Weather Impacts for the Pacific Northwest This Week; Watching the Northeast U.S.

A series of Pacific fronts will bring periods of moderate rain, higher elevation snow, and gusty winds to the Pacific Northwest through this week. A more widespread precipitation event looks likely this weekend. In the Northeast U.S. a storm may bring gusty winds, low elevation rain, and high elevation snow Friday into this coming weekend. Read More >

Overview

Two tornadoes occurred in south central South Dakota during the early evening of May 22, 2016.  One tornado touched down about two miles east of the Littleburg School southeast of Mission in Todd County. Eight to ten power poles were snapped at the ground and several large trees were heavily damaged. Another tornado caused damage on a ranch about ten miles southwest of Winner in Tripp County and microburst winds produced damage southeast of Colome.

Tornado
Wind
Photos & Video
Radar
Storm Reports

Tornadoes:

Tornado - Littleburg, SD
Todd County

Date	May 22, 2016
Time (CDT)	6:25 - 6:35 pm
EF Rating	2
Est. Peak Winds	115-120 mph
Path Length	2 miles
Max Width	100 yards
Injuries/Deaths	0
Summary:

Track Map

Downloadable KMZ File


(Kristi Monroe)	(Kristi Monroe)

Tornado - Dog Ear, SD
Tripp County

Date	May 22, 2016
Time (CDT)	7:35 pm (estimated)
EF Rating	1
Est. Peak Winds	100 mph
Path Length	0.72 miles
Max Width	20 yards
Injuries/Deaths	0
Summary: In addition to the structure damage, several livestock trailers were blown several yards.

Track Map

Downloadable KMZ File


House damage	Destroyed pole shed

The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:

EF0 Weak 65-85 mph	EF1 Moderate 86-110 mph	EF2 Significant 111-135 mph	EF3 Severe 136-165 mph	EF4 Extreme 166-200 mph	EF5 Catastrophic 200+ mph

Wind:

A small downburst caused damage at a residence southeast of Colome in Tripp County. A shed was demolished, with the debris scattered about a mile away, and a tractor-trailer was tipped over.

Debris southeast of Colome

Photos & Video:

Littleburg Tornado (credit photographer listed)


Littleburg (Kristi Monroe)	Littleburg (Kara Walking)	Littleburg (Kristi Monroe)	Littleburg (Kristi Monroe)


Littleburg (Kristi Monroe)	Littleburg (Kristi Monroe)	Littleburg (Kara Walking)	Littleburg (Kristi Monroe)

Radar:

Reflectivity (storm intensity) and velocity (wind) images from the National Weather Service WSR-88D Doppler radar in Thedford, NE depicting the tornadoes.


Littleburg, Todd County, SD	Dog Ear, Tripp County, SD

Storm Reports

All times are in Mountain Daylight Time
..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0255 PM     HAIL             5 W ROSEBUD             43.23N 100.95W
05/22/2016  E1.25 INCH       TODD               SD   PUBLIC          
            QUARTER TO HALF DOLLAR SIZE HAIL... LOTS OF IT. 

0354 PM     HAIL             4 NW PARMELEE           43.36N 101.09W
05/22/2016  E1.00 INCH       TODD               SD   TRAINED SPOTTER 

0430 PM     HAIL             10 SE SAINT FRANCIS     43.04N 100.76W
05/22/2016  E1.25 INCH       TODD               SD   PUBLIC          
            QUARTER TO HALF DOLLAR HAIL 

0450 PM     HAIL             5 S LAKEVIEW            43.04N 100.75W
05/22/2016  E1.25 INCH       TODD               SD   PUBLIC          

0505 PM     HAIL             7 WSW LITTLEBURG        43.02N 100.59W
05/22/2016  E1.25 INCH       TODD               SD   PUBLIC          
            QUARTER TO HALF DOLLAR HAIL 

0520 PM     HAIL             18 SSE MISSION          43.07N 100.52W
05/22/2016  E1.00 INCH       TODD               SD   PUBLIC          

0535 PM     TORNADO          3 NE LITTLEBURG         43.08N 100.41W
05/22/2016                   TODD               SD   PUBLIC          

0610 PM     TSTM WND GST     9 ESE HIDDEN TIMBER     43.18N 100.26W
05/22/2016  E60 MPH          TODD               SD   PUBLIC          

0645 PM     TSTM WND GST     6 S KEYAPAHA            43.01N 100.13W
05/22/2016  E60 MPH          TRIPP              SD   PUBLIC          
            SOME ROOF DAMAGE TO FARM BUILDINGS 

0705 PM     TORNADO          10 SW WINNER            43.27N 100.00W
05/22/2016                   TRIPP              SD   LAW ENFORCEMENT 
            REPORTS OF BUILDING DAMAGE POWER LINES DOWN ROOF RIPPED 
            OFF 

0745 PM     NON-TSTM WND GST 4 S DOWNTOWN RAPID CITY 44.02N 103.24W
05/22/2016  M60 MPH          PENNINGTON         SD   NWS EMPLOYEE    

0745 PM     HIGH SUST WINDS  4 S DOWNTOWN RAPID CITY 44.02N 103.24W
05/22/2016  M42 MPH          PENNINGTON         SD   NWS EMPLOYEE    

0819 PM     NON-TSTM WND GST 4 S DOWNTOWN RAPID CITY 44.02N 103.24W
05/22/2016  M63 MPH          PENNINGTON         SD   NWS EMPLOYEE    

0820 PM     FLASH FLOOD      COLOME                  43.26N  99.72W
05/22/2016                   TRIPP              SD   LAW ENFORCEMENT 
            WATER RUNNING OVER STREETS IN COLOME 

0838 PM     TSTM WND GST     1 SE VETAL              43.21N 101.36W
05/22/2016  E70 MPH          BENNETT            SD   TRAINED SPOTTER 

0839 PM     NON-TSTM WND GST RAPID CITY AIRPORT      44.05N 103.06W
05/22/2016  M58 MPH          PENNINGTON         SD   ASOS            

0839 PM     HIGH SUST WINDS  RAPID CITY AIRPORT      44.05N 103.06W
05/22/2016  M41 MPH          PENNINGTON         SD   ASOS            

0841 PM     NON-TSTM WND GST 5 NE PORCUPINE          43.29N 102.27W
05/22/2016  M57 MPH          OGLALA LAKOTA      SD   MESONET         


HAIL REPORTS LISTED BY SIZE (INCHES)

 SIZE    LOCATION                 ST  COUNTY           TIME
 ------  -----------------------  --  --------------   -------
  1.25   7 WSW LITTLEBURG         SD  TODD             0505 PM
  1.25   5 S LAKEVIEW             SD  TODD             0450 PM
  1.25   10 SE SAINT FRANCIS      SD  TODD             0430 PM
  1.25   5 W ROSEBUD              SD  TODD             0255 PM
  1.00   18 SSE MISSION           SD  TODD             0520 PM
  1.00   4 NW PARMELEE            SD  TODD             0354 PM

TSTM WIND REPORTS LISTED BY SPEED (MPH)

 SPEED   LOCATION                 ST  COUNTY           TIME
 ------  -----------------------  --  --------------   -------
 70.00   1 SE VETAL               SD  BENNETT          0838 PM
 60.00   6 S KEYAPAHA             SD  TRIPP            0645 PM
 60.00   9 ESE HIDDEN TIMBER      SD  TODD             0610 PM
 
WIND GUST REPORTS LISTED BY SPEED (MPH)

 SPEED   LOCATION                 ST  COUNTY           TIME
 ------  -----------------------  --  --------------   -------
 63.00   4 S DOWNTOWN RAPID CITY  SD  PENNINGTON       0819 PM
 60.00   4 S DOWNTOWN RAPID CITY  SD  PENNINGTON       0745 PM
 58.00   RAPID CITY AIRPORT       SD  PENNINGTON       0839 PM
 57.00   5 NE PORCUPINE           SD  OGLALA LAKOTA    0841 PM

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Weather Impacts for the Pacific Northwest This Week; Watching the Northeast U.S.

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