Alert archive / Colorado / Tornado Warnings in 1993
Tornado Warning 6, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jun 3, 1993, 2:21 PM MDT for Weld County, Colorado. It was in force for 24 min.
The area
The counties it named.
The facts
- Issued
- Jun 3, 1993, 2:21 PM MDT (20:21 UTC)
- Expired
- Jun 3, 1993, 2:45 PM MDT
- In force
- 24 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Weld County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 8.4 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.
- Mixed-layer CAPE
- 331 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 1031 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 032020
TORDEN
COC123-032045-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
221 PM MDT THU JUN 03 1993
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 245 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN NORTHEASTERN COLORADO
SOUTH CENTRAL WELD
INCLUDING THE FOLLOWING LOCATIONS
ROGGEN
AT 218 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A POSSIBLE TORNADO 4 MILES WEST OF ROGGEN ...OR ABOUT 23 MILES
SOUTHEAST OF GREELEY.
THE STORM WAS MOVING SOUTHEAST AT ABOUT 18 MPH.
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.
LAT...LON 4007 10433 4016 10454 4023 10449 4021 10428
DELGADOWhat 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 3, 12:39 PM MDT, 1 hour 42 minutes before
COZ011-031915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 1237 PM MDT THU JUN 03 1993 AT 1235 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM JUST WEST OF LOVELAND ...OR ABOUT 12 MILES SOUTH OF FORT COLLINS. THE STORM WAS MOVING EAST AT 15 MPH. PEOPLE IN THE FOLLOWING LOCATIONS OF HARMONY...LOVELAND AND WINDSOR SHOULD BE PREPARED FOR BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS UNTIL ABOUT 115 PM. CONTINUE TO MONITOR NOAA WEATHER RADIO...THE WEATHER CHANNEL OR THE LOCAL NEWS MEDIA FOR FURTHER UPDATES. A TORNADO WATCH REMAIN IN EFFECT FOR MUCH OF EASTERN COLORADO UNTIL 4PM. LESZCYNSKI
Special weather statement, Jun 3, 1:20 PM MDT, 1 hour 1 minute before
COZ011-012-031945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 120 PM MDT THU JUN 03 1993 AT 120 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS MOVING THROUGH CENTRAL WELD COUNTY. THE LINE EXTENDED FROM NEAR HEREFORD...OR 45 MILES NORTHEAST OF FORT COLLINS...TO NEAR JOHNSTOWN...OR ABOUT 20 MILES SOUTH OF FORT COLLINS. THE LINE OF OTHER THUNDERSTORMS WERE DEVELOPING OVER EXTREME EASTERN BOULDER COUNTY ...EAST AND SOUTHEAST OF LONGMONT. AT 110 PM MDT...COUNTY EMERGENCY PERSONNEL REPORTED MARBLE SIZE HAIL IN MILLIKEN. PEOPEL IN WELD COUNTY...INCLUDING THE LOCATIONS OF BRIGGSDALE...GROVER ... HEREFORD...KEOTA...NEW RAYMER...STONEHAM...MILLIKEN AND GREELEY SHOULD BE ALERT FOR BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS UNTIL 220 PM. A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF EASTERN COLORADO UNTIL 4PM. D-L
Special weather statement, Jun 3, 1:20 PM MDT, 1 hour 1 minute before
COZ011-012-031945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 120 PM MDT THU JUN 03 1993 AT 120 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS MOVING THROUGH CENTRAL WELD COUNTY. THE LINE EXTENDED FROM NEAR HEREFORD...OR 45 MILES NORTHEAST OF FORT COLLINS...TO NEAR JOHNSTOWN...OR ABOUT 20 MILES SOUTH OF FORT COLLINS. THE LINE OF OTHER THUNDERSTORMS WERE DEVELOPING OVER EXTREME EASTERN BOULDER COUNTY ...EAST AND SOUTHEAST OF LONGMONT. AT 110 PM MDT...COUNTY EMERGENCY PERSONNEL REPORTED MARBLE SIZE HAIL IN MILLIKEN. PEOPEL IN WELD COUNTY...INCLUDING THE LOCATIONS OF BRIGGSDALE...GROVER ... HEREFORD...KEOTA...NEW RAYMER...STONEHAM...MILLIKEN AND GREELEY SHOULD BE ALERT FOR BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS UNTIL 220 PM. A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF EASTERN COLORADO UNTIL 4PM. D-L
Special weather statement, Jun 3, 1:43 PM MDT, 38 minutes before
COZ011-012-032000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 145 PM MDT THU JUN 03 1993 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER NORTHEAST DENVER... AT 140 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS DEVELOPING RAPIDLY NORTH OF AURORA IN WESTERN ADAMS COUNTY ...OR ABOUT 10 MILES NORTHEAST OF DENVER. ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED SOUTHEAST OF AURORA IN WESTERN ARAPAHOE COUNTY. ALL THE THUNDERSTORM ACTIVITY WAS MOVING EAST AT 20 MPH. PEOPLE IN ADAMS AND ARAPAHOE COUNTIES...INCLUDING THE LOCATIONS OF WATKINS AND BENNETT...AND MOTORISTS ALONG INTERSTATE 70 SHOULD BE PREPARED FOR RAPIDLY CHANGING WEATHER CONDITIONS. THESE STORMS ARE CAPABLE OF PRODUCING BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS. CONTINUE TO MONITOR NOAA WEATHER RADIO...THE WEATHER CHANNEL...OR THE LOCAL NEWS MEDIA FOR FURTHER UPDATES. A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF EASTERN COLORADO UNTIL 4PM. D-L
Special weather statement, Jun 3, 1:45 PM MDT, 36 minutes before
COZ011-012-032000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 145 PM MDT THU JUN 03 1993 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER NORTHEAST DENVER... AT 140 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS DEVELOPING RAPIDLY NORTH OF AURORA IN WESTERN ADAMS COUNTY ...OR ABOUT 10 MILES NORTHEAST OF DENVER. ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED SOUTHEAST OF AURORA IN WESTERN ARAPAHOE COUNTY. ALL THE THUNDERSTORM ACTIVITY WAS MOVING EAST AT 20 MPH. PEOPLE IN ADAMS AND ARAPAHOE COUNTIES...INCLUDING THE LOCATIONS OF WATKINS AND BENNETT...AND MOTORISTS ALONG INTERSTATE 70 SHOULD BE PREPARED FOR RAPIDLY CHANGING WEATHER CONDITIONS. THESE STORMS ARE CAPABLE OF PRODUCING BRIEF HEAVY RAIN...HAIL AND GUSTY WINDS. CONTINUE TO MONITOR NOAA WEATHER RADIO...THE WEATHER CHANNEL...OR THE LOCAL NEWS MEDIA FOR FURTHER UPDATES. A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF EASTERN COLORADO UNTIL 4PM. D-L
Special weather statement, Jun 3, 2:20 PM MDT, 1 minute before
COZ011-012-032200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 220 PM MDT THU JUN 3 1993 ...THUNDERSTORMS MOVING THROUGH THE NORTHEAST PLAINS... AT 218 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM EASTERN LOGAN COUNTY THROUGH SOUTHEASTERN MORGAN COUNTY TO CENTRAL ARAPAHOE COUNTY. THE LINE WAS MOVING EAST AT 20 MPH WHILE INDIVIDUAL STORMS WERE MOVING NORTHEAST THROUGH THE LINE AT 15 MPH. THE STRONGEST STORM WAS LOCATED ABOUT 5 MILES NORTHEAST OF BYERS. THESE STORMS HAVE THE POTENTIAL TO PRODUCE STRONG WINDS...LARGE HAIL AND HEAVY RAIN. CONDITIONS ARE ALSO FAVORABLE FOR ISOLATED TORNADOES. A LARGE PORTION OF EASTERN COLORADO REMAINS UNDER A TORNADO WATCH UNTIL 900 PM THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATMENTS OR POSSIBLE WARNINGS. DELGADO
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 11:45 AM MDT | Severe Thunderstorm Warning | BOU | Larimer | 30 min |
| Jun 3, 12:20 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 25 min |
| Jun 3, 2:00 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 30 min |
| Jun 3, 2:10 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
Nearby
Tornado Warnings in Colorado, 1993Every tornado warning in 1993Tornadoes in 1993
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.