Alert archive / Colorado / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 97, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 24, 1996, 7:34 PM MDT for Weld County, Colorado. It was in force for 51 min. 2 reports 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 24, 1996, 7:34 PM MDT (01:34 UTC)
- Expired
- Jun 24, 1996, 8:25 PM MDT
- In force
- 51 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Weld County, CO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 24, 8:00 PM MDT | Thunderstorm Wind 52 | Greeley, CO | |
| Jun 24, 8:00 PM MDT | Thunderstorm Wind 52 | Greeley, 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, 1.6 hours before the alert went out and 125 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
- 732 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 3198 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 250138
SVRDEN
COC123-250225-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
734 PM MDT MON JUN 24 1996
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 825 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
SOUTH CENTRAL WELD
INCLUDING THE FOLLOWING LOCATIONS
BARNESVILLE...EVANS...FORT LUPTON...GARDEN CITY...GILL...
GREELEY...HUDSON...KEENESBURG...KERSEY...LA SALLE...LUCERNE
...MILTON RESERVOIR...PECKHAM...PROSPECT VALLEY...
RIVERSIDE RESERVOIR AND ROGGEN
AT 734 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERAL SEVERE THUNDERSTORMS OVER SOUTH CENTRAL WELD COUNTY.
THE STRONGEST STORMS ARE LOCATED JUST NORTH OF ROGGEN AND ABOUT
5 MILES SOUTHEAST OF PLATTEVILLE.
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.
INTENSE LIGHTNING IS REPORTED WITH THIS STORM. IF OUTDOORS...
STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE
INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND
DOORS AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY.
TRY TO UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE
THUNDERSTORM APPROACHES.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR NORTH CENTRAL
AND EASTERN COLORADO UNTIL 900PM MDT.
ENTREKIN
LAT...LON 400\7 10416 4005 10480 4052 10470 4049 10419What 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 24, 3:38 PM MDT, 3 hours 56 minutes before
COZ043-242230-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
337 PM MDT MON JUN 24 1996
...STRONG THUNDERSTORM NORTHEAST OF DENVER...
AT 335 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A STRONG THUNDERSTORM 3 MILES WEST OF KEENESBURG ...OR ABOUT 24 MILES
SOUTH OF GREELEY. THE STORM WAS MOVING TO THE EAST NORTHEAST AT
10 TO 15 MPH.
ALL PEOPLE IN SOUTHERN WELD COUNTY COLORADO INCLUIDING THE FOLLOWING
AREAS...
HUDSON...KEENESBURG...PROSPECT VALLEY...RIVERSIDE RESERVOIR
AND ROGGEN
SHOULD BE ALERT FOR SMALL HAIL...STRONG GUSTY WINDS...BRIEF HEAVY
RAIN AND FREQUENT DANGEROUS LIGHTNING FROM THIS STORM UNTIL 430 PM MDT
THIS AFTERNOON.
A SEVERE T6HUNDERSTORM WATCH REMAINS IN EFFECT FOR NORTH CENTRAL
AND EASTERN COLORADO UNTIL 900PM MDT.
GARD...WSFO DENVER
LAT...LON 4004 10416 4003 10462 4016 10466 4042 10427Special weather statement, Jun 24, 6:04 PM MDT, 1 hour 30 minutes before
COZ043-250030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 555 PM MDT MON JUN 24 1996 ...STRONG THUNDERSTORM SOUTHCENTRAL WELD COUNTY... AT 335 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM JUST NORTH OF KEENESBURG. HAIL...BRIEF HEAVY RAIN ARE POSSIBLE WITH THIS STORM. SKYWARN SPOTTERS ALSO SPOTTED A BRIEF FUNNEL CLOUD AT 553 PM. THIS STORM WAS MOVING NORTH TO NORTHEAST AT 15 MPH. A SEVERFE THUNDERSTORM WATCH REMAINS IN EFFECT FOR NORTH CENTRAL AND EASTERN COLORADO UNTIL 900PM MDT. ENTREKIN
Special weather statement, Jun 24, 6:10 PM MDT, 1 hour 24 minutes before
COZ043-250030- SPECIAL WEATHER STATEMENT...CORRECTION FOR TIME... NATIONAL WEATHER SERVICE DENVER CO 555 PM MDT MON JUN 24 1996 ...STRONG THUNDERSTORM SOUTHCENTRAL WELD COUNTY... AT 555 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM JUST NORTH OF KEENESBURG. HAIL...BRIEF HEAVY RAIN ARE POSSIBLE WITH THIS STORM. SKYWARN SPOTTERS ALSO SPOTTED A BRIEF FUNNEL CLOUD AT 553 PM. THIS STORM WAS MOVING NORTH TO NO RTHEAST AT 15 MPH. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR NORTH CENTRAL AND EASTERN COLORADO UNTIL 900PM MDT. ENTREKIN
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 6:19 PM MDT | Tornado Warning | BOU | Weld | 31 min |
| Jun 24, 6:35 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 15 min |
| Jun 24, 6:52 PM MDT | Tornado Warning | BOU | Weld | 38 min |
| Jun 24, 7:05 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 40 min |
| Jun 24, 8:29 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 41 min |
| Jun 24, 8:43 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 32 min |
| Jun 24, 9:15 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 30 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.