Modified polar air swept from western Canada into the Rio Grande Valley on the 22nd. The shallow cold air mass provided the necessary wedge for sufficient mid and upper level atmospheric energy to override; as the air mass arrived into the lingering heat and humidity. The added moisture aided in the development of the initial thunderstorms. Enhanced convergence behind the initial burst of heavy rain produced gusty thunderstorm winds and prolonged moderate to heavy rainfall with embedded lightning well into the evening three to six inches had fallen across much of the Highway 77/Interstate 69 E corridor.

Flash Flood in WILLACY, TEXAS
From 22-NOV-13 14:30:00 to 22-NOV-13 16:00:00 (CST-6)
Location: RAYMONDVILLE
Flood cause: Heavy Rain
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Slow moving thunderstorms dropped over three inches of rain over the Raymondville area in the matter of a few hours, with a nearby COOP site reporting 3.2 inches. This rainfall caused water to rise rapidly in downton Raymondville. The Willacy County emergency manager reported several inches of water entering the Raymondville City Hall building.

Strong Wind in CAMERON, TEXAS
From 22-NOV-13 14:40:00 to 22-NOV-13 15:00:00 (CST-6)
Magnitude: 34.00 MG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Strong winds associated with the passage of a cold front surged across Harlingen during the early afternoon hours of November 22nd. The strong winds resulted in an older live oak tree crashing onto a home. The ASOS at nearby Valley International Airport reported sustained winds of 25 to 26 kts with gusts of 34 kts.

Heavy Rain in CAMERON, TEXAS
From 22-NOV-13 14:45:00 to 22-NOV-13 19:00:00 (CST-6)
Location: COMBES
Crop damage: 0.00K
Reported by: Law Enforcement

More than 5 inches of rain fell across portions of Harlingen during a 5 hour period causing localized flooding of low lying and poor drainage spots. Local law enforcement reported 5 to 6 inches of water in Primera and noted that water was approaching homes of residents.

Heavy Rain in CAMERON, TEXAS
From 22-NOV-13 14:45:00 to 22-NOV-13 19:00:00 (CST-6)
Location: PALMETAL
Crop damage: 0.00K
Reported by: Law Enforcement

More than 5 inches of rain fell across portions of Harlingen during a 5 hour period causing localized flooding of low lying and poor drainage spots. Local law enforcement reported water over a lower bridge on Breedlove Street, water over the road at the intersection of Polk Avenue and Highway 77, on Hayne, Tomas Lane and Marck Circle. There were numerous reports on social media reporting water over the road at the intersection of Ed Carey and Business 77/Sunshine Strip.

Strong Wind in CAMERON, TEXAS
From 22-NOV-13 16:00:00 to 22-NOV-13 16:35:00 (CST-6)
Magnitude: 33.00 MG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Strong winds associated with the passage of a cold front surged across South Padre Island during the afternoon hours of November 22nd. The strong winds resulted in palm trees falling on power lines and the loss of power to more than 3000 local utility customer. The South Padre Island Coast Guard station reported sustained winds of 26 kts with gusts to 33 kts on the Laguna Madre side of the island and KSPI reported sustained winds of 26 kts with gusts of 31 kts.