Linn County

Flood Warning issued September 20 at 10:10AM CDT until September 22 at 11:34PM CDT by NWS Quad Cities IA IL

10:10 AM — September 21st, 10:15 AM

...Forecast flooding changed from Moderate to Major severity and increased in duration for the following rivers in Iowa... English River at Kalona affecting Washington and Johnson Counties. .Additional rainfall from today through Monday night is expected to be considerably lighter than what fell Thursday through Saturday night. This helps provide higher confidence in these river forecasts. * WHAT...Moderate flooding is occurring and major flooding is forecast. * WHERE...English River at Kalona. * WHEN...Until Tuesday evening. * IMPACTS...At 18.0 feet, water has overtopped roads causing closures. This includes 130th St, Kiwi Ave, Orange Ave and Poplar Ave. Extensive agricultural land near the river is flooded. Water begins backing into town on the north side of the river. * ADDITIONAL DETAILS... - At 9:00 AM CDT Sunday the stage was 17.6 feet and slowly rising. - Forecast...The river is expected to rise to a crest of 18.1 feet this evening. It will then fall below flood stage Tuesday afternoon. - Flood stage is 14.0 feet.

Flood Warning issued September 20 at 10:02AM CDT until September 23 at 6:25PM CDT by NWS Quad Cities IA IL

10:02 AM — September 21st, 10:15 AM

...The Flood Warning is extended for the following rivers in Iowa... Iowa River near Lone Tree affecting Louisa, Washington and Johnson Counties. * WHAT...Minor flooding is forecast. * WHERE...Iowa River near Lone Tree. * WHEN...Until Wednesday evening. * IMPACTS...At 18.0 feet, Sand Road closes south of 520th Street to the Highway 22 intersection. * ADDITIONAL DETAILS... - At 9:00 AM CDT Sunday the stage was 15.7 feet and rising. - Forecast...The river will rise above flood stage this afternoon to 16.8 feet this evening. It may fall briefly, but likely to rise again Monday night into Tuesday to 17.5 feet. It will then fall below flood stage Wednesday. - Flood stage is 16.0 feet.

Flood Warning issued September 20 at 10:02AM CDT until September 22 at 2:00AM CDT by NWS Quad Cities IA IL

10:02 AM — September 21st, 10:15 AM

...The National Weather Service in Quad Cities has issued a Flood Warning for the following rivers in Iowa... Iowa River at Marengo affecting Iowa and Benton Counties. * WHAT...Minor flooding is forecast. * WHERE...Iowa River at Marengo. * WHEN...From this evening to late Monday night. * IMPACTS...At 15.0 feet, Water reaches the bottom of the levee surrounding Marengo. Water affects low lying agricultural land along the river * ADDITIONAL DETAILS... - At 9:00 AM CDT Sunday the stage was 12.7 feet and rising. - Forecast...The river is expected to rise above flood stage this evening to a crest of 15.4 feet overnight. It will then fall below flood stage Monday afternoon. - Flood stage is 15.0 feet.

Flood Watch issued September 20 at 9:40AM CDT until September 23 at 3:00PM CDT by NWS Quad Cities IA IL

9:40 AM — September 21st, 9:45 AM

...The Flood Watch continues for the following rivers in Iowa... Wapsipinicon River near Anamosa Shaw Rd affecting Linn, Cedar and Jones Counties. * WHAT...Flooding is possible. * WHERE...Wapsipinicon River near Anamosa Shaw Rd. * WHEN...From Monday evening to Wednesday afternoon. * ADDITIONAL DETAILS... - At 9:15 AM CDT Sunday the stage was 13.8 feet and steady. - Forecast...Flood stage may be reached late Monday evening. - Flood stage is 14.5 feet.

Flood Watch issued September 20 at 9:24AM CDT until September 20 at 1:00PM CDT by NWS Quad Cities IA IL

9:24 AM — 1:00 PM

* WHAT...Flooding caused by excessive rainfall overnight continues to be possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Carroll, Henry IL, Jo Daviess, Mercer, Putnam, Rock Island, Stephenson and Whiteside and Iowa, including the following areas, Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque, Iowa, Jackson, Johnson, Jones, Keokuk, Linn, Louisa, Muscatine, Scott and Washington. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Flooding may occur in poor drainage and urban areas. Area creeks and streams are running high and could flood with more heavy rain. * ADDITIONAL DETAILS... - Heavy rains have ended over the area, but many area creeks are running high and in some cases, are flooding this morning. This areal flooding will continue this morning, with additional rainfall amounts under one quarter inch.

Flood Warning issued September 20 at 8:06AM CDT until September 20 at 2:00PM CDT by NWS Quad Cities IA IL

8:06 AM — 2:00 PM

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Southern Cedar County in east central Iowa... Iowa County in east central Iowa... Johnson County in east central Iowa... Muscatine County in east central Iowa... Keokuk County in southeastern Iowa... Northwestern Louisa County in southeastern Iowa... Washington County in southeastern Iowa... * WHEN...Until 200 PM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. Expect many areas of slow moving or standing water. It will take several hours for all the water from these storms to work through local drainage systems in urban areas. * ADDITIONAL DETAILS... - At 804 AM CDT, Doppler radar and automated rain gauges indicated heavy rain of 2 to 5 inches occurred since last evening across the area. This heavy rain falling on saturated ground has resulted in flooding of low lying areas, streams, creeks, rivers and poorly drained areas. The threat for heavy rain has ended, but runoff will delay the fall of water levels and improvement in conditions. - Some locations that will experience flooding include... Iowa City, Muscatine, Washington, Tipton, Marengo, West Branch, Sigourney, Columbus Junction, Durant, Coralville, North Liberty, West Liberty, Williamsburg, Wilton, Kalona, Tiffin, Wellman, Lone Tree and University Heights. - This includes the following highways... Interstate 80 in Iowa between mile markers 205 and 277. Interstate 380 between mile markers 1 and 7.

Flood Warning issued September 20 at 7:55AM CDT until September 20 at 1:45PM CDT by NWS Quad Cities IA IL

7:55 AM — 1:45 PM

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Benton County in east central Iowa... Northern Cedar County in east central Iowa... Northern Iowa County in east central Iowa... Northern Johnson County in east central Iowa... Jones County in east central Iowa... Linn County in east central Iowa... * WHEN...Until 145 PM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. Expect many areas of slow moving or standing water. * ADDITIONAL DETAILS... - At 755 AM CDT, Doppler radar indicated heavy rain due to Runoff from recent heavy rain will lead to flooding of low- lying spots, urban areas, small streams and creeks and poor- drainage areas. The threat for heavy rain has ended, but runoff will delay fall of water levels and improvement in conditions. . Flooding is already occurring in the warned area. - Some locations that will experience flooding include... Cedar Rapids, Anamosa, Vinton, Marengo, Mechanicsville, Stanwood, Marion, Hiawatha, Mount Vernon, Robins, Belle Plaine, Center Point, Lisbon, Fairfax, Solon, Ely, Atkins, Walford, Springville and Palo. - This includes Interstate 380 between mile markers 8 and 36.