Dickinson Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Flood Warning
Issued: 6:49 AM CDT Sep. 20, 2018 – National Weather Service

The National Weather Service in Sioux Falls has issued a

* Flood Warning for
the Little Sioux river near Milford.
* Until Tuesday evening.
* At 05am Thursday the stage was 13.67 feet.
* Minor flooding is occurring and moderate flooding is forecast.
* Flood stage is 12.00 feet.
* Forecast... the river will crest near 15.7 feet by 1 am Friday.
* At stages near 15.5 feet... the bridge on 190th Avenue near 2430th
street is overtopped, and 180th street between 170th Avenue and 190th
Avenue is flooded.


Lat... Lon 4341 9527 4341 9521 4334 9520 4331 9515
          4321 9517 4321 9528 4330 9525




Flash Flood Watch
Issued: 6:31 AM CDT Sep. 20, 2018 – National Weather Service

... Flash Flood Watch remains in effect until 1 PM CDT this
afternoon...

The Flash Flood Watch continues for

* portions of northwest Iowa, southwest Minnesota, and South
Dakota, including the following areas, in northwest Iowa,
Buena Vista, Cherokee, Clay IA, Dickinson, Lyon IA, O'Brien,
Osceola, Plymouth, and Sioux. In southwest Minnesota,
Cottonwood, Jackson, Lincoln MN, Lyon MN, Murray, Nobles,
Pipestone, and rock. In South Dakota, Bon Homme, Brookings,
Charles Mix, Clay SD, Davison, Douglas, Hanson, Hutchinson,
Lake, Lincoln SD, McCook, Miner, Minnehaha, Moody, Turner,
Union, and Yankton.

* Until 1 PM CDT this afternoon

* showers and a few thunderstorms will continue this morning. The
general rainfall will be trending downward. However there will
still be isolated to scattered pockets of heavy rain under the
heavier cells which will produce thunderstorms. Therefore
isolated areas could receive a quick one inch of rain in a brief
amount of time, on top of already saturated ground.

* Reports of County and township roads, and even some state
highways underwater are coming in for locations south of
Interstate 90. Heavy rains can lead to flash flooding, with
water covered roads and urban flooding possible.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.





Flash Flood Watch
Issued: 6:31 AM CDT Sep. 20, 2018 – National Weather Service

... Flash Flood Watch remains in effect until 1 PM CDT this
afternoon...

The Flash Flood Watch continues for

* portions of northwest Iowa, southwest Minnesota, and South
Dakota, including the following areas, in northwest Iowa,
Buena Vista, Cherokee, Clay IA, Dickinson, Lyon IA, O'Brien,
Osceola, Plymouth, and Sioux. In southwest Minnesota,
Cottonwood, Jackson, Lincoln MN, Lyon MN, Murray, Nobles,
Pipestone, and rock. In South Dakota, Bon Homme, Brookings,
Charles Mix, Clay SD, Davison, Douglas, Hanson, Hutchinson,
Lake, Lincoln SD, McCook, Miner, Minnehaha, Moody, Turner,
Union, and Yankton.

* Until 1 PM CDT this afternoon

* showers and a few thunderstorms will continue this morning. The
general rainfall will be trending downward. However there will
still be isolated to scattered pockets of heavy rain under the
heavier cells which will produce thunderstorms. Therefore
isolated areas could receive a quick one inch of rain in a brief
amount of time, on top of already saturated ground.

* Reports of County and township roads, and even some state
highways underwater are coming in for locations south of
Interstate 90. Heavy rains can lead to flash flooding, with
water covered roads and urban flooding possible.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.





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