Wyoming, 2001

Hail in Wyoming, June 8, 2001

June 8, 2001 · NWS UNR · 2 events in 1 county or zone

A severe thunderstorm moved across northern Campbell county. The storm produced dime to quarter sized hail.

Where it happened

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

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.

What happened

The episode as NWS UNR wrote it up.

A severe thunderstorm moved across northern Campbell county. The storm produced dime to quarter sized hail.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Rapid City, SD wrote its last area forecast discussion before the first event at Jun 8, 6:05 PM MST, 1 hour 10 minutes earlier.

Area forecast discussion, Jun 8, 6:05 PM MST, 1 hour 10 minutes before
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
705 PM MDT FRI JUN 8 2001

MADE AN EARLY UPDATE TO ZONES THIS EVENING TO TWEAK TIMING AND
THUNDERSTORMS AND TWEAK WINDS.

00Z KUNR SOUNDING HAD 2KJ/KG SBCAPE WITH 1KJ/KG MLCAPE. SOUNDING
CONDUCIVE TO ELEVATED CONVECTION IF LOW LEVEL JETS CRANKS PER 21Z
RUC/18Z ETA. THIS SCENARIO REASONABLE GIVEN 21Z GEOSTROPHIC WIND
CHART...ALTHOUGH BEST FORCING COULD BE INTO WY/NEB. 0-6KM TOTAL
SHEAR 36M/S...PLENTY OF SUPPORT TO SEVERE TSRA. WILL BE WATCHING
RADARS CLOSELY THIS EVENING.

.UNR...NONE.

HELGESON

The radar

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

Open the radar archive at this moment

Event by event

2 hail. Local standard time, as filed.

Hail, Campbell

When
June 8, 7:15 PM MST
Where
Campbell County, 2 mi NW of Echeta
Measured
0.88 in hail
Reported by
TRAINED SPOTTER
Coordinates
44.450, -105.883

Hail, Campbell

When
June 8, 7:35 PM MST
Where
Campbell County, Recluse
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
44.733, -105.700

What these are

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

More

Every storm in Wyoming in 2001Every state in 2001This day in weather historyWarnings in Wyoming, June 2001

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: 5253813, 5253814.