Jan Willem Klop newspaper canceled its print editions on February 2, 3 and 4, citing the heavy snowfall and hazardous road conditions that could compromise the safety of their newspaper carriers, making it the first time in the newspaper's 111-year history that the print edition had to be canceled; however, the newspaper did continue to publish its electronic editions on its website. A section of a boat dock at the Tera Miranda Marina Resort on the Monkey Island arm of Grand Lake collapsed due to significant snow accumulations on its roof, destroying four boats valued at about $450,000. Will Rogers 	2011 Groundhog Day blizzard
1922859	World Airport recorded an estimated of snow, smashing the all-time daily snowfall record for February for Oklahoma City (the previous record was on February 7, 1986). Tulsa also set an all-time daily and monthly snowfall record for the storm that month, as the Tulsa International Airport received 14 inches of accumulated snowfall (the previous February snowfall record for the city of Tulsa was in February 2003, and the previous record for snowfall in a single 24-hour period in Tulsa was on March 8–9, 1994).Owasso, Oklahoma received the most snowfall accumulation in Oklahoma with . Ironically days earlier on 	2011 Groundhog Day blizzard
1922860	January 29, wildfires had burned parts of central and south-central Oklahoma, and ten central and south-central Oklahoma counties were placed under a burn ban due to very dry, wildfire-prone conditions. State Insurance Commissioner John Doak issued an emergency order to allow licensed claims adjustors outside of Oklahoma to help assess damages and losses from the storm for 90 days. On February 2, Governor Fallin asked the White House to approve an emergency disaster declaration request for all 77 Oklahoma counties. In a statement by Fallin, state and local governments would receive 75% reimbursement for expenses associated with 	2011 Groundhog Day blizzard
1922861	responding to the storm if the declaration is approved, including overtime costs, costs associated with operating shelters and clearing snow and ice-covered roads. That evening, President Barack Obama granted Fallin's federal emergency request, authorizing the Department of Homeland Security and FEMA to coordinate disaster relief efforts in the state of Oklahoma. Oklahoma State University held its home basketball game on February 2 against the University of Missouri as scheduled, despite the difficulty the Missouri team had arriving in Stillwater due to the blizzard. As a result of the storm, the university provided free tickets to fans who were 	2011 Groundhog Day blizzard
1922862	able to attend the game at Gallagher-Iba Arena, which Oklahoma State won in a 76-70 upset against the #15 Tigers. The storm system has caused at least three deaths in Oklahoma, one in a sledding accident and two in an auto crash. On February 1, a 20-year-old Oklahoma City woman died due to injuries suffered in a sledding accident near Lake Stanley Draper, in which the sled being pulled by a vehicle veered off the road, flinging the woman into a guardrail; she was pronounced dead at the scene. Two days later as slick road conditions 	2011 Groundhog Day blizzard
1922863	continued across parts of the state, a truck carrying eight people ran off of a bridge and fell into the Spring River (which had been covered in ice), on I-44 in Ottawa County near Miami, killing two people; one of two westbound lanes of I-44 was reopened to traffic the previous evening after blizzard conditions made it impassible. Pennsylvania. In portions of Pennsylvania north of Philadelphia, ice storm warnings were put into effect. dropped several inches of sleet and snow in the Poconos and included a long period of freezing rain that produced ice accretions of up to half an 	2011 Groundhog Day blizzard
1922864	inch in the Lehigh Valley and the Philadelphia suburbs. The ice tore down numerous tree limbs, trees, and subsequently, power lines. Snowfall amounts. Precipitation started as snow across the region during the early morning of the 1st. As warmer air moved in aloft, the precipitation changed to sleet and freezing rain by the morning rush in the local Philadelphia area, a mixture of sleet and freezing rain by the end of the morning commute in Berks County and the Lehigh Valley and a wintry mix late in the morning in the Poconos. Precipitation tapered off to mainly freezing drizzle during 	2011 Groundhog Day blizzard
1922865	the afternoon and early evening of the 1st. Heavier precipitation moved in again during the evening of the 1st and fell as freezing rain in the Philadelphia suburbs, a mixture of sleet and freezing rain in Berks County and the Lehigh Valley and mainly a snow and sleet mixture in the Poconos. Overnight colder air moved in aloft in over the Poconos and precipitation changed back to all snow for a few hours. Toward sunrise on the 2nd, this process started to reverse at both the surface and aloft. Warmer air was moving north again and the freezing rain changed 	2011 Groundhog Day blizzard
1922866	to plain rain across the Philadelphia suburbs and Berks County around 8 a.m. EST and the Lehigh Valley around 9 a.m. EST. In the Poconos, precipitation changed to freezing rain around 7 a.m. EST and ended as freezing rain around 11 a.m. EST on the 2nd. Representative snow and sleet accumulations included in Tobyhanna (Monroe County), in Pocono Summit (Monroe County), in Delaware Water Gap (Monroe County), at the Lehigh Valley International Airport, in Albrightsville (Carbon County) and in Easton and Martins Creek (Northampton County). Representative ice accretions included in Glenmoore (Chester County), Spring Mount (Montgomery County) and Emmaus (Lehigh 	2011 Groundhog Day blizzard
1922867	County), in East Nantmeal (Chester County) and Lansdale (Montgomery County), in Kutztown (Berks County) and Allentown (Lehigh County), in Feasterville (Bucks County) and in Bangor (Northampton County). Power outages. Many trees still had snow on them from the winter storm of the previous week to exacerbate the damage. Nearly 300,000 power outages occurred. PECO Energy reported about 185,000 of its southeastern Pennsylvania customers lost power. Power was not completely restored to the last few until the afternoon of the 6th. Pennsylvania Power and Light reported about 79,000 of their customers lost power in Eastern and Central Pennsylvania; while Metropolitan Edison 	2011 Groundhog Day blizzard
1922868	reported around 14,000 of its customers lost power in Berks County. Numerous schools cancelled classes on both the 1st and 2nd. Recycling and garbage pick-ups were delayed. This winter storm added additional strains to snow removal budgets and tight salt supplies. Reading, Hamburg, Boyertown, Birdsboro, Barto, Bechtelsville and Douglassville all suffered power outages. In Bucks County, downed wires in Milford caused a basement fire in one home on Sleepy Hollow Road. In Montgomery County, the worst reported tree and ice damage occurred in Lansdale and Hatfield. A utility pole fire in Pottstown knocked out power to the borough's 	2011 Groundhog Day blizzard
1922869	water treatment plant. There were over 100 reports of downed wires throughout Northampton County. Travel. In Northampton and Lehigh County, numerous crashes occurred on U.S. Route 22, Pennsylvania State Route 33 and Interstate 78. On Interstate 78, a driver swerved to avoid hitting a plow truck and was injured. In Bethlehem, a driver was injured after his vehicle rolled over on Schoenersville Road. Also in Bethlehem, a 100-foot section of a porch roof collapsed on the evening of the 2nd on Glendale Avenue from the weight of ice and snow. Three vehicles were damaged. In Berks County, Pennsylvania State 	2011 Groundhog Day blizzard
1922870	Routes 345 (near Birdsboro) and 625 (south of Reading) were closed. In Chester County, there were several slip and fall injuries reported, mainly on the 1st. Just east of Exton, Northbound U.S. Route 202 was closed between Pennsylvania State Routes 30 and 401 because of an accident with injuries on the 2nd. Two roadways were closed because of downed trees and wires in North Coventry Township. One roadway was also closed in West Vincent Township. Texas. In Texas the storm caused widespread disruption of road and air traffic, including flights into and out of Dallas/Fort Worth International Airport and 	2011 Groundhog Day blizzard
1922871	Love Field. Rolling blackouts were instituted across the state as high demand for electricity left the power grid overloaded and unable to handle the demand. Governor Rick Perry asked for citizens to conserve as much electricity as they can to help ease the overloaded power grids. ERCOT, the governing body responsible for most of the electricity distribution in Texas, reported that more than 75% of the state was affected by rolling blackouts on February 2; at one point demand for energy was so great that utility companies began to purchase electricity off the national grids to meet the demand. Parts 	2011 Groundhog Day blizzard
1922872	of Texas were expected to experience additional rolling blackouts Wednesday and Thursday as workers labor to get the electric systems back up and running. Post-analysis indicated that the cold temperatures had caused over 150 generators to encounter difficulties; loss of supply, instrumentation failures, and gas well-head freezing were some of the source causes. Throughout the Dallas–Fort Worth metroplex, multiple large school districts were closed for a record-setting 5 days in a row, letting students out a whole week because of road hazards due to ice and snow. An ice storm affected areas as far south as 	2011 Groundhog Day blizzard
1922873	Houston behind the main storm front, while three men were killed near Houston in traffic accidents. The storm adversely affected activities in the week leading up to Super Bowl XLV, which was played at Cowboys Stadium in Arlington, Texas. The storm caused a failure at a water treatment plant near Donna, Texas, prompting officials to issue a boil water advisory. In El Paso, Texas, the storm left major roadways slippery with ice and snow, and the abrupt demands placed on El Paso's utility services resulted in sporadic reports of loss of water and natural gas capability. Freezing temperatures resulted 	2011 Groundhog Day blizzard
1922874	in the total failure of both of the city's natural gas power plants, resulting in rolling blackouts across the city. The loss of power had a ripple effect across the region, as the power failure left water and gas utilities without the power needed to operate pumps to move the water and natural gas to customers. This resulted in the complete cancellation of activities at all area independent school districts and institutions of higher education on Wednesday, Thursday, Friday, and the following Monday. In total, nearly 200,000 El Paso Electric customers went without power at some point as a 	2011 Groundhog Day blizzard
1922875	result of the storm, while 1,200 Texas Gas Service customers went without gas. Over 157 water main breaks due to cold temperatures were reported to the El Paso Water Utilities, which when combined with the frozen water pumping equipment and abnormally high demand for water left El Paso water reservoirs dangerously low. Stage 2 mandatory water restrictions, which permit the use of water for drinking only, were implemented Monday night as the water utility worked to raise the water levels in the reservoirs, and on Wednesday the water restrictions were lifted. That same Wednesday it was announced that federal and 	2011 Groundhog Day blizzard
1922876	state officials would conduct an investigation into El Paso Electric as a result of the spectacular failure of the utility during the blizzard. Wisconsin. In Wisconsin, Governor Scott Walker declared a state of emergency in 29 Wisconsin counties due to the snowstorm, and deployed 75 Wisconsin National Guard soldiers. Early on February 2, the state's emergency management agency issued a Civil Danger Warning warning drivers completely off the roads at the risk of being stranded due to dangerous conditions forcing county plows, law enforcement and salters off the roads, a declaration distributed via NOAA Weather Radio's Emergency Alert 	2011 Groundhog Day blizzard
1922877	System and local media outlets, and otherwise only issued for other major events such as terrorist attacks and water contamination emergencies. The same warning was issued hours later completely disallowing travel within Lake County, Illinois. Interstate 94 and Interstate 43 south of Milwaukee to the state line were both closed for a time due to dangerous conditions and many stranded vehicles. Nearly all government buildings, schools, and public facilities were closed for February 2, 2011 in the southeastern region of the state, including Milwaukee, Waukesha, Racine, Kenosha, Sheboygan, and Madison, with Racine and Kenosha receiving the largest amount of snow	2011 Groundhog Day blizzard
1922878	, just shy of 24 inches. Three people died of cardiac-related illnesses while clearing snow in Milwaukee. Non-winter weather events. High winds. Strong gale-force winds were expected in many areas, especially places northwest of the Appalachian Mountains. A storm warning for the entirety of Lake Michigan went up on 1 February, replacing an existing gale warning. Sustained winds of and gusts to or higher were reported over portions of Illinois, Wisconsin, and Lake Michigan for several hours at the height of the storm according to the National Weather Service. Flash freeze. Parts of Texas and Louisiana east to 	2011 Groundhog Day blizzard
1922879	the Mississippi Valley and Florida Panhandle experienced or were to experience rapid drops in temperature and flash freeze events after the squall line moved through. Storm surge. Localized flooding occurred in northeastern Illinois, near the coast of Lake Michigan where strong winds brought storm surge and lakeshore flooding. Severe thunderstorms and tornadoes. Severe thunderstorms erupted in many areas of the Midwest and Southeastern United States. Thunderstorms accompanied both heavy rain and snow. Tornadoes were reported in Texas, and a tornado watch was issued for parts of Alabama. An EF1 tornado damaged two homes in Rusk County, Texas. Impact. Preparations. Local 	2011 Groundhog Day blizzard
1922880	governments ahead of the storm prepared residents on procedures to follow during the storm. This included parking and driving restrictions and preparation of road clearing equipment. Street clearing crews applied chemicals to the roadways to pre-melt ice and snow and checked equipment prior to the event. States of emergency. A state of emergency was declared in several American states, including Illinois, Oklahoma, and Missouri. Airport traffic. At least 6,400 flight cancellations occurred across North America before the storm. Impact was severe at Chicago's O'Hare International Airport, as over 1,100 flights were canceled there. A less severe but still 	2011 Groundhog Day blizzard
1922881	a major impact was at Toronto Pearson International Airport in Toronto where about 300 of its 1,400 daily flights were canceled. By the end of February 2, at least 13,000 individual flight cancellations had taken place across North America. Power outages. Many local and widespread power outages affected locations along the storm track, including in Illinois, Ohio, Oklahoma, New Mexico, Indiana, Texas, Colorado and Kentucky. Impact on Super Bowl XLV. The storm affected the Dallas, Texas area, bringing a coating of ice to the ground after a rapid freeze. This caused some damage ahead of Super Bowl XLV. Snow falling 	2011 Groundhog Day blizzard
1922882	from the roof of Cowboys Stadium caused several injuries. 2011 Groundhog Day blizzard The 2011 Groundhog Day blizzard was a powerful and historic winter storm that affected large swaths of the United States and Canada from January 31 to February 2, 2011, especially on Groundhog Day. During the initial stages of the storm, some meteorologists predicted that the system would affect over 100 million people in the United States. The storm brought cold air, heavy snowfall, blowing snow, and mixed precipitation on a path from New Mexico and northern Texas to New England and Eastern Canada. The Chicago area saw 	2011 Groundhog Day blizzard
1922883	Jan Willem Klop Jan Willem Klop Jan Willem Klop (born 1945) is a professor of applied logic at Vrije Universiteit in Amsterdam. He holds a Ph.D. in mathematical logic from Utrecht University. Klop is known for his work on the Algebra of Communicating Processes, co-author of TeReSe" and his fixed point combinator where Klop became a member of the Royal Netherlands Academy of Arts and Sciences in 2003. Jan Willem Klop Jan Willem Klop (born 1945) is a professor of applied logic at Vrije Universiteit in Amsterdam. He holds a Ph.D. in mathematical logic from Utrecht University. Klop is known for his