Alert archive / Colorado / Tornado Warnings in 1993
Tornado Warning 14, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jul 9, 1993, 7:46 PM MDT for Adams County, Washington County, Colorado. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Jul 9, 1993, 7:46 PM MDT (01:46 UTC)
- Expired
- Jul 9, 1993, 8:15 PM MDT
- In force
- 29 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Adams County, CO, Washington County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 00:00Z, 1.8 hours before the alert went out and 46 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
- 250 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 3497 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 100146
TORDEN
COC001-121-100215-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
746 PM MDT FRI JUL 09 1993
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 815 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN NORTHEASTERN COLORADO
EXTREME EASTERN ADAMS AND WEST CENTRAL WASHINGTON
INCLUDING THE FOLLOWING LOCATIONS
LAST CHANCE...SHAMROCK AND WOODLIN SCHOOL
AT 746 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A POSSIBLE TORNADO 7 MILES SOUTHEAST OF SHAMROCK ...OR ABOUT 38
MILES NORTH OF LIMON. THE STORM WAS MOVING EAST AT 30 MPH.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
HOLMESWhat 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, Jul 9, 4:55 PM MDT, 2 hours 51 minutes before
COZ012>013-092330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 455 PM MDT FRI JUL 09 1993 ...STRONG THUNDERSTORM MOVING THROUGH SOUTHERN WASHINGTON COUNTY... AT 455 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 6 MILES NORTHEAST OF ANTON ...OR ABOUT 58 MILES SOUTH OF STERLING. THE STORM WAS MOVING EAST AT 30 MPH. IF YOU LIVE NEAR ANTON...ARICKAREE SCHOOL...COPE...ELBA AND THURMAN MOVE INDOORS UNTIL THIS STORM PASSES. BRIEF HEAVY RAIN...HAIL...AND TORNADOS ARE POSSIBLE WITH THIS STORM. A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000 PM MDT. HOLMES
Special weather statement, Jul 9, 4:58 PM MDT, 2 hours 48 minutes before
COZ012>013-092330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 455 PM MDT FRI JUL 09 1993 ...STRONG THUNDERSTORM MOVING THROUGH SOUTHERN WASHINGTON COUNTY... AT 455 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 6 MILES NORTHEAST OF ANTON ...OR ABOUT 58 MILES SOUTH OF STERLING. THE STORM WAS MOVING EAST AT 30 MPH. IF YOU LIVE NEAR ANTON...ARICKAREE SCHOOL...COPE...ELBA AND THURMAN MOVE INDOORS2 UNTIL THIS STORM PASSES. BRIEF HEAVY RAIN...HAIL...AND TORNADOS ARE POSSIBLE WITH THIS STORM. A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000 PM MDT. HOLMES
Special weather statement, Jul 9, 6:40 PM MDT, 1 hour 6 minutes before
COZ012-100115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 640 PM MDT FRI JUL 09 1993 ...LINE OF STRONG THUNDERSTORMS OVER EASTERN ADAMS COUNTY... AT 640 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS OVER EASTERN ADAMS COUNTY. THE LINE EXTENDED FROM WOODROW TO STRASBURG. THE STRONGEST THUNDERSTORM WAS OVER LEADER ...OR ABOUT 46 MILES NORTHWEST OF LIMON. THESE STORMS WERE MOVING NORTHEAST AT 20 MPH. IF YOU LIVE NEAR LEADER AND SHAMROCK BE ON THE LOOK OUT FOR SEVERE WEATHER AND MOVE INDOORS. A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000 PM MDT. HOLMES
Special weather statement, Jul 9, 6:42 PM MDT, 1 hour 4 minutes before
COZ012-100115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 640 PM MDT FRI JUL 09 1993 ...LINE OF STRONG THUNDERSTORMS OVER EASTERN ADAMS COUNTY... AT 640 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS OVER EASTERN ADAMS COUNTY. THE LINE EXTENDED FROM WOODROW TO STRASBURG. THE STRONGEST THUNDERSTORM WAS OVER LEADER ...OR ABOUT 46 MILES NORTHWEST OF LIMON. THESE STORMS WERE MOVING NORTHEAST AT 20 MPH. IF YOU LIVE NEAR LEADER AND SHAMROCK BE ON THE LOOK OUT FOR SEVERE WEATHER AND MOVE INDOORS. A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000 PM MDT. HOLMES
Special weather statement, Jul 9, 7:39 PM MDT, 7 minutes before
COZ012-100200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 739 PM MDT FRI JUL 09 1993 ... STRONG THUNDERSTORM CROSSING THE ADAMS AND WASHINGTON COUNTY BORDER... AT 739 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 7 MILES SOUTHEAST OF SHAMROCK ...OR ABOUT 38 MILES NORTH OF LIMON. THE STORM WAS MOVING EAST AT 30 MPH. THIS THUNDERSTORM WAS INCREASING IN INTENSITY. HEAVY RAIN...HAIL...AND TORNADOS ARE ALL POSSIBLE WITH THIS STORM. IF YOU LIVE NEAR LAST CHANCE...SHAMROCK AND WOODLIN SCHOOL BE PREPARED TO MOVE INDOORS IF THIS STORM APPROACHES. A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000PM MDT. HOLMES
Special weather statement, Jul 9, 7:42 PM MDT, 4 minutes before
COZ012-100200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 739 PM MDT FRI JUL 09 1993 ... STRONG THUNDERSTORM CROSSING THE ADAMS AND WASHINGTON COUNTY BORDER... AT 739 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 7 MILES SOUTHEAST OF SHAMROCK ...OR ABOUT 38 MILES NORTH OF LIMON. THE STORM WAS MOVING EAST AT 30 MPH. THIS THUNDERSTORM WAS INCREASING IN INTENSITY. HEAVY RAIN...HAIL...AND TORNADOS ARE ALL POSSIBLE WITH THIS STORM. IF YOU LIVE NEAR LAST CHANCE...SHAMROCK AND WOODLIN SCHOOL BE PREPARED TO MOVE INDOORS IF THIS STORM APPROACHES. A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000PM MDT. HOLMES
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 6:54 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 36 min |
| Jul 9, 8:10 PM MDT | Tornado Warning | BOU | Washington | 35 min |
| Jul 9, 8:40 PM MDT | Tornado Warning | BOU | Lincoln, Washington | 35 min |
| Jul 9, 9:15 PM MDT | Tornado Warning | BOU | Lincoln, Washington | 30 min |
| Jul 10, 4:20 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 40 min |
| Jul 10, 4:57 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Sedgwick | 33 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.