Alert archive / Colorado / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 71, NWS Denver/Boulder, CO

June 23, 1995Weld County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 23, 1995, 6:15 PM MDT for Weld County, Colorado. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Jun 23, 1995, 6:15 PM MDT (00:15 UTC)
Expired
Jun 23, 1995, 6:45 PM MDT
In force
30 min
Issued by
NWS Denver/Boulder, CO
Area
Whole counties

County Weld County, CO

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.3 hours before the alert went out and 125 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 1995-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1995-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2670 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
-71 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 240017 RRA
SVRDEN
COC123-240045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
615 PM MDT FRI JUN 23 1995

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES

IN NORTHEASTERN COLORADO
     SOUTH CENTRAL WELD

INCLUDING THE FOLLOWING LOCATIONS
     HARDEN AND RIVERSIDE RESERVOIR

AT 613 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 5 MILES EAST OF KERSEY ...OR ABOUT 24 MILES EAST
OF GREELEY.

THE STORM WAS MOVING SOUTH SOUTHEAST AT 10 MPH.

IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY
SHELTER AWAY FROM CREEK BEDS AND OTHER FLOOD-PRONE AREAS.
REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING
HAIL...DAMAGING WINDS OVER 60 MPH...DEADLY LIGHTNING...AND VERY
HEAVY RAIN.

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

THIS WARNING REPLACES THE SEVERE THUNDERSTORM WARNING ISSUED AT 536 PM
FOR CENTRAL WELD COUNTY.

LESZCYNSKI...WSFO DENVER.  

LAT...LON 4022 10421 4022 10445 4043 10443 4043 10422

What forecasters said that day

The local office's own words before this severe thunderstorm 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 23, 3:50 PM MDT, 2 hours 25 minutes before
COZ041-232245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
350 PM MDT FRI JUN 23 1995

...STRONG THUNDERSTORMS IN DOUGLAS COUNTY...

AT 345 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES EAST OF CASTLE ROCK ...OR ABOUT 25 MILES
SOUTH OF DENVER.  OTHER STRONG THUNDERSTORMS WERE EAST AND SOUTHEAST OF
LARKSPUR.  THE STORMS WERE MOVING EAST SOUTHEAST AT 15 TO 20 MPH.

PEOPLE IN THE FOLLOWING LOCATIONS OF CASTLE ROCK...ELBERT...ELIZABETH...
FRANKTOWN... GREENLAND...KIOWA...LARKSPUR AND PONDEROSA PARK SHOULD BE
ALERT FOR BRIEF HEAVY RAIN...SMALL HAIL AND GUSTY WINDS UNTIL 430 PM.

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

LESZCYNSKI
Special weather statement, Jun 23, 3:52 PM MDT, 2 hours 23 minutes before
COZ041-232245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
350 PM MDT FRI JUN 23 1995

...STRONG THUNDERSTORMS IN DOUGLAS COUNTY...

AT 345 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES EAST OF CASTLE ROCK ...OR ABOUT 25 MILES
SOUTH OF DENVER.  OTHER STRONG THUNDERSTORMS WERE EAST AND SOUTHEAST OF
LARKSPUR.  THE STORMS WERE MOVING EAST SOUTHEAST AT 15 TO 20 MPH.

PEOPLE IN THE FOLLOWING LOCATIONS OF CASTLE ROCK...ELBERT...ELIZABETH...
FRANKTOWN... GREENLAND...KIOWA...LARKSPUR AND PONDEROSA PARK SHOULD BE
ALERT FOR BRIEF HEAVY RAIN...SMALL HAIL AND GUSTY WINDS UNTIL 430 PM.

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

LESZCYNSKI
Special weather statement, Jun 23, 4:38 PM MDT, 1 hour 37 minutes before
COZ040-045-232330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
438 PM MDT FRI JUN 23 1995

...THUNDERSTORMS DEVELOPING IN CENTRAL ADAMS COUNTY...

AT 435 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS DEVELOPING IN CENTRAL ADAMS COUNTY.  THE STRONGEST
STORM WAS 10 MILES WEST OF LEADER ...OR ABOUT 42 MILES SOUTHEAST OF
GREELEY.  THE STORMS WERE MOVING EAST AT 15 MPH.

PEOPLE IN CENTRAL ADAMS COUNTY...INCLUDING THE LOCATIONS OF BENNETT...
DENVER INTL AIRPORT...LEADER...MANILA VILLAGE AND WATKINS SHOULD BE
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS.  BRIEF HEAVY RAIN...
HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING CAN BE EXPECTED WITH THE
STORMS.

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

LESZCYNSKI...WSFO DENVER
Special weather statement, Jun 23, 5:26 PM MDT, 49 minutes before
COZ040-044>045-049-240015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
526 PM MDT FRI JUN 23 1995

...THUNDERSTORMS CONTINUE IN NORTHEAST COLORADO...

AT 520 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS OVER SOUTHERN WASHINGTON...CENTRAL ADAMS...AND CENTRAL
ARAPAHOE COUNTIES.  THE STRONGEST STORMS WERE 10 MILES NORTHWEST OF
ELBA IN WASHINGTON COUNTY...OR ABOUT 46 MILES SOUTH OF STERLING AND 15
MILES NORTHEAST OF STRASBURG IN ADAMS COUNTY...OR ABOUT 40 MILES
NORTHEAST OF DENVER.  MOVEMENT OF THE STORMS WERE EAST AT 15 MPH.

BRIEF HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THESE
STORMS.  PEOPLE IN WASHINGTON...CENTRAL ADAMS AND CENTRAL ARAPAHOE
COUNTIES INCLUDING THE FOLLOWING LOCATIONS OF ADENA...ANTON... ARICKAREE
SCHOOL...BENNETT...BYERS...COUNTRY GARDENS...DEER TRAIL...ELBA...HOYT...
JOLLY RANCH...LAST CHANCE...LEADER...LINDON...SHAMROCK...STRASBURG...
WOODLIN SCHOOL AND WOODROW SHOULD BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS AND BE PREPARED TO MOVE INDOORS WHEN THUNDERSTORMS APPROACH.

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

LESZCYNSKI...WSFO DENVER.
Special weather statement, Jun 23, 5:27 PM MDT, 48 minutes before
COZ041-046>047-240025-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
527 PM MDT FRI JUN 23 1995

...A LINE OF STRONG THUNDERSTORMS RUMBLING ACROSS ELBERT COUNTY...

AT 525 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A LINE OF
STRONG THUNDERSTORMS MOVING EAST ACROSS WESTERN ELBERT COUNTY.  THE
STRONGEST STORMS WERE LOCATED 14 MILES NORTH OF KIOWA AND 4 MILES
NORTHEAST OF SIMLA.  MOVEMENT OF THESE STORMS WAS TO THE EAST AT 10 TO
15 MPH.

THIS LINE OF THUNDERSTORMS IS EXPECTED TO MOVE THROUGH EASTERN ELBERT
COUNTY AND INTO WESTERN LINCOLN COUNTY BY 615 PM MDT.  STORMS ALONG THIS
LINE MAY PRODUCE WIND GUSTS TO 50 MPH...FREQUENT CLOUD-TO-GROUND
LIGHTNING...VERY HEAVY RAIN AND 1/4 TO 1/2 INCH DIAMETER HAIL.  STORMS
MAY INTENSIFY AS THEY MOVE EAST INTO RICHER MOISTURE.

PERSONS IN THE PATH OF THESE STORMS...PARTICULARLY PERSONS IN THE
VICINITY OF MATHESON AND SIMLA IN SOUTHEAST ELBERT COUNTY SHOULD REMAIN
ON THE LOOKOUT FOR SEVERE WEATHER WEATHER.  TO REPORT SEVERE WEATHER
HAVE YOUR LOCAL LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONA
WEATHER SERVICE IN DENVER.

BAKER

LAT...LON 3868 10336 3869 10402 3913 10402 3914 10459
          3955 10455 3956 10336
Special weather statement, Jun 23, 5:59 PM MDT, 16 minutes before
COZ046>047-240100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
559 PM MDT FRI JUN 23 1995

...STRONG THUNDERSTORMS MOVING INTO CENTRAL LINCOLN COUNTY...

AT 555 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED AN AREA
OF STRONG THUNDERSTORMS MOVING OUT OF SOUTHEAST ELBERT COUNTY INTO
WESTERN CENTRAL LINCOLN COUNTY.  THE STRONGEST STORMS WERE LOCATED 12
MILES SOUTHWEST OF LIMON IN ELBERT COUNTY AND 4 MILES SOUTH OF HUGO IN
LINCOLN COUNTY.  MOVEMENT OF THESE STORMS WAS TO THE EAST AT 10 TO
15 MPH.

THIS LINE OF THUNDERSTORMS IS EXPECTED TO MOVE THROUGH LINCOLN COUNTY
BY 7 PM.  THUNDERSTORMS MAY PRODUCE WIND GUSTS TO 50 MPH...FREQUENT
CLOUD-TO-GROUND LIGHTNING...VERY HEAVY RAIN AND 1/4 TO 1/2 INCH DIAMETER
HAIL.  STORMS MAY INTENSIFY AS THEY MOVE EAST ACROSS CENTRAL AND
SOUTHERN LINCOLN COUNTY.

PERSONS IN THE PATH OF THESE STORMS SHOULD REMAIN ALERT FOR THE
POSSIBILITY OF SEVERE WEATHER.  TO REPORT SEVERE WEATHER HAVE YOUR LOCAL
LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN DENVER.

BAKER

LAT...LON 3866 10327 3862 10403 3916 10402 3936 10403
          3946 10375 3956 10342

Nearby

Severe Thunderstorm Warnings in Colorado, 1995Every severe thunderstorm warning in 1995

Sources

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