Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
114 FNUS56 KSEW 032330 FWFSEW Fire Weather Planning Forecast for Western Washington National Weather Service Seattle WA 330 PM PST Wed Dec 3 2025 .DISCUSSION... A very active week ahead with a parade of weather systems keeping conditions warm, wet, and windy from Thursday and beyond. A more significant atmospheric river system event looks to set up early next week with the potential for flooding. Coastal flooding impacts will be possible Friday into early next week but look to remain mostly minor. Forecast for 20 foot wind speed (valleys and ridge tops) are 10 minute averages reflecting RAWS winds. WAZ649-041200- North and Central Coastal Strip- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Chance of rain in the evening, then rain after midnight. * Chance of precip.....75%. * Min temperature......39-49. * Max humidity.........93-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Southeast winds 3 to 5 mph. * Ridges/upr slopes...Southeast winds 3 to 7 mph. * Mixing height........500-600 ft AGL. * Transport winds......South 5 to 10 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then chance of rain in the afternoon. * Chance of precip.....75%. * Max temperature......45-55. * Min humidity.........92-100 percent. * 20-foot winds........ * Valleys/lwr slopes..South winds 5 to 8 mph. * Ridges/upr slopes...South winds 5 to 8 mph. * Mixing height........700 ft AGL. * Transport winds......South 10 to 15 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....90%. * Min temperature......42-52. * Max humidity.........95-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 5 to 8 mph. * Ridges/upr slopes...South winds 5 to 9 mph. Gusts up to 25 mph after midnight. * Mixing height........400-500 ft AGL. * Transport winds......Southwest 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......47-57. * Min humidity.........88-99 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 10 to 13 mph with gusts to around 25 mph. * Ridges/upr slopes...West winds 10 to 14 mph with gusts to around 35 mph. * Mixing height........500-1200 ft AGL. * Transport winds......West 15 to 20 mph. .SATURDAY...Showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the lower 50s. Southwest winds 7 to 11 mph. .SUNDAY...Showers and slight chance of thunderstorms. 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...Rain. Lows in the upper 40s. Highs in the lower 50s. .WEDNESDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ650-041200- North Coastal Lowlands- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Patchy fog in the evening. Chance of rain in the evening, then rain after midnight. * Chance of precip.....75%. * Min temperature......36-46. * Max humidity.........86-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Southeast winds 3 to 5 mph. * Ridges/upr slopes...Southeast winds 3 to 6 mph. * Mixing height........600 ft AGL. * Transport winds......South 5 to 10 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then chance of rain in the afternoon. * Chance of precip.....75%. * Max temperature......42-52. * Min humidity.........84-99 percent. * 20-foot winds........ * Valleys/lwr slopes..Southeast winds 3 to 6 mph. * Ridges/upr slopes...Southeast winds 3 to 6 mph. * Mixing height........600-800 ft AGL. * Transport winds......South 5 to 10 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....90%. * Min temperature......40-50. * Max humidity.........86-100 percent. * 20-foot winds........ * Valleys/lwr slopes..South winds 3 to 6 mph. * Ridges/upr slopes...South winds 3 to 7 mph. Gusts up to 25 mph after midnight. * Mixing height........600 ft AGL. * Transport winds......Southwest 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....95%. * Max temperature......44-54. * Min humidity.........83-98 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 8 to 11 mph with gusts to around 30 mph. * Ridges/upr slopes...West winds 9 to 12 mph with gusts to around 30 mph. * Mixing height........600-1300 ft AGL. * Transport winds......West around 15 mph. .SATURDAY...Showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the upper 40s. Southwest winds 6 to 9 mph. .SUNDAY...Showers and slight chance of thunderstorms. Lows in the mid 40s. Highs 47 to 57. South winds around 6 mph. .MONDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. South winds around 7 mph. .TUESDAY...Rain. Lows in the upper 40s. Highs 46 to 56. .WEDNESDAY...Rain. Lows in the mid 40s. Highs 45 to 55. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ651-041200- Central Coastal Lowlands- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Patchy fog through the night. Slight chance of rain in the evening. Rain after midnight. * Chance of precip.....55%. * Min temperature......33-43. * Max humidity.........98 percent. * 20-foot winds........ * Valleys/lwr slopes..Southeast winds up to 3 mph. * Ridges/upr slopes...South winds up to 3 mph. * Mixing height........400-500 ft AGL. * Transport winds......Southeast around 5 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then chance of rain in the afternoon. * Chance of precip.....75%. * Max temperature......42-52. * Min humidity.........89-100 percent. * 20-foot winds........ * Valleys/lwr slopes..South winds 3 to 5 mph. * Ridges/upr slopes...Southeast winds around 3 mph in the morning becoming light. * Mixing height........500-700 ft AGL. * Transport winds......South around 5 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....90%. * Min temperature......38-48. * Max humidity.........98 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 4 to 7 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Mixing height........400-500 ft AGL. * Transport winds......West 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......45-55. * Min humidity.........90-99 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 9 to 12 mph with gusts to around 25 mph. * Ridges/upr slopes...West winds 10 to 13 mph with gusts to around 25 mph. * Mixing height........500-1300 ft AGL. * Transport winds......West 15 to 20 mph. .SATURDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. Southwest winds 6 to 12 mph. .SUNDAY...Rain. Lows in the mid 40s. Highs in the mid 50s. South winds around 6 mph. .MONDAY...Rain. Lows in the mid 40s. Highs in the mid 50s. Southwest winds around 6 mph. .TUESDAY...Rain. Lows in the upper 40s. Highs in the lower 50s. .WEDNESDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ652-041200- West Portion of the Olympic Mountains- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Chance of rain in the evening, then rain after midnight. * Chance of precip.....70%. * Min temperature......30-40. * Max humidity.........85-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley 2 to 3 mph. * Ridges/upr slopes...Southwest winds 3 to 5 mph. * Snow level...........7000 feet. * Mixing height........300-400 ft AGL. * Transport winds......South around 5 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....85%. * Max temperature......36-46. * Min humidity.........83-98 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 2 to 3 mph. * Ridges/upr slopes...South winds around 4 mph shifting to the southwest around 3 mph in the afternoon. * Snow level...........7500 feet. * Mixing height........300-400 ft AGL. * Transport winds......South 5 to 10 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....90%. * Min temperature......34-44. * Max humidity.........85-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 4 to 7 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Snow level...........7000 feet. * Mixing height........300 ft AGL. * Transport winds......Southwest 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....95%. * Max temperature......38-48. * Min humidity.........81-96 percent. * 20-foot winds........ * Valleys/lwr slopes..West winds 10 to 13 mph with gusts to around 30 mph. * Ridges/upr slopes...West winds 10 to 13 mph with gusts to around 30 mph. * Snow level...........6000 feet. * Mixing height........300-900 ft AGL. * Transport winds......West around 15 mph. .SATURDAY THROUGH SUNDAY...Rain and snow. Snow level 4750 feet. Lows 36 to 46. Highs 39 to 49. Southwest winds 7 to 13 mph. .MONDAY...Rain and snow. Snow level 5000 feet. Lows 36 to 46. Highs 43 to 53. Southwest winds around 8 mph. .TUESDAY...Rain and snow. Snow level 6000 feet. Lows 37 to 47. Highs 39 to 49. .WEDNESDAY...Rain and snow. Snow level 5500 feet. Lows 35 to 45. Highs 38 to 48. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ661-041200- East Portion of the Olympic Mountains- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Slight chance of rain and snow in the evening, then rain after midnight. * Chance of precip.....55%. * Min temperature......31-41. * Max humidity.........84-99 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley around 2 mph. * Ridges/upr slopes...Southwest winds 3 to 5 mph. * Snow level...........6500 feet. * Mixing height........400 ft AGL. * Transport winds......Southwest around 5 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Rain in the morning, then chance of rain in the afternoon. * Chance of precip.....75%. * Max temperature......36-46. * Min humidity.........84-99 percent...except 80-93 percent ridges. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 2 to 3 mph. * Ridges/upr slopes...Southwest winds 3 to 6 mph. * Snow level...........7500 feet. * Mixing height........400-500 ft AGL. * Transport winds......Southwest around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Rain. * Chance of precip.....85%. * Min temperature......34-44. * Max humidity.........82-97 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 5 to 8 mph. * Ridges/upr slopes...Southwest winds 5 to 8 mph. Gusts up to 25 mph after midnight. * Snow level...........7000 feet. * Mixing height........400 ft AGL. * Transport winds......West around 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....95%. * Max temperature......43-53...except 37-47 ridges. * Min humidity.........79-94 percent...except 72-87 percent ridges. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 10 to 13 mph with gusts to around 30 mph. * Ridges/upr slopes...West winds 11 to 14 mph with gusts to around 30 mph. * Snow level...........6000 feet. * Mixing height........500-1100 ft AGL. * Transport winds......West 15 to 20 mph. .SATURDAY THROUGH SUNDAY...Rain and snow. Snow level 4750 feet. Lows 33 to 43. Highs 38 to 48. Southwest winds 7 to 13 mph. .MONDAY...Rain with snow likely. Snow level 5000 feet. Lows 33 to 43. Highs 41 to 51. Southwest winds around 8 mph. .TUESDAY...Rain and snow. Snow level 6000 feet. Lows 35 to 45. Highs 42 to 52 valleys...35 to 45 ridges. .WEDNESDAY...Rain and snow. Snow level 5500 feet. Lows 33 to 43. Highs 37 to 47. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ653-041200- Strait of Juan De Fuca and Northwest Interior Lowlands- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Slight chance of rain in the evening, then rain after midnight. * Chance of precip.....55%. * Min temperature......35-45. * Max humidity.........85-100 percent. * 20-foot winds........Southeast winds 3 to 6 mph. * Mixing height........600-700 ft AGL. * Transport winds......South 5 to 10 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....85%. * Max temperature......42-52. * Min humidity.........83-98 percent. * 20-foot winds........Southeast winds 4 to 7 mph. * Mixing height........800-900 ft AGL. * Transport winds......Southeast around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain likely in the evening, then rain after midnight. * Chance of precip.....80%. * Min temperature......38-48. * Max humidity.........84-99 percent. * 20-foot winds........Southeast winds 3 to 6 mph. * Mixing height........700-800 ft AGL. * Transport winds......Southeast around 5 mph. .FRIDAY... * Sky/weather..........Mostly cloudy. Rain. * Chance of precip.....95%. * Max temperature......46-56. * Min humidity.........81-96 percent. * 20-foot winds........Southwest winds 8 to 11 mph. Gusts up to 25 mph in the afternoon. * Mixing height........700-1000 ft AGL. * Transport winds......Southwest 10 to 15 mph. .SATURDAY...Rain. Lows 39 to 49. Highs around 50. South winds 7 to 10 mph. .SUNDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. South winds around 7 mph. .MONDAY...Rain. Lows 39 to 49. Highs in the lower 50s. South winds around 7 mph. .TUESDAY...Rain. Lows 41 to 51. Highs in the lower 50s. .WEDNESDAY...Rain. Lows in the lower 40s. Highs around 50. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ654-041200- Central and South Puget Sound Lowlands- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Patchy fog in the evening. Rain likely after midnight. * Chance of precip.....10% increasing to 90% after midnight. * Min temperature......34-44. * Max humidity.........86-100 percent. * 20-foot winds........Light winds becoming south around 3 mph after midnight. * Mixing height........500-600 ft AGL. * Transport winds......South around 5 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....85%. * Max temperature......41-51. * Min humidity.........85-100 percent. * 20-foot winds........South winds 4 to 7 mph. * Mixing height........700-1000 ft AGL. * Transport winds......South around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Rain. * Chance of precip.....85%. * Min temperature......37-47. * Max humidity.........85-100 percent. * 20-foot winds........South winds 4 to 7 mph. * Mixing height........500-700 ft AGL. * Transport winds......Southwest 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....95%. * Max temperature......46-56. * Min humidity.........76-91 percent. * 20-foot winds........Southwest winds 10 to 13 mph. Gusts up to 25 mph in the afternoon. * Mixing height........700-1700 ft AGL. * Transport winds......Southwest around 15 mph. .SATURDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. Southwest winds 7 to 10 mph. .SUNDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. South winds around 7 mph. .MONDAY...Rain. Lows 41 to 51. Highs in the mid 50s. Southwest winds around 8 mph. .TUESDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. .WEDNESDAY...Rain. Lows in the mid 40s. Highs around 50. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ655-041200- Black Hills and Southwest Interior Lowlands- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Patchy fog through the night. Rain after midnight. * Chance of precip.....10% increasing to 90% after midnight. * Min temperature......31-41. * Max humidity.........87-100 percent. * 20-foot winds........South winds up to 3 mph. * Mixing height........600 ft AGL. * Transport winds......South around 5 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....85%. * Max temperature......42-52. * Min humidity.........84-99 percent. * 20-foot winds........South winds 3 to 6 mph. * Mixing height........600-900 ft AGL. * Transport winds......South around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....95%. * Min temperature......37-47. * Max humidity.........86-100 percent. * 20-foot winds........South winds 4 to 7 mph. * Mixing height........600-700 ft AGL. * Transport winds......Southwest around 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......45-55. * Min humidity.........83-98 percent. * 20-foot winds........Southwest winds 9 to 12 mph with gusts to around 25 mph. * Mixing height........700-1600 ft AGL. * Transport winds......West around 15 mph. .SATURDAY THROUGH SUNDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. Southwest winds 6 to 10 mph. .MONDAY...Rain. Lows in the mid 40s. Highs in the mid 50s. South winds around 6 mph. .TUESDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. .WEDNESDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ656-041200- Northeast Puget Sound Lowlands Generally Below 1500 Feet- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Patchy fog in the evening. Slight chance of rain in the evening, then rain after midnight. * Chance of precip.....60%. * Min temperature......31-41. * Max humidity.........85-100 percent. * 20-foot winds........Southeast winds 3 to 4 mph. * Mixing height........1000-1100 ft AGL. * Transport winds......Southeast around 5 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain in the morning, then rain likely in the afternoon. * Chance of precip.....85%. * Max temperature......37-47. * Min humidity.........83-98 percent. * 20-foot winds........Southeast winds 3 to 5 mph. * Mixing height........1100-1300 ft AGL. * Transport winds......Southeast around 5 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain likely in the evening, then rain after midnight. * Chance of precip.....80%. * Min temperature......34-44. * Max humidity.........84-99 percent. * 20-foot winds........Southeast winds 3 to 5 mph. * Mixing height........900-1000 ft AGL. * Transport winds......Southeast around 5 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......40-50. * Min humidity.........82-97 percent. * 20-foot winds........South winds 5 to 8 mph. * Mixing height........1000-1300 ft AGL. * Transport winds......Southwest around 10 mph. .SATURDAY...Rain. Lows in the lower 40s. Highs 43 to 53. South winds 5 to 8 mph. .SUNDAY...Rain. Lows in the lower 40s. Highs 46 to 56. Southeast winds around 5 mph. .MONDAY...Rain. Lows 39 to 49. Highs 47 to 57. South winds around 5 mph. .TUESDAY...Rain. Lows 40 to 50. Highs 46 to 56. .WEDNESDAY...Rain. Lows in the lower 40s. Highs 44 to 54. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ657-041200- Southeast Puget Sound Lowlands Generally Below 1500 Feet- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Patchy fog through the night. Chance of rain after midnight. * Chance of precip.....10% increasing to 80% after midnight. * Min temperature......33-43. * Max humidity.........93-100 percent. * 20-foot winds........Southeast winds 3 to 4 mph. * Mixing height........600-700 ft AGL. * Transport winds......South around 5 mph. .THURSDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......41-51. * Min humidity.........86-100 percent. * 20-foot winds........South winds 3 to 5 mph. * Mixing height........700-900 ft AGL. * Transport winds......South 5 to 10 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....90%. * Min temperature......38-48. * Max humidity.........92-100 percent. * 20-foot winds........South winds 3 to 6 mph. * Mixing height........600-700 ft AGL. * Transport winds......Southwest 5 to 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......45-55. * Min humidity.........85-100 percent. * 20-foot winds........Southwest winds 7 to 10 mph with gusts to around 25 mph. * Mixing height........700-1700 ft AGL. * Transport winds......Southwest 15 to 20 mph. .SATURDAY THROUGH SUNDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. Southwest winds 6 to 9 mph. .MONDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. South winds around 5 mph. .TUESDAY...Rain. Lows in the upper 40s. Highs in the mid 50s. .WEDNESDAY...Rain. Lows in the mid 40s. Highs in the lower 50s. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ658-041200- West Slopes of the North Cascades Generally above 1500 Feet- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Slight chance of rain and snow in the evening, then snow and rain after midnight. * Chance of precip.....60%. * Min temperature......29-39...except 24-34 ridges. * Max humidity.........82-97 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley around 2 mph. * Ridges/upr slopes...Southwest winds 3 to 5 mph. * Snow level...........3500 feet. * Mixing height........600 ft AGL. * Transport winds......Southwest around 5 mph. .THURSDAY... * Sky/weather..........Mostly cloudy. Patchy dense fog in the morning. Snow and rain in the morning, then rain and snow likely in the afternoon. * Chance of precip.....85%. * Max temperature......35-45...except 30-40 ridges. * Min humidity.........80-95 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley around 2 mph. * Ridges/upr slopes...Southwest winds 3 to 4 mph. * Snow level...........4500 feet. * Mixing height........600-800 ft AGL. * Transport winds......Southwest around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Mostly cloudy. Rain and snow. * Chance of precip.....90%. * Min temperature......33-43...except 27-37 ridges. * Max humidity.........82-97 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley 3 to 4 mph. * Ridges/upr slopes...Southwest winds 4 to 7 mph. * Snow level...........5000 feet. * Mixing height........500-600 ft AGL. * Transport winds......Southwest around 5 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain and snow. * Chance of precip.....100%. * Max temperature......37-47...except 32-42 ridges. * Min humidity.........77-92 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 6 to 9 mph. * Ridges/upr slopes...Southwest winds 7 to 10 mph. * Snow level...........5500 feet. * Mixing height........500-700 ft AGL. * Transport winds......Southwest 10 to 15 mph. .SATURDAY THROUGH MONDAY...Rain and snow. Snow level 4250 feet. Lows 35 to 45 valleys...29 to 39 ridges. Highs 39 to 49 valleys...32 to 42 ridges. Southwest winds 7 to 10 mph. .TUESDAY...Rain and snow. Snow level 5500 feet. Lows 32 to 42. Highs 40 to 50 valleys...33 to 43 ridges. .WEDNESDAY...Rain and snow. Snow level 4500 feet. Lows 30 to 40. Highs 38 to 48 valleys...31 to 41 ridges. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ WAZ659-041200- West Slopes of the Central Cascades Generally above 1500 Feet- 330 PM PST Wed Dec 3 2025 .Tonight... * Sky/weather..........Mostly cloudy. Chance of rain and snow after midnight. * Chance of precip.....10% increasing to 80% after midnight. * Min temperature......29-39...except 24-34 ridges. * Max humidity.........84-99 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley around 2 mph. * Ridges/upr slopes...Light winds becoming southwest around 3 mph after midnight. * Snow level...........4500 feet. * Mixing height........500-600 ft AGL. * Transport winds......Southwest around 5 mph. .THURSDAY... * Sky/weather..........Cloudy. Patchy dense fog in the morning. Rain and snow through the day. * Chance of precip.....100%. * Max temperature......37-47...except 32-42 ridges. * Min humidity.........77-92 percent. * 20-foot winds........ * Valleys/lwr slopes..Upslope/upvalley 2 to 3 mph. * Ridges/upr slopes...Southwest winds 3 to 5 mph. * Snow level...........6500 feet. * Mixing height........500-700 ft AGL. * Transport winds......Southwest around 10 mph. .THURSDAY NIGHT... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Min temperature......34-44...except 29-39 ridges. * Max humidity.........85-100 percent. * 20-foot winds........ * Valleys/lwr slopes..Downslope/downvalley 4 to 5 mph. * Ridges/upr slopes...Southwest winds 5 to 8 mph. * Snow level...........7000 feet. * Mixing height........500-600 ft AGL. * Transport winds......Southwest around 10 mph. .FRIDAY... * Sky/weather..........Cloudy. Rain. * Chance of precip.....100%. * Max temperature......42-52...except 34-44 ridges. * Min humidity.........75-90 percent. * 20-foot winds........ * Valleys/lwr slopes..Southwest winds 10 to 13 mph with gusts to around 30 mph. * Ridges/upr slopes...Southwest winds 10 to 13 mph with gusts to around 30 mph. * Snow level...........6500 feet. * Mixing height........600-1100 ft AGL. * Transport winds......West 15 to 20 mph. .SATURDAY THROUGH SUNDAY...Rain and snow. Snow level 4750 feet. Lows 37 to 47 valleys...in the mid 30s ridges. Highs 41 to 51 valleys... in the upper 30s ridges. Southwest winds 8 to 13 mph. .MONDAY...Rain with snow likely. Snow level 5500 feet. Lows 38 to 48 valleys...in the mid 30s ridges. Highs 45 to 55 valleys...in the lower 40s ridges. Southwest winds around 7 mph. .TUESDAY...Rain and snow. Snow level 6500 feet. Lows 39 to 49 valleys...in the upper 30s ridges. Highs 44 to 54 valleys...in the lower 40s ridges. .WEDNESDAY...Rain and snow. Snow level 6000 feet. Lows 37 to 47 valleys...in the mid 30s ridges. Highs 42 to 52 valleys...in the upper 30s ridges. .8 TO 14 day Outlook for Dec 11 - 17 2025 Above normal temperatures and above normal precipitation. $$ www.weather.gov/seattle