HISTORIC WINTER STORM (FEBRUARY 8-9, 2013) CONFERENCE CALL Wednesday 2:30 PM February 6, 2013

MAIN IMPACTS WIDESPREAD PROLONGED POWER OUTAGES 1 TO 2 FEET OF SNOW WITH 2 TO 3 FOOT DRIFTS WIND DAMAGE TO STRUCTURES; FALLING TREES POTENTIAL FOR COASTAL FLOODING POSSIBILITY OF STRANDED VEHICLES

Currently: Winter Storm Watch is in effect for all of BOX service area. Later this afternoon: BLIZZARD WATCH will likely be issued for eastern MA & northern RI HIGH WIND WATCH will likely be issued for the south coast of RI and Southeast MA HURRICANE FORCE WIND WATCH will likely be issued for portions of the eastern coastal waters. STORM WATCH will likely be issued for all remaining coastal waters

TIMING: SNOW: Light snow will begin before daybreak Friday. It may be light through the morning and early afternoon. Then it will come with a roar and could fall at rates of 2 to 4 inches per hour beginning between 3 PM and 6 PM. Heavy snow will be winding down Saturday morning, except continuing through the day on Cape Cod/Islands, where it will likely start as rain on Friday. Note: Travel to destinations (like home from work or school) may become impossible by the evening commute on Friday.

ONSET OF HEAVY SNOW Noon-2 PM Friday 1-3 PM Friday 2-4 PM Friday

CURRENT SNOWFALL PROJECTIONS: INCHES IN NE ½ OF AREA PROBABILITIES ARE HIGH FOR MORE THAN 1 FOOT OF SNOW. COULD BE MUCH HIGHER !!! CURRENT SNOWFALL PROBABILITIES:

HIGH IMPACT END OF WEEK STORM Southern NH/Northern MA Temperatures – Friday afternoon (Wet) – Height of storm (Dry) CT/RI/Southern MA Temperatures – Friday afternoon (Wet) – Height of storm (Transition Wet to Dry) SNOW WATER CONTENT

WIND GUSTS FRIDAY NIGHT FEBRUARY 8 60 TO 80 MPH 40 TO 50 MPH 50 TO 60 MPH

COASTAL FLOOD THREAT Massachusetts East Coast Two Tide cycles – Friday evening 930 PM to 10 PM Moderate coastal flooding possible Storm surge around 3 feet possible – On top of 10.1 ft MLLW Astronomical Tide at Boston Waves 15 to 20 feet several miles offshore – Saturday morning around 10 AM Moderate to Major coastal flooding possible – Dependent upon timing of wind shift to northwest Storm surge 1.5 to 2.5 feet possible – Dependent upon direction of wind at high tide – On top of 11.5 ft MLLW Astronomical Tide at Boston Waves may be 25 to 30 feet several miles offshore

COASTAL FLOOD THREAT Rhode Island Exposed South Coast Two Tide Cycles – 6 to 6:30 PM Minor Coastal Flooding possible Storm surge 1.5 to 2 feet – 6:30 to 7 AM Minor Coastal Flooding possible with low chance of pockets of Moderate Coastal Flooding Storm surge 1 to 2 ft

RISK FOR BEACH EROSION FEB 8 – 9 Friday Night and Saturday HIGH MODERATE HIGH

MARINE IMPACTS FEB 8 – 9 Max Midnight – 2 PM Saturday 60 TO 70 KT 50 TO 60 KT SEAS 20 TO 30 FT SEAS 25 TO 30 FT SEAS 20 TO 25 FT

SUMMARY Snow starts Friday morning…then increases to Heavy Snow Friday afternoon. Heavy Snow continues Friday night and tapers off Saturday. Rain/snow mix possible south coast and islands Friday afternoon. Damaging winds possible in Eastern Massachusetts and Rhode Island (gusts to 80 mph possible near southeast coast) Snow and wind will cause widespread power outages across interior southern New England from late Friday through Saturday. Moderate to Major coastal flooding and significant erosion likely Friday night and Saturday high tide cycles. Seas may build to 30 feet Friday night/Saturday with storm to hurricane force winds possible – extremely dangerous for mariners.