Colorado, 1998

Tornado and Hail in Colorado, July 9, 1998

July 9, 1998 · NWS BOU · 3 events in 2 counties and zones

1 hail, 1 tornado, 1 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

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The toll

Deaths
0
Injuries
0
Property damage
$10,000
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.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 hail, 1 tornado, 1 thunderstorm wind. Local standard time, as filed.

Hail, Elbert

When
July 9, 2:48 PM MST
Where
Elbert County, Matheson
Measured
1.5 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.170, -103.980

Tornado, Arapahoe

When
July 9, 3:20 PM MST to 3:25 PM MST
Where
Arapahoe County, 12 mi SW of Byers
Rating
F1
Path length
0.1 mi
Path width
50 yd
Property damage
$10,000
Reported by
TRAINED SPOTTER
Coordinates
39.600, -104.380

A tornado touched down and partially lifted a wood and metal barn off its foundation. As a result one third of the structure was destroyed. A large garage door to the main house was also buckled. A neighbour who lived just north of the farmstead measured a peak wind gust to 71 mph (62 kts).

Thunderstorm Wind, Arapahoe

When
July 9, 3:20 PM MST
Where
Arapahoe County, 11 mi SW of Byers
Measured
62 kt (71 mph)
Reported by
GENERAL PUBLIC
Coordinates
39.600, -104.370

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.
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 1998Every state in 1998This day in weather historyThe tornado archive for Colorado, 1998Warnings in Colorado, July 1998

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: 5662483, 5662484, 5662485.