Colorado, 1999

Flash Flooding and Hail in Colorado, June 10, 1999

June 10, 1999 · NWS GLD · 14 events in 2 counties and zones

8 hail, 4 flash flood, 2 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 4 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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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
14

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 Goodland radar (KGLD), 78 km away, was scanning. The volume nearest the first event began at 01:59 UTC.

Open the radar archive at this moment

Event by event

8 hail, 4 flash flood, 2 thunderstorm wind. Local standard time, as filed.

Flash Flood, Kit Carson

When
June 10, 6:45 PM MST to 8:20 PM MST
Where
Kit Carson County, Flagler
Reported by
TRAINED SPOTTER
Coordinates
39.305, -102.603 (the zone’s center; the record gives no point)

Hail, Kit Carson

When
June 10, 7:00 PM MST
Where
Kit Carson County, 18 mi N of Flagler
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.570, -103.070

Hail, Yuma

When
June 10, 7:20 PM MST
Where
Yuma County, 5 mi SW of Joes
Measured
0.88 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.600, -102.750

Hail, Yuma

When
June 10, 7:43 PM MST
Where
Yuma County, 4 mi N of Kirk
Measured
1.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
39.670, -102.600

Hail, Kit Carson

When
June 10, 7:45 PM MST
Where
Kit Carson County, Seibert
Measured
0.88 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.300, -102.880

Hail, Kit Carson

When
June 10, 7:58 PM MST
Where
Kit Carson County, 12 mi N of Vona
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.470, -102.750

Hail, Kit Carson

When
June 10, 8:40 PM MST
Where
Kit Carson County, 14 mi N of Burlington
Measured
2 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.500, -102.270

Hail, Kit Carson

When
June 10, 9:10 PM MST
Where
Kit Carson County, 10 mi N of Peconic
Measured
2.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.470, -102.130

Windows broken out by large hail at farmstead.

Flash Flood, Kit Carson

When
June 10, 9:35 PM MST
Where
Kit Carson County, 14 mi N of Burlington
Reported by
LAW ENFORCEMENT
Coordinates
39.305, -102.603 (the zone’s center; the record gives no point)

More than four inches of water of road 385.

Thunderstorm Wind, Kit Carson

When
June 10, 9:49 PM MST
Where
Kit Carson County, Flagler
Measured
50 kt (58 mph)
Reported by
TRAINED SPOTTER
Coordinates
39.300, -103.070

Flash Flood, Yuma

When
June 10, 10:00 PM MST
Where
Yuma County, 8 mi NNE of Joes
Reported by
GENERAL PUBLIC
Coordinates
40.003, -102.424 (the zone’s center; the record gives no point)

Several roads covered with water.

Thunderstorm Wind, Kit Carson

When
June 10, 10:34 PM MST
Where
Kit Carson County, 12 mi SW of Stratton
Measured
87 kt (100 mph)
Reported by
LAW ENFORCEMENT
Coordinates
39.180, -102.770

Hail, Kit Carson

When
June 10, 10:34 PM MST
Where
Kit Carson County, 12 mi SW of Stratton
Measured
1 in hail
Reported by
LAW ENFORCEMENT
Coordinates
39.180, -102.770

Flash Flood, Kit Carson

When
June 10, 11:32 PM MST
Where
Kit Carson County, 12 mi N of Seibert
Reported by
LAW ENFORCEMENT
Coordinates
39.305, -102.603 (the zone’s center; the record gives no point)

A quarter of a mile stretch of highway 59 covered by water.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
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

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: 5702926, 5702921, 5702922, 5702923, 5702924, 5702925, 5702927, 5702928, 5702929, 5702930, 5702931, 5702932, 5702933, 5702934.