Storm Damage Survey Summary - 17 July 2004

- Sheppardton -
 

Investigators
David Sills, MSC King Radar
Kelly Hobelman, MSC Ontario Region

 

Severe Weather Type 

Tornado

Location

Sheppardton (Camp Hermosa)

Time

Around 1500 EDT

Lat / Long

43.8405, -81.7205 (start) 43.8425, -81.7225 (end)

Magnitude

F0

Path Length

400 m

Direction of Motion

145

Max. Path Width

30 m

Significant Damage

Shallow-rooted tree uprooted, branches down, lawn furniture blown around, cabin moved a short distance, siding / fascia blown off

Damage Estimate (Source) 

Wind damage negligible, some flood damage (Sills)

Notes

Eyewitness saw cyclonic swirling motion at surface

 

Synoptic situation was a cut-off upper low over the region so steering winds were from roughly the east. A thunderstorm moving roughly from east to west crossed the Lake Huron lake breeze front and a tornado developed shortly afterwards.