591
FNUS56 KSEW 182331
FWFSEW
FIRE WEATHER PLANNING FORECAST FOR WESTERN WASHINGTON
NATIONAL WEATHER SERVICE SEATTLE WA
330 PM PST SUN JAN 18 2026
DISCUSSION
FORECAST FOR 20 FOOT WIND SPEED (VALLEYS AND RIDGE TOPS) ARE 10
MINUTE AVERAGES REFLECTING RAWS WINDS.
WAZ649-191200-
NORTH AND CENTRAL COASTAL STRIP-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......31-41.
* MAX HUMIDITY.........74-89 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......EAST 5 TO 10 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........62-77 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........400-500 FT AGL.
* TRANSPORT WINDS......EAST 5 TO 10 MPH.
MONDAY NIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......31-41.
* MAX HUMIDITY.........79-94 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........300 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......45-55.
* MIN HUMIDITY.........65-77 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........300-700 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE
UPPER 40S. EAST WINDS 3 TO 5 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS AROUND 40. HIGHS
IN THE UPPER 40S. SOUTH WINDS AROUND 3 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW.
LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 40S.
SUNDAY
RAIN LIKELY AND SLIGHT CHANCE OF SNOW. LOWS IN THE LOWER
40S. HIGHS IN THE UPPER 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ650-191200-
NORTH COASTAL LOWLANDS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......32-42.
* MAX HUMIDITY.........58-73 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 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......49-59.
* MIN HUMIDITY.........46-61 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS AROUND 3 MPH IN THE MORNING
BECOMING LIGHT.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........600-700 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MONDAY NIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......33-43.
* MAX HUMIDITY.........60-75 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 4 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........50-65 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........500-900 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 33 TO 43. HIGHS AROUND 50. EAST
WINDS 3 TO 4 MPH.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 30S.
HIGHS IN THE UPPER 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW.
LOWS IN THE UPPER 30S. HIGHS 40 TO 50.
SUNDAY
RAIN LIKELY AND SLIGHT CHANCE OF SNOW. LOWS IN THE UPPER
30S. HIGHS IN THE MID 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ651-191200-
CENTRAL COASTAL LOWLANDS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......30-40...EXCEPT AROUND 41 RIDGES.
* MAX HUMIDITY.........61-76 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 4 TO 7 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 4 TO 7 MPH.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......EAST AROUND 10 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY. AREAS OF DENSE FOG IN THE MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......48-58.
* MIN HUMIDITY.........50-65 PERCENT...EXCEPT 49-56 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........400-700 FT AGL.
* TRANSPORT WINDS......EAST 5 TO 10 MPH.
MONDAY NIGHT
* SKY/WEATHER..........MOSTLY CLEAR. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......30-40.
* MAX HUMIDITY.........61-76 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 5 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......46-56.
* MIN HUMIDITY.........51-66 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 3 TO 6 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 6 MPH.
* MIXING HEIGHT........400-800 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. AREAS OF DENSE FOG. LOWS 30 TO 40. HIGHS
AROUND 50. EAST WINDS 3 TO 5 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID
30S. HIGHS IN THE UPPER 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 40S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SLIGHT CHANCE OF
SNOW. LOWS IN THE MID 30S. HIGHS IN THE MID 40S.
SUNDAY
RAIN LIKELY AND SLIGHT CHANCE OF SNOW. LOWS IN THE UPPER
30S. HIGHS IN THE UPPER 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ652-191200-
WEST PORTION OF THE OLYMPIC MOUNTAINS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......33-43.
* MAX HUMIDITY.........44-59 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 4 TO 7 MPH.
* SNOW LEVEL...........6500 FEET.
* MIXING HEIGHT........300 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......48-58.
* MIN HUMIDITY.........39-54 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...EAST WINDS AROUND 5 MPH IN THE MORNING
BECOMING LIGHT.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........300 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH SHIFTING TO THE NORTH IN
THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......32-42.
* MAX HUMIDITY.........48-63 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 3 TO 6 MPH.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........300 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......44-54.
* MIN HUMIDITY.........42-57 PERCENT.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 6 MPH SHIFTING TO THE
NORTHWEST AROUND 4 MPH IN THE AFTERNOON.
* SNOW LEVEL...........5000 FEET.
* MIXING HEIGHT........300-500 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH SHIFTING TO THE
NORTHWEST IN THE AFTERNOON.
WEDNESDAY
PARTLY CLOUDY. SNOW LEVEL 4500 FEET. LOWS 33 TO 43.
HIGHS 43 TO 53. SOUTHWEST WINDS 3 TO 5 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. SNOW
LEVEL 3500 FEET. LOWS 30 TO 40. HIGHS 38 TO 48. SOUTHWEST WINDS
AROUND 3 MPH.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. SNOW LEVEL
3000 FEET. LOWS 29 TO 39. HIGHS 36 TO 46. WEST WINDS AROUND 3 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW LEVEL
2500 FEET. LOWS 28 TO 38. HIGHS 35 TO 45.
SUNDAY
SNOW AND RAIN LIKELY. SNOW LEVEL 3000 FEET. LOWS 30 TO 40.
HIGHS 36 TO 46.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ661-191200-
EAST PORTION OF THE OLYMPIC MOUNTAINS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......32-42.
* MAX HUMIDITY.........49-64 PERCENT...EXCEPT 37-52 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 5 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 4 TO 7 MPH.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......EAST AROUND 10 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........43-58 PERCENT...EXCEPT 31-46 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS AROUND 5 MPH IN THE MORNING
BECOMING LIGHT.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......32-42.
* MAX HUMIDITY.........50-65 PERCENT...EXCEPT 37-52 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...NORTHWEST WINDS 4 TO 7 MPH.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......NORTHWEST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......43-53.
* MIN HUMIDITY.........46-61 PERCENT...EXCEPT 37-52 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 3 TO 5 MPH.
* RIDGES/UPR SLOPES...NORTH WINDS 3 TO 6 MPH.
* SNOW LEVEL...........5000 FEET.
* MIXING HEIGHT........400-500 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. SNOW LEVEL 4000 FEET. LOWS 30 TO 40.
HIGHS 41 TO 51. SOUTH WINDS 3 TO 6 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. SNOW
LEVEL 3500 FEET. LOWS 27 TO 37. HIGHS 36 TO 46. WEST WINDS AROUND
3 MPH.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW LEVEL
3000 FEET. LOWS 27 TO 37. HIGHS 34 TO 44. WEST WINDS AROUND 3 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW LEVEL
2500 FEET. LOWS 26 TO 36. HIGHS 33 TO 43.
SUNDAY
MOSTLY CLOUDY WITH SNOW AND RAIN LIKELY. SNOW LEVEL
3000 FEET. LOWS 27 TO 37. HIGHS 35 TO 45.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ653-191200-
STRAIT OF JUAN DE FUCA AND NORTHWEST INTERIOR LOWLANDS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR. PATCHY DENSE FOG.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......27-37.
* MAX HUMIDITY.........64-79 PERCENT.
* 20-FOOT WINDS........NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........MOSTLY SUNNY. PATCHY DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......45-55.
* MIN HUMIDITY.........57-72 PERCENT.
* 20-FOOT WINDS........NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT........500-600 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH SHIFTING TO THE NORTH
IN THE AFTERNOON.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY. PATCHY DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......30-40.
* MAX HUMIDITY.........64-79 PERCENT.
* 20-FOOT WINDS........NORTH WINDS UP TO 3 MPH.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......LIGHT WINDS BECOMING NORTH AROUND 5 MPH
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY. PATCHY DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......43-53.
* MIN HUMIDITY.........59-74 PERCENT.
* 20-FOOT WINDS........NORTH WINDS 3 TO 5 MPH.
* MIXING HEIGHT........500-800 FT AGL.
* TRANSPORT WINDS......NORTH AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. PATCHY DENSE FOG. LOWS 31 TO 41. HIGHS
IN THE UPPER 40S. NORTHEAST WINDS 3 TO 4 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE MID
30S. HIGHS IN THE MID 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 40S. LIGHT WINDS.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND
SNOW. LOWS 32 TO 42. HIGHS IN THE MID 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ654-191200-
CENTRAL AND SOUTH PUGET SOUND LOWLANDS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY. PATCHY DENSE FOG IN THE
EVENING. AREAS OF DENSE FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......28-38.
* MAX HUMIDITY.........63-78 PERCENT.
* 20-FOOT WINDS........NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........53-68 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........400-700 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......29-39.
* MAX HUMIDITY.........64-79 PERCENT.
* 20-FOOT WINDS........NORTH WINDS 3 TO 4 MPH.
* MIXING HEIGHT........400 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......45-55.
* MIN HUMIDITY.........56-71 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........400-800 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. AREAS OF DENSE FOG. LOWS 30 TO 40. HIGHS
IN THE UPPER 40S. NORTHEAST WINDS 3 TO 4 MPH.
THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN THE
MID 30S. HIGHS IN THE MID 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 40S.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SLIGHT CHANCE OF
SNOW. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ655-191200-
BLACK HILLS AND SOUTHWEST INTERIOR LOWLANDS-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY. PATCHY DENSE FOG IN THE
EVENING. AREAS OF DENSE FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......27-37.
* MAX HUMIDITY.........65-80 PERCENT.
* 20-FOOT WINDS........EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........600 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........51-66 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........600-800 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......30-40.
* MAX HUMIDITY.........63-78 PERCENT.
* 20-FOOT WINDS........EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......46-56.
* MIN HUMIDITY.........52-67 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........600-800 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. AREAS OF DENSE FOG. LOWS 28 TO 38. HIGHS
44 TO 54. EAST WINDS 3 TO 4 MPH.
THURSDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS IN THE
MID 30S. HIGHS IN THE UPPER 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE MID 30S.
HIGHS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SLIGHT CHANCE OF
SNOW. LOWS IN THE MID 30S. HIGHS IN THE MID 40S.
SUNDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND SLIGHT CHANCE OF SNOW.
LOWS IN THE MID 30S. HIGHS IN THE UPPER 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ656-191200-
NORTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......28-38.
* MAX HUMIDITY.........60-75 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........1000 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY. AREAS OF DENSE FOG IN THE MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......46-56.
* MIN HUMIDITY.........49-64 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS.
* MIXING HEIGHT........900-1000 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......31-41.
* MAX HUMIDITY.........61-76 PERCENT.
* 20-FOOT WINDS........EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........900 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......44-54.
* MIN HUMIDITY.........52-67 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 5 MPH.
* MIXING HEIGHT........900-1100 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. AREAS OF DENSE FOG. LOWS 30 TO 40. HIGHS
AROUND 50. EAST WINDS 3 TO 4 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER
40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS IN THE MID
30S. HIGHS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW.
LOWS IN THE MID 30S. HIGHS IN THE MID 40S.
SUNDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND SLIGHT CHANCE OF SNOW.
LOWS IN THE MID 30S. HIGHS IN THE MID 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ657-191200-
SOUTHEAST PUGET SOUND LOWLANDS GENERALLY BELOW 1500 FEET-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........PARTLY CLOUDY. PATCHY DENSE FOG IN THE
EVENING. AREAS OF DENSE FOG AFTER MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......28-38.
* MAX HUMIDITY.........67-82 PERCENT.
* 20-FOOT WINDS........EAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........600 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........51-66 PERCENT.
* 20-FOOT WINDS........LIGHT WINDS.
* MIXING HEIGHT........600-700 FT AGL.
* TRANSPORT WINDS......NORTHEAST AROUND 5 MPH.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY. AREAS OF DENSE FOG AFTER
MIDNIGHT.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......29-39.
* MAX HUMIDITY.........64-79 PERCENT.
* 20-FOOT WINDS........EAST WINDS UP TO 3 MPH.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH IN THE EVENING BECOMING
LIGHT.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY. AREAS OF DENSE FOG IN THE
MORNING.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......47-57.
* MIN HUMIDITY.........55-70 PERCENT.
* 20-FOOT WINDS........NORTHEAST WINDS 3 TO 4 MPH.
* MIXING HEIGHT........600-800 FT AGL.
* TRANSPORT WINDS......LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH
IN THE AFTERNOON.
WEDNESDAY
PARTLY CLOUDY. AREAS OF DENSE FOG. LOWS 29 TO 39. HIGHS
AROUND 50. NORTHEAST WINDS UP TO 3 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE MID
30S. HIGHS IN THE UPPER 40S. LIGHT WINDS.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW. LOWS IN
THE MID 30S. HIGHS IN THE MID 40S.
SUNDAY
MOSTLY CLOUDY WITH RAIN LIKELY AND SLIGHT CHANCE OF SNOW.
LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 40S.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ658-191200-
WEST SLOPES OF THE NORTH CASCADES GENERALLY ABOVE 1500 FEET-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......27-37.
* MAX HUMIDITY.........53-68 PERCENT...EXCEPT 47-62 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 6 TO 9 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 6 TO 9 MPH.
* SNOW LEVEL...........5000 FEET.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......EAST AROUND 10 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......41-51.
* MIN HUMIDITY.........44-59 PERCENT...EXCEPT 37-52 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 4 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS 3 TO 7 MPH.
* SNOW LEVEL...........5000 FEET.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......EAST 5 TO 10 MPH.
MONDAY NIGHT
* SKY/WEATHER..........PARTLY CLOUDY.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......27-37.
* MAX HUMIDITY.........54-69 PERCENT...EXCEPT 45-60 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY 3 TO 4 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 7 MPH.
* SNOW LEVEL...........5000 FEET.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......SOUTH AROUND 5 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......42-52...EXCEPT 37-47 RIDGES.
* MIN HUMIDITY.........49-64 PERCENT...EXCEPT 41-56 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..NORTHEAST WINDS 5 TO 8 MPH.
* RIDGES/UPR SLOPES...NORTHEAST WINDS 5 TO 8 MPH.
* SNOW LEVEL...........4000 FEET.
* MIXING HEIGHT........500-600 FT AGL.
* TRANSPORT WINDS......EAST AROUND 10 MPH.
WEDNESDAY
MOSTLY CLEAR. SNOW LEVEL 3500 FEET. LOWS 26 TO 36.
HIGHS 38 TO 48. SOUTH WINDS 3 TO 7 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. SNOW LEVEL
2500 FEET. LOWS 24 TO 34. HIGHS 38 TO 48 VALLEYS...IN THE MID 30S
RIDGES. SOUTH WINDS AROUND 3 MPH.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW LEVEL
2500 FEET. LOWS 24 TO 34. HIGHS 32 TO 42. WEST WINDS AROUND 4 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SNOW. SNOW LEVEL 2000 FEET.
LOWS 22 TO 32. HIGHS 34 TO 44 VALLEYS...27 TO 37 RIDGES.
SUNDAY
SNOW AND RAIN LIKELY. SNOW LEVEL 2000 FEET. LOWS 23 TO 33.
HIGHS 30 TO 40.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WAZ659-191200-
WEST SLOPES OF THE CENTRAL CASCADES GENERALLY ABOVE 1500 FEET-
330 PM PST SUN JAN 18 2026
TONIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......28-38.
* MAX HUMIDITY.........51-66 PERCENT...EXCEPT 45-60 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..EAST WINDS 6 TO 9 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 6 TO 9 MPH.
* SNOW LEVEL...........5500 FEET.
* MIXING HEIGHT........500 FT AGL.
* TRANSPORT WINDS......EAST 10 TO 15 MPH.
MARTIN LUTHER KING JR DAY
* SKY/WEATHER..........SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......42-52.
* MIN HUMIDITY.........43-58 PERCENT...EXCEPT 34-49 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY 2 TO 5 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 5 TO 8 MPH.
* SNOW LEVEL...........5500 FEET.
* MIXING HEIGHT........500-600 FT AGL.
* TRANSPORT WINDS......EAST 5 TO 10 MPH.
MONDAY NIGHT
* SKY/WEATHER..........MOSTLY CLEAR.
* CHANCE OF PRECIP.....0%.
* MIN TEMPERATURE......30-40.
* MAX HUMIDITY.........50-65 PERCENT...EXCEPT 40-55 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..DOWNSLOPE/DOWNVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...SOUTHEAST WINDS 3 TO 6 MPH.
* SNOW LEVEL...........6000 FEET.
* MIXING HEIGHT........400-500 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
TUESDAY
* SKY/WEATHER..........MOSTLY SUNNY.
* CHANCE OF PRECIP.....0%.
* MAX TEMPERATURE......41-51.
* MIN HUMIDITY.........47-62 PERCENT...EXCEPT 38-53 PERCENT RIDGES.
* 20-FOOT WINDS........
* VALLEYS/LWR SLOPES..UPSLOPE/UPVALLEY AROUND 3 MPH.
* RIDGES/UPR SLOPES...EAST WINDS 3 TO 6 MPH.
* SNOW LEVEL...........5000 FEET.
* MIXING HEIGHT........500-800 FT AGL.
* TRANSPORT WINDS......EAST AROUND 5 MPH.
WEDNESDAY
PARTLY CLOUDY. SNOW LEVEL 4000 FEET. LOWS 28 TO 38.
HIGHS 41 TO 51. SOUTHEAST WINDS 3 TO 6 MPH.
THURSDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. SNOW
LEVEL 3000 FEET. LOWS 27 TO 37. HIGHS 36 TO 46. SOUTH WINDS AROUND
3 MPH.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW LEVEL
3000 FEET. LOWS 27 TO 37. HIGHS 34 TO 44. SOUTHWEST WINDS AROUND
3 MPH.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. SNOW LEVEL
2500 FEET. LOWS 27 TO 37. HIGHS 37 TO 47 VALLEYS...IN THE MID 30S
RIDGES.
SUNDAY
SNOW AND RAIN LIKELY. SNOW LEVEL 3000 FEET. LOWS 26 TO 36.
HIGHS 37 TO 47 VALLEYS...30 TO 40 RIDGES.
.8 TO 14 DAY OUTLOOK FOR JAN 26 - FEB 01, 2026
ABOVE NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.
WWW.WEATHER.GOV/SEATTLE
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page