Colorado, 2002

Damaging Wind in Colorado, June 21, 2002

June 21, 2002 · NWS BOU · 1 event in 1 county or zone

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
1

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 21, 1:45 PM MST, 2 hours 36 minutes earlier.

Area forecast discussion, Jun 21, 1:45 PM MST, 2 hours 36 minutes before
NORTHEAST AND NORTH CENTRAL COLORADO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER COLORADO
245 PM MDT FRI JUN 21 2002

SHORT TERM DISCUSSION:  CURRENT RADAR PICTURES ARE INDICATING
ISOLATED SHOWERS COVERAGE OVER THE MOUNTAIN AND FOOTHILLS
AREAS...INCLUDING THE HAYMAN FIRE.   THE RADAR IS INDICATING A
BOUNDARY ACROSS THE PLAINS JUST EAST OF THE DENVER METRO AREA
PUSHING NORTHWESTWARD.  SOME CONVECTION IS DEVELOPING ALONG THIS
BOUNDARY.   WILL KEEP WITH 10-20% ON THE POPS IN ALL AREAS.
OVERNIGHT...GRIDS SHOW SKIES TO BE PARTLY CLOUDY TONIGHT AND THE
SATELLITE PICTURES CONCUR SOMEWHAT.  WILL MAKE SURE TEMPERATURES ARE
WARM ENOUGH.  THE SOUTHWESTERLY FLOW ALOFT INCREASES A BIT OVERNIGHT
INTO MID DAY SATURDAY AS THE UPPER TROUGH OVER THE GREAT BASIN
WEAKENS AND PUSHES NORTHEASTWARD TO THE NORTH OF THE FORECAST AREA.
THE DIV-Q GRIDS SHOW WEAK SYNOPTIC SCALE ASCENT FROM THIS EVENING
INTO SATURDAY ABOUT EARLY AFTERNOON.  SOME MID LEVEL MOISTURE WILL
BE AROUND BUT THERE IS LITTLE LOW LEVEL MOISTURE TO DEAL WITH...NO
POPS OVER THE PLAINS FOR SATURDAY...BUT WILL KEEP ISOLATED GOING
IN THE MOUNTAINS.

LONG TERM DISCUSSION:  BY SATURDAY NIGHT...THE UPPER TROUGH/CLOSED
LOW PUSHES EASTWARD WELL NORTH OF THE FORECAST AREA WITH WEAK ZONAL
FLOW PROGGED FOR THE FORECAST AREA BY SUNDAY.  BY LATE SUNDAY INTO
MONDAY AN UPPER RIDGE BUILDS UP INTO THE FORECAST AREA FROM THE
SOUTH.  LOW LEVEL PRESSURE AND WINDS FIELDS SHOW A BIT OF COLD FRONT
AND UPSLOPE FOR MONDAY.  THE MOISTURE GRIDS SHOW VERY LITTLE
MOISTURE BY EARLY SUNDAY MORNING.  THIS CONTINUES INTO MONDAY...WITH
A BIT OF INCREASE BY MONDAY AFTERNOON.  THE MAIN THING IS THAT THE
LOW LEVELS ARE VERY DRY AND EVEN LIMITED POPS WILL BE HARD TO COME
BY.  NO POPS FOR SUNDAY.  WILL PUT ISOLATED IN FOR MONDAY
AFTERNOON.  TEMPERATURES ARE PROGGED TO CONTINUE VERY WARM...WITH A
BIT OF COOLER ON MONDAY.  IN THE EXTENDED PERIOD...MODELS INDICATE A
LARGE UPPER LEVEL RIDGE CENTERED JUST WEST OF THE FORECAST AREA FOR
TUESDAY THROUGH FRIDAY.  SOME LOW AND MIDDLE LEVEL MOISTURE IS
INDICATED OVER THE FORECAST SO WILL KEEP SLIGHT CHANCE GOING.
TUESDAY LOOKS COOLER THEN THE REST OF THE EXTENDED DAYS.   RJK

.DEN...NONE.

The radar

The Denver radar (KFTG), 29 km away, was scanning. The volume nearest the first event began at 23:21 UTC.

Open the radar archive at this moment

Event by event

1 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Denver

When
June 21, 4:21 PM MST
Where
Denver County, (Den)denver Intl Arp
Measured
56 kt (64 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
39.767, -104.883

What these are

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 2002Every state in 2002This day in weather historyWarnings in Colorado, June 2002

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: 5305166.