Colorado, 1991

Tornadoes and Hail in Colorado, June 21, 1991

June 21, 1991 · NWS DEN · 33 events in 8 counties and zones

23 hail, 10 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
33

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

23 hail, 10 tornado. Local standard time, as filed.

Hail, Denver

When
June 21, 1:50 PM CST
Where
Denver County
Measured
0.75 in hail
Coordinates
39.700, -104.980

Hail, Jefferson

When
June 21, 2:10 PM CST
Where
Jefferson County
Measured
1 in hail
Coordinates
39.600, -105.100

Hail, Boulder

When
June 21, 2:26 PM CST
Where
Boulder County
Measured
1 in hail
Coordinates
40.030, -105.320

Hail, Arapahoe

When
June 21, 2:30 PM CST
Where
Arapahoe County
Measured
2.5 in hail
Coordinates
39.620, -105.000

Hail, Larimer

When
June 21, 2:55 PM CST
Where
Larimer County
Measured
0.75 in hail
Coordinates
40.800, -105.580

Hail, Douglas

When
June 21, 2:59 PM CST
Where
Douglas County
Measured
1.75 in hail
Coordinates
39.480, -104.930

Hail, Douglas

When
June 21, 3:33 PM CST
Where
Douglas County
Measured
2 in hail
Coordinates
39.450, -104.680

Hail, Jefferson

When
June 21, 3:33 PM CST
Where
Jefferson County
Measured
0.75 in hail
Coordinates
39.730, -105.230

Hail, Jefferson

When
June 21, 3:39 PM CST
Where
Jefferson County
Measured
1 in hail
Coordinates
39.600, -105.120

Hail, Elbert

When
June 21, 4:00 PM CST
Where
Elbert County
Measured
2 in hail
Coordinates
39.350, -104.600

Hail, Elbert

When
June 21, 4:00 PM CST
Where
Elbert County
Measured
2.5 in hail
Coordinates
39.350, -104.620

Hail, Douglas

When
June 21, 4:06 PM CST
Where
Douglas County
Measured
1.5 in hail
Coordinates
39.520, -104.770

Hail, Douglas

When
June 21, 4:11 PM CST
Where
Douglas County
Measured
0.75 in hail
Coordinates
39.330, -104.680

Hail, Larimer

When
June 21, 4:32 PM CST
Where
Larimer County
Measured
0.75 in hail
Coordinates
40.680, -105.300

Hail, Larimer

When
June 21, 4:33 PM CST
Where
Larimer County
Measured
0.75 in hail
Coordinates
40.600, -105.100

Tornado, Elbert

When
June 21, 4:20 PM MST
Where
Elbert County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.270, -104.600

Tornado, Elbert

When
June 21, 4:22 PM MST
Where
Elbert County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.330, -104.600

Hail, Douglas

When
June 21, 5:25 PM CST
Where
Douglas County
Measured
0.88 in hail
Coordinates
39.520, -104.930

Hail, El Paso

When
June 21, 5:35 PM CST
Where
El Paso County
Measured
1 in hail
Coordinates
39.120, -104.170

Hail, Jefferson

When
June 21, 5:46 PM CST
Where
Jefferson County
Measured
1.75 in hail
Coordinates
39.630, -105.050

Hail, Douglas

When
June 21, 5:49 PM CST
Where
Douglas County
Measured
1.75 in hail
Coordinates
39.530, -104.830

Tornado, Elbert

When
June 21, 5:05 PM MST
Where
Elbert County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.330, -104.480

Hail, Arapahoe

When
June 21, 6:06 PM CST
Where
Arapahoe County
Measured
0.75 in hail
Coordinates
39.600, -104.650

Hail, Jefferson

When
June 21, 6:27 PM CST
Where
Jefferson County
Measured
0.75 in hail
Coordinates
39.520, -105.270

Hail, Jefferson

When
June 21, 6:42 PM CST
Where
Jefferson County
Measured
1 in hail
Coordinates
39.550, -105.180

Hail, Elbert

When
June 21, 6:46 PM CST
Where
Elbert County
Measured
1 in hail
Coordinates
39.220, -104.530

Tornado, El Paso

When
June 21, 5:50 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.120, -104.300

Tornado, El Paso

When
June 21, 6:16 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.030, -104.300

Tornado, El Paso

When
June 21, 6:17 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.030, -104.470

Tornado, El Paso

When
June 21, 6:45 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.030, -104.200

Tornado, El Paso

When
June 21, 7:16 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.100, -104.220

Tornado, El Paso

When
June 21, 7:16 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
39.100, -104.220

Tornado, El Paso

When
June 21, 7:21 PM MST
Where
El Paso County
Rating
F0
Path length
0.1 mi
Path width
10 yd
Coordinates
38.900, -104.120

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

More

Every storm in Colorado in 1991Every state in 1991This day in weather historyThe tornado archive for Colorado, 1991Warnings in Colorado, June 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: 9986929, 9986930, 9986931, 9986932, 9986933, 9986934, 9986935, 9986936, 9986937, 9986938, 9986939, 9986940, 9986941, 9986944, 9986945, 9986942, 9986943, 9986947, 9986948, 9986949, 9986950, 9986946, 9986952, 9986955, 9986956, 9986958, 9986951, 9986953, 9986954, 9986957, 9986959, 9986960, 9986961.