Updated at 8:43 p.m., Sept. 19 The city of Friendswood is expecting more rainfall tonight but believes the worst of the storm may be behind the city, office of emergency management officials said in a written statement. "The Weather Service has indicated that the heaviest rain bands have pushed through the Friendswood area. Additional thunderstorm activity is expected this evening and tomorrow that could drop one to two inches of rain in isolated areas," city officials said in a written statement. According to the statement from the Office of Emergency Management, all creeks have been rising but are still within their banks, with Clear Creek at FM 2351 having over 6.6 feet of space before the creek is full and Clear Creek at FM 528 having 3.8 feet of space before it is full. Friendswood has received 1.72 to 2.60 inches in the last 24 hours and 7.56 to 9.08 inches in the last 48 hours, according to a written statement from the city. "The city is under a Flood Warning from 11:40pm, Thursday to 11:25am Friday and an 'Areal Flood Warning' from now until 1:30am Friday," city officials said in a written statement. Updated at 12:48 p.m., Sept. 19 Friendswood is under flash flood watch until 7 p.m., Sept. 19, with a possibility of 3-5 inches of rain for the afternoon, according to a statement from the city's office of emergency management. There are still no flood warning for Clear, Cowart and Chigger creeks, with creek levels falling, city officials said in a written statement. Updated at 9:48 a.m., Sept. 19 A flash flood watch is in effect in Friendswood, according to a notice from the city's office of emergency management. "New rainfall amounts between 1 and 2 inches are possible. Between now and Saturday morning, an additional 2-6 inches of rain is predicted," according to the written emergency management notice. While more rainfall is predicted, there have been no reports of structure flooding and there are no flood warnings for Clear, Cowart and Chigger creeks, according to city officials. Updated at 2:32 p.m., Sept 18 Mary's, Cowart and Chigger creeks have all crested and falling, said Friendswood Office of Emergency Management officials in an email. Clear Creek has also stabilized at FM 2351 and FM 528, and is out of bank at Bay Area Boulevard, officials stated in the email. The expected rainfall in Friendswood over the next 24 hours is 2-4 inches of rain, according to the National Weather Service. Friendswood residents are not expected to flood, emergency management officials said in an email. "Those traveling should be mindful of weather conditions. Avoid driving through flooded streets, turn around, don't drown," city officials said in an email. Updated at 2:10, Sept. 18. According to tweets from the Harris County Flood Control District, Clear Creek was over bank from FM 528 to Clear Lake and rose at Country Club, but is falling. Turkey Creek was near bankfall, but is slowly falling. Originally published at 11:10 a.m., Sept. 18. As of 6 a.m., Clear Creek “overbank flooding was in progress” from Bay Area Boulevard to Clear Lake, according to a Tweet from the Harris County Flood Control District. As of 7 a.m., Friendswood’s Office of Emergency Management reported Clear Creek at FM 2351 was at a stream of 16.33 feet; flooding is likely at a stream of 18.1 feet. At FM 528, Clear Creek was at a stream of 11.54 feet but was falling. According to a tweet from the National Weather Service, Turkey Creek at Dixie Farm Road is beginning to top its banks. Chigger Creek has also crested but is falling slowly, according to a Tweet from HCFCD. “There have been no reports of street flooding or structure flooding,” Friendswood city officials said in an email. “There has been street ponding during periods of heavy rain.” The flood warnings in Friendswood and Clear Lake will continue through 2:50 p.m. on Sept. 19, according to a Tweet from the National Weather Service. A flood advisory in League City has been issued as well and will continue until 1 p.m. on Sept. 18. According to the Harris County Sheriff’s Office, Tropical Storm Imelda has been downgraded to a Tropical Depression. Harris County is under a flash flood warning until 7 a.m. on Sept. 19.