Alert archive / Colorado / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 39, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 4, 1995, 4:40 PM MDT for Arapahoe County, Denver County, Colorado. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Jun 4, 1995, 4:40 PM MDT (22:40 UTC)
- Expired
- Jun 4, 1995, 5:29 PM MDT
- In force
- 49 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Arapahoe County, CO, Denver County, CO
The radar
The Denver radar (KFTG), 10 km from the middle of the area, began a volume at 22:39 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, 10.7 hours before the alert went out and 119 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.
- Mixed-layer CAPE
- 126 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 646 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KDEN 042240 RRA
SVRDEN
COC005-031-042330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
440 PM MDT SUN JUN 04 1995
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
SOUTHWESTERN ARAPAHOE AND SOUTHWESTERN DENVER
INCLUDING THE FOLLOWING LOCATIONS
ARAPAHOE PARK...AURORA...CHERRY HILLS VILLAGE...DENVER...
ENGLEWOOD...LITTLETON AND SHERIDAN
AT 438 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM IN SOUTHWEST DENVER.
THE STORM WAS MOVING EAST AT 15 MPH.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR EASTERN
COLORADO UNTIL 800PM MDT.
LESZCYNSKI
LAT...LON 3955 10468 3957 10497 3959 10508 3966 10509
3969 10506 3967 10468What 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 4, 1:15 PM MDT, 3 hours 25 minutes before
COZ036-040>041-046-042000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 115 PM MDT SUN JUN 04 1995 ...THUNDERSTORMS DELOPING OVER THE PALMER DIVIDE EARLY THIS AFTERNOON... AT 110 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS DEVELOPING OVER SOUTHERN JEFFERSON...DOUGLAS...ELBERT... AND NORTHERN LINCOLN COUNTIES. THIS AREA HAD NOT BEEN COVERED BY CLOUDS EARLIER TODAY SO THE HEATING OF THE SUN ENABLED THUNDERSTORMS TO DEVELOP. THEY WERE MOVING TO THE EAST-NORTHEAST AT 15 TO 20 MPH. PEOPLE IN CASTLE ROCK...ELIZABETH...AND THE PINERY CAN EXPECT BRIEF HEAVY RAIN AND SMALL HAIL WITH THESE STORMS. RJK
Special weather statement, Jun 4, 1:57 PM MDT, 2 hours 43 minutes before
COZ036-040>041-046-042000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 158 PM MDT SUN JUN 04 1995 ...THUNDERSTORMS CONTINUING OVER THE PALMER DIVIDE THIS AFTERNOON... AT 156 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING OVER CENTRAL DOUGLAS...CENTRAL ELBERT...AND NORTHERN LINCOLN COUNTIES. A STATE TROOPER SAW A POSSIBLE FUNNEL CLOUD JUST SOUTH OF CASTLE ROCK WITH PEA SIZED HAIL REPORTED IN THE TOWN. THE STORMS WERE PUSHING EAST-NORTHEAST AT 15 TO 20 MPH. PEOPLE IN CASTLE ROCK...ELIZABETH...AND THE PINERY CAN EXPECT BRIEF HEAVY RAIN AND SMALL HAIL WITH THESE STORMS. RJK
Special weather statement, Jun 4, 1:58 PM MDT, 2 hours 42 minutes before
COZ036-040>041-046-042000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 158 PM MDT SUN JUN 04 1995 ...THUNDERSTORMS CONTINUING OVER THE PALMER DIVIDE THIS AFTERNOON... AT 156 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING OVER CENTRAL DOUGLAS...CENTRAL ELBERT...AND NORTHERN LINCOLN COUNTIES. A STATE TROOPER SAW A POSSIBLE FUNNEL CLOUD JUST SOUTH OF CASTLE ROCK WITH PEA SIZED HAIL REPORTED IN THE TOWN. THE STORMS WERE PUSHING EAST-NORTHEAST AT 15 TO 20 MPH. PEOPLE IN CASTLE ROCK...ELIZABETH...AND THE PINERY CAN EXPECT BRIEF HEAVY RAIN AND SMALL HAIL WITH THESE STORMS. RJK
Special weather statement, Jun 4, 2:42 PM MDT, 1 hour 58 minutes before
COZ036-040>041-046-042120- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 242 PM MDT SUN JUN 04 1995 ...THUNDERSTORMS CONTINUING OVER THE PALMER DIVIDE THIS AFTERNOON... AT 238 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING OVER CENTRAL AND NORTHEASTERN DOUGLAS...CENTRAL ELBERT...AND NORTHERN LINCOLN COUNTIES. THE STRONGEST STORM WAS LOCATED 15 MILES NORTH-NORTHEAST OF LIMON. THESE STORMS HAVE BEEN PRODUCING HEAVY RAIN...FREQUENT LIGHTNING...AND SMALL HAIL AS THEY MOVE EAST-NORTHEASTWARD AT 15 TO 20 MPH. THERE WAS ALSO A REPORT OF A POSSIBLE FUNNEL CLOUD NEAR CASTLE ROCK AT 1:53 PM MDT. PEOPLE IN CASTLE ROCK...ELIZABETH...AND BUICK...AND AGATE SHOULD CONTINUE TO MONITOR THE WEATHER SITUATION IN THERE AREAS. RJK
Special weather statement, Jun 4, 3:28 PM MDT, 1 hour 12 minutes before
COZ036-039>041-046-042150- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 328 PM MDT SUN JUN 04 1995 AT 326 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING OVER NORTHEASTERN DOUGLAS...CENTRAL ELBERT ...AND NORTHERN LINCOLN COUNTIES. THE STRONGEST STORM WAS LOCATED NEAR MATHESON AND RESOLIS IN ELBERT COUNTIES. THUNDERSTORMS WERE ALSO DEVELOPING OVER NORTHERN JEFFERSON AND SOUTHERN BOULDER COUNTIES. THESE STORMS HAVE BEEN PRODUCING HEAVY RAIN...FREQUENT LIGHTNING...AND SMALL HAIL AS THEY MOVE EAST-NORTHEASTWARD AT 15 TO 20 MPH. THERE WAS A REPORT OF PEA SIZED HAIL COVERING THE GROUND IN PARKER IN NORTHEAST DOUGLAS COUNTY AT 3:20 PM MDT. RJK
Special weather statement, Jun 4, 3:57 PM MDT, 43 minutes before
COZ041-046-042245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 357 PM MDT SUN JUN 04 1995 ...THUNDERSTORMS CONTINUE IN ELBERT COUNTY... AT 355 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF STRONG THUNDERSTORMS MOVING ACROSS EASTERN ELBERT COUNTY...ENTERING NORTHWEST LINCOLN COUNTY. THE STRONGEST STORM WAS 4 MILES WEST OF SIMLA...OR ABOUT 22 MILES WEST OF LIMON. THE STORMS WERE MOVING EAST AT 15 MPH. HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THE STORMS. PEOPLE IN EASTERN ELBERT AND WESTERN LINCOLN COUNTIES SHOULD BE PREPARED FOR RAPIDLY CHANGING WEATHER CONDITIONS...AND BE PREPARED TO MOVE INDOORS WHEN THUNDERSTORMS APPROACH. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR SOUTHEAST COLORADO UNTIL 8PM THIS EVENING. LESZCYNSKI
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 1:05 AM MDT | Flash Flood Warning | BOU | Washington | 115 min |
| Jun 4, 4:25 PM MDT | Tornado Warning | BOU | Lincoln | 35 min |
| Jun 4, 4:59 PM MDT | Tornado Warning | BOU | Lincoln | 31 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.