Alert archive / Colorado / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 38, NWS Denver/Boulder, CO

June 3, 1995Arapahoe County, Elbert County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 3, 1995, 5:15 PM MDT for Arapahoe County, Elbert County, Colorado. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Jun 3, 1995, 5:15 PM MDT (23:15 UTC)
Expired
Jun 3, 1995, 5:50 PM MDT
In force
35 min
Issued by
NWS Denver/Boulder, CO
Area
Whole counties

Counties Arapahoe County, CO, Elbert County, CO

The radar

The Denver radar (KFTG), 44 km from the middle of the area, began a volume at 23:15 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.3 hours before the alert went out and 97 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 12:00Z on 1995-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 78 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 12:00Z on 1995-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.19395878Sfc1 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
78 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
1004 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
68 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 
WUUS1 KDEN 032315 RRA
SVRDEN
COC039-005-042350-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
515 PM MDT SAT JUN 03 1995

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 550 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES

IN EAST CENTRAL COLORADO
     NORTHWESTERN ELBERT

IN NORTHEASTERN COLORADO
     CENTRAL ARAPAHOE

INCLUDING THE FOLLOWING LOCATIONS
     COUNTRY GARDENS AND STRASBURG

AT 512 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 9 MILES SOUTHWEST OF COUNTRY GARDENS ...
OR ABOUT 28 MILES EAST OF DENVER.

THE STORM WAS MOVING NORTH AT 20 MPH.

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

A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL
900PM MDT.  SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING.  PREPARE TO MOVE TO A PLACE OF
SAFETY IN A STURDY STRUCTURE SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM IF A TORNADO IS SPOTTED.

LAT...LON 3953 10431 3944 10462 3972 10456 3973 10425

ENTREKIN

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 3, 1:44 PM MDT, 3 hours 31 minutes before
COZ036-032025-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
144 PM MDT SAT JUN 03 1995

...THUNDERSTORMS IN SOUTHERN JEFFERSON COUNTY...

AT 142 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG
THUNDERSTORM OVER SOUTHERN JEFFERSON AND SOUTHWESTERN DOUGLAS COUNTIES.
THE STORM WAS MOVING SLOWLY NORTH AT 5 TO 10 MPH.  SPOTTERES REPORTED
HEAVY RAIN AND SMALL HAIL WITH THIS STORM.

PEOPLE IN ASPEN PARK...BAILEY...BUFFALO CREEK...CHEESMAN RESERVOIR...
SHAFFERS CROSSING...SHAWNEE...SOUTH PLATTE...SPRUCEWOOD...DECKERS...AND
WELLINGTON LAKE SHOULD BE ALERT FOR THE POTENTIAL OF SEVERE WEATHER WITH
THIS STORM.

A FLASH FLOOD WATCH IS IN EFFECT FOR THIS AREA THROUGH MIDNIGHT TONIGHT.
BE ALERT FOR RISING WATER IN STREAMS AND RIVERS AND PREPARE TO MOVE TO
HIGHER GROUND.

RJK
Special weather statement, Jun 3, 1:46 PM MDT, 3 hours 29 minutes before
COZ036-032025-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
144 PM MDT SAT JUN 03 1995

...THUNDERSTORMS IN SOUTHERN JEFFERSON COUNTY...

AT 142 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG
THUNDERSTORM OVER SOUTHERN JEFFERSON AND SOUTHWESTERN DOUGLAS COUNTIES.
THE STORM WAS MOVING SLOWLY NORTH AT 5 TO 10 MPH.  SPOTTERES REPORTED
HEAVY RAIN AND SMALL HAIL WITH THIS STORM.

PEOPLE IN ASPEN PARK...BAILEY...BUFFALO CREEK...CHEESMAN RESERVOIR...
SHAFFERS CROSSING...SHAWNEE...SOUTH PLATTE...SPRUCEWOOD...DECKERS...AND
WELLINGTON LAKE SHOULD BE ALERT FOR THE POTENTIAL OF SEVERE WEATHER WITH
THIS STORM.

A FLASH FLOOD WATCH IS IN EFFECT FOR THIS AREA THROUGH MIDNIGHT TONIGHT.
BE ALERT FOR RISING WATER IN STREAMS AND RIVERS AND PREPARE TO MOVE TO
HIGHER GROUND.

RJK
Special weather statement, Jun 3, 2:24 PM MDT, 2 hours 51 minutes before
COZ040>041-043-032100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
225 PM MDT SAT JUN 03 1995

...THUNDERSTORMS DEVELOPING RAPIDLY ACROSS THE EASTERN URBAN CORRIDOR...

AT 2:22 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATING A LINE OF
THUNDERSTORMS DEVELOPING FROM WESTERN ARAPAHOE THROUGH EASTERN DENVER
INTO SOUTHCENTRAL WELD COUNTIES...INCLUDING DENVER INTERNATIONAL
AIRPORT.

THESE STORMS WILL PRODUCE HEAVY RAINS AND SMALL HAIL AS THEY MOVE
NORTHWARD AT 10 TO 15 MPH.  PEA SIZED HAIL WAS REPORTED AT I-225 AND
TAMARAC IN THE SOUTHEAST METRO AREA.

A FLASSH FLOOD WATCH IS IN EFFECT FOR THE ENTIRE METRO AREA THROUGH
MIDNIGHT TONIGHT...FOR HEAVY RAINS ARE LIKLEY.

8RJK
Special weather statement, Jun 3, 2:25 PM MDT, 2 hours 50 minutes before
COZ040>041-043-032100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
225 PM MDT SAT JUN 03 1995

...THUNDERSTORMS DEVELOPING RAPIDLY ACROSS THE EASTERN URBAN CORRIDOR...

AT 2:22 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATING A LINE OF
THUNDERSTORMS DEVELOPING FROM WESTERN ARAPAHOE THROUGH EASTERN DENVER
INTO SOUTHCENTRAL WELD COUNTIES...INCLUDING DENVER INTERNATIONAL
AIRPORT.

THESE STORMS WILL PRODUCE HEAVY RAINS AND SMALL HAIL AS THEY MOVE
NORTHWARD AT 10 TO 15 MPH.  PEA SIZED HAIL WAS REPORTED AT I-225 AND
TAMARAC IN THE SOUTHEAST METRO AREA.

A FLASSH FLOOD WATCH IS IN EFFECT FOR THE ENTIRE METRO AREA THROUGH
MIDNIGHT TONIGHT...FOR HEAVY RAINS ARE LIKLEY.

RJK
Special weather statement, Jun 3, 4:48 PM MDT, 27 minutes before
COZ040>041-032330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
449 PM MDT SAT JUN 03 1995

AT 445 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS CONTINUING OVER NORTHEASTERN DOUGLAS...SOUTH
CENTRAL ARAPAHOE...AND WESTERN ELEBERT CCOUNTIES.  SPOTTERES REPORTED
1/2 HAIL NEAR THE TOWN OF ELIZABETH IN WESTERN ELBERT COUNTY.

PEOPLE IN ARAPAHOE PARK...ELIZABETH...KIOWA...PONDEROSA PARK AND THE
PINERY SHOULD BE PREPARED FOR HEAVY RAINS AND SMALL HAIL AS THESE
STORMS PUSH NORTHEASTWARD AT 15 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 9 PM FOR ALL OF EASTERN
COLORADO.

RJK
Special weather statement, Jun 3, 4:49 PM MDT, 26 minutes before
COZ040>041-032330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
449 PM MDT SAT JUN 03 1995

AT 445 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS CONTINUING OVER NORTHEASTERN DOUGLAS...SOUTH
CENTRAL ARAPAHOE...AND WESTERN ELEBERT CCOUNTIES.  SPOTTERES REPORTED
1/2 HAIL NEAR THE TOWN OF ELIZABETH IN WESTERN ELBERT COUNTY.

PEOPLE IN ARAPAHOE PARK...ELIZABETH...KIOWA...PONDEROSA PARK AND THE
PINERY SHOULD BE PREPARED FOR HEAVY RAINS AND SMALL HAIL AS THESE
STORMS PUSH NORTHEASTWARD AT 15 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 9 PM FOR ALL OF EASTERN
COLORADO.

RJK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 6:15 PM MDTSevere Thunderstorm WarningBOUAdams, Weld30 min
Jun 2, 6:30 PM MDTSevere Thunderstorm WarningBOUAdams, Weld45 min
Jun 3, 2:31 PM MDTTornado WarningBOUAdams, Weld29 min
Jun 3, 2:41 PM MDTTornado WarningBOUDouglas34 min
Jun 3, 3:11 PM MDTTornado WarningBOUAdams, Arapahoe, Denver34 min
Jun 3, 3:25 PM MDTSevere Thunderstorm WarningBOUDouglas35 min
Jun 3, 3:32 PM MDTSevere Thunderstorm WarningBOUWashington43 min
Jun 3, 3:38 PM MDTTornado WarningBOUDouglas37 min
Jun 3, 4:23 PM MDTSevere Thunderstorm WarningBOUWashington22 min
Jun 3, 4:23 PM MDTSevere Thunderstorm WarningBOUMorgan37 min
Jun 3, 5:17 PM MDTTornado WarningBOUAdams43 min

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; radar from the NEXRAD Level II archive.