Winter Weather Warnings / Watches / Advisories
Issued by NWS Seattle/Tacoma, WA

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WWUS46 KSEW 162327
WSWSEW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
327 PM PST MON JAN 16 2017

WAZ568-170730-
/O.UPG.KSEW.WS.A.0002.170117T1200Z-170118T0600Z/
/O.NEW.KSEW.WS.W.0002.170117T1400Z-170119T0200Z/
CASCADES OF SNOHOMISH AND KING COUNTIES-
327 PM PST MON JAN 16 2017

...WINTER STORM WARNING IN EFFECT FROM 6 AM TUESDAY TO 6 PM PST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WINTER STORM
WARNING FOR THE COMBINATION OF SNOW AND FREEZING RAIN...WHICH IS
IN EFFECT FROM 6 AM TUESDAY TO 6 PM PST WEDNESDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS...UP TO 5 INCHES THROUGH TUESDAY MORNING.

* ICE ACCUMULATIONS...TOTAL ICE ACCUMULATIONS ONE HALF TO OVER ONE
  INCH IS EXPECTED IN THE PASSES BELOW 5000 FEET.

* SOME AFFECTED LOCATIONS...SNOQUALMIE PASS AND STEVENS PASS.

* TIMING...SNOW WILL DEVELOP TUESDAY MORNING THEN TURN TO RAIN
  MIDDAY. FREEZING RAIN WILL DEVELOP IN THE PASSES MIDDAY TUESDAY,
  THEN WILL BECOME HEAVY AT TIMES TUESDAY NIGHT AND WEDNESDAY WITH
  SIGNIFICANT ICE ACCUMULATIONS OF POTENTIALLY OVER ONE INCH.
  HEAVIEST ACCUMULATIONS ARE EXPECTED NEAR THE SUMMIT OF
  SNOQUALMIE PASS.

* SNOW LEVEL...AT OR NEAR THE SURFACE IN THE PASSES OR THOSE AREAS
  PRONE TO COLD EAST WINDS EARLY TUESDAY...RISING TO 7000 FEET
  TUESDAY AFTERNOON THROUGH WEDNESDAY.

* MAIN IMPACT...HAZARDOUS WINTER DRIVING CONDITIONS ARE
  ANTICIPATED TO DEVELOP EARLY TUESDAY MORNING...WITH CONDITIONS
  BECOMING TREACHEROUS IN THE PASSES TUESDAY AFTERNOON THROUGH
  WEDNESDAY IN THE PASSES DUE TO ICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW OR ICE
ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. THE PASSES
WILL LIKELY BE CLOSED AT TIMES DUE TO AVALANCHE CONTROL OR DANGER.

&&

$$

WAZ569-170730-
/O.NEW.KSEW.WS.W.0002.170117T1400Z-170119T0200Z/
CASCADES OF PIERCE AND LEWIS COUNTIES-
327 PM PST MON JAN 16 2017

...WINTER STORM WARNING IN EFFECT FROM 6 AM TUESDAY TO 6 PM PST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WINTER STORM
WARNING FOR THE COMBINATION OF SNOW AND FREEZING RAIN...WHICH IS
IN EFFECT FROM 6 AM TUESDAY TO 6 PM PST WEDNESDAY.

* SNOW ACCUMULATIONS...3 TO 5 INCHES.

* ICE ACCUMULATIONS...TOTAL ICE ACCUMULATION POTENTIALLY OVER ONE
  INCH IS EXPECTED IN THE PASSES BELOW 5000 FEET.

* SOME AFFECTED LOCATIONS...WHITE PASS.

* TIMING...SNOW WILL DEVELOP TUESDAY MORNING THEN TURN TO RAIN
  MIDDAY. FREEZING RAIN WILL DEVELOP IN THE PASSES MIDDAY TUESDAY,
  THEN WILL BECOME HEAVY AT TIMES TUESDAY NIGHT AND WEDNESDAY WITH
  SIGNIFICANT ICE ACCUMULATIONS OVER ONE INCH POSSIBLE. HEAVIEST
  ACCUMULATIONS ARE EXPECTED NEAR THE SUMMIT OF WHITE PASS.

* SNOW LEVEL...AT OR NEAR THE SURFACE IN THE PASSES OR THOSE AREAS
  PRONE TO COLD EAST WINDS EARLY TUESDAY...RISING TO 7000 FEET
  TUESDAY AFTERNOON THROUGH WEDNESDAY.

* MAIN IMPACT...HAZARDOUS WINTER DRIVING CONDITIONS ARE
  ANTICIPATED TO DEVELOP EARLY TUESDAY MORNING...WITH CONDITIONS
  BECOMING TREACHEROUS IN THE PASSES TUESDAY AFTERNOON THROUGH
  WEDNESDAY IN THE PASSES DUE TO ICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW OR ICE
ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS. THE PASSES
WILL LIKELY BE CLOSED AT TIMES DUE TO AVALANCHE CONTROL OR DANGER.

&&

$$

WAZ567-170730-
/O.UPG.KSEW.WS.A.0002.170117T1200Z-170118T0600Z/
/O.NEW.KSEW.WW.Y.0005.170117T0800Z-170117T2000Z/
CASCADES OF WHATCOM AND SKAGIT COUNTIES-
327 PM PST MON JAN 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO NOON PST TUESDAY. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

* SNOW ACCUMULATIONS...6 TO 10 INCHES.

* SOME AFFECTED LOCATIONS...MOUNT BAKER SKI AREA.

* TIMING...SNOW WILL DEVELOP TONIGHT AND BECOME HEAVY AT TIMES
  EARLY TUESDAY BEFORE CHANGING OVER TO RAIN MIDDAY.

* SNOW LEVEL...SNOW LEVEL NEAR 3500 FEET...RISING TO 7000 FEET
  TUESDAY AFTERNOON AND EVENING.

* MAIN IMPACT...HAZARDOUS WINTER DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES, AND USE CAUTION WHILE
DRIVING.

&&

$$

ALBRECHT
WWW.WEATHER.GOV/SEATTLE



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