Colorado, 1997Hail and Damaging Wind in Colorado, June 18, 1997
June 18, 1997 · NWS BOU · 3 events in 2 counties and zones
1 hail, 1 thunderstorm wind, 1 lightning, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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
1 hail, 1 thunderstorm wind, 1 lightning. Local standard time, as filed.
Hail, Weld
- When
- June 18, 2:56 PM MST
- Where
- Weld County, Hereford
- Measured
- 0.75 in hail
- Coordinates
- 40.970, -104.300
Thunderstorm Wind, Weld
- When
- June 18, 3:25 PM MST
- Where
- Weld County, 19 mi ENE of Grover
- Measured
- 52 kt (60 mph)
- Coordinates
- 40.970, -103.880
Lightning, Elbert
- When
- June 18, 9:00 PM MST to 9:45 PM MST
- Where
- Elbert County, 10 mi SSW of Agate
- Coordinates
- 39.287, -104.136 (the zone’s center; the record gives no point)
Lightning struck an oil storage facility causing two tanks to explode into flames. Each tank had a 400 barrel capacity. One of the tanks was nearly full, the other one third full. A truck driver received minor injuries when he was knocked off a ladder from the explosion.
- 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.
- Lightning
- A lightning strike that killed, injured or caused damage.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Damaging Winds in Maryland, June 18, 19971 death · $800,000 · 55 kt wind · 2 events
- Flash Flooding in Mississippi, June 18, 1997$15 million · 2 events
- Tornadoes and Damaging Winds in Virginia, June 18, 1997$144,000 · F1 · 13 events
- Tornado and Hail in Wyoming, June 18, 1997$27,000 · F1 · 4 events
- Flash Flood and Damaging Wind in New York, June 18, 1997$55,000 · 2 events
- Flash Flooding and Lightning Strike in Ohio, June 18, 1997$45,000 · 6 events
- Damaging Winds in Georgia, June 18, 1997$32,000 · 10 events
- Flash Flood in Louisiana, June 18, 1997$40,000 · 1 event
- Hail and Damaging Wind in Virginia, June 18, 1997$30,000 · 0.88 in hail · 2 events
- Flash Flood and Damaging Winds in North Carolina, June 18 to 24, 1997$25,000 · 50 kt wind · 5 events
- Damaging Wind in Nebraska, June 18, 1997$30,000 · 1 event
- Damaging Wind in Maryland, June 18, 1997$20,000 · 1 event
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: 5619414, 5619415, 5619416.