Hail, Jefferson
- When
- June 10, 1:05 PM MST
- Where
- Jefferson County, 3 mi W of Evergreen
- Measured
- 1 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.630, -105.370
Hail and Damaging Winds in Colorado, June 10, 1999
13 hail, 4 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
- 17
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 Denver radar (KFTG), 73 km away, was scanning. The volume nearest the first event began at 20:05 UTC.
Event by event
13 hail, 4 thunderstorm wind. Local standard time, as filed.
Hail, Jefferson
- When
- June 10, 1:20 PM MST
- Where
- Jefferson County, 7 mi W of Golden
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.750, -105.350
Hail, Jefferson
- When
- June 10, 1:50 PM MST
- Where
- Jefferson County, Lakewood
- Measured
- 1 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.730, -105.100
Hail, Jefferson
- When
- June 10, 1:55 PM MST
- Where
- Jefferson County, Wheat Ridge
- Measured
- 1 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.750, -105.080
Hail, Denver
- When
- June 10, 2:03 PM MST
- Where
- Denver County, Denver
- Measured
- 1.13 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.730, -104.930
Hail, Adams
- When
- June 10, 2:25 PM MST
- Where
- Adams County, Commerce City
- Measured
- 1.5 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.800, -104.920
Hail, Denver
- When
- June 10, 3:00 PM MST
- Where
- Denver County, Denver Intl Arpt
- Measured
- 1 in hail
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 39.770, -104.880
Thunderstorm Wind, Denver
- When
- June 10, 3:01 PM MST
- Where
- Denver County, Denver Intl Arpt
- Measured
- 50 kt (58 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 39.770, -104.880
Thunderstorm Wind, Adams
- When
- June 10, 3:30 PM MST
- Where
- Adams County, 3 mi E of Manila
- Measured
- 50 kt (58 mph)
- Reported by
- STORM CHASER
- Coordinates
- 39.770, -104.450
Thunderstorm Wind, Adams
- When
- June 10, 3:30 PM MST to 3:45 PM MST
- Where
- Adams County, Bennett
- Measured
- 60 kt (69 mph)
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.750, -104.430
Damaging thunderstorm winds developed between Bennett to near Strasburg. High winds blew half a metal roof off a shed in a Bennett lumberyard. A small barn was also levelled between Bennett and Strasburg.
Hail, Adams
- When
- June 10, 4:50 PM MST
- Where
- Adams County, Aurora
- Measured
- 0.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.730, -104.850
Hail, Adams
- When
- June 10, 5:00 PM MST
- Where
- Adams County, 35 mi NE of Bennett
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 40.120, -103.970
Hail, Washington
- When
- June 10, 5:37 PM MST
- Where
- Washington County, Lindon
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.730, -103.400
Hail, Washington
- When
- June 10, 5:50 PM MST
- Where
- Washington County, 4 mi W of Anton
- Measured
- 2.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.750, -103.300
Hail, Washington
- When
- June 10, 6:05 PM MST
- Where
- Washington County, 6 mi SE of Lindon
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.670, -103.320
Thunderstorm Wind, Washington
- When
- June 10, 6:05 PM MST
- Where
- Washington County, 6 mi SE of Lindon
- Measured
- 52 kt (60 mph)
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.670, -103.320
Hail, Washington
- When
- June 10, 6:40 PM MST
- Where
- Washington County, Anton to 5 mi E of Anton
- Measured
- 1.5 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.750, -103.120
Strong winds and large hail flattened crops, causing substantial damage. The areal extent of the damage occurred along a 5 mile stretch along U.S. Highway 36 and extended north and south of the highway for 2 miles. In addition to the crop damage, some windows were blown out near Lindon.
What these are
- 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.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Lightning Strike in Illinois, June 10, 1999
- Flash Flood and Flood in Ohio, June 10 to 12, 1999
- Flood and Hail in Pennsylvania, June 10, 1999
- Hail in Texas, June 10, 1999
- Flash Flooding and Flooding in Wisconsin, June 10, 1999
- Hail and Damaging Winds in Texas, June 10, 1999
- Damaging Winds and Lightning Strike in Ohio, June 10, 1999
- Lightning Strike in Tennessee, June 10, 1999
- Flash Flood and Hail in Kansas, June 10, 1999
- Hail and Damaging Winds in Illinois, June 10, 1999
- Damaging Winds and Lightning Strikes in Iowa, June 10, 1999
- Damaging Winds in Michigan, June 10, 1999
More
Every storm in Colorado in 1999Every state in 1999This day in weather historyWarnings in Colorado, June 1999
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: 5704557, 5704558, 5704559, 5704560, 5704561, 5704562, 5704563, 5704564, 5704565, 5704668, 5704566, 5704567, 5704663, 5704664, 5704665, 5704666, 5704667.