Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Seattle/Tacoma, WA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3
000
FNUS56 KSEW 151141
FWFSEW

Fire Weather Planning Forecast for Western Washington
National Weather Service Seattle WA
341 AM PST Fri Dec 15 2017

Current warnings/watches...none.

.DISCUSSION....A weak cold front will spread light rain across
Western Washington late tonight through Friday morning as it moves
southeast across the area. An upper level trough trailing the
front will bring a few showers Friday afternoon and evening. A
frontal system will bring light rain to the area this weekend.
After a minor lull on Monday another system will bring rain and
possibly windy conditions on Tuesday. Drier cool weather may
return around mid week.

 Forecast for 20 foot wind speed (valleys and ridge tops) are 10
 minute averages reflecting RAWS winds.

WAZ649>651-160015-
Western Washington Fire Weather Zones 649-650-651
Area 1...Coastal Lowlands-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Partly sunny. Rain likely in the morning,
  then chance of rain showers in the afternoon.
* Chance of precip.....60%.
* Max temperature......40-50.
* Min humidity.........65-80 percent.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 4 to 7 mph.
*  Ridges/upr slopes...West winds 5 to 8 mph.
* Mixing height........1100-2100 ft AGL.
* Transport winds......Southwest around 5 mph increasing to
  northwest around 20 mph in the afternoon.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Slight chance of rain showers
  in the evening, then rain likely after midnight.
* Chance of precip.....45%.
* Min temperature......33-43.
* Max humidity.........92-100 percent.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 3 to 6 mph.
*  Ridges/upr slopes...West winds 3 to 6 mph.
* Mixing height........2700-2900 ft AGL.
* Transport winds......Northwest 15 to 20 mph.

.SATURDAY...
* Sky/weather..........Cloudy. Rain likely.
* Chance of precip.....70%.
* Max temperature......38-48.
* Min humidity.........83-96 percent.
* 20-foot winds........
*  Valleys/lwr slopes..South winds 3 to 5 mph.
*  Ridges/upr slopes...South winds 3 to 6 mph.
* Mixing height........2700-2800 ft AGL.
* Transport winds......West around 10 mph.

.SUNDAY...Showers. Lows in the lower 40s. Highs 41 to 51. South
winds 5 to 8 mph.
.MONDAY...Showers likely. Lows around 40. Highs 43 to 53. Northwest
winds 3 to 5 mph.
.TUESDAY...Rain. Lows around 40. Highs in the upper 40s. North winds
3 to 6 mph.
.WEDNESDAY...Mostly cloudy. Showers. Lows in the upper 30s. Highs
40 to 50.
.THURSDAY...Partly cloudy. Lows in the mid 30s. Highs 39 to 49.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

WAZ652-160015-
Western Washington Fire Weather Zone 652
Area 2...Olympic National Park-Olympic National Forest-West Portion-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Mostly cloudy. Rain likely in the morning.
  Chance of snow showers through the day. Chance of rain showers in
  the afternoon.
* Chance of precip.....60%.
* Max temperature......32-42.
* Min humidity.........55-70 percent.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 4 to 7 mph.
*  Ridges/upr slopes...West winds 5 to 8 mph.
* Snow level...........4000 feet.
* Mixing height........1300-2300 ft AGL.
* Transport winds......West around 5 mph increasing to northwest
  around 15 mph in the afternoon.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Chance of snow showers and
  rain showers in the evening, then snow and rain likely after
  midnight.
* Chance of precip.....60%.
* Min temperature......24-34.
* Max humidity.........94-100 percent.
* 20-foot winds........
*  Valleys/lwr slopes..Northwest winds 3 to 6 mph.
*  Ridges/upr slopes...Northwest winds 3 to 6 mph.
* Snow level...........2000 feet.
* Mixing height........2500-2700 ft AGL.
* Transport winds......Northwest 10 to 15 mph.

.SATURDAY...
* Sky/weather..........Cloudy. Snow and rain likely.
* Chance of precip.....70%.
* Max temperature......30-40.
* Min humidity.........81-96 percent.
* 20-foot winds........
*  Valleys/lwr slopes..South winds 3 to 5 mph.
*  Ridges/upr slopes...South winds 3 to 5 mph.
* Snow level...........2500 feet.
* Mixing height........2300-2700 ft AGL.
* Transport winds......Southwest 5 to 10 mph.

.SUNDAY...showers. Snow level 6500 feet. Lows 31 to 41. Highs 34 to
44. South winds 4 to 7 mph.
.MONDAY...Showers likely and snow. Snow level 3000 feet. Lows 30 to
40. Highs 36 to 46. Northwest winds 3 to 6 mph.
.TUESDAY...Rain and snow. Snow level 4000 feet. Lows 29 to 39. Highs
34 to 44. North winds 3 to 6 mph.
.WEDNESDAY...Mostly cloudy. showers. Snow level 2000 feet. Lows
26 to 36. Highs 32 to 42.
.THURSDAY...Mostly cloudy. Slight chance of showers. Snow level
2500 feet. Lows 23 to 33. Highs 31 to 41.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

WAZ661-160015-
Western Washington Fire Weather Zone 661
Area 2...Olympic National Park-Olympic National Forest-East Portion-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Partly sunny. Rain likely in the morning.
  Chance of snow showers through the day. Chance of rain showers in
  the afternoon.
* Chance of precip.....60%.
* Max temperature......33-43.
* Min humidity.........64-79 percent...except 53-68 percent ridges.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 5 to 8 mph.
*  Ridges/upr slopes...West winds 6 to 9 mph.
* Snow level...........4500 feet.
* Mixing height........1200-2200 ft AGL.
* Transport winds......West 10 to 15 mph.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Slight chance of rain showers
  and snow showers in the evening. Chance of snow after midnight.
* Chance of precip.....35%.
* Min temperature......28-38...except 22-32 ridges.
* Max humidity.........84-99 percent.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 4 to 7 mph.
*  Ridges/upr slopes...West winds 4 to 7 mph.
* Snow level...........2500 feet.
* Mixing height........1900-2300 ft AGL.
* Transport winds......Northwest 10 to 15 mph.

.SATURDAY...
* Sky/weather..........Cloudy. Chance of snow and rain in the
  morning, then snow and rain likely in the afternoon.
* Chance of precip.....60%.
* Max temperature......32-42.
* Min humidity.........75-90 percent...except 69-84 percent ridges.
* 20-foot winds........
*  Valleys/lwr slopes..Southwest winds 3 to 5 mph.
*  Ridges/upr slopes...Southwest winds 3 to 5 mph.
* Snow level...........2500 feet.
* Mixing height........2000-2200 ft AGL.
* Transport winds......Southwest 5 to 10 mph.

.SUNDAY...occasional showers. Snow level 6500 feet. Lows 30 to 40.
Highs 34 to 44. Southwest winds 4 to 7 mph.
.MONDAY...showers likely. Snow level 3000 feet. Lows 29 to 39. Highs
35 to 45. West winds 3 to 6 mph.
.TUESDAY...Rain and snow. Snow level 4000 feet. Lows 29 to 39. Highs
34 to 44. North winds 3 to 6 mph.
.WEDNESDAY...Mostly cloudy. showers likely. Snow level 2000 feet.
Lows 25 to 35. Highs 33 to 43.
.THURSDAY...Mostly cloudy. Slight chance of snow showers. Snow level
1500 feet. Lows 23 to 33. Highs 31 to 41.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

WAZ653-160015-
Western Washington Fire Weather Zone 653
Area 3...North Puget Sound Lowlands-Whidbey Island-San Juan Islands-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Mostly cloudy. Rain likely in the morning,
  then chance of rain showers in the afternoon.
* Chance of precip.....60%.
* Max temperature......39-49.
* Min humidity.........69-84 percent.
* 20-foot winds........Southwest winds 4 to 7 mph.
* Mixing height........1100-1700 ft AGL.
* Transport winds......South around 10 mph shifting to the
  southwest in the afternoon.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Chance of rain showers in the
  evening. Chance of rain after midnight.
* Chance of precip.....50%.
* Min temperature......32-42.
* Max humidity.........85-100 percent.
* 20-foot winds........Southwest winds 3 to 6 mph.
* Mixing height........2400-2500 ft AGL.
* Transport winds......West 10 to 15 mph.

.SATURDAY...
* Sky/weather..........Cloudy. Chance of rain.
* Chance of precip.....50%.
* Max temperature......37-47.
* Min humidity.........77-92 percent.
* 20-foot winds........South winds 3 to 6 mph.
* Mixing height........2000-2300 ft AGL.
* Transport winds......South 10 to 15 mph.

.SUNDAY...Showers. Lows in the lower 40s. Highs 41 to 51. Southeast
winds 5 to 8 mph.
.MONDAY...Showers likely. Lows 36 to 46. Highs 42 to 52. West winds
3 to 6 mph.
.TUESDAY...Rain. Lows 36 to 46. Highs 42 to 52. Northeast winds 4 to
7 mph.
.WEDNESDAY...Mostly cloudy. Showers likely. Lows 34 to 44. Highs
41 to 51.
.THURSDAY...Partly cloudy. Lows in the mid 30s. Highs in the lower
40s.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

WAZ654>657-160015-
Western Washington Fire Weather Zones 654-655-656-657
Area 4...Interior Lowlands-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Partly sunny. Rain in the morning, then
  chance of rain showers in the afternoon.
* Chance of precip.....70%.
* Max temperature......38-48.
* Min humidity.........68-83 percent.
* 20-foot winds........Southwest winds 3 to 6 mph.
* Mixing height........700-1100 ft AGL.
* Transport winds......Southwest 5 to 10 mph.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Chance of rain showers.
* Chance of precip.....50%.
* Min temperature......31-41.
* Max humidity.........87-100 percent.
* 20-foot winds........Southwest winds 3 to 5 mph.
* Mixing height........1700-2000 ft AGL.
* Transport winds......West 5 to 10 mph.

.SATURDAY...
* Sky/weather..........Cloudy. Chance of rain.
* Chance of precip.....50%.
* Max temperature......35-45.
* Min humidity.........79-94 percent.
* 20-foot winds........South winds 3 to 5 mph.
* Mixing height........2000 ft AGL.
* Transport winds......South 5 to 10 mph.

.SUNDAY...Showers. Lows in the upper 30s. Highs 40 to 50. South
winds 3 to 6 mph.
.MONDAY...Cloudy with showers likely. Lows in the lower 40s. Highs
in the mid 40s. West winds 3 to 6 mph.
.TUESDAY...Rain. Lows around 40. Highs 42 to 52. East winds 3 to
6 mph.
.WEDNESDAY...Mostly cloudy with showers. Lows in the upper 30s.
Highs 41 to 51.
.THURSDAY...Partly cloudy. Slight chance of showers. Lows in the mid
30s. Highs 38 to 48.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

WAZ658-659-160015-
Western Washington Fire Weather Zones 658-659
Area 5...North Cascades National Park-MT Rainier National Park-MT
Baker/Snoqualmie National Forest-Gifford Pinchot National Forest-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Mostly cloudy. Rain and snow in the morning,
  then snow showers likely and rain showers in the afternoon.
* Chance of precip.....90%.
* Max temperature......31-41.
* Min humidity.........64-79 percent...except 59-74 percent ridges.
* 20-foot winds........
*  Valleys/lwr slopes..Southwest winds 4 to 7 mph.
*  Ridges/upr slopes...West winds 5 to 8 mph.
* Snow level...........4000 feet.
* Mixing height........800-1400 ft AGL.
* Transport winds......Southwest 5 to 10 mph.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Snow showers and rain showers
  likely in the evening, then chance of snow showers after
  midnight.
* Chance of precip.....60%.
* Min temperature......26-36...except 21-31 ridges.
* Max humidity.........81-96 percent.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 3 to 6 mph.
*  Ridges/upr slopes...West winds 5 to 8 mph.
* Snow level...........2000 feet.
* Mixing height........2400-2900 ft AGL.
* Transport winds......West 10 to 15 mph.

.SATURDAY...
* Sky/weather..........Cloudy. Chance of snow through the day.
  Chance of rain in the afternoon.
* Chance of precip.....50%.
* Max temperature......30-40...except 25-35 ridges.
* Min humidity.........78-93 percent...except 72-87 percent ridges.
* 20-foot winds........
*  Valleys/lwr slopes..Southwest winds 3 to 5 mph.
*  Ridges/upr slopes...Southwest winds 3 to 6 mph.
* Snow level...........1500 feet.
* Mixing height........2200-2400 ft AGL.
* Transport winds......Southwest around 5 mph.

.SUNDAY...showers. Snow level 4000 feet. Lows 27 to 37. Highs 31 to
41. South winds 3 to 6 mph.
.MONDAY...showers. Snow level 3000 feet. Lows 28 to 38. Highs 33 to
43. West winds 4 to 7 mph.
.TUESDAY...Rain and snow. Snow level 3500 feet. Lows 27 to 37. Highs
37 to 47 valleys...30 to 40 ridges. Southeast winds 4 to 8 mph.
.WEDNESDAY...Cloudy with showers. Snow level 2000 feet. Lows 26 to
36. Highs 36 to 46 valleys...29 to 39 ridges.
.THURSDAY...Mostly cloudy. Slight chance of snow showers. Snow level
1000 feet. Lows 22 to 32. Highs 33 to 43 valleys...26 to 36 ridges.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

WAZ662-160015-
Western Washington Fire Weather Zone 662
Area 6...North Cascades National Park-Lake Chelan National
Recreational Area-
341 AM PST Fri Dec 15 2017

.Today...
* Sky/weather..........Mostly cloudy. Rain and snow likely in the
  morning, then chance of snow showers and rain showers in the
  afternoon.
* Chance of precip.....60%.
* Max temperature......28-38.
* Min humidity.........69-84 percent...except 59-74 percent ridges.
* 20-foot winds........
*  Valleys/lwr slopes..Northwest winds 9 to 12 mph.
*  Ridges/upr slopes...West winds 9 to 14 mph.
* Snow level...........3500 feet.
* Mixing height........800-1700 ft AGL.
* Transport winds......West 10 to 15 mph.

.TONIGHT...
* Sky/weather..........Mostly cloudy. Chance of snow showers.
* Chance of precip.....50%.
* Min temperature......21-31.
* Max humidity.........77-91 percent.
* 20-foot winds........
*  Valleys/lwr slopes..Northwest winds 11 to 14 mph.
*  Ridges/upr slopes...Northwest winds 13 to 16 mph.
* Snow level...........1500 feet.
* Mixing height........2500-2900 ft AGL.
* Transport winds......Northwest around 15 mph.

.SATURDAY...
* Sky/weather..........Mostly cloudy. Slight chance of snow.
* Chance of precip.....20%.
* Max temperature......30-40...except 24-34 ridges.
* Min humidity.........65-80 percent.
* 20-foot winds........
*  Valleys/lwr slopes..West winds 7 to 10 mph.
*  Ridges/upr slopes...West winds 8 to 11 mph.
* Snow level...........1500 feet.
* Mixing height........2000-2100 ft AGL.
* Transport winds......West around 10 mph.

.SUNDAY...showers. Snow level 3000 feet. Lows 23 to 33. Highs 27 to
37. Southwest winds 6 to 9 mph.
.MONDAY...showers. Snow level 2000 feet. Lows 22 to 32. Highs 29 to
39. West winds 10 to 14 mph.
.TUESDAY...Snow and rain. Snow level 2500 feet. Lows 21 to 31. Highs
29 to 39. East winds 3 to 10 mph.
.WEDNESDAY...Cloudy with snow showers. Snow level 1500 feet. Lows
22 to 32. Highs 27 to 37.
.THURSDAY...Partly cloudy. Slight chance of snow showers. Snow level
500 feet. Lows 15 to 25. Highs 26 to 36.

.8 TO 14 day OUTLOOK FOR DEC 22 - 28 2017
Below normal temperatures and below normal precipitation.

$$

www.weather.gov/seattle



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.