Alert archive / Colorado / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 151, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 14, 1996, 1:04 AM MDT for Elbert County, Lincoln County, Colorado. It was in force for 41 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 14, 1996, 1:04 AM MDT (07:04 UTC)
- Expired
- Jul 14, 1996, 1:45 AM MDT
- In force
- 41 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Elbert County, CO, Lincoln County, CO
The radar
The Pueblo radar (KPUX), 81 km from the middle of the area, began a volume at 07:05 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.
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 7.1 hours before the alert went out and 96 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
- 1605 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1342 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 298 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 7.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 140710
SVRDEN
COC039-073-140745-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
104 AM MDT SUN JUL 14 1996
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 145 AM MDT FOR PEOPLE IN THE
FOLLOWING COUNTIES...
IN EAST CENTRAL COLORADO
SOUTHEASTERN ELBERT AND SOUTHERN LINCOLN
INCLUDING THE FOLLOWING LOCATIONS
BOYERO...FORDER...KARVAL...KUTCH...PUNKIN CENTER AND WILD HORSE
POINT
AT 1252 AM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 4 MILES NORTH OF KARVAL...OR ABOUT 35 MILES SOUTH
OF LIMON. LARGE HAIL...WIND GUSTS TO 60 MPH AND TORNADOES ARE
POSSIBLE WITH THIS STORM.
THE STORM WAS MOVING SOUTHEAST AT 30 MILES PER HOUR...AND WILL
EFFECT THE TOWN OF WILD HORSE POINT BY 120 AM.
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.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.
REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN DENVER.
z
ENTREKIN
LAT...LON 3853 10320 3854 10392 3887 10402 3904 10318What 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 13, 8:03 PM MDT, 5 hours 1 minute before
COZALL-140300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 8 PM MDT SAT JUL 13 1996 ...TORNADO WATCH CANCELLED FOR I-25 CORRIDOR AND NEARBY COUNTIES... THE TORNADO WATCH HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES... EASTERN FREMONT...TELLER...EL PASO...LARIMER...ADAMS...ARAPAHOE... BOULDER....DENVER...DOUGLAS...JEFFERSON...WESTERN WELD...PUEBLO AND CROWLEY. THE TRHEAT OF SEVERE WEATHER IS PAST FOR ALL COMMUNITIES ALONG I-25 INCLUDING DENVER...COLORADO SPRINGS AND PUBELO AS WELL AS THE TOWNS OF GREELEY...FORT COLLINS AND BOULDER. THE TORNADO WATCH DOES CONTINUE UNTIL 9 PM MDT FOR THE FOLLOWING COUNTIES...CHEYENNE...ELBERT...KIT CARSON...LINCOLN...CENTRAL AND EASTERN WELD...LOGAN...MORGAN...PHILLIPS...SEDGWICK...WASHINGTON AND YUMA. END...BOODA...WSFO DENVER
Special weather statement, Jul 13, 8:15 PM MDT, 4 hours 49 minutes before
COZ042-048-140245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 810 PM MDT SAT JUL 13 1996 ...INTENSE THUNDERSTORM HEADING INTO WELD AND LOGAN COUNTIES... AT 810 PM MDT RADAR SHOWED AN INTENSE THUNDERSTORM MOVING ACROSS THE NORTHERN COLORADO BORDER INTO NORTHEASTERN WELD AND NORTHWESTERN LOGAN COUNTIES. THIS THUNDERSTORM HAS WEKEANED IN THE PAST 30 MINUTES BUT DID PRODUCE A TORNADO AND LARGE HAIL EARLIER WHILE IN WYOMING. THE THUNDERSTORM WAS MOVING SOUTHEAST ABOUT 30 MPH AND WILL PASS OVER OR NEAR THE FOLLOWING LOCATIONS...LOGAN CORNERS...NORTH STERLING RESERVOIR...STERLING AND WESTPLAINS. THIS THUNDERSTORM IS STILL QUITE POTENT AND MAY PRODUCE MARBLE OR LARGER SIZE HAIL ALONG WITH HEAVY RAIN. ANYONE IN THESE AREAS SHOULD BE ALERT AND MOVE INDOORS IF THIS THUNDERSTORM APPROACHES. PROTECT VEHICLES FROM HAIL WHICH COULD BY PUTTING THEM UNDER COVER END...BOODA...WSFO DENVER
Special weather statement, Jul 13, 8:20 PM MDT, 4 hours 44 minutes before
COZ042-048-140245- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE DENVER CO 820 PM MDT SAT JUL 13 1996 ...INTENSE THUNDERSTORM HEADING INTO WELD AND LOGAN COUNTIES... AT 810 PM MDT RADAR SHOWED AN INTENSE THUNDERSTORM MOVING ACROSS THE NORTHERN COLORADO BORDER INTO NORTHEASTERN WELD AND NORTHWESTERN LOGAN COUNTIES. THIS THUNDERSTORM HAS WEKEANED IN THE PAST 30 MINUTES BUT DID PRODUCE A TORNADO AND LARGE HAIL EARLIER WHILE IN WYOMING. THE THUNDERSTORM WAS MOVING SOUTHEAST ABOUT 30 MPH AND WILL PASS OVER OR NEAR THE FOLLOWING LOCATIONS...LOGAN CORNERS...NORTH STERLING RESERVOIR...STERLING AND WESTPLAINS. THIS THUNDERSTORM IS STILL QUITE POTENT AND MAY PRODUCE MARBLE OR LARGER SIZE HAIL ALONG WITH HEAVY RAIN. ANYONE IN THESE AREAS SHOULD BE ALERT AND MOVE INDOORS IF THIS THUNDERSTORM APPROACHES. PROTECT VEHICLES FROM HAIL BY PUTTING THEM UNDER COVER. END...BOODA...WSFO DENVER
Special weather statement, Jul 13, 8:38 PM MDT, 4 hours 26 minutes before
COZ036-140600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER COLORADO 841 PM MDT SAT JUL 13 1996 THE NATIONAL WEATHER SERVICE IN DENVER IS CANCELLING THE FLASH FLOOD WATCH THAT WAS IN EFFECT FOR SOUTHERN AND WESTERN JEFFERSON COUNTY. RAINFALL IS NO LONGER EXPECTED OVER THE WATCH AREA THIS EVENING. EARLIER THIS AFTERNOON VERY WEAK SHOWERS PUSHED ACROSS SOUTHERN JEFFERSON COUNTY DROPPING LESS THEN ONE TENTH OF AN INCH OF RAIN. SUNDAY'S FORECAST INDICATES MORE SHOWERS AND THUNDERSTORMS POSSIBLE FOR THE FOOTHILLS INCLUDING THE SOUTHERN JEFFERSON COUNTY AREA. RJK
Special weather statement, Jul 13, 9:27 PM MDT, 3 hours 37 minutes before
COZALL-140400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 920 PM MDT SAT JUL 13 1996 ...TORNADO WATCH EXPIRES FOR REST OF COLORADO... THE TORNADO WATCH HAS EXPIRED AT 9 PM MDT FOR THE REST OF EASTERN COLORADO THIS EVENING. ALTHOUGH THE TORNADO WATCH HAS EXPIRED...PEOPLE IN NORTHWEST WELD COUNTY ARE UNDER A TORNADO WARNING UNTIL 945 PM MDT DUE TO A SEVERE THUNDERSTORM THAT HAS ENTERED THE STATE FROM WYOMING. THIS WARNING INCLUDES THE TOWNS OF HEREFORD...PURCELL AND ROCKPORT. END...BOODA...WSFO DENVER
Local storm report, Jul 14, 12:46 AM MDT, 18 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DENVER CO
1245 AM MDT SUNDAY JULY 14 1996
TIME(MDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
237 PM HORSETOOTH BAY CO 1 INCH DIAMETER HAIL
7/13/96 LARIMER SPOTTER
304 PM 2NE SEVERANCE CO 1 INCH DIAMETER HAIL
7/13/96 WELD SPOTTER
335 PM 4E FORT COLLINS CO .75 INCH DIAMETER HAIL AT
7/13/96 LARIMER MOUNTAIN STATES WEATHER OFFICE
340 PM 4E FORT COLLINS CO 1.25 INCH DIAMETER HAIL
7/13/96 LARIMER HAM RADIO SPOTTER
344 PM 6NW GREELEY CO TORNADO
7/13/96 WELD PUBLIC REPORT
357 PM HUGO CO .75 INCH DIAMETER HAIL
7/13/96 LINCOLN PUBLIC REPORT
358 PM 4NW GREELEY CO .75 INCH DIAMETER HAIL
7/13/96 WELD SPOTTER
404 PM 5N GENOA CO 1.75 INCH DIAMETER HAIL
7/13/96 LINCOLN PUBLIC REPORT
406 PM 4NW GREELEY CO 1 INCH DIAMETER HAIL
7/13/96 WELD SPOTTER
429 PM LOCHBUIE CO .75 INCH DIAMETER HAIL
7/13/96 WELD RADIO HAM SPOTTER
446 PM 8E BRIGHTON CO 1.5 INCH DIAMETER HAIL
7/13/96 160TH AND 1E GUNCLUB RD HAM RADIO SPOTTER
ADAMS
455 PM 4SE BENNETT CO DEBRIS CLOUD ON GROUND
7/13/96 ARAPAHOE HAM RADIO SPOTTER
510 PM 8S STRASBURG CO BARN DESTROYED
7/13/96 ARAPAHOE REPORTED BY LITTLETON POLICE
655 PM PEETZ CO 1.75 INCH DIAMETER HAIL
7/13/96 LOGAN PUBLIC THRU STERLING CSP
720 PM 5E ROCKPORT CO 1 INCH DIAMETER HAIL
7/13/96 WELD SPOTTER
933 PM NUNN CO WIND GUST 60+ MPH ESTIMATED
7/13/96 WELD SPOTTER
940 PM 10E NUNN CO WIND GUST 70 MPH
7/13/96 WELD SPOTTER
1042 PM KEENESBURG CO 3/4 INCH DIAMETER HAIL AND
7/13/96 WELD WIND GUST TO 60 MPH BY SPOTTER
1050 PM BENNETT CO WIND GUSTS TO 60 MPH AND
7/13/96 ADAMS PEA SIZE HAIL BY SPOTTER
1100 PM BENNETT CO 45-60 MPH WIND GUSTS
7/13/96 ADAMS SPOTTER
1106 PM STRASBURG CO WIND GUST TO 80 MPH
7/13/96 ADAMS SPOTTER
1105 PM 3/4N BENNETT CO TORNADO ON GROUND
7/13/96 ADAMS SPOTTER
1112 PM BYERS CO 1 INCH DIAMETER HAIL AND
7/13/96 ARAPAHOE 60 + MPH WINDS BY SPOTTER
1120 PM BENNETT CO 65-70 MPH WIND GUSTS AND HEAVY
7/13/96 ADAMS RAIN FROM SPOTTER
1130 PM 3E BENNETT CO 3 SEMI-TRUCKS OVERTURNED ON
7/13/96 ADAMS I-70 FROM HAM RADIO SPOTTER
1230 AM STRASBURG CO MANY TREES AND PHONE LINES
7/14/96 ADAMS DOWN REPORT BY FIRE DEPARTMENT
BOODAThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 6:34 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 26 min |
| Jul 13, 6:52 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 53 min |
| Jul 13, 9:05 PM MDT | Tornado Warning | BOU | Weld | 40 min |
| Jul 13, 9:45 PM MDT | Tornado Warning | BOU | Larimer, Weld | 35 min |
| Jul 13, 10:18 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Weld | 27 min |
| Jul 13, 10:37 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Washington | 53 min |
| Jul 13, 10:44 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 31 min |
| Jul 13, 10:44 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 31 min |
| Jul 13, 10:56 PM MDT | Tornado Warning | BOU | Adams, Arapahoe | 34 min |
| Jul 13, 11:33 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert, Lincoln | 27 min |
| Jul 13, 11:55 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 40 min |
| Jul 14, 12:26 AM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 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; radar from the NEXRAD Level II archive.