Alert archive / Colorado / Tornado Warnings in 1992

Tornado Warning 15, NWS Denver/Boulder, CO

June 26, 1992Morgan County, Weld County, Colorado

NWS Denver/Boulder, CO issued this tornado warning at Jun 26, 1992, 6:42 PM MDT for Morgan County, Weld County, Colorado. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 26, 1992, 6:42 PM MDT (00:42 UTC)
Expired
Jun 26, 1992, 7:15 PM MDT
In force
33 min
Issued by
NWS Denver/Boulder, CO
Area
Whole counties

Counties Morgan County, CO, Weld County, CO

What was reported inside it

TimeReportWhereRemark
Jun 26, 6:43 PM MDTTornado F0Morgan, CO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 0.7 hours before the alert went out and 95 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 00:00Z on 1992-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 914 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 1992-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
914 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1575 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
-7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KDEN 270044
TORDEN
COC087-123-270115-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
642 PM MDT FRI JUN 26 1992

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 715 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES

IN NORTHEASTERN COLORADO
     EXTREME WEST CENTRAL MORGAN AND SOUTH CENTRAL WELD

INCLUDING THE FOLLOWING LOCATIONS
     PROSPECT VALLEY AND WIGGINS

AMATEUR RADIO WEATHER SPOTTERS REPORTED A TORNADO AT 640PM JUST SOUTH OF
  INTERSTATE 76...2 MILES WEST OF WELD AND MORGAN COUNTY LINE.  THE
TORNADO SHOWED LITTLE MOVEMENT.

A VOLUNTEER FIREMAN ALSO REPORTED A TORNADO AT 640PM 1 MILE EAST OF
PROSPECT VALLEY.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT.  GET
UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE.  IF NO
BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET.  USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY
FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER.  IF NO SHELTER IS AVAILABLE...LIE FLAT IN
THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH
YOUR HANDS.

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.

HOLZINGER

LAT...LON 4012 10410 4002 10424 4008 10442 4028 10412

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 26, 1:57 PM MDT, 4 hours 45 minutes before
COZ002-004-011-262030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
155 PM MDT FRI JUN 26 1992

...THUNDERSTORMS CONTINUE TO DEVELOP ALONG FRONT RANGE...

AT 150 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG
THUNDERSTORMS JUST WEST OF POUDRE PARK IN LARIMER COUNTY...OR 20 MILES
WEST OF FORT COLLINS AND IN BETWEEN WARD IN BOULER COUNTY AND GEORGETOWN
IN CLEAR CREEK COUNTY...OR ABOUT 40 MILES WEST NORTHWEST OF DENVER.
THE STORMS WERE MOVING NORTHEAST AT 15 MPH.

RADAR ESTIMATED ONE HALF INCH AN HOUR RAINFALL RATE WITH THESE STORMS.

HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THE STORMS.
DUE TO THE RECENT HEAVY RAINS IN THIS AREA...IT WON'T TAKE MUCH MORE
RAIN TO CAUSE LOCAL FLOODING.  BE WARY OF WATER ON ROADWAYS.  THE
WATER MAY BE DEEPER THAN YOU THINK.

A TORNADO WATCH IS IN EFFECT FOR THE ENTIRE FRONT RANGE AND PARTS OF
EASTERN COLORADO UNTIL 8PM MDT TONIGHT.  CONTINUE TO MONI'TOR NOAA
WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

LESZCYNSKI
Special weather statement, Jun 26, 3:47 PM MDT, 2 hours 55 minutes before
COZ002-004-011-012-262245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
345 PM MDT FRI JUN 26 1992

...THUNDERSTORMS CONTINUE IN EASTERN COLORADO...

AT 340 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED
SHOWERS AND THUNDERSTORMS OVER PORTIONS OF EASTERN COLORADO.  THE
STRONGEST STORMS WERE IN WEST OF LAST CHANCE IN WASHINGTON COUNTY OR
60 MILES SOUTH OF STERLING...NORTH OF BRIGGSDALE IN WELD COUNTY OR
40 MILES EAST OF FORT COLLINS...NORTH OF ESTES PARK IN LARIMER COUNTY
...AND WEST OF LARKSPUR IN DOUGLAS COUNTY...OR ABOUT 35 MILES SOUTH OF
DENVER.  MOVEMENT OF THE SHOWER AND THUNDERSTORM ACTIVITY WAS NORTHEAST
AT 15 MPH.

HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THE
STRONGER STORMS.  FLOODING OF ROADAYS AND LOW-LYING AREAS IS POSSIBLE.
BE WARY OF WATER ON ROADWAYS.  THE WATER MAY BE DEEPER THAN YOU THINK.

A TORNADO WATCH IS IN EFFECT FOR THE ENTIRE FRONT RANGE AND PARTS OF
EASTERN COLORADO UNTIL 8PM MDT TONIGHT.  CONTINUE TO MONITOR NOAA
WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

LESZCYNSKI
Special weather statement, Jun 26, 4:30 PM MDT, 2 hours 12 minutes before
COC115-262300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
430 PM MDT FRI JUN 26 1992

...A STRONG THUNDERSTORM WAS MOVING SLOWLY OVER CENTRAL SEDGWICK
COUNTY...

AT 325 PM MDT DOPPLER RADAR CONTINUED TO SHOW A STRONG STORM NEAR
JUSLESBURG...55 MILES NORTHEAST OF STERLING.  HALF-INCH HAIL WAS
REPORTED AROUND 415 PM BY THE SEDGWICK COUNTY SHERIFF'S OFFICE.

THE STORM WAS DRIFTING SLOWLY SOUTHEAST AND WILL PRODUCE HEAVY RAIN AND
SOME HAIL OVER THE CENTRAL AND EASTERN PARTS OF THE COUNTY.

RUFF
Special weather statement, Jun 26, 4:31 PM MDT, 2 hours 11 minutes before
COZ011-262315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
430 PM MDT FRI JUN 26 1992

...STRONG THUNDERSTORMS OVER DOUGLAS AND ADAMS COUNTIES...

AT 425 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG
THUNDERSTORMS OVER DOUGLAS AND ARAPAHOE COUNTIES.  ONE STORM WAS ALONG
THE ADAMS...WASHINGTON COUNTY LINE MOVING NORTH AT 15 MPH.  OTHER STRONG
STORMS WERE IN DOUGLAS COUNTY NEAR NEAR PARKER...OR 20 MILES SOUTHEAST
OF DENVER...AND JUST WEST OF CASTLE ROCK OR 30 MILES SOUTH OF DENVER.
THE STORMS IN DOUGLAS COUNTY WERE MOVING NORTHEAST AT 15 MPH.

PEOPLE IN NORTHWEST DOUGLAS COUNTY AND NORTHERN ADAMS COUTY SHOULD
BE ALERT FOR THREATENING WEATHER...AND BE PREPARED TO MOVE TO A
PLACE OF SAFETY IF THUNDERSTORMS APPROACH.

HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THESE
STRONGER STORMS.  FLOODING OF ROADAYS AND LOW-LYING AREAS IS POSSIBLE.
BE WARY OF WATER ON ROADWAYS.  THE WATER MAY BE DEEPER THAN YOU THINK.

THE TORNADO WATCH IS NO LONGER IN EFFECT FOR EASTERN JACKSON...EASTERN
GRAND...CLEAR CREEK AND GILPIN COUNTIES...BUT REMAINS IN EFFECT FOR
MUCH OF THE FRONT RANGE AND PARTS OF EASTERN EASTERN COLORADO UNTIL
8PM MDT TONIGHT.  CONTINUE TO MONITOR NOAA WEATHER RADIO OR LOCAL NEWS
MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

LESZCYNSKI
Special weather statement, Jun 26, 5:15 PM MDT, 1 hour 27 minutes before
COZ011-012-013-014-015-016-270200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
515 PM MDT FRI JUN 26 1992

...TWO TORNADO WATCHES COVER MOST OF EASTERN COLORADO...

A TORNADO WATCH IS CONTINUING UNTIL 8PM FOR A LARGE PART OF EASTERN
COLORADO.  THIS WATCH INCLUDES THE FOLLOWING COUNTIES...EASTERN
FREMONT...EASTERN PARK...TELLER...ELBERT...EL PASO...SOUTHWESTERN
LINCOLN...LARIMER...WESTERN AND CENTRAL ADAMS...ARAPAHOE...BOULDER...
DENVER...DOUGLAS...JEFFERSON...WESTERN AND CENTRAL WELD...WESTERN
BENT...CROWLEY...EASTERN CUSTER...HUERFANO...WESTERN KIOWA... LAS
ANIMAS...OTERO...AND PUEBLO.

TOWNS AND CITIES IN THE TORNADO WATCH AREA ARE...TRINIDAD...
WALSENBURG...LA JUNTA...LAS ANIMAS...ORDWAY...PUEBLO...CANON CITY...
COLORADO SPRINGS...WOODLAND PARK...LIMON...KIOWA...CASTLE ROCK...
CONIFER...DEER TRAIL...BENNET...METRO DENVER...BOULDER...GREELEY...AND
FORT COLLINS.

A SECOND TORNADO WATCH HAS BEEN ISSUED UNTIL 11PM FOR THE FOLLOWING
COUNTIES IN EASTERN COLORADO...EASTERN ADAMS...LOGAN...MORGAN...PHILLIPS
...SEDGWICK...WASHINGTON...EASTERN WELD...AND YUMA.

THIS SECOND WATCH INCLUDES THE TOWNS AND CITIES OF...WRAY...AKRON...
FORT MORGAN...HOLYOKE...STERLING..c.AND JULESBURG.

MH
Special weather statement, Jun 26, 6:05 PM MDT, 37 minutes before
COZ011-270200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
600 PM MDT FRI JUN 26 1992

...STRONG THUNDERSTORMS IN PARK...CLEAR CREEK AND JEFFERSON COUNTIES...

AT 550 PM MDT...NATIONAL WEATHER SERVICE RADAR SHOWED STRONG
THUNDERSTORMS OVER NORTHERN PARK...SOUTHERN CLEAR CREEK AND WESTERN
JEFFERSNON COUNTIES.  THE STRONGEST STORM WAS NEAR THE GUANELLA PASS
AREA...OR ABOUT 45 MILES WEST OF DENVER AND NEAR BAILEY IN PARK COUNTY
...OR ABOUT 40 MILES SOUTWEST OF DENVER.  THE STORMS WERE MOVING
NORTHEAST AT 20 MPH.

PEOPLE IN CLEAR CREEK...PARK AND WESTERN JEFFERSON COUNTIES...INCLUDING
THE LOCATIONS OF OF IDAHO SPRINGS...EL RANCHO...EVERGREEN AND CONIFER
SHOULD BE ALERT FOR BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS UNTIL 7PM
MDT TONIGHT.  LOCAL FLOODING OF ROADWAYS AND LOW-LYING AREAS IS POSSIBLE
WITH THE STRONGER STORMS.  THE WATER MAY BE DEEPER THAN YOU THINK.

CONTINUE TO MONITOR NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER
UPDATES.

LESZCYNSKI

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 6:24 PM MDTSevere Thunderstorm WarningBOUMorgan, Weld36 min
Jun 26, 8:20 PM MDTSevere Thunderstorm WarningBOUDouglas, Elbert40 min

Nearby

Tornado Warnings in Colorado, 1992Every tornado warning in 1992Tornadoes in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.