Sioux Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Flood Warning
Issued: 10:12 AM CDT Sep. 23, 2018 – National Weather Service

The Flood Warning continues for
the Floyd river at Alton.
* Until Monday evening.
* At 09am Sunday the stage was 13.64 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
this evening.
* At stages near 12.0 feet... flooding begins to affect the lower
lying agricultural lands along the river.


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




1012 am CDT sun Sep 23 2018

The Flood Warning continues for
the Rock River at Rock Valley.
* Until Monday morning.
* At 09am Sunday the stage was 16.43 feet.
* Minor flooding is occurring.
* Flood stage is 16.00 feet.
* Forecast... the river will continue to fall to below flood stage by
Sunday September 23.
* At stages near 16.0 feet... significant amounts of agricultural
lands are flooded, and some rural roads are also threatened by high
water.


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




1012 am CDT sun Sep 23 2018

The Flood Warning continues for
the Big Sioux River above Hawarden.
* Until Thursday afternoon.
* At 08am Sunday the stage was 31.24 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
Wednesday September 26.
* At stages near 30.5 feet... Iowa Highway 10 begins to flood.


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




1012 am CDT sun Sep 23 2018

The Flood Warning continues for
the Big Sioux River near Canton.
* Until further notice.
* At 09am Sunday the stage was 1239.41 feet.
* Flood stage is 1235.00 feet.
* At stages near 1238 feet... nearly all crop and pasture land in the
1/2 mile wide flood plain will be inundated.


Lat... Lon 4339 9658 4338 9648 4327 9648 4327 9652
          4324 9652 4320 9652 4321 9661
          4332 9660 4331 9656