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Louisiana, De Soto

Public Information Statement

Statement as of 7:58 PM CDT on March 25, 2017

Expires 9:00 AM EDT on March 26, 2017



... NWS damage survey for March 24, 2017 tornado event...

.Overview... A line of of severe thunderstorms developed in East
Texas during the late afternoon and early evening... and moved into
northern Louisiana. Several section of this line bowed
out... causing straight line wind damage. Several embedded
tornadoes also developed within this line of
thunderstorms.

.Tornado 1 in Harrison County near Marshall...

Rating: EF-2
estimated peak wind: 105-115 mph
path length /statute/: 3 miles
path width /maximum/: 225 yards
fatalities: 0
injuries: 0

Start date: Mar 24 2017
start time: 831 PM CDT
start location: 7 WSW of Marshall, TX
start lat/lon: 32.4825/ -94.4499

End date: Mar 24 2017
end time: 836 PM CDT
end location: 4 WSW of Marshall, TX
end_lat/lon: 32.5102 / -94.4169

.Tornado 2 in De Soto Parish in the Grapevine estate...

Rating: EF-1
estimated peak wind: 90-100 mph
path length /statute/: 2.09 miles
path width /maximum/: 220 yards
fatalities: 0
injuries: 0

Start date: Mar 24 2017
start time: 1005 PM CDT
start location: 8 SSE of Stanley, la over Toledo Bend Reservoir
start lat/lon: 31.8531 / -93.8726

End date: Mar 24 2017
end time: 1015 PM CDT
end location: 7 SSE of Stanley, la
end_lat/lon: 31.8776 / -93.8531

Survey_summary: a water spout over Toledo Bend Lake moved inland at the
Grapevine estates as an EF1 tornado. Three boats were lifted out of the
water, with two being deposited between 250 and 300 yards north of the
lake and one on the back porch of a house. Three homes sustained minor
siding or roof damage. One home lost it back porch roof, and another
lost a carport structure. Several Pine trees were snapped along Grapevine
Road, making access to the neighborhood difficult. The exact start Point
of this tornado is uncertain as it began over Toledo Bend Reservoir.

.Tornado 3 De Soto Parish near Mansfield...

Rating: EF-1
estimated peak wind: 90-100 mph
path length /statute/: 1.46 miles
path width /maximum/: 110 yards
fatalities: 0
injuries: 0

Start date: Mar 24 2017
start time: 1035 PM CDT
start location: 1 ESE of Mansfield, la
start lat/lon: 32.0248 / -93.6846

End date: Mar 24 2017
end time: 1038 PM CDT
end location: 2 E of Mansfield, la
end_lat/lon: 32.0330 / -93.6616

Survey_summary: an EF1 tornado touched down along Pine street, and then
moved to the northeast along binning Road. The primary damage was snapped
Pine trees. However, two homes had trees fall on them, and four out
buildings were damaged or destroyed by falling trees.

.Thunderstorm wind # 1 in De Soto Parish...

Peak wind: 100 mph
fatalities: 0
injuries: 0

Date: Mar 24 2017
time: 1056 PM CDT
location: 12 NE of Mansfield
lat/lon: 32.1531 / -93.5528


Survey summary: twelve empty Railroad cars were blown off the track at
the international paper plant. They also had two wooden power poles snap
at the base.

.Thunderstorm wind # 2 in Bienville Parish near Ringgold...

Peak wind: 95-105 mph
fatalities: 0
injuries: 0

Date: Mar 24 2017
time: 1124 PM CDT
location: 1 W of Ringgold
lat/lon: 32.3278 / -93.3082

Survey summary: the Ringgold assembly of god church had its roof lifted
by straight line winds. As the roof came back down, it crushed the
unreinforced cinder block walls near the front of the structure, which then
partially collapsed. Portions of the roof structure were found approximately
25 yards away from the main building. Two-by-fours from the roof structure
also pelted the home across the street, with one two-by-four piercing The
Swimming Pool slide in the back yard. All debris was found immediately
down wind of the church. A home about a half mile west of the church
lost some shingles, and several trees were uprooted.

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.


Palmer/Nuttall


758 PM CDT Sat Mar 25 2017


... NWS damage survey for March 24, 2017 tornado event...

.Overview... A line of of severe thunderstorms developed in East
Texas during the late afternoon and early evening... and moved into
northern Louisiana. Several section of this line bowed
out... causing straight line wind damage. Several embedded
tornadoes also developed within this line of
thunderstorms.

.Tornado 1 in Harrison County near Marshall...

Rating: EF-2
estimated peak wind: 105-115 mph
path length /statute/: 3 miles
path width /maximum/: 225 yards
fatalities: 0
injuries: 0

Start date: Mar 24 2017
start time: 831 PM CDT
start location: 7 WSW of Marshall, TX
start lat/lon: 32.4825/ -94.4499

End date: Mar 24 2017
end time: 836 PM CDT
end location: 4 WSW of Marshall, TX
end_lat/lon: 32.5102 / -94.4169

.Tornado 2 in De Soto Parish in the Grapevine estate...

Rating: EF-1
estimated peak wind: 90-100 mph
path length /statute/: 2.09 miles
path width /maximum/: 220 yards
fatalities: 0
injuries: 0

Start date: Mar 24 2017
start time: 1005 PM CDT
start location: 8 SSE of Stanley, la over Toledo Bend Reservoir
start lat/lon: 31.8531 / -93.8726

End date: Mar 24 2017
end time: 1015 PM CDT
end location: 7 SSE of Stanley, la
end_lat/lon: 31.8776 / -93.8531

Survey_summary: a water spout over Toledo Bend Lake moved inland at the
Grapevine estates as an EF1 tornado. Three boats were lifted out of the
water, with two being deposited between 250 and 300 yards north of the
lake and one on the back porch of a house. Three homes sustained minor
siding or roof damage. One home lost it back porch roof, and another
lost a carport structure. Several Pine trees were snapped along Grapevine
Road, making access to the neighborhood difficult. The exact start Point
of this tornado is uncertain as it began over Toledo Bend Reservoir.

.Tornado 3 De Soto Parish near Mansfield...

Rating: EF-1
estimated peak wind: 90-100 mph
path length /statute/: 1.46 miles
path width /maximum/: 110 yards
fatalities: 0
injuries: 0

Start date: Mar 24 2017
start time: 1035 PM CDT
start location: 1 ESE of Mansfield, la
start lat/lon: 32.0248 / -93.6846

End date: Mar 24 2017
end time: 1038 PM CDT
end location: 2 E of Mansfield, la
end_lat/lon: 32.0330 / -93.6616

Survey_summary: an EF1 tornado touched down along Pine street, and then
moved to the northeast along binning Road. The primary damage was snapped
Pine trees. However, two homes had trees fall on them, and four out
buildings were damaged or destroyed by falling trees.

.Thunderstorm wind # 1 in De Soto Parish...

Peak wind: 100 mph
fatalities: 0
injuries: 0

Date: Mar 24 2017
time: 1056 PM CDT
location: 12 NE of Mansfield
lat/lon: 32.1531 / -93.5528


Survey summary: twelve empty Railroad cars were blown off the track at
the international paper plant. They also had two wooden power poles snap
at the base.

.Thunderstorm wind # 2 in Bienville Parish near Ringgold...

Peak wind: 95-105 mph
fatalities: 0
injuries: 0

Date: Mar 24 2017
time: 1124 PM CDT
location: 1 W of Ringgold
lat/lon: 32.3278 / -93.3082

Survey summary: the Ringgold assembly of god church had its roof lifted
by straight line winds. As the roof came back down, it crushed the
unreinforced cinder block walls near the front of the structure, which then
partially collapsed. Portions of the roof structure were found approximately
25 yards away from the main building. Two-by-fours from the roof structure
also pelted the home across the street, with one two-by-four piercing The
Swimming Pool slide in the back yard. All debris was found immediately
down wind of the church. A home about a half mile west of the church
lost some shingles, and several trees were uprooted.

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.


Palmer/Nuttall

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