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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8
000
WWUS46 KSEW 161342
WSWSEW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
542 AM PST MON JAN 16 2017

WAZ568-170100-
/O.EXT.KSEW.WS.A.0002.170117T1200Z-170118T0600Z/
CASCADES OF SNOHOMISH AND KING COUNTIES-
542 AM PST MON JAN 16 2017

...WINTER STORM WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY EVENING...

* SNOW ACCUMULATIONS...10 TO 20 INCHES.

* ICE ACCUMULATIONS...A QUARTER OF AN INCH OR MORE IS POSSIBLE
  IN THE PASSES BELOW 5000 FEET.

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

* TIMING...SNOW WILL DEVELOP ON TUESDAY THEN BECOME HEAVY AT
  TIMES. PERIODS OF SNOW...LOCALLY HEAVY...WILL PERSIST AT
  ELEVATIONS ABOVE 4000 FEET ON TUESDAY. SNOQUALMIE PASS CAN
  EXPECT THE SNOW TO CHANGE OVER TO FREEZING RAIN TUESDAY
  MORNING...RESULTING IN THE POSSIBILITY OF SIGNIFICANT ICE
  ACCUMULATIONS.

* SNOW LEVEL...AT OR NEAR THE SURFACE IN THE PASSES OR THOSE AREAS
  PRONE TO COLD EAST WINDS EARLY TUESDAY...RISING TO 5500 TO 6500
  TUESDAY AFTERNOON.

* MAIN IMPACT...HAZARDOUS WINTER DRIVING CONDITIONS ARE
  ANTICIPATED TO DEVELOP EARLY TUESDAY MORNING...WITH CONDITIONS
  POSSIBLY BECOMING TREACHEROUS IN SNOQUALMIE PASS TUESDAY
  MORNING DUE TO ICE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

WAZ567-170100-
/O.EXT.KSEW.WS.A.0002.170117T1200Z-170118T0600Z/
CASCADES OF WHATCOM AND SKAGIT COUNTIES-
542 AM PST MON JAN 16 2017

...WINTER STORM WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY EVENING...

* SNOW ACCUMULATIONS...10 TO 16 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 LATE IN THE DAY.

* SNOW LEVEL...SNOW LEVEL NEAR 3000 FEET...RISING TO 6000 FEET
  ON TUESDAY EVENING.

* MAIN IMPACT...HAZARDOUS WINTER DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

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.