553 
WUUS53 KUNR 182004
SVRUNR
SDC081-093-103-182100-
/O.NEW.KUNR.SV.W.0357.250818T2004Z-250818T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
204 PM MDT Mon Aug 18 2025

The National Weather Service in Rapid City has issued a

* Severe Thunderstorm Warning for...
  Southwestern Meade County in west central South Dakota...
  Southeastern Lawrence County in west central South Dakota...
  West central Pennington County in west central South Dakota...

* Until 300 PM MDT.

* At 203 PM MDT, a severe thunderstorm was located 3 miles northwest
  of Nemo, or 13 miles south of Sturgis, moving southeast at 15 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Black Hawk, Johnson Siding, Nemo, Silver City, Hisega, Pactola
  Reservoir, Dalton Lake, Roubaix Lake, and Sheridan Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

This storm is producing large quantities of hail. Driving through
deep hail is like driving on slushy roads. Slow down and do not brake
suddenly.

If on or near Pactola Reservoir, get away from the water and move 
indoors or inside a vehicle. Remember, lightning can strike out to 
15 miles from the parent thunderstorm. If you can hear thunder, you 
are close enough to be struck by lightning. Move to safe shelter 
now!  Do not be caught on the water in a thunderstorm.



LAT...LON 4419 10367 4430 10362 4433 10355 4412 10328
      4392 10354
TIME...MOT...LOC 2003Z 336DEG 15KT 4422 10357 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH



Sherburn