The Flood Warning is extended for the following rivers in Tennessee. Red River At Port Royal affecting Robertson and Montgomery Counties. For the Red River. including Port Royal. Major flooding is forecast. * WHAT. Major flooding is occurring and major flooding is forecast. * WHERE. Red River at Port Royal. * WHEN. Until Saturday afternoon. * IMPACTS. At 44.0 feet, Water reaches homes on Rivermont Dr, River Run, Idlewood Dr, and Wimbledon Ct, and reaches yards of homes on Colin Ct, E Accipiter Cir, Pond Apple Rd, Foxfire Rd, Hay Market Rd, and Riverhaven Dr. Water reaches the Port Royal State Park Trail of Tears Trailhead parking area, and approaches yards of homes on Stonegate Dr and Willow Bend Dr. At 46.0 feet, Homes on Rivermont Dr, River Run, Idlewood Dr, and Wimbledon Ct are impacted and homes on Colin Ct, E Accipiter Cir, Pond Apple Rd, Foxfire Rd, Hay Market Rd, and Riverhaven Dr begin to be impacted. Water reaches yards of homes on Stonegate Dr and Willow Bend Dr, and approaches Hwy 161 near the Kentucky State Line, Porters Chapel Rd near Hugh Gill Rd, and Hwy 238 just north of the bridge at Port Royal State Park which may be impassable at higher levels. * ADDITIONAL DETAILS. - At 3:30 PM CDT Thursday the stage was 42.7 feet and rising. - Recent Activity. The maximum river stage in the 24 hours ending at 3:30 PM CDT Thursday was 42.7 feet. - Forecast. The river is expected to rise to a crest of 44.8 feet just after midnight tonight. It will then fall below flood stage late Saturday morning. - Flood stage is 30.0 feet. - http://www.weather.gov/safety/flood