Missouri, 1990

Tornado and Hail in Missouri, May 15, 1990

May 15, 1990 · NWS STL · 23 events in 15 counties and zones

16 hail, 6 thunderstorm wind, 1 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
23

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

Event by event

16 hail, 6 thunderstorm wind, 1 tornado. Local standard time, as filed.

Hail, Morgan

When
May 15, 8:15 AM CST
Where
Morgan County
Measured
1 in hail
Coordinates
38.450, -92.980

Thunderstorm Wind, Saline

When
May 15, 11:30 AM CST
Where
Saline County
Coordinates
39.130, -93.200

Tornado, Callaway

When
May 15, 12:39 PM CST
Where
Callaway County
Rating
F0
Path length
0.2 mi
Path width
50 yd
Coordinates
38.950, -92.080

Thunderstorm Wind, Boone

When
May 15, 12:39 PM CST
Where
Boone County
Coordinates
38.950, -92.170

Thunderstorm Wind, Lincoln

When
May 15, 2:45 PM CST
Where
Lincoln County
Coordinates
38.980, -90.980

Hail, Gasconade

When
May 15, 3:15 PM CST
Where
Gasconade County
Measured
1.75 in hail
Coordinates
38.700, -91.430

Thunderstorm Wind, Lincoln

When
May 15, 3:20 PM CST
Where
Lincoln County
Coordinates
39.050, -90.970

Hail, St. Charles

When
May 15, 3:35 PM CST
Where
St. Charles County
Measured
0.75 in hail
Coordinates
38.820, -90.850

Hail, Franklin

When
May 15, 3:35 PM CST
Where
Franklin County
Measured
1 in hail
Coordinates
38.550, -91.000

Hail, Warren

When
May 15, 3:50 PM CST
Where
Warren County
Measured
1.5 in hail
Coordinates
38.780, -91.130

Hail, St. Charles

When
May 15, 3:58 PM CST
Where
St. Charles County
Measured
1 in hail
Coordinates
38.570, -90.880

Hail, St. Louis

When
May 15, 4:08 PM CST
Where
St. Louis County
Measured
1.75 in hail
Coordinates
38.750, -90.370

Hail, Franklin

When
May 15, 4:12 PM CST
Where
Franklin County
Measured
0.75 in hail
Coordinates
38.550, -90.770

Hail, St. Louis (C)

When
May 15, 4:15 PM CST
Where
St. Louis (C) County
Measured
1.5 in hail
Coordinates
38.650, -90.250

Hail, Jefferson

When
May 15, 4:27 PM CST
Where
Jefferson County
Measured
0.75 in hail
Coordinates
38.420, -90.570

Hail, St. Louis

When
May 15, 4:27 PM CST
Where
St. Louis County
Measured
1.5 in hail
Coordinates
38.670, -90.420

Hail, St. Louis (C)

When
May 15, 4:30 PM CST
Where
St. Louis (C) County
Measured
1.75 in hail
Coordinates
38.650, -90.250

Hail, Jefferson

When
May 15, 4:48 PM CST
Where
Jefferson County
Measured
2.75 in hail
Coordinates
38.430, -90.370

Hail, St. Louis

When
May 15, 4:55 PM CST
Where
St. Louis County
Measured
1.75 in hail
Coordinates
38.630, -90.450

Hail, Marion

When
May 15, 9:00 PM CST
Where
Marion County
Measured
1.75 in hail
Coordinates
39.700, -91.380

Thunderstorm Wind, Ralls

When
May 15, 10:22 PM CST
Where
Ralls County
Coordinates
39.580, -91.400

Thunderstorm Wind, Pike

When
May 15, 11:25 PM CST
Where
Pike County
Measured
61 kt (70 mph)
Coordinates
39.450, -91.050

Hail, Lincoln

When
May 15, 11:45 PM CST
Where
Lincoln County
Measured
1 in hail
Coordinates
38.980, -90.980

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Missouri in 1990Every state in 1990This day in weather historyThe tornado archive for Missouri, 1990Warnings in Missouri, May 1990

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10070912, 10070913, 10070914, 10070915, 10070916, 10070917, 10070918, 10070919, 10070920, 10070921, 10070922, 10070923, 10070924, 10070925, 10070926, 10070927, 10070928, 10070929, 10070930, 10070931, 10070932, 10070933, 10070934.