…STRAIGHT LINE WINDS FOUND IN A NATIONAL WEATHER SERVICE DAMAGE
ASSESSMENT SURVEY FROM A STORM THAT MOVED FROM NEAR SCHUYLER TO
WEST OF FREMONT…

* EVENT DATE… 4/9/13

* ESTIMATED EVENT TIME… 345 AM TO 500 AM

* EVENT TYPE… STRAIGHT LINE WIND DAMAGE INDICATIVE OF A
DOWNBURST

* EVENT LOCATION… NEAR SCHUYLER TO WEST OF FREMONT

* PEAK WIND ESTIMATE… JUST OVER 100 MPH

* AVERAGE PATH WIDTH… 1 1/2 MILES WIDE

* PATH LENGTH… AROUND 24 MILES

* DISCUSSION/DAMAGE…NUMEROUS CENTER PIVOT IRRIGATION SYSTEMS
TIPPED OVER. POWER POLES AND TREES SNAPPED. EMPTY COAL TRAIN
DERAILED. MOBILE HOME THAT WAS NOT TIED DOWN DESTROYED. THERE
WAS NO EVIDENCE OF CONVERGENT WINDS THAT WOULD INDICATE A
TORNADO. THE WIND SWATH APPEARED TO BE DIVERGENT AT MANY
POINTS…INDICATING A DOWNBURST WITH WIND SPEEDS JUST OVER 100
MPH.

&&

FOR REFERENCE…THE ENHANCED FUJITA TORNADO SCALE CLASSIFIES
TORNADOES INTO THE FOLLOWING CATEGORIES:

EF0…WIND SPEEDS 65 TO 85 MPH.
EF1…WIND SPEEDS 86 TO 110 MPH.
EF2…WIND SPEEDS 111 TO 135 MPH.
EF3…WIND SPEEDS 136 TO 165 MPH.
EF4…WIND SPEEDS 166 TO 200 MPH.
EF5…WIND SPEEDS GREATER THAN 200 MPH.

$$