Flash Flood Watch, Areal Flood Advisory
Expires 8:45 PM MDT on June 20, 2018

Statement as of 12:31 PM MDT on June 20, 2018


... Flash Flood Watch now in effect until 6 PM MDT this evening...

The Flash Flood Watch is now in effect for

* portions of South Dakota and Wyoming, including the following
areas, in South Dakota, Butte, the central Black Hills, the
Custer County plains, the Fall River County plains, the
Hermosa foot hills, the northern Black Hills, the northern
foot hills, the Rapid City area, the southern Black Hills, the
southern foot hills, and the Sturgis/Piedmont foot hills. In
Wyoming, northeastern Crook County, western Crook County, the
Weston County plains, and the Wyoming Black Hills.

* Until 6 PM MDT this evening

* recent rainfall along with the potential for locally another
half inch of rainfall poses a threat for flooding or flash
flooding.

* Flooding that develops could wash out roads in low-lying
areas, as well as impact property along creeks, streams, and
rivers.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions are favorable for heavy
rain over the watch area, which may cause flash flooding along
streams, creeks, canyons, and draws. If you are in the watch
area, monitor NOAA Weather Radio and local media for updated
forecasts. Be ready to quickly move to higher ground, if heavy
rain occurs, rising water levels are observed, or a warning is
issued.





1146 am MDT Wed Jun 20 2018

The National Weather Service in Rapid City has issued a

* urban and small stream flood advisory for...
south central Meade County in west central South Dakota...
southeastern Pennington County in west central South Dakota...

* until 845 PM MDT Wednesday

* at 1145 am MDT, Doppler radar indicated heavy rain that will cause
urban and small stream flooding in the advisory area. Up to three
or four inches of rain have already fallen.

* Some locations that will experience flooding include...
Rapid Valley, Ellsworth Air Force base, Box Elder, wall, New
Underwood, Union Center, Wasta, Scenic, Quinn, Owanka, Elm Springs,
Caputa, Farmingdale, Wicksville, Curlew Lake, Sheep Mountain Table,
Rapid City Airport, Delta 9 missile silo, Pinnacles Ranger station
and northeastern Badlands National Park.

This includes Interstate 90 in South Dakota between mile markers 62
and 124.

Precautionary/preparedness actions...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.


Lat... Lon 4369 10262 4382 10270 4385 10268 4404 10314
      4416 10319 4415 10294 4462 10270 4404 10203
      4374 10201 4369 10205 4370 10213 4369 10218


Calderon



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