Alert archive / Colorado / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 39, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 13, 1997, 6:12 PM MDT for Elbert County, Colorado. It was in force for 48 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 13, 1997, 6:12 PM MDT (00:12 UTC)
- Expired
- Jun 13, 1997, 7:00 PM MDT
- In force
- 48 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Elbert County, CO
The radar
The Denver radar (KFTG), 66 km from the middle of the area, began a volume at 00:11 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, 6:30 PM MDT | Tornado F0 | Matheson, CO | A multi-vortex tornado touched down. The path length and width of the storm was approximated. |
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
Denver, CO (KDNR), launched 00:00Z, 0.2 hours before the alert went out and 101 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
- 42 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 1375 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What 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, 4 hours 15 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, 3 hours 18 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, 3 hours 17 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 42 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, 1 hour 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, 45 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 DENVERThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 6:12 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 33 min |
| Jun 13, 6:30 PM MDT | Flash Flood Warning | BOU | Weld | 16 hr |
| Jun 13, 6:57 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 43 min |
| Jun 13, 7:07 PM MDT | Tornado Warning | BOU | Elbert | 23 min |
| Jun 13, 7:30 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 45 min |
| Jun 13, 8:15 PM MDT | Tornado Warning | BOU | Elbert | 30 min |
| Jun 13, 8:47 PM MDT | Tornado Warning | BOU | Elbert, Lincoln | 43 min |
| Jun 13, 9:31 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 44 min |
| Jun 14, 3:53 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 42 min |
| Jun 14, 3:55 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer | 35 min |
| Jun 14, 4:22 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 23 min |
| Jun 14, 4:26 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 29 min |
| Jun 14, 4:26 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Washington | 29 min |
| Jun 14, 4:39 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 51 min |
| Jun 14, 4:45 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 30 min |
| Jun 14, 5:00 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Washington | 35 min |
| Jun 14, 5:00 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 35 min |
| Jun 14, 5:23 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 52 min |
| Jun 14, 5:51 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 29 min |
Nearby
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.