The Latest: Fatality count reaches 4 in Houston flooding
A county judge says four people have died in flooding caused by heavy rainfall in the Houston area.
Texas Gov. Greg Abbott says some taxpayers affected by severe rain and flooding will qualify for an extension to file their federal tax returns that were due at midnight.
Officials also were trying to determine if the storm was responsible for the death of a contractor working for the city's airport system whose body was found in a submerged vehicle.
Harris County sheriff's deputies have saved several horses from drowning as a Houston-area stable was inundated by floodwaters.
Sheriff's spokesman Ryan Sullivan says deputies used boats Monday to reach the horses, including some tethered animals that had to be cut free.
Sullivan says the horses from Cypress Trails were guided to land, for loading into livestock trailers and transport away from the flood scene.
Emergency responders have tried to reach several horses trapped in high water near a Houston-area stable where flooding nearly reached the roofs of some buildings.
People driving by on a road near the flooded area stopped to yell encouragement to animals struggling to keep their heads above water Monday.
Harris County officials were trying to reach the Texas Animal Health Commission to try to get a rescue team to the stables just north of George Bush Intercontinental Airport.
More than 40 districts and universities canceled school as heavy rain and flooding inundated parts of Harris County and threatened nearby areas.
The closures included the Houston Independent School District, the largest in Texas with about 215,000 students, plus Texas Southern University and the Houston Community College System.
More than 110,000 Houston area homes and business have lost electricity during storms that flooded roads and grounded hundreds of flights.
Storms have dumped more than a foot of rain in the Houston area, flooding dozens of neighborhoods and forcing the closure of city offices and the suspension of public transit.
Mayor Sylvester Turner says city offices will be closed Monday and is encouraging people to stay home and avoid high water areas.