Sioux Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Flood Warning
Issued: 11:58 AM CDT Jun. 23, 2018 – National Weather Service

The Flood Warning continues for
the Big Sioux River above Hawarden.
* Until Wednesday afternoon.
* At 10am Saturday the stage was 33.61 feet.
* Major flooding is occurring and major flooding is forecast.
* Flood stage is 20.50 feet.
* Forecast... the river will continue to fall to below flood stage by
Tuesday June 26.


Lat... Lon 4308 9654 4308 9641 4302 9646 4291 9649
          4291 9658




1158 am CDT Sat Jun 23 2018

The Flood Warning continues for
the Big Sioux River near Canton.
* Until further notice.
* At 11am Saturday the stage was 1240.21 feet.
* Flood stage is 1235.00 feet.
* At stages near 1238 feet... nearly all cropland and pasture land in
the half mile flood plain will be inundated.


Lat... Lon 4339 9658 4338 9646 4327 9648 4327 9652
          4325 9652 4323 9643 4313 9640 4308 9641
          4308 9654 4313 9650 4320 9652 4321 9661
          4332 9660 4331 9656




1158 am CDT Sat Jun 23 2018

The Flood Warning continues for
the Floyd river at Alton.
* Until late Sunday night.
* At 11am Saturday the stage was 15.13 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Flood stage is 12.00 feet.
* Forecast... the river will continue to fall to below flood stage by
Sunday June 24.


Lat... Lon 4307 9596 4307 9589 4299 9598 4291 9603
          4291 9610 4300 9603




1158 am CDT Sat Jun 23 2018

The Flood Warning continues for
the Rock River at Rock Valley.
* Until Monday morning.
* At 11am Saturday the stage was 19.13 feet.
* Major flooding is occurring and moderate flooding is forecast.
* Flood stage is 16.00 feet.
* Forecast... the river will continue to fall to below flood stage by
Sunday June 24.
* At stages near 19.0 feet... Rock Valley begins to experience flood
problems and sandbagging of storm sewers in the city begins.


Lat... Lon 4334 9625 4331 9618 4312 9636 4303 9647
          4314 9644 4325 9639