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Crazy cold weather in the Capitol Hill convergence zone -- UPDATE: Winter Storm Warning

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When Cliff Masscancels an Ivar's appearance, you know things are getting weird:

Folks...this is serious. So serious that Ivar's is canceling my presentation tomorrow night at their Mukilteo Landing Restaurant....looks like we will try March 9th.

There has been plenty of snow already in the convergence zone.....here is a recent radar image, See the band with green in the middle...that is the convergence zone...


Weather Underground PWS KWASEATT110
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National Weather Service says we should see wet, slushy snow through Wednesday morning:

IN THE LOWLANDS...EXPECT BRIEF AND LOCAL ACCUMULATIONS OF SLUSHY
SNOW TO OCCUR THROUGH EARLY WEDNESDAY MORNING. THIS IS MOST
LIKELY TO OCCUR ON HILLS ABOVE ABOUT 500 FEET THIS MORNING AND
ABOVE 300 FEET TONIGHT AND EARLY WEDNESDAY MORNING...AND MAINLY
WHERE CONVERGENCE ZONES SET UP IN THE NORTH INTERIOR AND NORTHERN
PORTIONS OF THE EAST PUGET SOUND LOWLANDS.

AN ARCTIC AIR MASS DROPPING SOUTH FROM BRITISH COLUMBIA...
COMBINED WITH DEVELOPING LOW PRESSURE OFF THE WASHINGTON COAST
WILL GIVE THE POTENTIAL FOR HEAVY SNOW OVER ALL OF THE LOWLANDS
OF WESTERN WASHINGTON BEGINNING WEDNESDAY AND CONTINUING INTO
THURSDAY MORNING. SNOWFALL IN WESTERN WHATCOM COUNTY AND THE SAN
JUAN ISLANDS WILL LIKELY BE ACCOMPANIED BY STRONG NORTHEASTERLY
WINDS OF 25 TO 35 MPH AND GUSTS TO 50 MPH BY THURSDAY MORNING.


1:36PM - UPDATE - Seattle PI has broken out the measuring stick: 6 inches?
Forecasters at the National Weather Service said Tuesday morning that there could be up to 3 inches of snow by the Wednesday morning commute with temperatures at or just above freezing.

Forecasters said that "Wednesday looks like areas of Western Washington will see significant snowfall amounts with 3-6 inch values common from the San Juans southward."


1:45PM - UPDATE - Given spastic nature of the forecast, you might want to get an early start on commute. Remember November?

Meanwhile, Seattle public schools are out of session this week for winter break. What a waste of a potential snow day!

3:43PM - UPDATE - NWS has now issued a Winter Storm Warning:
.A DEEPENING UPPER LEVEL LOW COMBINED WITH ARCTIC HIGH PRESSURE
THAT WILL BE MOVING INTO THE AREA FROM THE NORTH WILL GIVE SNOW
LATE TONIGHT THROUGH THURSDAY TO ALL OF WESTERN WASHINGTON...
INCLUDING THE LOWLANDS. OVER WESTERN WHATCOM COUNTY AND THE SAN
JUANS...STRONG NORTHEAST WINDS OF 25 TO 40 MPH WITH GUSTS TO 60
MPH WILL DEVELOP BY WEDNESDAY AFTERNOON AND WILL CONTINUE THROUGH
WEDNESDAY NIGHT BEFORE SLOWLY EASING.

HEAVIEST SNOWFALL TOTALS WEDNESDAY THROUGH WEDNESDAY EVENING WILL
BE ALONG THE STRAIT OF JUAN DE FUCA...WHERE COLD NORTHEAST WINDS
MOVE UPSLOPE INTO THE OLYMPICS. ELSEWHERE IN THE LOWLANDS...SNOWFALL
TOTALS ARE EXPECTED TO REACH 2 TO 6 INCHES...WITH LOCALLY HEAVIER
AMOUNTS.

SNOWFALL WEDNESDAY MORNING WILL BE RATHER WET AND SLUSHY IN
NATURE. TEMPERATURES WILL FALL INTO THE 20S FROM NORTH TO SOUTH
LATER WEDNESDAY AFTERNOON AND WEDNESDAY EVENING. THEREFORE...A
FLASH FREEZE WILL LIKELY AFFECT THE AFTERNOON OR EVENING COMMUTE
OVER MUCH OF WESTERN WASHINGTON.

THE AIR MASS ALOFT WILL BE QUITE COLD AND UNSTABLE. SO EXPECT THE
SNOWFALL TO BE BANDED IN NATURE WITH QUITE A BIT OF LOCAL
VARIABILITY. THERE IS A CHANCE THAT SNOW OVER CENTRAL PUGET SOUND
LOWLANDS COULD BE ACCOMPANIED BY A CLAP OF THUNDER.

MOISTURE MOVING OVER THE TOP OF THE ARCTIC AIR MAY RESULT IN
ADDITIONAL ACCUMULATIONS LATER WEDNESDAY NIGHT INTO THURSDAY.

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