Colorado, 2001

Tornadoes and Hail in Colorado, June 7, 2001

June 7, 2001 · NWS BOU · 10 events in 5 counties and zones

6 hail, 3 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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
10

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 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 Denver/Boulder, CO wrote its last area forecast discussion before the first event at Jun 7, 12:15 PM MST, 3 hours 43 minutes earlier.

Area forecast discussion, Jun 7, 12:15 PM MST, 3 hours 43 minutes before
NORTHEAST AND NORTH CENTRAL COLORADO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER COLORADO
115 PM MDT THU JUN 7 2001

SHORT TERM DISCUSSION: STILL LOOKING GOOD FOR SEVERE WEATHER
OUTBREAK OVER NERN CO THROUGH THIS EVENING. SURFACE DEWPOINTS
HOLDING IN THE MID 50S...WITH LOWER 60 DEWPOINTS ACROSS FAR NERN CO.
VISIBILE SAT PICS SHOWING BOUNDARY DRAPPED EAST OF ITR TO AKO AND UP
THROUGH FT MORGAN. LAPS SHOWING THETA-E AXIS ALINGED WITH THIS
BOUNDARY WITH CAPES UP TO 3000J/KG. STORMS GOING ALREADY OVER THE
PALMER DIVIDE WITH MORE HEATING THERE...BUT STILL SUNSHINE GOING ON
OVER THE URBAN COORIDOR TO FIRE STORMS WITH ADDITIONAL HEATING AND
OUTFLOW BOUNDARIES. WILL MENTION SEVERE IN ERN CO ZONES THIS
EVENING. EXPECT MUCH OF THE PLAINS TO HAVE RETURN OF STRATUS/FOG
LATER TNT WITH ALL THE LINGERING MSTR LEFT OVER FROM STORMS. LOOKS
ANOTHER ROUND OF STORMS FOR FRI AFTN...BUT A LITTLE LESS NUMEROUS
WITH A LITTLE DRIER AIR FROM THE WEST AND JET STREAK MOVES OFF.
SHEAR PROFILE IS SIMIALR TO TDAY SO STILL A SHOT AT SOME SEVERE
STORMS FRI AFTN AS WELL.

LONG TERM DISCUSSION:  UPPER LEVEL RIDGE BUILDS IN AND GRADUALLY
SHIFTS EAST OF STATE THRU WEEKEND PRD WHICH BRINGS IN VERY DRY AIR
IN THE MID LEVELS WITH SW FLOW. CANT SEE ANY STORMS DURING THE
WEEKEND PRD. LATEST MRF STILL SHOWING NEXT FRONT TO COME DOWN ON
TUE...WHICH IS SHOWN SOME CONSISTENCY IN LAST FEW RUNS. A RETURN TO
AFTERNOON STORMS AND COOLER WX TUE-THU LOOKS IN ORDER.  WILL SPLIT
UP EXTENDED FCST A LITTLE TO SHOW THESE CHANGES. ENTREKIN

.DEN...NONE.

In the hours before

Special weather statement, Jun 7, 1:00 PM MST, 2 hours 58 minutes before
COZ030>051-072200-

SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER CO
200 PM MDT THU JUN 7 2001

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES

ADAMS     ARAPAHOE     BOULDER   CLEAR CREEK   DENVER       DOUGLAS
ELBERT    GILPIN       GRAND     JACKSON       JEFFERSON    LARIMER
LINCOLN   LOGAN        MORGAN    PARK          PHILLIPS     SEDGWICK
SUMMIT    WASHINGTON   WELD

...SPOTTERS ALREADY ACTIVATED IN NORTHEAST COLORADO...

SYNOPSIS...SCATTERED STRONG THUNDERSTORMS HAVE DEVELOPED OVER
DOUGLAS AND WESTERN ELBERT COUNTIES EARLY THIS AFTERNOON.  THE
STORMS WILL BECOME MORE NUMEROUS THROUGH THE EVENING...AND SOME OF
THESE ARE EXPECTED TO BE SEVERE.  SUFFICIENT WIND SHEAR EXISTS IN
THE ATMOSPHERE FOR SUPERCELL THUNDERSTORMS WITH LARGE HAIL AND
DAMAGING WINDS.  ALTHOUGH THE SURFACE WIND FLOW IS SOMEWHAT WEAK...
A FEW TORNADOES WILL ALSO BE POSSIBLE ESPECIALLY ALONG CONVERGENT
BOUNDARIES.

MOUNTAIN LOCATIONS WILL REMAIN DRY TODAY...EXCEPT FOR ISOLATED
THUNDERSTORMS IN THE FRONT RANGE FOOTHILLS AND PARK COUNTY.

NOAA WEATHER RADIO IS OFF THE AIR DUE TO A COMMUNICATIONS FAILURE.
FOR THE LATEST SEVERE WEATHER INFORMATION MONITOR YOUR LOCAL NEWS
MEDIA OR THE DENVER NATIONAL WEATHER SERVICE HOME PAGE AT
WWW.CRH.NOAA.GOV/DEN.  CLICK ON THE SEVERE WEATHER PAGE LINK.

BARJENBRUCH

The radar

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

Open the radar archive at this moment

Event by event

6 hail, 3 tornado, 1 thunderstorm wind. Local standard time, as filed.

Hail, Lincoln

When
June 7, 3:58 PM MST
Where
Lincoln County, 6 mi W of Hugo
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
39.133, -103.583

Hail, Elbert

When
June 7, 4:01 PM MST
Where
Elbert County, 3 mi N of Kutch
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
38.950, -103.867

Hail, Washington

When
June 7, 4:40 PM MST
Where
Washington County, 15 mi W of Akron
Measured
2 in hail
Reported by
STORM CHASER
Coordinates
40.167, -103.483

Large hail broke a windshield.

Tornado, Washington

When
June 7, 4:40 PM MST
Where
Washington County, 15 mi W of Akron
Rating
F0
Path length
0.1 mi
Path width
50 yd
Reported by
STORM CHASER
Coordinates
40.167, -103.483

A small tornado touched down but did no damage.

Tornado, Lincoln

When
June 7, 5:00 PM MST
Where
Lincoln County, 12 mi NW of Karval
Rating
F0
Path length
0.1 mi
Path width
25 yd
Reported by
LAW ENFORCEMENT
Coordinates
38.850, -103.683

A small tornado touched down but did no damage.

Hail, Adams

When
June 7, 5:01 PM MST
Where
Adams County, Westminster
Measured
0.88 in hail
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
39.833, -105.033

Tornado, Washington

When
June 7, 5:05 PM MST to 5:08 PM MST
Where
Washington County, 10 mi W of Elba
Rating
F0
Path length
0.1 mi
Path width
50 yd
Reported by
STORM CHASER
Coordinates
39.917, -103.367

A small tornado touched down but did no damage.

Hail, Washington

When
June 7, 5:30 PM MST
Where
Washington County, 9 mi SW of Akron
Measured
1.25 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.067, -103.317

Thunderstorm Wind, Lincoln

When
June 7, 7:35 PM MST
Where
Lincoln County, 4 mi NE of Karval
Measured
50 kt (58 mph)
Reported by
LAW ENFORCEMENT
Coordinates
38.767, -103.483

Strong thunderstorm winds snapped tree limbs, 8 inches in diameter.

Hail, Weld

When
June 7, 7:40 PM MST
Where
Weld County, 8 mi N of New Raymer
Measured
1.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
40.650, -103.783

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 2001Every state in 2001This day in weather historyThe tornado archive for Colorado, 2001Warnings in Colorado, 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: 5252380, 5252381, 5252382, 5252383, 5252469, 5252470, 5252471, 5252472, 5252473, 5252474.