Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
049
FNUS56 KSEW 192217
FWFSEW
Fire Weather Planning Forecast for Western Washington
National Weather Service Seattle WA
317 PM PDT Tue Aug 19 2025
.DISCUSSION...A few light showers will remain possible this evening,
mainly along the North Cascades. Cool temperatures and a mix of
clouds and sun will continue across western Washington through
Wednesday before a warming and drying trend commences on Thursday.
Warm temperatures and humidities dropping down into the 20-30 percent
range are likely across the Cascades and areas south of the Sound
Friday and Saturday.
Forecast for 20 foot wind speed (valleys and ridge tops) are 10
minute averages reflecting RAWS winds.
WAZ649-201130-
North and Central Coastal Strip-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......49-59.
* Max humidity..........92-100 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Northwest winds 3 to 5 mph.
* Ridges/upr slopes...Northwest winds 3 to 5 mph.
* Mixing height.........500-800 ft AGL.
* Transport winds.......Northwest around 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......59-69.
* Min humidity..........66-81 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Northwest winds 3 to 7 mph.
* Ridges/upr slopes...Northwest winds 3 to 7 mph.
* Mixing height.........800-1700 ft AGL.
* Transport winds.......Northwest around 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......46-56.
* Max humidity..........84-97 percent.
* 20-foot winds.........
* Valleys/lwr slopes..North winds 4 to 7 mph.
* Ridges/upr slopes...North winds 4 to 7 mph.
* Mixing height.........400-1000 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.......65-75.
* Min humidity..........56-71 percent.
* 20-foot winds.........
* Valleys/lwr slopes..North winds 3 to 6 mph.
* Ridges/upr slopes...North winds 3 to 6 mph.
* Mixing height.........300-1300 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. North winds
4 to 7 mph.
.FRIDAY...Warmer, sunny. Highs 74 to 84. North winds 3 to 6 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest winds
around 4 mph.
.SATURDAY...Sunny. Highs 72 to 82. Northwest winds around 3 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest winds
around 4 mph.
.SUNDAY...Mostly sunny. Highs 68 to 78. Northwest winds around
3 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs 65 to 75.
.TUESDAY...Partly cloudy. Lows in the mid 50s. Highs 65 to 75.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ650-201130-
North Coastal Lowlands-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy then becoming partly cloudy.
* Min temperature.......45-55.
* Max humidity..........85-100 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Northwest winds 3 to 4 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...1 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......62-72...except 59-69 ridges.
* Min humidity..........56-71 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.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......47-57.
* Max humidity..........75-90 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.........500-1300 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.......68-78.
* 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...Clear. Lows 52 to 62. North winds 3 to 5 mph.
.FRIDAY...Warmer, sunny. Highs 78 to 88. Northeast winds around
3 mph shifting to the north around 4 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 54 to 64. North winds around 3 mph.
.SATURDAY...Sunny. Highs 78 to 88. Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 54 to 64. Light winds.
.SUNDAY...Sunny. Highs 75 to 85. Light winds.
.MONDAY...Mostly clear. Lows 53 to 63. Highs 72 to 82.
.TUESDAY...Partly cloudy. Lows 52 to 62. Highs 71 to 81.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ651-201130-
Central Coastal Lowlands-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......47-57.
* 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 3 to 5 mph.
* Mixing height.........500-1500 ft AGL.
* Transport winds.......Northwest around 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......64-74.
* Min humidity..........52-67 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Light winds becoming west around 5 mph in the
afternoon.
* Ridges/upr slopes...Light winds becoming west around 4 mph in the
afternoon.
* Mixing height.........800 ft AGL increasing to 3200 ft AGL in the
afternoon.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......46-56.
* Max humidity..........79-94 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.........400-1400 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.THURSDAY...
* Sky/weather...........Sunny.
* Max temperature.......72-82.
* Min humidity..........41-56 percent...except 48-59 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..Light winds becoming north around 3 mph in
the afternoon.
* Ridges/upr slopes...Light winds.
* Mixing height.........400 ft AGL increasing to 2600 ft AGL in the
afternoon.
* Transport winds.......Northeast 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...79 to 89 ridges.
Northeast winds 3 to 5 mph.
.FRIDAY NIGHT...Clear. Lows 53 to 63. Light winds.
.SATURDAY...Sunny. Highs 82 to 92. Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 53 to 63. Light winds.
.SUNDAY...Sunny. Highs 78 to 88. Light winds.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs 75 to 85.
.TUESDAY...Partly cloudy. Lows in the mid 50s. Highs 74 to 84.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ652-201130-
West Portion of the Olympic Mountains-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy then becoming partly cloudy.
* Min temperature.......41-51.
* Max humidity..........82-97 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph.
* Ridges/upr slopes...West winds around 3 mph in the evening
becoming light.
* Mixing height.........300-900 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.......62-72...except 56-66 ridges.
* Min humidity..........51-66 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 2 to 4 mph.
* Ridges/upr slopes...Light winds becoming west around 5 mph in the
afternoon.
* Mixing height.........600 ft AGL increasing to 2600 ft AGL in the
afternoon.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........11500 Feet.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......44-54.
* Max humidity..........68-83 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley around 3 mph.
* Ridges/upr slopes...Northwest winds around 3 mph shifting to the
northeast around 4 mph after midnight.
* Mixing height.........300-1100 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........12500 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 3 to 4 mph.
* Ridges/upr slopes...Northeast winds around 5 mph shifting to the
northwest around 4 mph in the afternoon.
* Mixing height.........300 ft AGL increasing to 2400 ft AGL in the
afternoon.
* 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 5 mph shifting
to the northwest around 3 mph in the afternoon.
.FRIDAY NIGHT...Clear. Freezing level 15000 feet. Lows in the lower
60s. Northeast winds around 3 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 76 to 86.
Northwest winds around 3 mph.
.SATURDAY NIGHT...Clear. Freezing level 15000 feet. Lows in the
lower 60s. Light winds.
.SUNDAY...Sunny. Freezing level 14500 feet. Highs 73 to 83. West
winds around 3 mph.
.MONDAY...Mostly clear. Freezing level 14500 feet. Lows in the upper
50s. Highs 71 to 81.
.TUESDAY...Mostly clear. Freezing level 14500 feet. Lows in the
upper 50s. Highs 69 to 79.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ661-201130-
East Portion of the Olympic Mountains-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy then becoming partly cloudy.
* Min temperature.......45-55...except 41-51 ridges.
* Max humidity..........81-96 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.......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.......61-71...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 west 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.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......42-52.
* Max humidity..........71-86 percent...except 66-81 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley around 3 mph.
* 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.
* Freezing level........12500 Feet.
.THURSDAY...
* Sky/weather...........Sunny.
* Max temperature.......69-79...except 63-73 ridges.
* Min humidity..........40-55 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 4 to 5 mph.
* Ridges/upr slopes...Northeast winds 3 to 6 mph.
* Mixing height.........800-1800 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 76 to
86 valleys...69 to 79 ridges. Northeast winds 4 to 7 mph.
.FRIDAY NIGHT...Clear. Freezing level 15000 feet. Lows 55 to 65.
North winds around 4 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 78 to
88 valleys...71 to 81 ridges. Northwest winds around 3 mph.
.SATURDAY NIGHT...Clear. Freezing level 15000 feet. Lows 56 to 66.
West winds around 3 mph.
.SUNDAY...Sunny. Freezing level 14500 feet. Highs 76 to 86 valleys...
69 to 79 ridges. West winds around 3 mph.
.MONDAY...Clear. Freezing level 14500 feet. Lows 54 to 64. Highs
74 to 84 valleys...67 to 77 ridges.
.TUESDAY...Mostly clear. Freezing level 14500 feet. Lows 52 to 62.
Highs 72 to 82 valleys...64 to 74 ridges.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ653-201130-
Strait of Juan De Fuca and Northwest Interior Lowlands-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......48-58.
* Max humidity..........80-95 percent.
* 20-foot winds.........West winds 3 to 5 mph.
* Mixing height.........500-700 ft AGL.
* Transport winds.......West around 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......63-73.
* Min humidity..........54-69 percent.
* 20-foot winds.........West winds 3 to 6 mph.
* Mixing height.........800-1500 ft AGL.
* Transport winds.......West 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......47-57.
* Max humidity..........75-90 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.......67-77.
* Min humidity..........50-65 percent.
* 20-foot winds.........North winds 3 to 6 mph.
* Mixing height.........500-1300 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 75 to 85. North winds 4 to 7 mph.
.FRIDAY NIGHT...Clear. Lows in the upper 50s. Northwest winds around
4 mph.
.SATURDAY...Sunny. Highs 77 to 87. North winds around 3 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 50s. West winds
around 3 mph.
.SUNDAY...Sunny. Highs 75 to 85. Light winds.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs 73 to 83.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs 72 to 82.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ654-201130-
Central and South Puget Sound Lowlands-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......51-61.
* Max humidity..........85-100 percent.
* 20-foot winds.........Northwest winds around 4 mph in the evening
becoming light.
* Mixing height.........600-1600 ft AGL.
* Transport winds.......West around 5 mph shifting to the north
after midnight.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......65-75.
* Min humidity..........51-66 percent.
* 20-foot winds.........Light winds becoming northeast around 5 mph
in the afternoon.
* Mixing height.........1100 ft AGL increasing to 3300 ft AGL in
the afternoon.
* Transport winds.......Northeast around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......47-57.
* Max humidity..........73-88 percent.
* 20-foot winds.........North winds 4 to 7 mph.
* Mixing height.........700-1700 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.........1100-2100 ft AGL.
* Transport winds.......North 10 to 15 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 81 to 91. North winds 5 to 8 mph.
.FRIDAY NIGHT...Clear. Lows in the upper 50s. North winds around
5 mph.
.SATURDAY...Sunny. Highs 83 to 93. North winds around 3 mph.
.SATURDAY NIGHT...Mostly clear. Lows around 60. North winds around
3 mph.
.SUNDAY...Sunny. Highs 82 to 92. Northwest winds around 3 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs 80 to 90.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs 78 to 88.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ655-201130-
Black Hills and Southwest Interior Lowlands-
317 PM PDT Tue Aug 19 2025
.Tonight...
* 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.......68-78.
* Min humidity..........47-62 percent.
* 20-foot winds.........Light winds becoming northwest around 4 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...1 percent.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......46-56.
* Max humidity..........74-89 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.........700 ft AGL increasing to 2700 ft AGL in the
afternoon.
* 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 4 to 7 mph.
.FRIDAY...Warmer, sunny. Highs 86 to 96. Northeast winds 4 to 7 mph.
.FRIDAY NIGHT...Clear. Lows 55 to 65. Northeast winds around 3 mph.
.SATURDAY...Sunny. Highs in the lower 90s. Light winds.
.SATURDAY NIGHT...Mostly clear. Lows 55 to 65. Light winds.
.SUNDAY...Sunny. Highs in the upper 80s. Light winds.
.MONDAY...Mostly clear. Lows 53 to 63. Highs in the mid 80s.
.TUESDAY...Mostly clear. Lows 52 to 62. Highs in the mid 80s.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ656-201130-
Northeast Puget Sound Lowlands Generally Below 1500 Feet-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......48-58.
* Max humidity..........85-100 percent.
* 20-foot winds.........West winds around 3 mph in the evening
becoming light.
* Mixing height.........1100-1900 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.......63-73.
* Min humidity..........49-64 percent.
* 20-foot winds.........Light winds becoming west around 5 mph in
the afternoon.
* Mixing height.........1500 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...
* Sky/weather...........Mostly clear.
* Min temperature.......46-56.
* Max humidity..........76-91 percent.
* 20-foot winds.........Northwest winds around 3 mph shifting to
the northeast after midnight.
* Mixing height.........900-1900 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...........Sunny.
* Max temperature.......72-82.
* Min humidity..........36-51 percent.
* 20-foot winds.........Northeast winds around 3 mph shifting to
the northwest around 4 mph in the afternoon.
* Mixing height.........1300-2300 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.
.THURSDAY NIGHT...Mostly clear. Lows 52 to 62. Northwest winds
around 4 mph shifting to the northeast after midnight.
.FRIDAY...Warmer, sunny. Highs 83 to 93. Northeast winds around
5 mph shifting to the northwest around 4 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 55 to 65. Northeast winds around 3 mph.
.SATURDAY...Sunny. Highs 85 to 95. North winds around 3 mph.
.SATURDAY NIGHT...Mostly clear. Lows 57 to 67. Northeast winds
around 3 mph.
.SUNDAY...Sunny. Highs 83 to 93. Light winds.
.MONDAY...Mostly clear. Lows 55 to 65. Highs 80 to 90.
.TUESDAY...Mostly clear. Lows 54 to 64. Highs 78 to 88.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ657-201130-
Southeast Puget Sound Lowlands Generally Below 1500 Feet-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......48-58.
* Max humidity..........85-100 percent.
* 20-foot winds.........Light winds.
* Mixing height.........1100-2100 ft AGL.
* Transport winds.......Northwest around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
.WEDNESDAY...
* Sky/weather...........Partly sunny then becoming sunny.
* Max temperature.......67-77.
* Min humidity..........47-62 percent.
* 20-foot winds.........Light winds becoming northwest around 3 mph
in the afternoon.
* Mixing height.........1400 ft AGL increasing to 3700 ft AGL in
the afternoon.
* Transport winds.......North around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......44-54.
* Max humidity..........80-95 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.......74-84.
* 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 in the mid 50s. 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. Northeast winds around
3 mph.
.SATURDAY...Sunny. Highs in the upper 80s. Light winds.
.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 upper 50s. Highs in the mid 80s.
.TUESDAY...Mostly clear. Lows 54 to 64. Highs in the mid 80s.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ658-201130-
West Slopes of the North Cascades Generally above 1500 Feet-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......47-57...except 41-51 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.........600-1200 ft AGL.
* Transport winds.......West around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........11500 Feet.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......63-73...except 57-67 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...1 percent.
* Freezing level........11000 Feet.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......44-54...except 40-50 ridges.
* Max humidity..........72-87 percent...except 65-80 percent
ridges.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 3 to 4 mph.
* Ridges/upr slopes...Northwest winds around 4 mph shifting to the
northeast around 5 mph after midnight.
* Mixing height.........500-1400 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...........Sunny.
* Max temperature.......72-82...except 66-76 ridges.
* Min humidity..........34-49 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley around 4 mph.
* Ridges/upr slopes...East winds around 5 mph shifting to the
northwest around 4 mph in the afternoon.
* Mixing height.........500 ft AGL increasing to 2900 ft AGL in the
afternoon.
* Transport winds.......East around 5 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........13000 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 15000 feet. Lows 53 to 63.
East winds around 5 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 82 to
92 valleys...76 to 86 ridges. East winds around 4 mph.
.SATURDAY NIGHT...Mostly clear. Freezing level 15000 feet. Lows
56 to 66. South winds around 4 mph.
.SUNDAY...Sunny. Freezing level 14500 feet. Highs 80 to 90 valleys...
74 to 84 ridges. Southwest winds around 3 mph.
.MONDAY...Mostly clear. Freezing level 14500 feet. Lows 53 to 63.
Highs 77 to 87 valleys...70 to 80 ridges.
.TUESDAY...Mostly clear. Freezing level 14500 feet. Lows 52 to 62.
Highs 76 to 86 valleys...69 to 79 ridges.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
WAZ659-201130-
West Slopes of the Central Cascades Generally above 1500 Feet-
317 PM PDT Tue Aug 19 2025
.Tonight...
* Sky/weather...........Mostly cloudy.
* Min temperature.......45-55...except 42-52 ridges.
* Max humidity..........77-92 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Downslope/downvalley 1 to 3 mph.
* Ridges/upr slopes...Northwest winds around 4 mph in the evening
becoming light.
* Mixing height.........600-1600 ft AGL.
* Transport winds.......West 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...0 percent.
* Freezing level........12000 Feet.
.WEDNESDAY...
* Sky/weather...........Mostly sunny.
* Max temperature.......65-75...except 57-67 ridges.
* Min humidity..........49-64 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.......Northwest 5 to 10 mph.
* CWR (>0.25)...........0 percent.
* Chance of Lightning...1 percent.
* Freezing level........12000 Feet.
.WEDNESDAY NIGHT...
* Sky/weather...........Mostly clear.
* Min temperature.......42-52.
* Max humidity..........75-90 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.........400-1400 ft AGL.
* Transport winds.......Northwest around 10 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.......74-84...except 67-77 ridges.
* Min humidity..........34-49 percent.
* 20-foot winds.........
* Valleys/lwr slopes..Upslope/upvalley 3 to 4 mph.
* Ridges/upr slopes...East winds around 5 mph shifting to the north
around 4 mph in the afternoon.
* Mixing height.........400 ft AGL increasing to 2800 ft AGL in the
afternoon.
* Transport winds.......East 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 51 to 61.
North winds around 4 mph shifting to the east around 6 mph after
midnight.
.FRIDAY...Warmer, sunny. Freezing level 15000 feet. Highs 82 to
92 valleys...75 to 85 ridges. East winds 5 to 8 mph.
.FRIDAY NIGHT...Clear. Freezing level 15500 feet. Lows 56 to 66.
East winds around 4 mph.
.SATURDAY...Sunny. Freezing level 15000 feet. Highs 84 to
94 valleys...77 to 87 ridges. East winds around 3 mph.
.SATURDAY NIGHT...Mostly clear. Freezing level 15500 feet. Lows
57 to 67. East winds around 3 mph.
.SUNDAY...Sunny. Freezing level 15000 feet. Highs 81 to 91 valleys...
75 to 85 ridges. West winds around 3 mph.
.MONDAY...Mostly clear. Freezing level 14500 feet. Lows 54 to 64.
Highs 77 to 87 valleys...71 to 81 ridges.
.TUESDAY...Mostly clear. Freezing level 14500 feet. Lows 52 to 62.
Highs 76 to 86 valleys...69 to 79 ridges.
.8 TO 14 day Outlook for Aug 27 - Sep 02, 2025
Above normal temperatures and above normal precipitation.
$$
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