National Weather Service United States Department of Commerce

Back-to-Back Pacific Storms to Impact the West Coast; Heavy Snow in the Central Appalachians

Back-to-back powerful Pacific storm systems to impact the Pacific Northwest and northern California through the end of this week with heavy rain, flooding, strong winds, and higher elevation mountain snow. A strong, long-duration atmospheric river will accompany the Pacific storms, bringing excessive rainfall and flash flooding to southwest Oregon and northwest California through the week. Read More >

Additional information including a full summary of the June 16 event and photographs will be provided in future updates.



...NWS DAMAGE SURVEY FOR 06/16/2018 TORNADO EVENT...

.TORNADO #1...5 miles south of Burdette, SD...

Rating:                 EF-0
Estimated peak wind:    75 mph
Path length /Statute/:  0.5 miles
Path width /Maximum/:   10 yards
Fatalities:             0
Injuries:               0

Start date:             June 16 2018
Start time:             807 PM CDT
Start location:         5 miles south of Burdette, SD
Start Lat/Lon:          44.6349/-98.7958

End date:               June 16 2018
End time:               810 PM CDT
End location:           5 miles south of Burdette, SD
End_lat/lon:            44.635332/-98.7871

Large tree branches were lofted in all directions up to 50 feet from the
source trees. Corn crop was bent and flattened.

.TORNADO #2...6 miles southeast of Burdette, SD...

Rating:                 EF-0
Estimated peak wind:    85 mph
Path length /Statute/:  0.1 miles
Path width /Maximum/:   10 yards
Fatalities:             0
Injuries:               0

Start date:             June 16 2018
Start time:             816 PM CDT
Start location:         6 miles southeast of Burdette, SD
Start Lat/Lon:          44.6348/-98.7371

End date:               June 16 2018
End time:               818 PM CDT
End location:           6 miles southeast of Burdette, SD
End_lat/lon:            44.6354/-98.7356

A substantial calving barn was picked up, rolled and tossed about 100 feet to
the northeast of the original location, destroying a fenceline and severely damaging
a chicken coop and a large tree in the process. Sheet metal was removed from the top
side of a seperate barn. Additional debris was tossed to the southeast about 150 to
200 feet, bending a fence. A bale in a feeder was picked up and destroyed. Chemical
and water storage tanks were tossed about 50 feet to the north. Hay bales were removed
from stacks and tossed/rolled to the east. Hail damage to the house was also significant
with dented siding and broken windows noted on both houses on the farmstead.

EF Scale: The Enhanced Fujita Scale Classifies
Tornadoes into the following categories.

EF0...Weak......65 to 85 mph
EF1...Weak......86 to 110 mph
EF2...Strong....111 to 135 mph
EF3...Strong....136 to 165 mph
EF4...Violent...166 To 200 mph
EF5...Violent...>200 mph

NOTE:
The information in this statement is PRELIMINARY and subject to
change pending final review of the events and publication in
NWS Storm Data.

$$