The tornado outbreak of April 21, 1967

46 tornadoesIllinois, Missouri, Michigan and 3 more states

46 tornadoes touched down across 6 states between 8:00 AM and 8:50 PM CST, 8 of them rated F3 or stronger, and 58 people were killed. The 14th-deadliest tornado day since 1950.

Watch the day unfold

Tornado outbreak · April 21, 1967

How the day unfolded

Every tornado recorded that day, at its logged touchdown time and along its path, with the counties it crossed.

About this replay
Central time—Historical replay — logged touchdown times
Tornadoes—of 46 that day
Strongest so far—
Killed—in tornadoes so far

The day in numbers

Tornadoes
46
94th of 12,998 tornado days since 1950
F3 or stronger
8
5 rated F4 or F5
Killed
58
14th-deadliest tornado day since 1950
Injured
1,118
Along all the paths
Path miles
329
All the paths end to end
First and last
8:00 AM to 8:50 PM
Touchdowns, Central Standard Time

Hour by hour

Tornadoes touching down in each hour, Central Standard Time.

Tornadoes per hour, April 21, 1967 8 AM: 1 9 AM: 0 10 AM: 0 11 AM: 0 Noon: 2 1 PM: 4 2 PM: 5 3 PM: 7 4 PM: 6 5 PM: 10 10 6 PM: 3 7 PM: 5 8 PM: 3 8 AM11 AM2 PM5 PM8 PM

Every tornado

In order of touchdown. 5 have a record page, linked from the rating.

Tornadoes of April 21, 1967
8:00 AMF0Scotland County MO1.01000
12:30 PMF1Clinton County MO0.21000
12:33 PMF1Rush County IN0.11000
1:00 PMF1Clinton County MO0.15000
1:00 PMF2Daviess County MO8.49000
1:15 PMF0Daviess County MO0.11000
1:20 PMF3Ray County, Carroll County MO14.644000
2:00 PMF3Jefferson County IA0.120000
2:00 PMF2Grundy County, Sullivan County MO6.35007
2:10 PMF2Chariton County MO3.020000
2:20 PMF4Linn County, Macon County and 1 more MO59.050002
2:20 PMF2Saline County MO20.410000
3:00 PMF2Van Buren County, Hancock County IA32.810000
3:03 PMF0Lafayette County MO0.11000
3:10 PMF1Bates County MO0.11000
3:30 PMF1Whiteside County IL0.33000
3:35 PMF2Henry County IL25.130000
3:50 PMF2Henry County IL4.530000
3:50 PMF4Boone County, McHenry County IL25.51,20024450
4:00 PMF1Ogle County IL1.01300
4:02 PMF2Lee County IL5.67700
4:15 PMF1Lee County IL5.610000
4:30 PMF1Bureau County IL0.515000
4:30 PMF2Putnam County IL0.33001
4:40 PMF1DeKalb County IL2.04000
5:00 PMF4McHenry County, Lake County IL8.81501100
5:00 PMF2Kane County IL2.711505
5:10 PMF2Jennings County, Jefferson County IN6.31002
5:10 PMF2Kane County IL0.31000
5:10 PMF1DuPage County IL0.51000
5:10 PMF1DuPage County, Cook County IL6.82000
5:24 PMF4Cook County IL15.020033500
5:40 PMF1Cook County IL0.31000
5:55 PMF2Allegan County MI18.65004
5:58 PMF3Kent County MI13.6400032
6:00 PMF2Barry County MI14.550001
6:25 PMF2Berrien County MI1.02700
6:45 PMF1Madera County CA0.11000
7:10 PMF0Muskegon County MI0.11000
7:15 PMF2Ionia County MI0.13306
7:15 PMF4Clinton County MI12.05008
7:30 PMF2Kent County MI0.32700
7:48 PMF1Eaton County MI0.11000
8:10 PMF2Eaton County, Ingham County MI10.91000
8:27 PMF0White County IN0.11000
8:50 PMF1Champaign County IL0.11000

By state

Tornadoes by state, April 21, 1967
Illinois18358
Missouri1220
Michigan1020
Indiana300
Iowa210
California100

Tornadoes in 1967 · On this date in other years · The biggest outbreak days

Storm Prediction Center severe weather database, 1950 to 2025. A day is SPC’s calendar date in Central Standard Time; an outbreak day here has 40 or more tornadoes, or 6 or more rated F3/EF3 or stronger.