Severe

SEVERE THUNDERSTORM WATCH 339 REMAINS VALID UNTIL 11 AM CDT THIS<br /> MORNING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST IOWA BUENA VISTA CHEROKEE CLAY IN WEST CENTRAL IOWA IDA WOODBURY THIS INCLUDES THE CITIES OF BATTLE CREEK, CHEROKEE, HOLSTEIN,<br /> IDA GROVE, SIOUX CITY, SPENCER, AND STORM LAKE.

At 529 AM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between 5<br /> and 7.5 inches of rain have fallen. The expected rainfall rate is 2<br /> to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches<br /> are possible in the warned area. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing<br /> flash flooding. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of creeks and streams,<br />

At 503 AM CDT, a severe thunderstorm was located near Stanhope, or 14<br /> miles northeast of Boone, moving east at 60 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...The Webster City airport recorded 76 mph wind. IMPACT...Hail damage to vehicles is expected. Expect considerable<br /> tree damage. Wind damage is also likely to mobile homes,<br /> roofs, and outbuildings. Locations impacted include...<br /> Ames, Boone, Webster City, Nevada, Iowa Falls, Eldora, Story City,<br />

SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for...<br /> Northeastern Greene County in west central Iowa...<br /> Southeastern Webster County in central Iowa...<br /> Western Hamilton County in central Iowa...<br /> Northwestern Boone County in central Iowa... * Until 545 AM CDT. * At 513 AM CDT, a severe thunderstorm was located near Otho, or 9<br /> miles south of Fort Dodge, moving east at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated.

SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for...<br /> Story County in central Iowa...<br /> Hardin County in central Iowa...<br /> Western Marshall County in central Iowa...<br /> Hamilton County in central Iowa...<br /> Northeastern Boone County in central Iowa... * Until 545 AM CDT. * At 452 AM CDT, a severe thunderstorm was located near Stratford, or<br /> 13 miles southwest of Webster City, moving southeast at 65 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated.

FFWHGX The National Weather Service in League City has issued a * Flash Flood Warning for...<br /> South Central Brazoria County in southeastern Texas... * Until 800 AM CDT. * At 455 AM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between<br /> 2 and 3 inches of rain have fallen. The expected rainfall rate is<br /> 2 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2<br /> inches are possible in the warned area. Flash flooding is ongoing<br /> or expected to begin shortly.

FFWHGX The National Weather Service in League City has extended the * Flash Flood Warning for...<br /> Southeastern Brazoria County in southeastern Texas... * Until 800 AM CDT. * At 458 AM CDT, Doppler radar and automated rain gauges indicated<br /> thunderstorms producing heavy rain across the warned area. Between<br /> 4 and 6.5 inches of rain have fallen. The expected rainfall rate<br /> is 2 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2<br /> inches are possible in the warned area. Flash flooding is ongoing<br />

At 439 AM CDT, a severe thunderstorm was located over Somers, or 8<br /> miles east of Rockwell City, moving east at 55 mph. HAZARD...70 mph wind gusts and half dollar size hail. SOURCE...Emergency management reported semis blown over on Highway<br /> 20. IMPACT...Hail damage to vehicles is expected. Expect considerable<br /> tree damage. Wind damage is also likely to mobile homes,<br /> roofs, and outbuildings. Locations impacted include...<br /> Fort Dodge, Webster City, Rockwell City, Lake City, Manson, Gowrie,<br />

SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for...<br /> Southeastern St. Marys County in southern Maryland... * Until 545 AM EDT. * At 518 AM EDT, a severe thunderstorm was located over Saint Inigoes<br /> Creek, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches<br /> to fall. This could injure those outdoors, as well as<br /> damage homes and vehicles. Roadways may become blocked by<br />

At 420 AM CDT, a severe thunderstorm was located over Jolley, or 8<br /> miles northwest of Rockwell City, moving east at 55 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...A 67 mph wind gust was measured at the Storm Lake airport. IMPACT...Hail damage to vehicles is expected. Expect wind damage to<br /> roofs, siding, and trees. Locations impacted include...<br /> Rockwell City, Manson, South Twin Lake, North Twin Lake, Pomeroy,<br /> Fonda, Lohrville, Twin Lakes, Palmer, Knierim, Rinard, Jolley, Twin<br />