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Thursday, February 21, 2008

ALERT: WINTER STORM WARNING ISSUED!

TOTAL SNOW/SLEET ACCUMULATION: 4-8"+
*Sleet may mix in for a while on Friday night*
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WINTER STORM WARNING:

...A WINTER STORM MAY BRING SIGNIFICANT SNOW ACCUMULATION TO PORTIONS
OF SOUTHERN NEW ENGLAND...

SNOW WILL OVERSPREAD SOUTHWEST MASSACHUSETTS AND NORTHERN CONNECTICUT BETWEEN 5 AM AND 7 AM FRIDAY. THE SNOW SHOULD OVERSPREAD CENTRAL MASSACHUSETTS AND NORTHERN RHODE ISLAND BETWEEN 6 AM AND 8 AM... REACHING SOUTHEAST MASSACHUSETTS BETWEEN 8 AND 10 AM.
ONCE THE SNOW OVERSPREADS THE REGION... IT SHOULD QUICKLY BECOME MODERATE TO HEAVY REDUCING VISIBILITIES TO ONE HALF MILE OR LESS AT TIMES THROUGH THE AFTERNOON. SURFACE TEMPERATURES BELOW FREEZING SHOULD ALLOW FOR THE SNOW TO QUICKLY ACCUMULATE ON UNTREATED ROADWAYS...MAKING FOR HAZARDOUS TRAVEL. WARMER AIR WILL MOVE IN ALOFT FROM THE SOUTH DURING THE LATE AFTERNOON AND EARLY EVENING HOURS. THEREFORE...TO THE SOUTH OF THE MASSACHUSETTS TURNPIKE WE EXPECT THE SNOW TO CHANGE TO SLEET AND FREEZING RAIN. THIS LOOKS TO OCCUR BETWEEN 5 PM AND 8 PM ON FRIDAY FROM SOUTH TO NORTH. SOME ICE ACCRETION IS POSSIBLE...PARTICULARLY IN THE CONNECTICUT RIVER VALLEY.