|
50th Anniversary
Palm Sunday Tornado Outbreak
(April 11, 1965)
|
|
|
|
Overview | Maps | List | Discussions | Photos |
General Overview
|
|
What: |
Palm Sunday Tornado Outbreak in the Midwest/Great Lakes |
When: |
April 11-12, 1965 |
Tornadoes |
51 |
Deaths |
260 (1 in eastern Iowa) |
Injuries |
3148 |
Damage |
$200+ million (1965) $1.4 billion (today) |
Time |
1 pm April 11 to 1 am April 12 |
|
|
|
|
|
|
|
|
For a complete overview of the outbreak click here |
|
Overview | Maps | List | Discussions | Photos |
Storm Reports / Maps
|
|
Storm Data
April 1965
Volume 7 No. 4 |
|
Storm Reports |
|
1 pm 4/11/65 through 1 am 4/12/65 |
|
|
|
Tornado Report Summary
|
|
Event |
Tornado |
-- Scale |
F4 |
-- Length |
70.2 Miles |
-- Width |
200 Yards |
State |
IOWA |
County/Area |
CEDAR |
NCDC Data Source |
PUB |
Begin Date |
1965-04-11 12:55:00.0 CST |
Begin Lat/Lon |
41.85/-90.93 |
End Date |
1965-04-11 12:55:00.0 CST |
End Lat/Lon |
42.87/-90.92 |
Deaths Direct/Indirect |
1/0 (fatality details below, when available...) |
Injuries Direct/Indirect |
0/0 |
Property Damage |
2.5M |
Crop Damage |
0 |
|
|
|
|
|
|
Overview | Maps | List | Discussions | Photos |
Pre-Event Discussions and Maps
|
|
|
|
|
|
250 mb Wind Speed |
500 mb Height |
500 mb Temp/Height |
700 mb Height |
|
|
|
|
|
|
|
|
850 mb Equiv Potential Temp |
850 mb Temp/Height |
925 mb Dewpoint Temp |
1000 mb BRN |
|
|
|
|
|
|
|
|
Surface Lifted Index |
Surface Chart |
500 mb Chart |
Surface LI (best)
Composite Mean |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Overview | Maps | List | Discussions | Photos |
Post-Event Discussions / Newpaper Articles
|
|
|
|
|
|
|
|
|
|