The following events were reported: Flash Flood, Flood, Thunderstorm Wind, Tornado. These occurred near station USW00013960, approximately 36.3858 km away, between 2015-12-26 18:00:00 and 2015-12-28 19:15:00. The flood was caused by Heavy Rain. The events resulted in 633 injuries and 12 fatalities. The events caused property damage valued at 37935000.0 and crop damage of 0.0. Episode Narrative: A potent storm system brought deadly tornadoes and severe weather to North Texas on the 26th followed by waves of heavy rainfall that resulted in significant flooding across parts of North and Central Texas. Twelve tornadoes were confirmed on the afternoon and evening of the 26th, killing 13 and injuring over 300. The strongest tornado was an EF-4 that struck the Garland and Rowlett areas of Dallas and Rockwall County and where most of the fatalities occurred. Then the waves of heavy rain persisted through the night of the 27th until the upper level low moved past the region. The heaviest rainfall and thus most significant flooding was along and east of Interstate 35 where an average of 3-6+ of rain fell. A potent storm system brought deadly tornadoes and severe weather to North Texas on the 26th followed by waves of heavy rainfall that resulted in significant flooding across parts of North and Central Texas. Event Narrative: The Midlothian / Ovilla / Glenn Heights tornado began near Midlothian, before ending on the city border of DeSoto and Glenn Heights. In Dallas County, the tornado damaged approximately 35 homes, along with an additional 10 mobile homes. The strongest portion of the tornado occurred near the Ellis / Dallas County line, with EF3 damage observed in both counties. This tornado produced a long and narrow damage path from just northeast of the Mid-Way Regional airport near Midlothian to the Ellis County line. The tornado then continued into Dallas County. Sixty-seven single family homes were affected, with 23 of these being completely destroyed. Strong thunderstorm winds damaged shingles on roofs, tore down wood fences, and broke tree limbs around Gardenia Lane in McKinney. The Garland and Rowlett tornado began in Sunnyvale, where several mobile homes were destroyed along a wide and long path. The full tornado length was a little over 13 miles, with nearly ten miles within Dallas County. Nine people lost their lives in vehicles as the tornado crossed Interstate 30 at the President George Bush Turnpike. Another male died after sustaining injuries in a collapsed home in Rowlett. Eight of the 10 died that night, but one died on January 8th from his injuries, and another passed away on January 18th. The tornado affected nearly 600 homes in Dallas County, destroying nearly 400 of these homes. Twenty-two businesses were affected by this tornado, with one business being completely destroyed. The Garland / Rowlett tornado continued across a small tract of land in western Rockwall County. The tornado continued doing significant damage in the City of Rowlett, before moving onto Lake Ray Hubbard and dissipating over the lake. Portions of McMillen Road in Wylie were covered in water. Several county roads were closed across the county due to flood waters but most of the closed roads were south of Interstate 30 and Highway 380. This included FM 1564 near Highway 34 near Cash. The Midlothian AWOS recorded a wind gust of 105 mph as the Midlothian / Ovilla / Glenn Heights tornado was beginning. A National Weather Service damage survey team found damage consistent with an EF-2 tornado in and near Copeville. The damage began in a residential area, damaging over 30 homes. The strongest part of the storm was along State Highway 78, where several businesses were destroyed, including a gas station / convenience store at SH 78 and FM 1778, where two people were killed. The tornado had a serpentine path, going on both sides of SH 78, before lifting in an open field about halfway between Copeville and Farmersville.