height.........500-1400 ft AGL.
* Transport winds.......Northwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......66-76.
* Min humidity..........53-68 percent.
* 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 2900 ft AGL in the
afternoon.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
around 4 mph in the evening becoming light.
.THURSDAY...Warmer, sunny. Highs 76 to 86 valleys...70 to 80 ridges.
Light winds becoming northwest around 3 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows in the lower 50s. Light winds.
.FRIDAY...Sunny. Highs 80 to 90 valleys...75 to 85 ridges. Light
winds.
.FRIDAY NIGHT...Clear. Lows in the mid 50s. Light winds.
.SATURDAY...Sunny. Highs 77 to 87 valleys...72 to 82 ridges. Light
winds.
.SUNDAY...Mostly clear. Lows in the mid 50s. Highs 74 to 84.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs 72 to
82 valleys...66 to 76 ridges.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ652-191115-
West Portion of the Olympic Mountains-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......44-54.
* Max humidity..........77-92 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley around 3 mph.
* Ridges/upr slopes...Southwest winds around 4 mph shifting to the
southeast around 3 mph after midnight.
* Mixing height.........300-1200 ft AGL.
* Transport winds.......South around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...3 percent.
* Freezing level........10500 Feet.
.TUESDAY...
* Sky/weather...........Mostly cloudy. Slight chance of rain.
* Max temperature.......61-71...except 57-67 ridges.
* Min humidity..........68-83 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 2 to 4 mph.
* Ridges/upr slopes...South winds 3 to 5 mph.
* Mixing height.........1000-2000 ft AGL.
* Transport winds.......Southwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........10500 Feet.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......43-53.
* Max humidity..........80-95 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley around 2 mph.
* Ridges/upr slopes...West winds around 3 mph in the evening
becoming light.
* Mixing height.........300-1000 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........11000 Feet.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......64-74...except 58-68 ridges.
* Min humidity..........54-69 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.........400 ft AGL increasing to 2800 ft AGL in the
afternoon.
* Transport winds.......North around 5 mph shifting to the west in
the afternoon.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........11500 Feet.
.WEDNESDAY NIGHT...Mostly clear. Freezing level 12500 feet. Lows in
the lower 50s. Northwest winds around 3 mph shifting to the
northeast after midnight.
.THURSDAY...Warmer, sunny. Freezing level 13500 feet. Highs 69 to
79 valleys...64 to 74 ridges. Northeast winds around 4 mph shifting
to the west in the afternoon.
.THURSDAY NIGHT...Clear. Freezing level 14500 feet. Lows in the mid
50s. North winds around 3 mph.
.FRIDAY...Warmer, sunny. Freezing level 15000 feet. Highs 75 to
85 valleys...70 to 80 ridges. North winds around 3 mph.
.FRIDAY NIGHT...Clear. Freezing level 15000 feet. Lows in the upper
50s. North winds around 3 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 73 to
83 valleys...68 to 78 ridges. West winds around 3 mph.
.SUNDAY...Clear. Freezing level 14500 feet. Lows in the upper 50s.
Highs 70 to 80 valleys...65 to 75 ridges.
.MONDAY...Mostly clear. Freezing level 13500 feet. Lows in the mid
50s. Highs 65 to 75.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ661-191115-
East Portion of the Olympic Mountains-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......46-56...except 43-53 ridges.
* Max humidity..........77-92 percent...except 72-87 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 2 to 4 mph.
* Ridges/upr slopes...Southwest winds 3 to 5 mph.
* Mixing height.........400-1200 ft AGL.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...2 percent.
* Freezing level........10500 Feet.
.TUESDAY...
* Sky/weather...........Mostly cloudy. Slight chance of rain in the
afternoon.
* Max temperature.......63-73...except 55-65 ridges.
* Min humidity..........64-79 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 2 to 3 mph.
* Ridges/upr slopes...Southwest winds 3 to 5 mph.
* Mixing height.........1000-2000 ft AGL.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........11000 Feet.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......46-56...except 43-53 ridges.
* Max humidity..........80-95 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph.
* Ridges/upr slopes...West winds 3 to 5 mph.
* Mixing height.........400-1000 ft AGL.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........11000 Feet.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......63-73...except 57-67 ridges.
* Min humidity..........57-72 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 2 to 4 mph.
* Ridges/upr slopes...West winds 3 to 5 mph.
* Mixing height.........600 ft AGL increasing to 2600 ft AGL in the
afternoon.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........11500 Feet.
.WEDNESDAY NIGHT...Mostly clear. Freezing level 12500 feet. Lows
45 to 55. Northwest winds 3 to 5 mph.
.THURSDAY...Warmer, sunny. Freezing level 13500 feet. Highs 68 to
78 valleys...61 to 71 ridges. North winds 3 to 6 mph.
.THURSDAY NIGHT...Clear. Freezing level 14500 feet. Lows 49 to 59.
North winds around 3 mph.
.FRIDAY...Warmer, sunny. Freezing level 15000 feet. Highs 74 to
84 valleys...67 to 77 ridges. North winds around 3 mph.
.FRIDAY NIGHT...Clear. Freezing level 15000 feet. Lows in the upper
50s. West winds around 3 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 74 to
84 valleys...67 to 77 ridges. West winds around 3 mph.
.SUNDAY...Clear. Freezing level 14500 feet. Lows 52 to 62. Highs
71 to 81 valleys...64 to 74 ridges.
.MONDAY...Mostly clear. Freezing level 14000 feet. Lows 50 to 60.
Highs 68 to 78 valleys...60 to 70 ridges.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ653-191115-
Strait of Juan De Fuca and Northwest Interior Lowlands-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......50-60.
* Max humidity..........78-93 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........500-700 ft AGL.
* Transport winds.......West around 5 mph shifting to the south
after midnight.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.TUESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......66-76.
* Min humidity..........60-75 percent.
* 20-foot winds.........Southeast winds around 3 mph shifting to
the southwest in the afternoon.
* Mixing height.........700-1400 ft AGL.
* Transport winds.......South around 5 mph shifting to the
southwest in the afternoon.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......49-59.
* Max humidity..........81-96 percent.
* 20-foot winds.........West winds 3 to 5 mph.
* Mixing height.........500-700 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......65-75.
* Min humidity..........59-74 percent.
* 20-foot winds.........Light winds becoming northwest around 5 mph
in the afternoon.
* Mixing height.........700-1600 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds 3 to 5 mph.
.THURSDAY...Sunny. Highs 69 to 79. North winds 3 to 6 mph.
.THURSDAY NIGHT...Clear. Lows in the mid 50s. Northwest winds around
3 mph.
.FRIDAY...Sunny. Highs 73 to 83. North winds around 4 mph.
.FRIDAY NIGHT...Clear. Lows in the upper 50s. West winds around
3 mph.
.SATURDAY...Sunny. Highs 74 to 84. West winds around 3 mph.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs 71 to 81.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs 69 to 79.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ654-191115-
Central and South Puget Sound Lowlands-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......51-61.
* Max humidity..........76-91 percent.
* 20-foot winds.........Southwest winds 3 to 6 mph.
* Mixing height.........800-1800 ft AGL.
* Transport winds.......Southwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.TUESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......67-77.
* Min humidity..........54-69 percent.
* 20-foot winds.........Light winds becoming southwest around 5 mph
in the afternoon.
* Mixing height.........1000 ft AGL increasing to 3200 ft AGL in
the afternoon.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......51-61.
* Max humidity..........82-97 percent.
* 20-foot winds.........Northwest winds around 4 mph in the evening
becoming light.
* Mixing height.........600-1600 ft AGL.
* Transport winds.......Northwest around 5 mph shifting to the
northeast after midnight.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......67-77.
* Min humidity..........51-66 percent.
* 20-foot winds.........Light winds becoming north around 5 mph in
the afternoon.
* Mixing height.........800 ft AGL increasing to 3600 ft AGL in the
afternoon.
* Transport winds.......North around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds
3 to 6 mph.
.THURSDAY...Warmer, sunny. Highs 74 to 84. North winds 3 to 6 mph.
.THURSDAY NIGHT...Clear. Lows in the mid 50s. North winds around
5 mph.
.FRIDAY...Warmer, sunny. Highs 80 to 90. North winds around 4 mph.
.FRIDAY NIGHT...Clear. Lows 53 to 63. North winds around 3 mph.
.SATURDAY...Sunny. Highs 80 to 90. Northwest winds around 3 mph.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs 77 to 87.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs 74 to 84.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ655-191115-
Black Hills and Southwest Interior Lowlands-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Partly cloudy then becoming mostly cloudy.
* Min temperature.......47-57.
* Max humidity..........85-100 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........1000-2000 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......68-78.
* Min humidity..........54-69 percent.
* 20-foot winds.........Light winds becoming west around 4 mph in
the afternoon.
* Mixing height.........1000 ft AGL increasing to 3800 ft AGL in
the afternoon.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......49-59.
* Max humidity..........85-100 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........800-1800 ft AGL.
* Transport winds.......West 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......69-79.
* Min humidity..........49-64 percent.
* 20-foot winds.........Light winds becoming northwest around 3 mph
in the afternoon.
* Mixing height.........800 ft AGL increasing to 3700 ft AGL in the
afternoon.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds around 4 mph in the evening becoming light.
.THURSDAY...Warmer, sunny. Highs 78 to 88. Light winds becoming
north around 5 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 50 to 60. North winds around 3 mph.
.FRIDAY...Warmer, sunny. Highs 84 to 94. North winds around 3 mph.
.FRIDAY NIGHT...Clear. Lows 52 to 62. Northwest winds around 3 mph.
.SATURDAY...Sunny. Highs in the upper 80s. Light winds.
.SUNDAY...Mostly clear. Lows 51 to 61. Highs in the mid 80s.
.MONDAY...Mostly clear. Lows 50 to 60. Highs in the lower 80s.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ656-191115-
Northeast Puget Sound Lowlands Generally Below 1500 Feet-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......49-59.
* Max humidity..........79-94 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........1100-2100 ft AGL.
* Transport winds.......West around 5 mph shifting to the southeast
after midnight.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......64-74.
* Min humidity..........52-67 percent.
* 20-foot winds.........Light winds becoming southwest around 3 mph
in the afternoon.
* Mixing height.........1600 ft AGL increasing to 3600 ft AGL in
the afternoon.
* Transport winds.......South around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......49-59.
* Max humidity..........82-97 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........900-1800 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......65-75.
* Min humidity..........49-64 percent.
* 20-foot winds.........Light winds becoming west around 5 mph in
the afternoon.
* Mixing height.........1200 ft AGL increasing to 3600 ft AGL in
the afternoon.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
around 4 mph shifting to the northeast around 3 mph after midnight.
.THURSDAY...Warmer, sunny. Highs 75 to 85. Northeast winds around
3 mph shifting to the northwest around 4 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 51 to 61. North winds around
3 mph.
.FRIDAY...Warmer, sunny. Highs 81 to 91. North winds around 3 mph.
.FRIDAY NIGHT...Mostly clear. Lows 54 to 64. North winds around
3 mph.
.SATURDAY...Sunny. Highs 81 to 91. Light winds.
.SUNDAY...Mostly clear. Lows 53 to 63. Highs 77 to 87.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs 74 to 84.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ657-191115-
Southeast Puget Sound Lowlands Generally Below 1500 Feet-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Partly cloudy.
* Min temperature.......49-59.
* Max humidity..........82-97 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........2800 ft AGL decreasing to 600 ft AGL after
midnight.
* Transport winds.......West around 5 mph shifting to the south
after midnight.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......70-80.
* Min humidity..........49-64 percent.
* 20-foot winds.........Light winds becoming west around 3 mph in
the afternoon.
* Mixing height.........1200 ft AGL increasing to 4000 ft AGL in
the afternoon.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......48-58.
* Max humidity..........85-100 percent.
* 20-foot winds.........Northwest winds around 3 mph in the evening
becoming light.
* Mixing height.........900-1900 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......69-79.
* Min humidity..........48-63 percent.
* 20-foot winds.........Light winds becoming northwest around 4 mph
in the afternoon.
* Mixing height.........900 ft AGL increasing to 3900 ft AGL in the
afternoon.
* Transport winds.......North around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. North winds
around 4 mph in the evening becoming light.
.THURSDAY...Sunny. Highs in the upper 70s. Light winds becoming
north around 5 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows in the mid 50s. Northeast winds around
3 mph.
.FRIDAY...Warmer, sunny. Highs 81 to 91. Light winds.
.FRIDAY NIGHT...Clear. Lows in the upper 50s. Light winds.
.SATURDAY...Sunny. Highs in the mid 80s. Light winds.
.SUNDAY...Mostly clear. Lows in the upper 50s. Highs in the lower
80s.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs around 80.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ658-191115-
West Slopes of the North Cascades Generally above 1500 Feet-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......47-57...except 42-52 ridges.
* Max humidity..........76-91 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph.
* Ridges/upr slopes...Southwest winds 3 to 6 mph.
* Mixing height.........600-1500 ft AGL.
* Transport winds.......Southwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........11500 Feet.
.TUESDAY...
* Sky/weather...........Partly sunny.
* Max temperature.......64-74...except 57-67 ridges.
* Min humidity..........56-71 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 2 to 4 mph.
* Ridges/upr slopes...Southwest winds 3 to 6 mph.
* Mixing height.........1200-2200 ft AGL.
* Transport winds.......Southwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........11500 Feet.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy.
* Min temperature.......47-57...except 42-52 ridges.
* Max humidity..........79-94 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph.
* Ridges/upr slopes...West winds 3 to 6 mph.
* Mixing height.........500-1200 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...2 percent.
* Freezing level........11500 Feet.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......65-75...except 58-68 ridges.
* Min humidity..........49-64 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 2 to 5 mph.
* Ridges/upr slopes...West winds 3 to 6 mph.
* Mixing height.........700 ft AGL increasing to 3200 ft AGL in the
afternoon.
* Transport winds.......West 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........11500 Feet.
.WEDNESDAY NIGHT...Mostly clear. Freezing level 12500 feet. Lows in
the lower 50s valleys...in the mid 40s ridges. West winds around
6 mph shifting to the northeast around 5 mph after midnight.
.THURSDAY...Warmer, sunny. Freezing level 13500 feet. Highs 71 to
81 valleys...64 to 74 ridges. Northeast winds around 5 mph shifting
to the west around 4 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Freezing level 14000 feet. Lows
49 to 59. North winds around 4 mph.
.FRIDAY...Warmer, sunny. Freezing level 14500 feet. Highs 78 to
88 valleys...71 to 81 ridges. East winds around 4 mph.
.FRIDAY NIGHT...Mostly clear. Freezing level 15000 feet. Lows 53 to
63. Northeast winds around 4 mph.
.SATURDAY...Sunny. Freezing level 14500 feet. Highs 78 to
88 valleys...72 to 82 ridges. Southwest winds around 3 mph.
.SUNDAY...Mostly clear. Freezing level 14500 feet. Lows 51 to 61.
Highs 74 to 84 valleys...67 to 77 ridges.
.MONDAY...Mostly clear. Freezing level 14000 feet. Lows 49 to 59.
Highs 71 to 81 valleys...64 to 74 ridges.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ659-191115-
West Slopes of the Central Cascades Generally above 1500 Feet-
222 PM PDT Mon Aug 18 2025
.Tonight...
* Sky/weather...........Partly cloudy then becoming mostly cloudy.
* Min temperature.......44-54...except 40-50 ridges.
* Max humidity..........82-97 percent...except 77-92 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 1 to 3 mph.
* Ridges/upr slopes...West winds around 4 mph in the evening
becoming light.
* Mixing height.........600-1600 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........12000 Feet.
.TUESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......67-77...except 58-68 ridges.
* Min humidity..........50-65 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 1 to 4 mph.
* Ridges/upr slopes...Light winds becoming west around 5 mph in the
afternoon.
* Mixing height.........900 ft AGL increasing to 2900 ft AGL in the
afternoon.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........12000 Feet.
.TUESDAY NIGHT...
* Sky/weather...........Mostly cloudy then becoming partly cloudy.
* Min temperature.......45-55...except 41-51 ridges.
* Max humidity..........77-92 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph.
* Ridges/upr slopes...Northwest winds 3 to 5 mph.
* Mixing height.........600-1600 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........12000 Feet.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......66-76...except 57-67 ridges.
* Min humidity..........52-67 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 1 to 4 mph.
* Ridges/upr slopes...Light winds becoming northwest around 5 mph
in the afternoon.
* Mixing height.........600 ft AGL increasing to 3100 ft AGL in the
afternoon.
* Transport winds.......Northwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........12000 Feet.
.WEDNESDAY NIGHT...Mostly clear. Freezing level 13000 feet. Lows
45 to 55. Northwest winds around 4 mph shifting to the northeast
around 3 mph after midnight.
.THURSDAY...Warmer, sunny. Freezing level 14000 feet. Highs 73 to
83 valleys...66 to 76 ridges. East winds around 3 mph shifting to
the northwest around 4 mph in the afternoon.
.THURSDAY NIGHT...Clear. Freezing level 14500 feet. Lows 51 to 61.
Northeast winds around 4 mph.
.FRIDAY...Warmer, sunny. Freezing level 15000 feet. Highs 80 to
90 valleys...73 to 83 ridges. Northeast winds around 3 mph.
.FRIDAY NIGHT...Mostly clear. Freezing level 15000 feet. Lows 54 to
64. Northeast winds around 3 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 79 to
89 valleys...72 to 82 ridges. Northwest winds around 3 mph.
.SUNDAY...Mostly clear. Freezing level 15000 feet. Lows 52 to 62.
Highs 75 to 85 valleys...68 to 78 ridges.
.MONDAY...Mostly clear. Freezing level 14500 feet. Lows in the mid
50s. Highs 71 to 81 valleys...64 to 74 ridges.
.8 TO 14 day Outlook for Aug 26 - Sep 01, 2025
Above normal temperatures and above normal precipitation.
$$
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