350  
NWUS53 KUNR 210555  
LSRUNR  
 
PRELIMINARY LOCAL STORM REPORT...SUMMARY  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1152 PM MDT THU JUL 20 2017  
   
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
 
   
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
 
 
..REMARKS..  
 
0505 PM TSTM WND GST 14 WNW LADNER 45.90N 104.00W  
07/20/2017 E50 MPH HARDING SD TRAINED SPOTTER  
 
0522 PM TSTM WND GST 4 N LUDLOW 45.88N 103.38W  
07/20/2017 M62 MPH HARDING SD DEPT OF HIGHWAYS  
 
0535 PM HEAVY RAIN 9 NE LADNER 45.92N 103.61W  
07/20/2017 M0.80 INCH HARDING SD TRAINED SPOTTER  
 
FELL IN 30 MINUTES  
 
0600 PM TSTM WND GST 7 NNE RALPH 45.86N 102.98W  
07/20/2017 M51 MPH HARDING SD DEPT OF HIGHWAYS  
 
0605 PM NON-TSTM WND GST 27 WNW CASTLE ROCK 45.14N 103.91W  
07/20/2017 M61 MPH BUTTE SD MESONET  
 
OUTFLOW/BOUNDARY WINDS... TIME ESTIMATED FROM RADAR  
 
0703 PM TSTM WND GST 7 S SHADEHILL 45.67N 102.17W  
07/20/2017 M64 MPH PERKINS SD MESONET  
 
TIME ESTIMATED FROM RADAR  
 
0706 PM HEAVY RAIN 2 S BUFFALO 45.56N 103.54W  
07/20/2017 M0.85 INCH HARDING SD TRAINED SPOTTER  
 
FELL IN ABOUT 30 MINUTES  
 
0744 PM TSTM WND GST MOORCROFT 44.26N 104.95W  
07/20/2017 M53 MPH CROOK WY PUBLIC  
 
WEATHER STATION AT MOORCROFT HS... TIME ESTIMATED FROM  
RADAR  
 
0753 PM TSTM WND GST MOORCROFT 44.26N 104.95W  
07/20/2017 M59 MPH CROOK WY PUBLIC  
 
WEATHER STATION AT MOORCROFT HS... TIME ESTIMATED FROM  
RADAR  
 
0755 PM TSTM WND GST MOORCROFT 44.26N 104.95W  
07/20/2017 E60 MPH CROOK WY TRAINED SPOTTER  
 
0805 PM TSTM WND GST 8 NE RENO JUNCTION 43.84N 105.36W  
07/20/2017 E60 MPH CAMPBELL WY TRAINED SPOTTER  
 
0854 PM TSTM WND GST 12 WSW CASTLE ROCK 44.92N 103.66W  
07/20/2017 M51 MPH BUTTE SD DEPT OF HIGHWAYS  
 
0857 PM TSTM WND GST 25 ESE WRIGHT 43.55N 105.09W  
07/20/2017 M51 MPH CAMPBELL WY MESONET  
 
TIME ESTIMATED FROM RADAR  
 
0955 PM TSTM WND GST 6 WNW DOWNTOWN NEWCASTL 43.88N 104.31W  
07/20/2017 M53 MPH WESTON WY AWOS  
 

 
 
THE STORM REPORTS LISTED BELOW ARE IN DESCENDING ORDER AND MAY NOT  
NECESSARILY BE THE FINAL STORM REPORTS.  
 
TSTM WIND REPORTS LISTED BY SPEED (MPH)  
 
SPEED LOCATION ST COUNTY TIME  
------ ----------------------- -- -------------- -------  
64.00 7 S SHADEHILL SD PERKINS 0703 PM  
TIME ESTIMATED FROM RADAR  
62.00 4 N LUDLOW SD HARDING 0522 PM  
60.00 8 NE RENO JUNCTION WY CAMPBELL 0805 PM  
60.00 MOORCROFT WY CROOK 0755 PM  
59.00 MOORCROFT WY CROOK 0753 PM  
WEATHER STATION AT MOORCROFT HS... TIME  
ESTIMATED FROM RADAR  
53.00 6 WNW DOWNTOWN NEWCASTL WY WESTON 0955 PM  
53.00 MOORCROFT WY CROOK 0744 PM  
WEATHER STATION AT MOORCROFT HS... TIME  
ESTIMATED FROM RADAR  
51.00 25 ESE WRIGHT WY CAMPBELL 0857 PM  
TIME ESTIMATED FROM RADAR  
51.00 12 WSW CASTLE ROCK SD BUTTE 0854 PM  
51.00 7 NNE RALPH SD HARDING 0600 PM  
50.00 14 WNW LADNER SD HARDING 0505 PM  
 
RAIN AMOUNTS (INCHES)  
 
AMOUNT LOCATION ST COUNTY TIME  
------ ----------------------- -- -------------- -------  
0.85 2 S BUFFALO SD HARDING 0706 PM  
FELL IN ABOUT 30 MINUTES  
0.80 9 NE LADNER SD HARDING 0535 PM  
FELL IN 30 MINUTES  
 
WIND GUST REPORTS LISTED BY SPEED (MPH)  
 
SPEED LOCATION ST COUNTY TIME  
------ ----------------------- -- -------------- -------  
61.00 27 WNW CASTLE ROCK SD BUTTE 0605 PM  
OUTFLOW/BOUNDARY WINDS... TIME ESTIMATED FROM  
RADAR  
 

 
 
POJORLIE  
 
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