Alert archive / Colorado / Tornado Warnings in 1993
Tornado Warning 4, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jun 2, 1993, 12:31 PM MDT for Arapahoe County, Denver County, Colorado. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1993, 12:31 PM MDT (18:31 UTC)
- Expired
- Jun 2, 1993, 1:00 PM MDT
- In force
- 29 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Arapahoe County, CO, Denver County, CO
The nearest sounding before it
Fort Carson/Butt, CO (KFCS), launched 12:00Z, 6.5 hours before the alert went out and 114 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
- 14 J/kg
- Mixed-layer CIN
- -171 J/kg
- Mixed-layer LCL
- 1880 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 123 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 021832
TORDEN
COC005-031-021900-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
1231 PM MDT WED JUN 02 1993
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 100 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN NORTHEASTERN COLORADO
EXTREME SOUTHWESTERN ARAPAHOE AND SOUTHERN DENVER
INCLUDING THE FOLLOWING LOCATIONS
CHERRY HILLS VILLAGE...DENVER...ENGLEWOOD...LITTLETON AND
SHERIDAN
AT 1229 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A POSSIBLE TORNADO OVER DENVER.
AMATEUR RADIO WEATHER SPOTTERS REPORTED A FUNNEL CLOUD ASSOCIATED WITH
THIS THUNDERSTORM AT I-25 AND COLORADO. THIS STORM CAN VERY QUICKLY
PRODUCE A TORNADO.
THE STORM WAS MOVING EAST ABOUT 15 MILES AN HOUR.
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 3957 10489 3957 10504 3973 10504 3971 10489What 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 2, 11:25 AM MDT, 1 hour 6 minutes before
COZ002-004-011-012-013-030600- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 1125 AM MDT WED JUN 02 1993 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS DENVER JACKSON LOGAN SEDGWICK YUMA ARAPAHOE DOUGLAS JEFFERSON MORGAN SUMMIT BOULDER GILPIN LARIMER PARK WASHINGTON CLEAR CREEK GRAND LAKE PHILLIPS WELD SHOWERS AND THUNDERSTORMS ARE ALREADY DEVELOPING IN THE MOUNTAINS AND URBAN CORRIDOR LATE THIS MORNING. DESPITE THE DRYNESS EXPERIENCED YESTERDAY...MOISTURE HAS SURGED BACKED INTO THE URBAN CORRIDOR. THE ATMOSPHERE IS RATHER UNSTABLE AND WILL REMAIN SO AS AN UPPER LEVEL SYSTEM MOVES ACROSS THE AREA TODAY. THE WIND FIELD THIS MORNING IS ALSO GIVING INDICATIONS OF DEVELOPING IN SUCH A WAY AS TO SUPPORT SEVERE WEATHER. THE THREAT WILL INITIALLY BE OVER THE MOUNTAINS...FOOTHILLS AND URBAN CORRIDOR. BY EARLY TO MID AFTERNOON THE THREAT WILL SPREAD EASTWARD INTO THE PLAINS REACHING THE BORDER COUNTIES EAST OF AKRON DURING THE EVENING HOURS. TORNADOES...HAIL...DAMAGING WINDS AND LIGHTNING WILL BE THE MAIN THREATS. SPOTTERS HAVE BEEN ACTIVATED ALONG THE URBAN CORRIDOR AND WILL LIKELY BE ACTIVATED FURTHER EAST AS THE SEVERE WEATHER THREAT INCREASES THERE. WOLF
Special weather statement, Jun 2, 11:26 AM MDT, 1 hour 5 minutes before
COZ002-004-011-012-013-030600- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 1125 AM MDT WED JUN 02 1993 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS DENVER JACKSON LOGAN SEDGWICK YUMA ARAPAHOE DOUGLAS JEFFERSON MORGAN SUMMIT BOULDER GILPIN LARIMER PARK WASHINGTON CLEAR CREEK GRAND LAKE PHILLIPS WELD SHOWERS AND THUNDERSTORMS ARE ALREADY DEVELOPING IN THE MOUNTAINS AND URBAN CORRIDOR LATE THIS MORNING. DESPITE THE DRYNESS EXPERIENCED YESTERDAY...MOISTURE HAS SURGED BACKED INTO THE URBAN CORRIDOR. THE ATMOSPHERE IS RATHER UNSTABLE AND WILL REMAIN SO AS AN UPPER LEVEL SYSTEM MOVES ACROSS THE AREA TODAY. THE WIND FIELD THIS MORNING IS ALSO GIVING INDICATIONS OF DEVELOPING IN SUCH A WAY AS TO SUPPORT SEVERE WEATHER. THE THREAT WILL INITIALLY BE OVER THE MOUNTAINS...FOOTHILLS AND URBAN CORRIDOR. BY EARLY TO MID AFTERNOON THE THREAT WILL SPREAD EASTWARD INTO THE PLAINS REACHING THE BORDER COUNTIES EAST OF AKRON DURING THE EVENING HOURS. TORNADOES...HAIL...DAMAGING WINDS AND LIGHTNING WILL BE THE MAIN THREATS. SPOTTERS HAVE BEEN ACTIVATED ALONG THE URBAN CORRIDOR AND WILL LIKELY BE ACTIVATED FURTHER EAST AS THE SEVERE WEATHER THREAT INCREASES THERE. WOLF
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 12:14 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson | 21 min |
| Jun 2, 12:14 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Denver | 31 min |
| Jun 2, 12:46 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 29 min |
| Jun 2, 12:47 PM MDT | Tornado Warning | BOU | Arapahoe, Denver | 33 min |
| Jun 2, 1:12 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 28 min |
| Jun 2, 1:12 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 18 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.