Updated 3:45 p.m. Sept. 20:

Although Tropical Depression Imelda has moved out of the Lake Houston area, there are still a number of high-water locations in the Kingwood and New Caney areas. Here is an updated list of the impacted roads:

  • One northbound feeder lane at Hwy. 59 and the West Fork of the San Jacinto River

  • One southbound feeder lane at Hwy. 59 and the West Fork of the San Jacinto River

  • One north eastbound feeder lanes at Grand Parkway and Valley Ranch Parkway

  • One north westbound feeder lanes at Grand Parkway before Valley Ranch Parkway

  • All eastbound main lanes on FM 1485 and the Harris County-Montgomery County boundary

  • All northbound main lanes on FM 1485 and the Harris County-Montgomery County boundary


Updated 11:45 a.m. Sept. 19:

The number of high-water locations in the Lake Houston area have increased. Here is an updated list of the impacted roads:

  • Four northbound feeder lanes at Hwy. 59 and Kingwood Drive

  • Four southbound feeder lanes at Hwy. 59 and Kingwood Drive

  • One northbound feeder lane at Hwy. 59 and the West Fork of the San Jacinto River

  • All northbound main lanes at Loop 494 and Hwy. 59

  • Four northbound feeder lanes at Hwy. 59 and Will Clayton Parkway

  • Three southbound feeder lanes at Hwy. 59 and Greens Road

  • All eastbound main lanes on FM 1485 and the Harris County-Montgomery County boundary

  • All northbound main lanes on FM 1485 and the Harris County-Montgomery County boundary

  • Three northbound feeder lanes at Hwy. 59 and McClellan Road/Loop 494

  • All northbound main lanes on Hwy. 59 at the Harris County-Montgomery County boundary

  • Community Drive from Loop 494 to Hwy. 59

  • Vick and White Oak drives

  • FM 1485 and Vick Drive

  • Three north eastbound feeder lanes at Grand Parkway and Valley Ranch Parkway

  • Three north westbound feeder lanes at Grand Parkway before Valley Ranch Parkway

  • Valley Ranch Bend Drive and Valley Ranch Drive

  • Punkin and Penny streets

  • Trinity Way and Punkin Street

  • South Sabine and Lavaca drives

  • South Navasota and Lavaca drives


Original posted at 9:46 a.m. Sept 19:

As Tropical Depression Imelda hits southeast Texas, roads in east Montgomery County as well as Kingwood have become impassable due to rainfall.

Interactive maps showing high-water areas are available for Lake Houston-area residents to use to stay aware and safe of hazardous areas. Houston Transtar tracks high-water areas in the Kingwood, Humble, Atascocita and Beltway 8 areas, while the Montgomery County Office of Homeland Security and Emergency Management tracks high water in the northern Kingwood, Porter and New Caney areas.

As of 9:30 a.m. Sept. 19, the following roads in the Lake Houston area have high water or are impassable, and drivers should find an alternate route or avoid unnecessary travel:

  • Three northbound feeder lanes at Hwy. 59 and McClellan Road/Loop 494

  • All northbound main lanes on Hwy. 59 at the Harris County-Montgomery County boundary

  • Three north eastbound feeder lanes at Grand Parkway and Valley Ranch Parkway

  • Three north westbound feeder lanes at Grand Parkway before Valley Ranch Parkway

  • Valley Ranch Bend Drive and Valley Ranch Drive

  • Punkin and Penny streets

  • Trinity Way and Punkin Street

  • South Sabine and Lavaca drives

  • South Navasota and Lavaca drives


Houston Transtar has also noted several places in the Kingwood, Humble and Atascocita areas at risk of roadway flooding, including most of Kingwood from Northpark Drive to the West Fork of the San Jacinto River, the Humble area from south of 1960 to the West Fork of the San Jacinto River, and the Atascocita area around West Lake Houston Parkway north of FM 1960. Additionally, the Summerwood area around Lake Houston is also affected. Click here to view the interactive map.

Follow all of our Houston-area flooding coverage