Thunderstorm Wind, Weld
- When
- August 16, 6:35 PM MST
- Where
- Weld County, 1 mi E of Hereford
- Measured
- 62 kt (71 mph)
- Coordinates
- 40.970, -104.280
Hail and Damaging Winds in Colorado, August 16, 1997
5 hail, 3 thunderstorm wind, 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
- 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.
The radar
The Cheyenne radar (KCYS), 49 km away, was scanning. The volume nearest the first event began at 01:37 UTC.
Event by event
5 hail, 3 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, Weld
- When
- August 16, 6:42 PM MST
- Where
- Weld County, Hereford
- Measured
- 52 kt (60 mph)
- Coordinates
- 40.970, -104.300
Straight line winds estimated betwen 60 and 70 mph (62 kts) flattened wheat crops in the area.
Thunderstorm Wind, Weld
- When
- August 16, 6:56 PM MST
- Where
- Weld County, Grover
- Measured
- 50 kt (58 mph)
- Coordinates
- 40.870, -104.220
Hail, Weld
- When
- August 16, 6:56 PM MST
- Where
- Weld County, Grover
- Measured
- 0.75 in hail
- Coordinates
- 40.870, -104.220
Hail, Weld
- When
- August 16, 7:12 PM MST
- Where
- Weld County, 15 mi ESE of Grover
- Measured
- 0.75 in hail
- Coordinates
- 40.780, -103.950
Hail, Larimer
- When
- August 16, 7:35 PM MST
- Where
- Larimer County, 6 mi S of Poudre Park
- Measured
- 0.75 in hail
- Coordinates
- 40.600, -105.300
Hail, Weld
- When
- August 16, 7:50 PM MST
- Where
- Weld County, 5 mi SE of Carr
- Measured
- 1 in hail
- Coordinates
- 40.850, -104.800
Damaging wind and hail combined to break several windows of a home.
Hail, Weld
- When
- August 16, 8:18 PM MST
- Where
- Weld County, Greeley
- Measured
- 0.75 in hail
- Coordinates
- 40.420, -104.680
What these are
- 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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Maryland, August 16 to 17, 1997
- Heat in Virginia, August 16 to 17, 1997
- Damaging Wind in Ohio, August 16, 1997
- Heat in District of Columbia, August 16 to 17, 1997
- Heat in Pennsylvania, August 16 to 17, 1997
- Damaging Winds in Pennsylvania, August 16, 1997
- Damaging Winds in New York, August 16, 1997
- Tornado in Pennsylvania, August 16, 1997
- Tornado in Pennsylvania, August 16, 1997
- Damaging Wind in New Jersey, August 16, 1997
- Damaging Wind in New Jersey, August 16, 1997
- Damaging Wind in New Jersey, August 16, 1997
More
Every storm in Colorado in 1997Every state in 1997This day in weather historyWarnings in Colorado, August 1997
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: 5614142, 5614143, 5614144, 5614145, 5614146, 5614147, 5614148, 5614149.