Winter Storm Warning for Mt. Hood, OR Tonight-Friday | 12-24″ of Snow Forecast

WeatherBrains | | WeatherWeather
Timberline Lodge, OR on December 11th, 2015. image: timberline
Timberline Lodge, OR on December 11th, 2015. image: timberline

Mt. Hood is about to get hammered.  NOAA has issued a Winter Storm Warning for Mt. Hood, OR that begins tonight and goes through Friday morning.  12-24″ of snow is forecast.  Snow levels will be a problem rising as high sa 6,000-feet on Thursday night.

Timberline Lodge ski resort on Mt. Hood, OR has gotten 18″ of snow in the past 72 hours, 142″ of snowfall this season, and they have a 55″ deep snowpack right now.

Pin = Mt. Hood.  PINK = Winter Storm Warning.  PURPLE = Winter Weather Advisory
Pin = Mt. Hood. PINK = Winter Storm Warning. PURPLE = Winter Weather Advisory

NOAA is forecasting 12-24″ of snow for Mt. Hood, OR & Mt. Adams, WA.

* ACCUMULATION...12 TO 24 INCHES...HEAVIEST BETWEEN MOUNT HOOD
  AND MOUNT ADAMS. - NOAA Portland, OR today
DARK RED = 95% chance of snow.  Mt. Hood is in that little tear drop of dark red in northern OR.  image:  noaa, today
DARK RED = 95% chance of snow. Mt. Hood is in that little tear drop of dark red in northern OR. image: noaa, today

Snow levels will start low before rising as high as 7,000-feet on Thursday night on Mt. Hood.  Timberline Lodge = 8,500′ – 4,850′, Mt. Hood Meadows = 7,300′ – 4,523′, and Mt. Hood Ski Bow = 5,000′ – 3,500′ so all these resorts will get some rain.

* SNOW LEVELS...STARTING OFF AROUND 2500 FEET TONIGHT THEN RISING
  TO 6000 TO 7000 FEET FOR MOST AREAS THURSDAY MORNING. HOWEVER
  SNOW LEVELS FROM MOUNT HOOD NORTHWARD WILL BE SLOWER TO
  RISE...NOT REACHING 6000 TO 7000 FT UNTIL THURSDAY NIGHT. SNOW
  LEVELS IN THE SOUTH WASHINGTON CASCADES EAST OF MOUNT SAINT
  HELENS MAY REMAIN BELOW 4000 FT THROUGH THURSDAY NIGHT. 
  - NOAA Portland, OR today
DARK RED = 95% chance of snow.  Mt. Hood is in that little tear drop of dark red in northern OR.  image:  noaa, today
DARK RED = 95% chance of snow. Mt. Hood is in that little tear drop of dark red in northern OR. image: noaa, today

WINTER STORM WARNING for OREGON:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PORTLAND OR
230 PM PST WED DEC 16 2015

NORTHERN OREGON CASCADES-SOUTH WASHINGTON CASCADES-
INCLUDING THE CITY OF...MOUNT ST. HELENS

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
PST FRIDAY FOR THE SOUTH WASHINGTON CASCADES AND NORTHERN
OREGON CASCADES...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM PST FRIDAY.

* TIMING...SNOW WILL DEVELOP BY MIDNIGHT TONIGHT...AND IS EXPECTED
  TO BECOME VERY HEAVY AT TIMES BEFORE CHANGING OVER TO RAIN. THIS
  CHANGEOVER IS EXPECTED TO OCCUR FOR MOST OF THE NORTHERN OREGON
  CASCADES THURSDAY MORNING. PRECIPITATION WILL BE SLOWER TO
  CHANGE OVER TO RAIN FROM MOUNT HOOD NORTHWARD...WHERE SNOW IS
  EXPECTED TO CONTINUE INTO THURSDAY EVENING. THERE MAY BE A
  BRIEF PERIOD OF SLEET OR FREEZING RAIN DURING THE TRANSITION
  FROM SNOW TO RAIN.

* SNOW LEVELS...STARTING OFF AROUND 2500 FEET TONIGHT THEN RISING
  TO 6000 TO 7000 FEET FOR MOST AREAS THURSDAY MORNING. HOWEVER
  SNOW LEVELS FROM MOUNT HOOD NORTHWARD WILL BE SLOWER TO
  RISE...NOT REACHING 6000 TO 7000 FT UNTIL THURSDAY NIGHT. SNOW
  LEVELS IN THE SOUTH WASHINGTON CASCADES EAST OF MOUNT SAINT
  HELENS MAY REMAIN BELOW 4000 FT THROUGH THURSDAY NIGHT.

* ACCUMULATION...12 TO 24 INCHES...HEAVIEST BETWEEN MOUNT HOOD
  AND MOUNT ADAMS.

* IMPACTS...HEAVY SNOWFALL WILL LIKELY CREATE TRAVEL PROBLEMS ON
  HIGHWAYS 26 AND 20 WITH TREACHEROUS CONDITIONS EXPECTED NEAR
  PASS LEVEL. SNOWFALL RATES OF ONE TO THREE INCHES PER HOUR ARE
  POSSIBLE BY THURSDAY...RESULTING IN WHITEOUT CONDITIONS AT
  TIMES.
Radar at 7:45pm today.  image:  noaa, today
Radar at 7:45pm today. image: noaa, today
Current PNW snowpack.  image:  nwc, today
Current PNW snowpack. image: nwc, today
image:  noaa, today
image: noaa, today

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