Alert archive / Colorado / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 113, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 10, 1996, 8:12 PM MDT for Weld County, Colorado. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 10, 1996, 8:12 PM MDT (02:12 UTC)
- Expired
- Jul 10, 1996, 9:15 PM MDT
- In force
- 63 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Weld County, CO
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 2.2 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
- 261 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 2758 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KDEN 110214 SVRDEN COC123-110315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DENVER CO 812 PM MDT WED JUL 10 1996 THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTIES... IN NORTHEAST COLORADO...NORTHEASTERN WELD INCLUDING THE FOLLOWING LOCATIONS...KEOTA AT 806 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTHEAST OF KEOTA...OR ABOUT 43 MILES WEST OF STERLING. AT 806 PM MDT AMATEUR RADIO WEATHER SPOTTERS REPORTED 1 INCH AND LARGER DIAMETER HAIL ABOUT 7 MILES NORTHEAST OF PAWNEE BUTTES. THE STORM WAS MOVING SOUTH AT 15 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. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN DENVER.
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, Jul 10, 5:16 PM MDT, 2 hours 56 minutes before
COZ042-048-102345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 511 PM MDT WED JUL 10 1996 ...THUNDERSTORM IN NEBRASKA MOVING SOUTHEAST... AT 515 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 22 MILES NORTHWEST OF WESTPLAINS...OR ABOUT 43 MILES NORTHWEST OF STERLING. THE STORM WAS MOVING TO THE SOUTH SOUTHEAST AT 15 MILES PER HOUR. PERSONS IN NORTHEAST WELD AND EXTREME NORTHWEST LOGAN COUNTIES SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE OF SAFETY IF BAD WEATHER APPROACHES. ET
Special weather statement, Jul 10, 5:56 PM MDT, 2 hours 16 minutes before
COZ042-048-110000-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
552 PM MDT WED JUL 10 1996
...THUNDERSTORM IN
NORTHEASTERN WELD AND NORTHWESTERN LOGAN COUNTIES...
AT 548 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM OVER EXTREME NORTHEASTERN WELD COUNTY...OR ABOUT 36
MILES NORTHWEST OF STERLING.
THE STORM WAS MOVING SOUTH AT 15 MILES PER HOUR. IF THIS STORM
MAINTAINS ITS PRESENT TRACK AND SPEED IT WILL BE ABOUT 9 MILES EAST
OF KAUFMAN AND 15 MILES NORTH OF STONEHAM COLORADO AT 630 PM MDT.
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.Special weather statement, Jul 10, 5:57 PM MDT, 2 hours 15 minutes before
COZ042-048-110100-
SPECIAL WEATHER STATEMENT...CORRECTION FOR TIME IN PARAGRAPH 2
NATIONAL WEATHER SERVICE DENVER CO
552 PM MDT WED JUL 10 1996
...THUNDERSTORM IN
NORTHEASTERN WELD AND NORTHWESTERN LOGAN COUNTIES...
AT 548 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM OVER EXTREME NORTHEASTERN WELD COUNTY...OR ABOUT 36
MILES NORTHWEST OF STERLING.
THE STORM WAS MOVING SOUTH AT 15 MILES PER HOUR. IF THIS STORM
MAINTAINS ITS PRESENT TRACK AND SPEED IT WILL BE ABOUT 9 MILES EAST
OF KAUFMAN AND 15 MILES NORTH OF STONEHAM COLORADO AT 7 PM MDT.
SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE
OF SAFETY IF BAD WEATHER APPROACHES.
DlANGEROUS LIGHTNING...SMALL HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS
WILL OCCUR WITH THIS STORM.Special weather statement, Jul 10, 7:33 PM MDT, 39 minutes before
COZALL-110200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 730 PM MDT WED JUL 10 1996 ...SEVERE THUNDERSTORM WATCH FOR EASTERN COLORADO CANCELLED... THE SEVERE THUNDERSTORM WATCH FOR MUCH OF EASTERN COLORADO HAS BEEN CANCELLED AT 730 PM MDT. THUNDERSTORMS OVER EASTERN COLORADO ARE WEAKENING AND NO LONGER APPEAR TO BE STRONG ENOUGH TO PRODUCE ANY SEVERE THUNDERSTORMS. AT 730 PM MDT THE STRONGEST THUNDERSTORM WAS LOCATED IN NORTHEAST WELD COUNTY ABOUT 9 MILES NORTH OF KAUFMAN OR 85 MILES NORTHWEST OF AKRON COLORADO. THIS THUNDERSTORM WAS MOVING SOUTH ABOUT 10 MPH. END...GCF...WSFO DENVER
Special weather statement, Jul 10, 7:51 PM MDT, 21 minutes before
COZ042-110300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 750 PM MDT WED JUL 10 1996 ...STRONG THUNDERSTORM IN NORTHEAST WELD COUNTY... AT 750 PM MDT RADAR INDICATED A STRONG THUNDERSTORM RUMBLING OVER NORTHEAST WELD COUNTY. THIS THUNDERSTORM HAS MOVED VERY SLOWLY SOUTH FROM NEBRASKA AND WAS LOCATED ABOUT 12 MILES NORTHWEST OF KAUFMAN OR 50 MILES SOUTHEAST OF CHEYENNE WYOMING. MOVE INDOORS IF THIS THUNDERSTORM APPROACHES YOUR AREA. IT IS CAPABLE OF PRODUCING HEAVY RAIN AND HAIL IN ADDITION TO GUSTY WINDS AND DEADLY LIGHTNING. END...GCF...WSFO DENVER
Local storm report, Jul 10, 8:02 PM MDT, 10 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
835 PM MDT WED JUL 11 1996
TIME(MDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
626 PM MISSILE SIL CO MARBLE SIZE HAIL
07/11/96 WELD COUNTY PUBLIC REPORT
RAYThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 6:26 PM MDT | Tornado Warning | BOU | Logan, Weld | 34 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; the sounding from the Mesonet's radiosonde archive.