Alert archive / Colorado / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 72, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 13, 1996, 6:54 PM MDT for Lincoln County, Colorado. It was in force for 51 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, 1996, 6:54 PM MDT (00:54 UTC)
- Expired
- Jun 13, 1996, 7:45 PM MDT
- In force
- 51 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Lincoln County, CO
The radar
The Pueblo radar (KPUX), 82 km from the middle of the area, began a volume at 00:58 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, 7:00 PM MDT | Hail 1 | Karval, 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 nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 0.9 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
- 98 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 2225 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -11 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 140055
SVRDEN
COC073-140145-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
654 PM MDT THU JUN 13 1996
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN EAST CENTRAL COLORADO
CENTRAL LINCOLN
INCLUDING THE FOLLOWING LOCATIONS
BOYERO AND KARVAL
AT 654 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 7 MILES NORTH OF KARVAL...OR ABOUT 33
MILES SOUTH OF LIMON.
THE STORM WAS MOVING TOWARD THE NORTHEAST AT 15 MPH.
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.
HEAVY RAIN CAN CAUSE FLOODING OF ROADS AND LOW-LYING AREAS. DRIVERS
SHOULD USE EXTREME CAUTION.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
HOLZINGER
LAT...LON 3866 10320 3872 10363 3894 10363 3911 10322What 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, 4:20 PM MDT, 2 hours 34 minutes before
COZ035-036-038-039-040-041-045-132245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 420 PM MDT WED JUN 12 1996 ...THUNDERSTORMS ON THE INCREASE... SHOWERS AND THUNDERSTORMS WILL INCREASE RAPIDLY BY 5PM IN SEVERAL AREAS. A GUST FRONT MOVING TOWARDS THE EASTERN METRO AREA WILL KICK OFF NEW THUNDERSTORMS OVER AND JUST EAST OF AURORA. MORE SHOWERS AND THUNDERSTORMS WILL DEVELOP SOUTH AND WEST OF THE DENVER METRO AREA OVER DOUGLAS...JEFFERSON...BOULDER...GILPIN AND CLEAR CREEK COUNTIES. DURING THE RUSH HOUR...DRIVE CAREFULLY. RTG
Special weather statement, Jun 13, 5:11 PM MDT, 1 hour 43 minutes before
COZ035-036-038-039-040-041-045-132245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 505 PM MDT WED JUN 12 1996 ...THUNDERSTORMS FOR THE DENVER RUSH HOUR... SHOWERS AND THUNDERSTORMS CONTINUED TO DEVELOP IN THE DENVER METRO AREA SINCE 430 PM. SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH 6PM FROM BOULDER TO IDAHO SPRINGS...TO GOLDEN... DENVER...PARKER...AURORA BRIGHTON AND BENNETT. THERE WILL LIKELY BE SOME LOCALVLY HEAVY RAIN AND SMALL HAIL FROM THESE STORMS. ANYONE OUT ON THE ROADS DURING THIS RUSH HOUR SHOULD DRIVE CAREFULLY AND SLOW DOWN FOR WET ROADS OR REDUCED VISIBILITIES. RTG
Special weather statement, Jun 13, 5:36 PM MDT, 1 hour 18 minutes before
COZ039-040-045-140015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 535 PM MDT WED JUN 12 1996 ...HEAVY RAIN IN THE METRO AREA... RAPIDLY DEVELOPING THUNDERSTORMS OVER LAKEWOOD...DENVER AND COMMERCE CITY WILL DROP HEAVY RAIN THROUGH 615PM TONIGHT. AN INCH OF RAIN IS LOCALLY POSSIBLE...ALONG WITH HAIL TO ONE HALF INCH IN DIAMETER. THESE STORMS WILL BE SLOWLY MOVING TO THE EAST TOWARDS DIA AND NORTHERN AURORA. ANYONE OUT ON THE ROADS UNDER THESE STORMS WILL EXPERIENCE LOWER VISIBILITIES...AND WET ROADS. SLOW DOWN TO AVOID HYDROPLANING. RTG
Special weather statement, Jun 13, 6:08 PM MDT, 46 minutes before
COZ039-040-045-140045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 610 PM MDT WED JUN 12 1996 ...HEAVY RAIN IN THE METRO AREA DECREASING... AFTER POUNDING PART OF DENVER WITH HEAVY RAIN SINCE 530 PM... THUNDERSTORMS OVER DENVER WERE WEAKENING AT 6PM. RADAR SHOWED WEAKENING STORMS OVER CENTRAL BOULDER COUNTY...NORTHERN JEFFERSON COUNTY...AND OVER DENVER AND AURORA. THE STORMS WERE ALSO MOVING EAST ABOUT 10MPH. RESIDENTS @OF THE NORTHERN AND EASTERN METRO AREA MAY SEE ANOTHER TENTH OF AN INCH OF WATER BY 630...BUT STORMS SHOULD BE DONE IN THE DENVER METRO AREA SHORTLY THERAFTER. RTG
Special weather statement, Jun 13, 6:34 PM MDT, 20 minutes before
COZ047-140130-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
633 PM MDT THU JUN 13 1996
...STRONG THUNDERSTORM IN SOUTHERN LINCOLN COUNTY...
NATIONAL WEATHER SERVICE DOPPLER AT 625PM INDICATED A STRONG
THUNDERSTORM WAS LOCATED IN SOUTHERN LINCOLN COUNTY. THE STORM WAS
9 MILES SOUTHWEST OF FORDER...OR ABOUT 43 MILES NORTH OF LA JUNTA.
OTHER THUNDERSTORMS WERE DEVELOPING IN LINCOLN COUNTY.
THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST AT 15 TO 20 MPH AND COULD
PRODUCE HAIL...STRONG WINDS...HEAVY RAIN...AND FREQUENT LIGHTNING. STAY
INSIDE IF THUNDERSTORMS ARE IN YOUR AREA.
HOLZINGER
LAT...LON 3854 10349 3853 10387 3854 10402 3903 10345
3893 10323The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 6:42 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 48 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 1996Every severe thunderstorm warning in 1996
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.