Tornado record · Original Fujita scale

F3 tornado, Porter County, Indiana, April 11, 1965

RatingF3

Deaths0

Injuries0

Length33.1 mi

Width10 yd

See tornadoes near here

Map

Path

The path

Drawn as a straight line from the recorded start point (41.35, -87.20) to the end point (41.50, -86.58), which is all NOAA's record holds. The real track may have curved.

The record

Date: April 11, 1965, 5:10 PM (as recorded, Central Standard Time)
Rating: F3
States: Indiana
Counties: Porter County, LaPorte County
Path: 33.1 miles long, up to 10 yards wide
Casualties: 0 deaths, 0 injuries

Same day

Other tornadoes on April 11, 1965

Tornadoes, newest first
Date	Rating	State	Path length	Width	Deaths	Injuries
Apr 11, 1965	F4	Iowa	91.5 mi	200 yd	1	3
Apr 11, 1965	F4	Illinois	9.1 mi	400 yd	6	75
Apr 11, 1965	F4	Michigan	20.6 mi	300 yd	5	142
Apr 11, 1965	F4	Indiana	21.2 mi	10 yd	31	252
Apr 11, 1965	F4	Indiana	21.6 mi	177 yd	5	41
Apr 11, 1965	F4	Indiana, Michigan	90.3 mi	1,760 yd	23	294
Apr 11, 1965	F4	Indiana	21.8 mi	500 yd	0	44
Apr 11, 1965	F4	Indiana	37 mi	333 yd	36	321
Apr 11, 1965	F4	Indiana	48 mi	880 yd	25	835
Apr 11, 1965	F4	Michigan	80.5 mi	10 yd	21	293
Apr 11, 1965	F4	Indiana	45.7 mi	1,667 yd	28	123
Apr 11, 1965	F4	Indiana, Ohio	52.5 mi	10 yd	4	125
Apr 11, 1965	F4	Michigan	21 mi	100 yd	1	8
Apr 11, 1965	F4	Ohio, Michigan	5.6 mi	200 yd	18	236
Apr 11, 1965	F4	Ohio	32.5 mi	400 yd	13	104
Apr 11, 1965	F4	Ohio	18.4 mi	300 yd	3	50
Apr 11, 1965	F4	Ohio	22 mi	400 yd	18	200
Apr 11, 1965	F3	Indiana	35.6 mi	250 yd	10	82
Apr 11, 1965	F3	Michigan	14.2 mi	150 yd	0	17
Apr 11, 1965	F3	Michigan	14.1 mi	10 yd	0	5
Apr 11, 1965	F3	Ohio	15 mi	300 yd	4	30
Apr 11, 1965	F2	Oklahoma	0.1 mi	10 yd	0	0
Apr 11, 1965	F2	Wisconsin	14.5 mi	1,320 yd	3	28
Apr 11, 1965	F2	Illinois	4.5 mi	200 yd	0	0
Apr 11, 1965	F2	Michigan	15.1 mi	440 yd	0	1
Apr 11, 1965	F2	Michigan	0.1 mi	50 yd	0	0
Apr 11, 1965	F2	Michigan	0.5 mi	50 yd	0	0
Apr 11, 1965	F2	Michigan	1 mi	50 yd	0	0
Apr 11, 1965	F2	Michigan	9.9 mi	10 yd	0	2
Apr 11, 1965	F2	Michigan	9 mi	10 yd	0	0
Apr 11, 1965	F2	Ohio	22.2 mi	400 yd	4	62
Apr 11, 1965	F1	Iowa	49.9 mi	300 yd	0	0
Apr 11, 1965	F1	Wisconsin	27.1 mi	167 yd	0	40
Apr 11, 1965	F1	Wisconsin	13.3 mi	10 yd	0	0
Apr 11, 1965	F1	Wisconsin	1.9 mi	50 yd	0	0
Apr 11, 1965	F1	Wisconsin	1 mi	10 yd	0	0
Apr 11, 1965	F1	Illinois	0.3 mi	150 yd	0	0
Apr 11, 1965	F1	Illinois	0.5 mi	250 yd	0	0
Apr 11, 1965	F1	Wisconsin	2 mi	50 yd	0	0
Apr 11, 1965	F1	Michigan	19.5 mi	200 yd	1	9
Apr 11, 1965	F1	Ohio	0.1 mi	10 yd	0	0
Apr 11, 1965	F1	Ohio	8.2 mi	200 yd	0	6
Apr 11, 1965	F1	Ohio	0.1 mi	10 yd	0	0
Apr 11, 1965	F1	Ohio	38.4 mi	300 yd	0	13

Nearby

Tornado history nearby

Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.