A strong upper level storm system, combined with high moisture levels to produce a bands of excessive rainfall that caused flash flooding across Fort Bend, Harris and Liberty Counties. Thunderstorms rapidly developed shortly after midnight on the 31st over Matagorda and Fort Bend Counties and moved into Harris County around 1:00 a.m. The thunderstorms trained or moved over the same areas between 1:00 a.m. and 4:00 a.m. with significant rainfall occurring over the southwest and south-central portions of Harris County into the east-central part of the county. After a brief break between 5:00 a.m. and 8:00 a.m. an additional round of thunderstorms slowly moved across Harris County from west to east producing additional heavy rainfall and worsening ongoing flooding conditions. Saturated grounds from previous heavy rainfall the week before coupled with intense short term rainfall rates resulted in widespread flooding. There was one confirmed flood related death and one possible flood related death.

Flash Flood in LIBERTY, TEXAS
From 31-OCT-15 06:50:00 to 31-OCT-15 11:00:00 (CST-6)
Location: DAYTON
Flood cause: Heavy Rain
Property damage: 700.00K
Crop damage: 5.00K
Reported by: Broadcast Media

High rainfall rates created flooding in both towns of Dayton and Liberty. The underpass at the intersection of US Highway 90 and FM 321, along with other streets in Dayton, were closed due to high water. The city of Liberty reported flood waters in six homes with numerous road closures due to high water.

Flash Flood in HARRIS, TEXAS
From 31-OCT-15 02:30:00 to 31-OCT-15 12:00:00 (CST-6)
Location: ORR
Flood cause: Heavy Rain
Property damage: 1.00M
Crop damage: 0.00K
Reported by: Emergency Manager

There was widespread flooding across the city of Houston and surrounding areas. The worst flooding occurred across eastern and southern Houston and towns north and east of the city. Numerous roadways were flooded including all main lanes of Highway 288 north of Brays Bayou. High rainfall rates caused Brays Bayou to go out of banks and inundate the Lawndale Wayside part of eastern Houston. Four to five feet of water flowed over North Macgregor Way between Merry Lane and Wildwood Way. High water rescues were conducted by the fire department with a half a foot of water entering Fire Station 26 in southeast Houston near Telephone and Bellfort Streets. Highway 59 at Will Clayton Parkway south of Humble was impassable due to high water. Approximately 40 homes were flooded in the Cloverleaf subdivision near Interstate 10 and Beltway 8. Hunting Bayou went out of banks and flooded neighboring homes. High water rescues were performed on Autumnwood and Wood Shadows Drives near Hunting Bayou. A shopping district and surrounding parking lots were flooded in the Crosby and Barrett areas.

Flash Flood in FORT BEND, TEXAS
From 31-OCT-15 06:00:00 to 31-OCT-15 11:00:00 (CST-6)
Location: HOBBY
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Trained Spotter

There were flood waters in homes in the Mayfair Park area with flooding occurring on Maywood Street and Arthington Avenue. The roadway was closed at Highway 99 and West Bellfort Street in Pecan Grove due to high water. The southbound lanes of the Fort Bend Parkway were closed due to high water east of Lake Olympia.

Coastal Flood in GALVESTON, TEXAS
From 31-OCT-15 00:00:00 to 31-OCT-15 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Gulf water inundated Highway 87 approximately two miles from the Highway 124 intersection on High Island.

Funnel Cloud in BURLESON, TEXAS
From 31-OCT-15 11:52:00 to 31-OCT-15 11:52:00 (CST-6)
Location: CALDWELL
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The funnel cloud was sighted near FM 316 and FM 908.