Hail, Denver
- When
- May 31, 3:32 PM CST
- Where
- Denver County
- Measured
- 1.75 in hail
- Coordinates
- 39.680, -104.930
Tornado and Hail in Colorado, May 31, 1991
12 hail, 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 13
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
12 hail, 1 tornado. Local standard time, as filed.
Hail, Arapahoe
- When
- May 31, 3:47 PM CST
- Where
- Arapahoe County
- Measured
- 1 in hail
- Coordinates
- 39.620, -104.780
Hail, Denver
- When
- May 31, 3:50 PM CST
- Where
- Denver County
- Measured
- 0.75 in hail
- Coordinates
- 39.700, -104.880
Hail, Arapahoe
- When
- May 31, 4:04 PM CST
- Where
- Arapahoe County
- Measured
- 1 in hail
- Coordinates
- 39.600, -104.750
Hail, Arapahoe
- When
- May 31, 4:37 PM CST
- Where
- Arapahoe County
- Measured
- 0.75 in hail
- Coordinates
- 39.600, -104.750
Hail, Arapahoe
- When
- May 31, 4:45 PM CST
- Where
- Arapahoe County
- Measured
- 1 in hail
- Coordinates
- 39.730, -104.500
Hail, Elbert
- When
- May 31, 6:01 PM CST
- Where
- Elbert County
- Measured
- 1.75 in hail
- Coordinates
- 39.570, -104.600
Hail, Elbert
- When
- May 31, 6:49 PM CST
- Where
- Elbert County
- Measured
- 1 in hail
- Coordinates
- 39.350, -104.600
Tornado, Morgan
- When
- May 31, 9:48 PM CST
- Where
- Morgan County
- Rating
- F0
- Path length
- 0.2 mi
- Path width
- 10 yd
- Coordinates
- 40.220, -103.570
Hail, Douglas
- When
- May 31, 10:03 PM CST
- Where
- Douglas County
- Measured
- 0.75 in hail
- Coordinates
- 39.370, -104.870
Hail, Morgan
- When
- May 31, 10:28 PM CST
- Where
- Morgan County
- Measured
- 1.75 in hail
- Coordinates
- 40.320, -103.520
Hail, Arapahoe
- When
- May 31, 10:48 PM CST
- Where
- Arapahoe County
- Measured
- 1.25 in hail
- Coordinates
- 39.650, -104.650
Hail, Logan
- When
- May 31, 11:12 PM CST
- Where
- Logan County
- Measured
- 1.75 in hail
- Coordinates
- 40.480, -103.350
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
- 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
- Tornadoes and Hail in New Mexico, May 31, 1991
- Tornadoes and Damaging Winds in Illinois, May 31, 1991
- Hail and Damaging Winds in Michigan, May 31, 1991
- Hail and Damaging Winds in Florida, May 31, 1991
- Hail and Damaging Winds in New Jersey, May 31, 1991
- Damaging Winds in Ohio, May 31, 1991
- Hail and Damaging Winds in South Dakota, May 31, 1991
- Tornado and Hail in Indiana, May 31, 1991
- Hail in Iowa, May 31, 1991
- Damaging Winds in Georgia, May 31, 1991
- Hail in Kansas, May 31, 1991
- Hail in Wisconsin, May 31, 1991
More
Every storm in Colorado in 1991Every state in 1991This day in weather historyThe tornado archive for Colorado, 1991Warnings in Colorado, May 1991
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: 9985783, 9985784, 9985785, 9985786, 9985787, 9985788, 9985789, 9985790, 9985791, 9985792, 9985793, 9985794, 9985795.