Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
441 FNUS56 KSEW 102331 FWFSEW Fire Weather Planning Forecast for Western Washington National Weather Service Seattle WA 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .DISCUSSION... Forecast for 20 foot wind speed (valleys and ridge tops) are 10 minute averages reflecting RAWS winds. WAZ649-111200- North and Central Coastal Strip- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Mostly cloudy. Rain likely in the evening, then rain after midnight. * Chance of precip.....85%. * Min temperature......43-53. * Max humidity.........94-100 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 5 to 13 mph. Gusts up to 40 mph in the evening. * Ridges/upr slopes...West winds 5 to 13 mph. Gusts up to 40 mph. * Mixing height........500 ft AGL. * Transport winds......West around 20 mph decreasing to around 10 mph after midnight. .THURSDAY... * Sky/weather..........Mostly cloudy. Chance of rain in the morning, then rain likely in the afternoon. * Chance of precip.....60%. * Max temperature......46-56. * Min humidity.........84-99 percent. * 20-foot winds........ * Valleys/lwr slopes..Light winds. * Ridges/upr slopes...West winds around 3 mph in the morning becoming light. * Mixing height........700-1200 ft AGL. * Transport winds......West around 5 mph shifting to the east in the afternoon. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Rain. * Chance of precip.....80%. * Min temperature......41-51. * Max humidity.........94-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Southeast winds 3 to 6 mph. * Ridges/upr slopes...Southeast winds 4 to 7 mph. * Mixing height........500-700 ft AGL. * Transport winds......Southeast 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....95%. * Max temperature......48-58. * Min humidity.........92-100 percent. * 20-foot winds........ * Valleys/lwr slopes..South winds 4 to 7 mph. * Ridges/upr slopes...South winds 5 to 8 mph. * Mixing height........400-500 ft AGL. * Transport winds......South 5 to 10 mph. .SATURDAY...Mostly cloudy with rain likely. Lows in the upper 40s. Highs in the mid 50s. Southeast winds 5 to 8 mph. .SUNDAY THROUGH MONDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds 8 to 11 mph. .TUESDAY THROUGH WEDNESDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ650-111200- North Coastal Lowlands- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Min temperature......39-49. * Max humidity.........89-100 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 5 to 11 mph. Gusts up to 45 mph. * Ridges/upr slopes...West winds 5 to 11 mph. Gusts up to 45 mph. * Mixing height........700-800 ft AGL. * Transport winds......West around 20 mph decreasing to around 10 mph after midnight. .THURSDAY... * Sky/weather..........Mostly cloudy. Chance of rain in the morning, then rain likely in the afternoon. * Chance of precip.....60%. * Max temperature......43-53. * Min humidity.........83-98 percent. * 20-foot winds........ * Valleys/lwr slopes..Light winds. * Ridges/upr slopes...Southwest winds around 3 mph in the morning becoming light. * Mixing height........800-1300 ft AGL. * Transport winds......West around 5 mph shifting to the southeast in the afternoon. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....85%. * Min temperature......40-50. * Max humidity.........87-100 percent. * 20-foot winds........ * Valleys/lwr slopes..East winds 3 to 5 mph. * Ridges/upr slopes...East winds 3 to 6 mph. * Mixing height........600-700 ft AGL. * Transport winds......Southeast around 5 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......46-56. * Min humidity.........84-99 percent...except 89-100 percent ridges. * 20-foot winds........ * Valleys/lwr slopes..South winds 3 to 6 mph. * Ridges/upr slopes...South winds 4 to 7 mph. * Mixing height........600-800 ft AGL. * Transport winds......South 5 to 10 mph. .SATURDAY...Mostly cloudy with rain likely. Lows in the upper 40s. Highs 50 to 60. Southeast winds 4 to 7 mph. .SUNDAY THROUGH MONDAY...Rain. Lows in the upper 40s. Highs 49 to 59. South winds 6 to 9 mph. .TUESDAY THROUGH WEDNESDAY...Rain. Lows in the lower 40s. Highs 43 to 53. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ651-111200- Central Coastal Lowlands- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Min temperature......39-49. * Max humidity.........95-100 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 7 to 16 mph. Gusts up to 40 mph. * Ridges/upr slopes...West winds 7 to 16 mph. Gusts up to 40 mph decreasing to 30 mph after midnight. * Mixing height........600 ft AGL. * Transport winds......West 15 to 20 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain likely. * Chance of precip.....70%. * Max temperature......44-54. * Min humidity.........87-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Light winds. * Ridges/upr slopes...West winds around 4 mph in the morning becoming light. * Mixing height........700-900 ft AGL. * Transport winds......West around 5 mph shifting to the north in the afternoon. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....80%. * Min temperature......39-49. * Max humidity.........98 percent. * 20-foot winds........ * Valleys/lwr slopes..East winds 3 to 5 mph. * Ridges/upr slopes...East winds 3 to 5 mph. * Mixing height........500-600 ft AGL. * Transport winds......East around 5 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....75%. * Max temperature......46-56. * Min humidity.........91-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 3 to 6 mph. * Ridges/upr slopes...Southwest winds 3 to 6 mph. * Mixing height........400-700 ft AGL. * Transport winds......South around 5 mph shifting to the southwest in the afternoon. .SATURDAY...Mostly cloudy. Chance of rain. Lows in the mid 40s. Highs in the mid 50s. Southeast winds 3 to 5 mph. .SUNDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 7 mph. .MONDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 8 mph. .TUESDAY THROUGH WEDNESDAY...Rain. Lows in the lower 40s. Highs around 50 valleys...in the lower 40s ridges. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ652-111200- West Portion of the Olympic Mountains- 330 PM PST Wed Dec 10 2025 .Tonight... * Sky/weather..........Cloudy. Rain through the night. Slight chance of snow after midnight. * Chance of precip.....100%. * Min temperature......33-43. * Max humidity.........87-100 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 7 to 14 mph. Gusts up to 35 mph. * Ridges/upr slopes...West winds 7 to 14 mph. Gusts up to 40 mph decreasing to 30 mph after midnight. * Snow level...........6500 feet. * Mixing height........500-600 ft AGL. * Transport winds......West 15 to 20 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Chance of rain and snow in the morning, then rain likely and slight chance of snow in the afternoon. * Chance of precip.....60%. * Max temperature......36-46. * Min humidity.........81-96 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley around 2 mph. * Ridges/upr slopes...West winds around 3 mph in the morning becoming light. * Snow level...........5500 feet. * Mixing height........600 ft AGL. * Transport winds......West around 5 mph shifting to the north in the afternoon. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....85%. * Min temperature......34-44. * Max humidity.........86-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley around 3 mph. * Ridges/upr slopes...East winds 3 to 6 mph. * Snow level...........7500 feet. * Mixing height........300 ft AGL. * Transport winds......Southeast around 5 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....80%. * Max temperature......40-50. * Min humidity.........84-99 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley around 5 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Snow level...........6000 feet. * Mixing height........300-600 ft AGL. * Transport winds......Southwest 5 to 10 mph. .SATURDAY...Mostly cloudy. Rain likely. Snow level 6000 feet. Lows 37 to 47. Highs 45 to 55. South winds 4 to 7 mph. .SUNDAY THROUGH MONDAY...Rain and slight chance of snow. Snow level 6250 feet. Lows 39 to 49. Highs 42 to 52. South winds 8 to 11 mph. .TUESDAY THROUGH WEDNESDAY...Rain and snow. Snow level 3750 feet. Lows 32 to 42. Highs 35 to 45. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ661-111200- East Portion of the Olympic Mountains- 330 PM PST Wed Dec 10 2025 .Tonight... * Sky/weather..........Mostly cloudy. Rain through the night. Slight chance of snow after midnight. * Chance of precip.....100%. * Min temperature......32-42. * Max humidity.........83-98 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 8 to 14 mph. Gusts up to 40 mph decreasing to 30 mph after midnight. * Ridges/upr slopes...West winds 8 to 14 mph with gusts to around 40 mph. * Snow level...........7000 feet. * Mixing height........600 ft AGL. * Transport winds......West 15 to 20 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Rain and snow likely. * Chance of precip.....70%. * Max temperature......41-51...except 36-46 ridges. * Min humidity.........80-95 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 2 to 3 mph. * Ridges/upr slopes...West winds around 5 mph in the morning becoming light. * Snow level...........5000 feet. * Mixing height........600-700 ft AGL. * Transport winds......West 5 to 10 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Slight chance of snow in the evening. Rain likely through the night. * Chance of precip.....70%. * Min temperature......33-43. * Max humidity.........83-98 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph. * Ridges/upr slopes...North winds around 3 mph shifting to the west around 4 mph after midnight. * Snow level...........7500 feet. * Mixing height........400-600 ft AGL. * Transport winds......South around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Rain likely in the morning, then chance of rain and snow in the afternoon. * Chance of precip.....60%. * Max temperature......44-54...except 39-49 ridges. * Min humidity.........83-98 percent...except 77-92 percent ridges. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 4 to 5 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Snow level...........6000 feet. * Mixing height........400-700 ft AGL. * Transport winds......Southwest around 10 mph. .SATURDAY...Mostly cloudy. Chance of rain. Snow level 6000 feet. Lows 35 to 45. Highs 44 to 54. South winds 5 to 8 mph. .SUNDAY...Rain and slight chance of snow. Snow level 6000 feet. Lows 37 to 47. Highs 40 to 50. Southwest winds around 9 mph. .MONDAY...Rain and slight chance of snow. Snow level 6500 feet. Lows 37 to 47. Highs 45 to 55 valleys...38 to 48 ridges. South winds around 10 mph. .TUESDAY THROUGH WEDNESDAY...Snow and rain. Snow level 3750 feet. Lows 30 to 40. Highs 38 to 48 valleys...31 to 41 ridges. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ653-111200- Strait of Juan De Fuca and Northwest Interior Lowlands- 330 PM PST Wed Dec 10 2025 .Tonight... * Sky/weather..........Mostly cloudy. Rain in the evening, then chance of rain after midnight. * Chance of precip.....75%. * Min temperature......40-50. * Max humidity.........84-99 percent. * 20-foot winds........West winds 7 to 10 mph. Gusts up to 30 mph in the evening. * Mixing height........600 ft AGL. * Transport winds......West around 15 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Chance of rain. * Chance of precip.....50%. * Max temperature......44-54. * Min humidity.........81-96 percent. * 20-foot winds........Southwest winds around 4 mph in the morning becoming light. * Mixing height........700-1200 ft AGL. * Transport winds......Southwest around 5 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Patchy fog. Rain likely. * Chance of precip.....70%. * Min temperature......39-49. * Max humidity.........84-99 percent. * 20-foot winds........East winds 3 to 4 mph. * Mixing height........800 ft AGL. * Transport winds......East around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Chance of rain. * Chance of precip.....50%. * Max temperature......47-57. * Min humidity.........83-98 percent. * 20-foot winds........Southeast winds 3 to 6 mph. * Mixing height........700-900 ft AGL. * Transport winds......Southeast around 5 mph. .SATURDAY...Mostly cloudy with a chance of rain. Lows 41 to 51. Highs 50 to 60. Southeast winds 4 to 7 mph. .SUNDAY...Rain. Lows 43 to 53. Highs 49 to 59. South winds around 8 mph. .MONDAY...Rain. Lows 43 to 53. Highs in the mid 50s. South winds around 10 mph. .TUESDAY THROUGH WEDNESDAY...Rain. Lows 36 to 46. Highs 44 to 54. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ654-111200- Central and South Puget Sound Lowlands- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Mostly cloudy. Rain likely in the evening, then rain after midnight. * Chance of precip.....85%. * Min temperature......41-51. * Max humidity.........85-100 percent. * 20-foot winds........Southwest winds 7 to 15 mph. Gusts up to 40 mph. * Mixing height........700-900 ft AGL. * Transport winds......Southwest around 20 mph becoming west around 10 mph after midnight. .THURSDAY... * Sky/weather..........Cloudy. Chance of rain in the morning, then rain likely in the afternoon. * Chance of precip.....60%. * Max temperature......45-55. * Min humidity.........85-100 percent. * 20-foot winds........South winds around 3 mph shifting to the northeast in the afternoon. * Mixing height........800-1200 ft AGL. * Transport winds......South around 5 mph shifting to the east in the afternoon. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Patchy fog through the night. Rain likely in the evening. Chance of rain after midnight. * Chance of precip.....60%. * Min temperature......39-49. * Max humidity.........86-100 percent. * 20-foot winds........Light winds. * Mixing height........700-900 ft AGL. * Transport winds......Northeast around 5 mph shifting to the southeast after midnight. .FRIDAY... * Sky/weather..........Mostly cloudy. Chance of rain. * Chance of precip.....50%. * Max temperature......47-57. * Min humidity.........82-97 percent. * 20-foot winds........Southwest winds 4 to 7 mph. * Mixing height........600-1200 ft AGL. * Transport winds......Southwest 5 to 10 mph. .SATURDAY...Mostly cloudy. Chance of rain. Lows in the mid 40s. Highs in the mid 50s. South winds 4 to 7 mph. .SUNDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 8 mph. .MONDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 8 mph. .TUESDAY...Rain. Lows in the mid 40s. Highs around 50. .WEDNESDAY...Rain. Lows in the lower 40s. Highs in the upper 40s. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ655-111200- Black Hills and Southwest Interior Lowlands- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Mostly cloudy. Rain. * Chance of precip.....100%. * Min temperature......42-52. * Max humidity.........89-100 percent. * 20-foot winds........Southwest winds 7 to 14 mph. Gusts up to 40 mph decreasing to 30 mph after midnight. * Mixing height........700-800 ft AGL. * Transport winds......West 15 to 20 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then chance of rain in the afternoon. Patchy fog in the afternoon. * Chance of precip.....75%. * Max temperature......45-55. * Min humidity.........85-100 percent. * 20-foot winds........West winds around 3 mph in the morning becoming light. * Mixing height........1000-1100 ft AGL. * Transport winds......West around 5 mph shifting to the northwest in the afternoon. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Patchy fog through the night. Rain likely in the evening. Chance of rain after midnight. * Chance of precip.....60%. * Min temperature......41-51. * Max humidity.........88-100 percent. * 20-foot winds........Southeast winds 3 to 4 mph. * Mixing height........600-900 ft AGL. * Transport winds......East around 5 mph shifting to the south after midnight. .FRIDAY... * Sky/weather..........Mostly cloudy. Patchy fog in the morning. Chance of rain through the day. * Chance of precip.....50%. * Max temperature......48-58. * Min humidity.........83-98 percent. * 20-foot winds........Southwest winds 3 to 5 mph. * Mixing height........600-1100 ft AGL. * Transport winds......Southwest around 5 mph. .SATURDAY...Mostly cloudy. Patchy fog in the evening. Chance of rain. Lows in the mid 40s. Highs in the upper 50s. South winds 3 to 5 mph. .SUNDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 6 mph. .MONDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 8 mph. .TUESDAY THROUGH WEDNESDAY...Rain. Lows in the lower 40s. Highs around 50. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ656-111200- Northeast Puget Sound Lowlands Generally Below 1500 Feet- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Min temperature......36-46. * Max humidity.........85-100 percent. * 20-foot winds........Southwest winds 5 to 9 mph. Gusts up to 30 mph in the evening. * Mixing height........1200-1300 ft AGL. * Transport winds......West around 15 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Chance of rain. * Chance of precip.....50%. * Max temperature......40-50. * Min humidity.........79-94 percent. * 20-foot winds........South winds 3 to 4 mph. * Mixing height........1400-1900 ft AGL. * Transport winds......Southwest around 5 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Rain likely through the night. Patchy fog after midnight. * Chance of precip.....70%. * Min temperature......35-45. * Max humidity.........85-100 percent. * 20-foot winds........East winds 3 to 4 mph. * Mixing height........1000-1100 ft AGL. * Transport winds......Southeast around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....80%. * Max temperature......43-53. * Min humidity.........83-98 percent. * 20-foot winds........Southeast winds 3 to 5 mph. * Mixing height........900-1200 ft AGL. * Transport winds......Southeast around 5 mph. .SATURDAY...Mostly cloudy. Chance of rain. Lows in the mid 40s. Highs in the mid 50s. Southeast winds 3 to 6 mph. .SUNDAY...Rain. Lows in the upper 40s. Highs 48 to 58. Southeast winds around 6 mph. .MONDAY...Rain. Lows in the upper 40s. Highs 50 to 60. Southeast winds around 7 mph. .TUESDAY...Rain. Lows in the lower 40s. Highs 43 to 53. .WEDNESDAY...Rain and slight chance of snow. Lows in the upper 30s. Highs 41 to 51. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ657-111200- Southeast Puget Sound Lowlands Generally Below 1500 Feet- 330 PM PST Wed Dec 10 2025 ...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING... .Tonight... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Min temperature......41-51. * Max humidity.........93-100 percent. * 20-foot winds........Southwest winds 6 to 12 mph. Gusts up to 35 mph. * Mixing height........900-1000 ft AGL. * Transport winds......Southwest 15 to 20 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then chance of rain in the afternoon. Patchy fog in the afternoon. * Chance of precip.....75%. * Max temperature......46-56. * Min humidity.........84-99 percent. * 20-foot winds........South winds around 3 mph in the morning becoming light. * Mixing height........1200-1300 ft AGL. * Transport winds......South around 5 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Patchy fog through the night. Rain likely in the evening. Chance of rain after midnight. * Chance of precip.....60%. * Min temperature......41-51. * Max humidity.........93-100 percent. * 20-foot winds........Light winds. * Mixing height........800-900 ft AGL. * Transport winds......Southeast around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Chance of rain. * Chance of precip.....50%. * Max temperature......48-58. * Min humidity.........85-100 percent. * 20-foot winds........South winds 3 to 5 mph. * Mixing height........700-1100 ft AGL. * Transport winds......South around 5 mph. .SATURDAY...Mostly cloudy. Slight chance of rain. Lows 41 to 51. Highs in the upper 50s. South winds 3 to 4 mph. .SUNDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 5 mph. .MONDAY...Rain. Lows in the upper 40s. Highs in the upper 50s. South winds around 6 mph. .TUESDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. .WEDNESDAY...Rain. Lows in the lower 40s. Highs in the upper 40s. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ658-111200- West Slopes of the North Cascades Generally above 1500 Feet- 330 PM PST Wed Dec 10 2025 .Tonight... * Sky/weather..........Mostly cloudy. Rain and slight chance of snow. * Chance of precip.....100%. * Min temperature......33-43...except 26-36 ridges. * Max humidity.........81-96 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 7 to 13 mph with gusts to around 30 mph. * Ridges/upr slopes...West winds 7 to 13 mph with gusts to around 35 mph. * Snow level...........6500 feet. * Mixing height........800-900 ft AGL. * Transport winds......West around 20 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Patchy dense fog in the morning. Chance of snow and rain through the day. * Chance of precip.....50%. * Max temperature......37-47...except 30-40 ridges. * Min humidity.........78-93 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 2 to 4 mph. * Ridges/upr slopes...West winds 4 to 7 mph. Gusts up to 25 mph in the morning. * Snow level...........3500 feet. * Mixing height........1000-1100 ft AGL. * Transport winds......West around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Snow likely in the evening. Rain through the night. Snow after midnight. * Chance of precip.....80%. * Min temperature......32-42...except 26-36 ridges. * Max humidity.........83-98 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph. * Ridges/upr slopes...Northwest winds 4 to 7 mph. * Snow level...........4500 feet. * Mixing height........600 ft AGL. * Transport winds......Southwest around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Rain and slight chance of snow. * Chance of precip.....95%. * Max temperature......40-50...except 34-44 ridges. * Min humidity.........79-94 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 3 to 5 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Snow level...........5500 feet. * Mixing height........500-600 ft AGL. * Transport winds......Southwest 5 to 10 mph. .SATURDAY...Mostly cloudy. Rain likely and chance of snow. Snow level 5500 feet. Lows 34 to 44. Highs 45 to 55 valleys...38 to 48 ridges. South winds 5 to 8 mph. .SUNDAY...Rain and snow. Snow level 5500 feet. Lows 35 to 45. Highs 41 to 51 valleys...34 to 44 ridges. South winds around 8 mph. .MONDAY...Rain and snow. Snow level 6000 feet. Lows 35 to 45. Highs 43 to 53 valleys...36 to 46 ridges. South winds around 9 mph. .TUESDAY THROUGH WEDNESDAY...Snow and rain. Snow level 3500 feet. Lows 28 to 38. Highs 31 to 41. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ WAZ659-111200- West Slopes of the Central Cascades Generally above 1500 Feet- 330 PM PST Wed Dec 10 2025 .Tonight... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Min temperature......38-48...except 32-42 ridges. * Max humidity.........86-100 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 9 to 16 mph with gusts to around 40 mph. * Ridges/upr slopes...West winds 9 to 16 mph with gusts to around 45 mph. * Snow level...........8000 feet. * Mixing height........800-900 ft AGL. * Transport winds......West 20 to 25 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Rain in the morning. Slight chance of snow through the day. Chance of rain in the afternoon. * Chance of precip.....75%. * Max temperature......42-52...except 36-46 ridges. * Min humidity.........80-95 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 2 to 4 mph. * Ridges/upr slopes...West winds 4 to 8 mph. Gusts up to 30 mph in the morning. * Snow level...........7000 feet. * Mixing height........900-1000 ft AGL. * Transport winds......West around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Rain in the evening, then rain likely after midnight. * Chance of precip.....80%. * Min temperature......39-49...except 33-43 ridges. * Max humidity.........81-96 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley around 2 mph. * Ridges/upr slopes...Southwest winds 3 to 5 mph. * Snow level...........7500 feet. * Mixing height........500-600 ft AGL. * Transport winds......Southwest around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Chance of rain. * Chance of precip.....50%. * Max temperature......45-55...except 39-49 ridges. * Min humidity.........83-98 percent...except 76-91 percent ridges. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 3 to 4 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Snow level...........6500 feet. * Mixing height........500-900 ft AGL. * Transport winds......Southwest 5 to 10 mph. .SATURDAY...Partly cloudy. Slight chance of rain. Snow level 6000 feet. Lows 35 to 45. Highs 51 to 61 valleys...in the upper 40s ridges. South winds 4 to 7 mph. .SUNDAY...Mostly cloudy with rain. Snow level 6000 feet. Lows 37 to 47. Highs 44 to 54 valleys...in the lower 40s ridges. South winds around 7 mph. .MONDAY...Rain. Snow level 6500 feet. Lows 38 to 48. Highs 46 to 56 valleys...35 to 45 ridges. South winds around 8 mph. .TUESDAY THROUGH WEDNESDAY...Rain and snow. Snow level 4000 feet. Lows 31 to 41. Highs 39 to 49 valleys...in the mid 30s ridges. .8 TO 14 day Outlook for Dec 18 - 24 2025 Above normal temperatures and above normal precipitation. $$ www.weather.gov/seattle