An area of low pressure centered over Tennessee at daybreak on February 9th moved rapidly northeast during the day.  By early evening, the low was centered over Central Ohio.  The low moved across northwestern Pennsylvania just after midnight on the 10th before shifting to the east coast later in the day.  Snow associated with this low spread into northwestern Pennsylvania during the early afternoon hours of the 9th.  Mainly light snow fell during the afternoon and evening hours of the 10th.  Winds eventually became westerly off of Lake Erie early on the 10th which helped to enhance the snowfall. The snow intensity picked up greatly during the early morning hours of the 10th with periods of moderate to heavy snow then reported into the afternoon of the 10th.  The snow eventually tapered off during the early evening hours of the 10th.  Snowfall totals on the 9th and 10th exceeded 10 inches over portions of Erie and Crawford County.  In addition, winds gusted to as much as 25 mph from the late evening hours of the 9th through the early morning hours of the 10th.  The winds and snow combined to create considerable blowing and drifting.  Travel was difficult during this storm and many accidents were reported.

Winter Storm in SOUTHERN ERIE, PENNSYLVANIA
From 09-FEB-10 13:00:00 to 10-FEB-10 18:00:00 (EST-5)
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow began in Erie County during the early afternoon hours of February 9th.  Mainly light snow was reported during the afternoon and evening hours of the 9th.  Winds eventually became westerly off of Lake Erie around midnight on the 10th which helped to enhance the snowfall.  The snow intensity picked up greatly during the early morning hours of the 10th with periods of moderate to heavy snow then reported into the early afternoon hours of the 10th.  The snow eventually tapered off around sunset on the 10th.  Snowfall rates at times exceeded an inch per hour with visibilities less than a half mile.  Snowfall totals on the 9th and 10th ranged from 8 to 12 inches over inland Erie County with most of the accumulation occurring on the 10th.  Storm total reports received from snow spotters included:  11.6 inches at Franklin Center; 10.2 inches at Corry and 9.5 inches at Colt Station.  In addition, winds gusted to as much as 25 mph from the late evening hours of the 9th through the early morning hours of the 10th.  The winds and snow combined to create considerable blowing and drifting.  Travel was difficult during this storm and several accidents were reported.

Winter Storm in CRAWFORD, PENNSYLVANIA
From 09-FEB-10 12:00:00 to 10-FEB-10 18:00:00 (EST-5)
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow began in Crawford County around midday on February 9th.  Mainly light snow was reported during the afternoon and evening hours of the 9th.  Winds eventually became westerly off of Lake Erie around midnight on the 10th which helped to enhance the snowfall.  The snow intensity picked up greatly during the early morning hours of the 10th with periods of moderate to heavy snow then reported into the early afternoon hours of the 10th.  The snow eventually tapered off during the early evening hours of the 10th.  Snowfall rates at times exceeded an inch per hour with visibilities less than a half mile.  Snowfall totals on the 9th and 10th ranged from 8 to 10 inches over much of Crawford County with most of the accumulation occurring on the 10th.  Storm total reports received from snow spotters included:  11.1 inches at Titusville; 10.5 inches at Meadville; 9.7 inches near Canadohta Lake and 9.0 inches at Crossingville.  In addition, winds gusted to as much as 25 mph from the late evening hours of the 9th through the early morning hours of the 10th.  The winds and snow combined to create considerable blowing and drifting.  Travel was difficult during this storm and several accidents were reported.

Winter Storm in NORTHERN ERIE, PENNSYLVANIA
From 09-FEB-10 14:00:00 to 10-FEB-10 17:00:00 (EST-5)
Property damage: 200.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Snow began in Erie County during the early afternoon hours of February 9th.  Mainly light snow was reported during the afternoon and evening hours of the 9th.  Winds eventually became westerly off of Lake Erie around midnight on the 10th which helped to enhance the snowfall.  The snow intensity picked up greatly during the early morning hours of the 10th with periods of moderate to heavy snow then reported into the early afternoon hours of the 10th.  The snow eventually tapered off around sunset on the 10th.  Snowfall rates at times exceeded an inch per hour with visibilities less than a half mile.  Snowfall totals on the 9th and 10th ranged from 8 to 10 inches over northern Erie County with most of the accumulation occurring on the 10th.  Officially, 10.0 inches of snow was measured at Erie International Airport during this event.  A snow spotter in Lake City measured a storm total of 9.6 inches with 9.0 inches reported in Mill Creek Township.  A spotter in Fairview also measured a total of 9.0 inches.  In addition, winds gusted to as much as 25 mph from the late evening hours of the 9th through the early morning hours of the 10th.  The winds and snow combined to create considerable blowing and drifting.  Travel was difficult during this storm and several accidents were reported.