Heavy Snow Across the Northern Plains and Great Lakes; Strong Winds for the East

Travel conditions will be challenging across the northern Plains, Great Lakes and east coast through Thanksgiving holiday weekend. Heavy snow, blizzard conditions, for the upper Midwest and Great Lakes region through Thanksgiving to be followed by another strong storm for the Plains, Great Lakes and Northeast this weekend. Strong winds are expected with these systems adding to travel difficulties Read More >

Overview

A potent and slow moving storm system generated multiple rounds of thunderstorms over the course of 2 days from Sunday evening May 19th through Monday night May 20th. There were at least 90 storm reports over the two day period including straight line wind damage, large hail, localized flooding and 10 tornadoes.

Storm Reports May 19th-20th, 2013

Tornado
Radar

Tornadoes:

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Tornado - 2E Carthage
Jasper County

Date	May 19th, 2013
Time (Local)	11:09 AM
EF Rating	EF-1
Est. Peak Winds	90-100 mph
Path Length	0.4 miles
Max Width	200 yards
Injuries/Deaths	none

Track Map

Tornado - 1WNW Lockwood
Dade County

Date	May 19th, 2013
Time (Local)	9:25 AM
EF Rating	EF-1
Est. Peak Winds	90-100 mph
Path Length	0.1 miles
Max Width	100 yards
Injuries/Deaths	none

Track Map

Tornado - 7WNW Lamar
Barton County

Date	May 20th, 2013
Time (Local)	6:03 PM - 6:09 PM
EF Rating	EF-1
Est. Peak Winds	90-100 mph
Path Length	6.8 miles
Max Width	100 yards
Injuries/Deaths	none

Track Map

Tornado - 3S Stockton
Cedar County

Date	May 20th, 2013
Time (Local)	6:37 pm - 6:39 pm
EF Rating	EF-0
Est. Peak Winds	80-90 mph
Path Length	3.6 miles
Max Width	100 yards
Injuries/Deaths	none

Track Map

Tornado - Seneca
Newton County

Date	May 20th, 2013
Time (Local)	6:40 pm - 6:42 pm
EF Rating	EF-1
Est. Peak Winds	95-100 mph
Path Length	0.7 miles (in MO)
Max Width	600 yards
Injuries/Deaths	none

Track Map

Tornado - 2N Reeds Spring
Stone County

Date	May 20th, 2013
Time (Local)	8:07 pm - 8:08 pm
EF Rating	EF-1
Est. Peak Winds	85-90 mph
Path Length	0.6 miles
Max Width	100 yards
Injuries/Deaths	none

Track Map

Tornado - Gravois Mills
Morgan County

Date	May 20th, 2013
Time (Local)	8:46 pm
EF Rating	EF-0
Est. Peak Winds	80 mph
Path Length	0.1 mile
Max Width	100 yards
Injuries/Deaths	none

Track Map

Tornado - 3E Shell Knob
Stone County

Date	May 20th, 2013
Time (Local)	7:50 pm - 7:52 pm
EF Rating	EF-1
Est. Peak Winds	110 mph
Path Length	1.4 miles
Max Width	200 yards
Injuries/Deaths	none

Track Map

Tornado - 3NNW Collins
St. Clair County

Date	May 20th, 2013
Time (Local)	6:56 pm - 6:57 pm
EF Rating	EF-0
Est. Peak Winds	80 mph
Path Length	0.5 mile
Max Width	200 yards
Injuries/Deaths	none

Track Map

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