Rock Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Areal Flood Warning
Issued: 10:18 PM CDT Jun. 20, 2018 – National Weather Service

The National Weather Service in Sioux Falls has issued a

* Flood Warning for...
eastern Lyon County in northwestern Iowa...
Osceola County in northwestern Iowa...
Dickinson County in northwestern Iowa...
northeastern Sioux County in northwestern Iowa...
Clay County in northwestern Iowa...
O'Brien County in northwestern Iowa...
eastern Rock County in southwestern Minnesota...
Jackson County in southwestern Minnesota...
Nobles County in southwestern Minnesota...

* until 1015 PM CDT Thursday.

* At 1012 PM CDT, emergency management in O'Brien County reported
heavy rain with water over some roads and flooded homes in
Hartley. Broadcast media also reports parts of Highway 18 in
O'Brien and western Clay County are under water. Two to three
inches of rain have already fallen.

* Some locations that will experience flooding include...
Worthington, Spencer Iowa, Sheldon, Spirit Lake, Jackson
Minnesota, Sibley, Milford, Lakefield, Hartley, Sanborn, Adrian,
Arnolds Park, Lake Park, George, Bergen, Primghar, Okoboji, Heron
Lake, Sutherland and Orleans.

Additional rainfall amounts of around an inch are possible in the
warned area through midday Thursday.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Please report flooding to your local law enforcement agency when you
can do so safely.


Lat... Lon 4350 9491 4292 9492 4291 9533 4310 9581
      4338 9604 4383 9607 4384 9486 4350 9486


Jh


946 PM CDT Wed Jun 20 2018

The National Weather Service in Sioux Falls has issued a

* Flood Warning for urban areas and small streams in...
western Lyon County in northwestern Iowa...
Rock County in southwestern Minnesota...
Minnehaha County in southeastern South Dakota...
Lincoln County in southeastern South Dakota...
southeastern McCook County in southeastern South Dakota...
Turner County in southeastern South Dakota...

* until 945 PM CDT Thursday.

* At 943 PM CDT, Doppler radar and automated rain gauges indicated
that persistent moderate to heavy rain has fallen over the area.
The excessive rain will cause flooding. Two to three inches of
rain have already fallen in some areas.

* Some locations that will experience flooding include...
Sioux Falls, Luverne, Canton, Rock Rapids, Parker, Lake Vermillion
state Recreation Area, Brandon, Harrisburg, Tea, Hartford, Lennox,
Crooks, Garretson, Wall Lake, Baltic, Worthing, Larchwood, Inwood,
Marion and Viborg.

Additional rainfall amounts of around an inch are possible in the
warned area through midday Thursday.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Please report flooding to your local law enforcement agency when you
can do so safely.


Lat... Lon 4312 9716 4317 9716 4317 9727 4323 9740
      4355 9740 4379 9718 4383 9607 4335 9606
      4326 9648 4326 9655 4324 9657 4311 9713


Jh


910 PM CDT Wed Jun 20 2018

The National Weather Service in Sioux Falls has issued a

* Flood Warning for
the Rock River at Luverne.
* From Thursday morning to Saturday morning.
* At 12pm Wednesday the stage was 5.10 feet.
* Minor flooding is forecast.
* Flood stage is 10.00 feet.
* At stages near 12.0 feet... the Luverne City Park will be under 5 to
6 feet of water.


Lat... Lon 4371 9622 4370 9611 4360 9616 4350 9614
          4350 9625 4363 9625




Flash Flood Watch
Issued: 12:33 AM CDT Jun. 21, 2018 – National Weather Service

... Flash Flood Watch remains in effect until 7 am CDT this
morning...

The Flash Flood Watch continues for

* portions of northwest Iowa, southwest Minnesota, northeast
Nebraska, and southeast South Dakota, including the following
areas, in northwest Iowa, Clay IA, Dickinson, Lyon IA,
O'Brien, Osceola, and Sioux. In southwest Minnesota, Jackson,
Nobles, and rock. In northeast Nebraska, Dakota and Dixon. In
southeast South Dakota, Bon Homme, Clay SD, Hutchinson,
Lincoln SD, Minnehaha, Turner, Union, and Yankton.

* Until 7 am CDT this morning

* rain is ongoing and will continue into Thursday. Several
locations have already picked up in excess of 2 to 4 inches of
rain with an additional half an inch to one inch of rain
possible thru the rest of tonight and into Thursday.

* This long duration rainfall event will bring an increased risk
for river and stream flooding, especially in areas that have
recently received heavy rainfall this week.

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: 12:33 AM CDT Jun. 21, 2018 – National Weather Service

... Flash Flood Watch remains in effect until 7 am CDT this
morning...

The Flash Flood Watch continues for

* portions of northwest Iowa, southwest Minnesota, northeast
Nebraska, and southeast South Dakota, including the following
areas, in northwest Iowa, Clay IA, Dickinson, Lyon IA,
O'Brien, Osceola, and Sioux. In southwest Minnesota, Jackson,
Nobles, and rock. In northeast Nebraska, Dakota and Dixon. In
southeast South Dakota, Bon Homme, Clay SD, Hutchinson,
Lincoln SD, Minnehaha, Turner, Union, and Yankton.

* Until 7 am CDT this morning

* rain is ongoing and will continue into Thursday. Several
locations have already picked up in excess of 2 to 4 inches of
rain with an additional half an inch to one inch of rain
possible thru the rest of tonight and into Thursday.

* This long duration rainfall event will bring an increased risk
for river and stream flooding, especially in areas that have
recently received heavy rainfall this week.

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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