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HLSHGX This product covers Southeast Texas **Potential Tropical Cyclone One Expected to Bring Heavy Rainfall to Portions of Southeast Texas** NEW INFORMATION --------------- * CHANGES TO WATCHES AND WARNINGS: - A Tropical Storm Watch has been issued for Bolivar Peninsula, Brazoria Islands, Chambers, Coastal Brazoria, Coastal Galveston, Galveston Island, and Matagorda Islands * CURRENT WATCHES AND WARNINGS: - A Tropical Storm Watch is in effect for Bolivar Peninsula, Brazoria Islands, Chambers, Coastal Brazoria, Coastal Galveston, Galveston Island, and Matagorda Islands * STORM INFORMATION: - About 250 miles southwest of Galveston TX - 27.0N 98.0W - Storm Intensity 30 mph - Movement Northeast or 45 degrees at 6 mph SITUATION OVERVIEW ------------------ Potential Tropical Cyclone 1 will move into the western Gulf and meander along the coast, before crossing into southwest Louisiana Wednesday evening. Potential impacts to southeast Texas include the prospect of locally heavy rainfall along the immediate coast, 1-3 feet of coastal flooding across the coast and along the bays, and gusts to tropical storm force along the coast. Impacts are expected to begin later in the day on Tuesday and persist into Wednesday. A Tropical Storm Watch is currently in effect for all coastal areas of SE Texas and the Gulf waters out 60 nm, with the exception of Matagorda Bay. POTENTIAL IMPACTS ----------------- * FLOODING RAIN: Prepare for life-threatening rainfall flooding having possible extensive impacts across portions of southeast Texas. Potential impacts include: - Major rainfall flooding may prompt many rescues. - Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, and ditches may become dangerous rivers. Flood control systems and barriers may become stressed. - Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out. Prepare for dangerous rainfall flooding having possible limited to significant impacts across southeast Texas. * WIND: Prepare for hazardous wind having possible limited impacts across the coastal portions of southeast Texas. Potential impacts in this area include: - Unsecured lightweight objects blown about. - Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted. Some fences and roadway signs blown over. - Scattered power and communications outages. Elsewhere across Southeast Texas, little to no impact is anticipated. * SURGE: Coastal flood warnings and advisories have been issued for the immediate coast. Please reference the Coastal Hazard Message for more information. Potential impacts in this area include: - Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure could be inundated. Some shoreline erosion will occur. * TORNADOES: Prepare for a tornado event having possible limited impacts across southeast Texas. Potential impacts include: - The occurrence of isolated tornadoes can hinder the execution of emergency plans during tropical events. - A few places may experience tornado damage, along with power and communications disruptions. - Locations could realize roofs peeled off buildings, chimneys toppled, mobile homes pushed off foundations or overturned, large tree tops and branches snapped off, shallow-rooted trees knocked over, moving vehicles blown off roads, and small boats pulled from moorings. Elsewhere across Southeast Texas, little to no impact is anticipated. PRECAUTIONARY/PREPAREDNESS ACTIONS ---------------------------------- * EVACUATIONS: allow the advice of local officials. * OTHER PREPAREDNESS INFORMATION: Now is the time to check your emergency plan and emergency supplies kit and take necessary actions to protect your family and secure your home or business. If you live in a place particularly vulnerable to flooding, such as near the ocean or a large inland lake, in a low-lying or poor drainage area, in a valley, or near an already swollen river, plan to move to safe shelter on higher ground. Always heed the advice of local officials and comply with orders that are issued. Do not needlessly jeopardize your life or the lives of others. * ADDITIONAL SOURCES OF INFORMATION: - For information on appropriate preparations see ready.gov - For information on creating an emergency plan see getagameplan.org - For additional disaster preparedness information see redcross.org NEXT UPDATE ----------- The next local statement will be issued by the National Weather Service in Houston/Galveston TX around 4 PM CDT, or sooner if conditions warrant.

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southeast Texas, including the following areas, in south central Texas, Coastal Jackson and Inland Jackson. In southeast Texas, Austin, Bolivar Peninsula, Brazoria Islands, Chambers, Coastal Brazoria, Coastal Galveston, Coastal Harris, Coastal Matagorda, Colorado, Fort Bend, Galveston Island, Grimes, Inland Brazoria, Inland Galveston, Inland Harris, Inland Matagorda, Matagorda Islands, Montgomery, Northern Liberty, Polk, San Jacinto, Southern Liberty, Trinity, Walker, Waller, Washington and Wharton. * WHEN...Through Thursday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS... - There is an increased risk to lives and property due to flash flooding. Flash Flooding is likely and considerable flash flooding is possible. Northern portions of the watch area have received 4 to 6 inches or greater of rainfall already. An additional 4-7 inches of rain is expected areawide, with totals of 10"+ through midweek. - http://www.weather.gov/safety/flood