Monday, February 7, 2011

NWS: Winter Storm Watch issued for Wednesday


URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
329 PM CST MON FEB 7 2011

...ANOTHER WINTER STORM TO BRING ACCUMULATING SNOW TO THE MID-SOUTH WEDNESDAY AND WEDNESDAY NIGHT...

.A STRONG MID LEVEL SHORTWAVE OVER THE PACIFIC NORTHWEST THIS AFTERNOON WILL DIVE SOUTHEAST ACROSS THE CENTRAL PLAINS AND INTO THE MID SOUTH BY MID-WEEK. THIS UPPER SYSTEM WILL HELP TO INDUCE SURFACE LOW PRESSURE ALONG THE NORTHWEST GULF COAST WHICH WILL MOVE EASTWARD THROUGH THURSDAY. ABUNDANT GULF MOISTURE WILL OVERSPREAD MUCH OF THE FORECAST AREA BY WEDNESDAY MORNING. AN ARCTIC AIRMASS SHOULD BE IN PLACE ACROSS THE MID SOUTH PRIOR TO THE ONSET OF PRECIPITATION. SNOW SHOULD DEVELOP WEDNESDAY MORNING ACROSS WESTERN SECTIONS AND SPREAD EAST THROUGH THE DAY. HEAVIER SNOW SHOULD DEVELOP OVER THE WATCH AREA BY WEDNESDAY AFTERNOON AND CONTINUE THROUGH WEDNESDAY EVENING. SEVERAL INCHES OF SNOW WILL BE POSSIBLE BEFORE SNOW ENDS THURSDAY MORNING.

...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
LATE WEDNESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A WINTER STORM WATCH... WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT.

* SNOW/SLEET/ICE ACCUMULATIONS: GREATER THAN 4 INCHES POSSIBLE.

* TIMING: WEDNESDAY MORNING THROUGH WEDNESDAY NIGHT.

* IMPACTS: SIGNIFICANT SNOW ACCUMULATIONS WILL BE POSSIBLE ACROSS THE WINTER STORM WATCH AREA. TEMPERATURES SHOULD REMAIN SEVERAL DEGREES BELOW FREEZING FOR THE DURATION OF THE SNOW EVENT. THIS WILL LIKELY LEAD TO SNOW COVERED ROADS AND HAZARDOUS DRIVING CONDITIONS IN AREAS THAT RECEIVE SIGNIFICANT SNOW ACCUMULATIONS. WINDS MAY ALSO GUSTS BETWEEN 15 AND 25 MPH ACROSS PORTIONS OF THE AREA WHICH WOULD LEAD TO THE POTENTIAL FOR BLOWING AND DRIFTING SNOW.

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.

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