Alert archive / Colorado / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 38, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 13, 1997, 5:38 PM MDT for Elbert County, Colorado. It was in force for 37 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Jun 13, 1997, 5:38 PM MDT (23:38 UTC)
- Expired
- Jun 13, 1997, 6:15 PM MDT
- In force
- 37 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Elbert County, CO
The radar
The Denver radar (KFTG), 69 km from the middle of the area, began a volume at 23:42 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 13, 6:05 PM MDT | Hail 1 | Simla, CO |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 13, 2:00 PM MDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Fort Carson/Butt, CO (KFCS), launched 12:00Z, 11.6 hours before the alert went out and 71 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
- 147 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 678 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -41 m²/s²
- 0-3 km storm-relative helicity
- -4 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 132338
SVRDEN
COC039-140015-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
538 PM MDT FRI JUN 13 1997
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM MDT FOR PEOPLE IN THE
FOLLOWING COUNTIES...
IN EAST CENTRAL COLORADO
CENTRAL ELBERT
INCLUDING THE FOLLOWING LOCATIONS
ELBERT
AT 535 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 9 MILES EAST OF ELBERT...OR ABOUT 36 MILES WEST
OF LIMON.
THE STORM WAS MOVING EAST AT 10 MILES PER HOUR.
IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER
AWAY FROM CREEK BEDS AND OTHER FLOOD-PRONE AREAS. REMEMBER...A SEVERE
THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...DAMAGING WINDS OVER 60
MPH...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN COLORADO UNTIL
800 PM MDT.
REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN DENVER.
GARD...WSFO DENVER
LAT...LON 3914 10404 3915 10456 3932 10454 3931 10405What 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 13, 1:57 PM MDT, 3 hours 41 minutes before
COZ040-045-132100-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
155 PM MDT FRI JUN 13 1997
...STRONG THUNDERSTORMS EAST OF DENVER...
STRONG THUNDERSTORMS WILL PRODUCE HEAVY RAIN IN
CENTRAL ARAPAHOE...NORTHEASTERN DENVER AND CENTRAL ADAMS
COUNTIES OF COLORADO UNTIL 300 PM MDT THIS AFTERNOON.
AT 150 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER WATKINS...OR ABOUT 19 MILES EAST OF DENVER.
THE STORM WAS MOVING NORTH AT 5 TO 10 MILES PER HOUR.
PERSONS IN OR NEAR EASTERN DENVER INTERNATIONAL AIRPORT...BENNETT...
BYERS...COUNTRY GARDENS...LEADER...MANILA VILLAGE...STRASBURG AND
WATKINS
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE
OF SAFETY IF BAD WEATHER APPROACHES.
DANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS
WILL OCCUR WITH THIS STORM.
HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.
A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN COLORADO UNTIL
800 PM MDT.
GARD...WSFO DENVERSpecial weather statement, Jun 13, 2:54 PM MDT, 2 hours 44 minutes before
COZ045-132145-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
254 PM MDT FRI JUN 13 1997
...STRONG THUNDERSTORM PERSISTS EAST OF DENVER...
A STRONG THUNDERSTORM WITH HEAVY RAIN WILL PERSIST EAST OF DENVER IN
CENTRAL ARAPAHOE AND CENTRAL ADAMS COUNTIES OF COLORADO
UNTIL 400 PM MDT THIS AFTERNOON.
AT 250 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES SOUTHWEST OF DEER TRAIL...OR ABOUT 33
MILES NORTHWEST OF LIMON.
THE STORM WAS NEARLY STATIONARY BUT MAY MOVE SLOWLY TO THE NORTH
NORTHEAST AT 5 TO 10 MPH.
PERSONS IN OR NEAR BYERS...COUNTRY GARDENS...DEER TRAIL...LEADER AND
STRASBURG
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE
OF SAFETY IF BAD WEATHER APPROACHES.
DANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS
WILL OCCUR WITH THIS STORM.
HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.
A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN COLORADO UNTIL
800 PM MDT.
GARD...WSFO DENVERSpecial weather statement, Jun 13, 2:55 PM MDT, 2 hours 43 minutes before
COZ045-132145-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
254 PM MDT FRI JUN 13 1997
...STRONG THUNDERSTORM PERSISTS EAST OF DENVER...
A STRONG THUNDERSTORM WITH HEAVY RAIN WILL PERSIST EAST OF DENVER IN
CENTRAL ARAPAHOE AND CENTRAL ADAMS COUNTIES OF COLORADO
UNTIL 400 PM MDT THIS AFTERNOON.
AT 250 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES SOUTHWEST OF DEER TRAIL...OR ABOUT 33
MILES NORTHWEST OF LIMON.
THE STORM WAS NEARLY STATIONARY BUT MAY MOVE SLOWLY TO THE NORTH
NORTHEAST AT 5 TO 10 MPH.
PERSONS IN OR NEAR BYERS...COUNTRY GARDENS...DEER TRAIL...LEADER AND
STRASBURG
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE
OF SAFETY IF BAD WEATHER APPROACHES.
DANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS
WILL OCCUR WITH THIS STORM.
HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.
A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN COLORXADO UNTIL
800 PM MDT.
GARD...WSFO DENVERSpecial weather statement, Jun 13, 4:30 PM MDT, 1 hour 8 minutes before
COZ045-132330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 430 PM MDT FRI JUN 13 1997 ...STRONG THUNDERSTORM IN EASTERN ARAPAHOE COUNTY... AT 419 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 3 MILES EAST OF DEER TRAIL...OR ABOUT 30 MILES NORTHWEST OF LIMON COLORADO. THE STORM WAS MOVING SLOWLY TO THE EAST NORTHEAST AT 5 MILES PER HOUR. PERSONS IN OR NEAR DEER TRAIL SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE OF SAFETY IF BAD WEATHER APPROACHES. DANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS WILL OCCUR WITH THIS STORM. THIS STORM COULD PRODUCE UP TO 2 INCHES OF RAIN IN AN HOUR. HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLBOOD WATERS. A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN COLORADO UNTIL 800 PM MDT. GARD...WSFO DENVER
Special weather statement, Jun 13, 5:12 PM MDT, 26 minutes before
COZ041-140015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 513 PM MDT FRI JUN 13 1997 ...STRONG THUNDERSTORM IN CENTRAL ELBERT COUNTY COLORADO... AT 510 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER FONDIS...OR ABOUT 41 MILES WEST OF LIMON. THE STORM WAS MOVING EAST AT 10 TO 15 MILES PER HOUR. PERSONS IN OR NEAR ELBERT SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE OF SAFETY IF BAD WEATHER APPROACHES UNTIL 615 PM MDT THIS EVENING. DANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS WILL OCCUR WITH THIS STORM. HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS. A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN CO|LORADO UNTIL 800 PM MDT. GARD...WSFO DENVER
Special weather statement, Jun 13, 5:27 PM MDT, 11 minutes before
COZ045-046-049-140030-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
526 PM MDT FRI JUN 13 1997
...STRONG THUNDERSTORMS IN
SOUTHEASTERN ARAPAHOE...NORTHEASTERN ELBERT...NORTH CENTRAL
LINCOLN AND SOUTHWESTERN WASHINGTON COUNTIES OF COLORADO...
AT 518 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A A
STRONG THUNDERSTORM 4 MILES SOUTH OF AGATE...OR ABOUT 16 MILES
NORTHWEST OF LIMON.
THE STORM WAS MOVING EAST AT 15 MILES PER HOUR.
PERSONS IN OR NEAR AGATE AND JOLLY RANCH
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE
OF SAFETY IF BAD WEATHER APPROACHES UNTIL 630 PM MDT THIS EVENING.
DANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS
WILL OCCUR WITH THIS STORM.
HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.
A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF EASTERN COLORADO UNTIL
800 PM MDT.
GARD...WSFO DENVERNearby
Severe Thunderstorm Warnings in Colorado, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.