Colorado, 1987

Tornado and Hail in Colorado, July 4, 1987

July 4, 1987 · NWS DEN · 8 events in 6 counties and zones

7 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
8

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

7 hail, 1 tornado. Local standard time, as filed.

Hail, Kit Carson

When
July 4, 1:30 AM CST
Where
Kit Carson County
Measured
2.75 in hail
Coordinates
39.300, -102.270

Hail, Arapahoe

When
July 4, 4:12 PM CST
Where
Arapahoe County
Measured
1.25 in hail
Coordinates
39.720, -104.830

Hail, Larimer

When
July 4, 4:13 PM CST
Where
Larimer County
Measured
0.75 in hail
Coordinates
40.580, -105.300

Hail, Larimer

When
July 4, 4:45 PM CST
Where
Larimer County
Measured
0.75 in hail
Coordinates
40.580, -105.300

Hail, Adams

When
July 4, 4:45 PM CST
Where
Adams County
Measured
0.75 in hail
Coordinates
39.720, -104.300

Tornado, Adams

When
July 4, 4:00 PM MST
Where
Adams County
Rating
F1
Path length
0.8 mi
Path width
30 yd
Coordinates
39.830, -104.500

Hail, Logan

When
July 4, 6:26 PM CST
Where
Logan County
Measured
1.75 in hail
Coordinates
40.630, -103.180

Hail, Lincoln

When
July 4, 7:30 PM CST
Where
Lincoln County
Measured
1.75 in hail
Coordinates
39.370, -103.570

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 1987Every state in 1987This day in weather historyThe tornado archive for Colorado, 1987Warnings in Colorado, July 1987

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: 9988181, 9988183, 9988184, 9988185, 9988186, 9988182, 9988187, 9988188.