Lake Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Flash Flood Watch
Issued: 12:54 AM CDT Sep. 20, 2018 – National Weather Service

... Flash Flood Watch remains in effect through 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, Brookings, Davison,
Douglas, Hanson, Hutchinson, Lake, Lincoln SD, McCook, Miner,
Minnehaha, Moody, Turner, and Union.

* Through this afternoon

* thunderstorms will continue into Thursday morning. This
thunderstorm activity will have the potential to produce high
hourly rainfall rates. Additional rainfall accumulations between
1 and 3 inches will be possible. Localized rainfall
accumulations greater than 3 inches will also be possible.


* Heavy rains can lead to flash flooding, with water covered
roads and urban flooding possible. Flooding an area streams
and rivers will also be possible into Thursday.

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: 12:54 AM CDT Sep. 20, 2018 – National Weather Service

... Flash Flood Watch remains in effect through 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, Brookings, Davison,
Douglas, Hanson, Hutchinson, Lake, Lincoln SD, McCook, Miner,
Minnehaha, Moody, Turner, and Union.

* Through this afternoon

* thunderstorms will continue into Thursday morning. This
thunderstorm activity will have the potential to produce high
hourly rainfall rates. Additional rainfall accumulations between
1 and 3 inches will be possible. Localized rainfall
accumulations greater than 3 inches will also be possible.


* Heavy rains can lead to flash flooding, with water covered
roads and urban flooding possible. Flooding an area streams
and rivers will also be possible into Thursday.

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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