Alert archive / Colorado / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 166, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 23, 1996, 6:44 PM MDT for Douglas County, Colorado. It was in force for 26 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 23, 1996, 6:44 PM MDT (00:44 UTC)
- Expired
- Jul 23, 1996, 7:10 PM MDT
- In force
- 26 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Douglas County, CO
The radar
The Denver radar (KFTG), 61 km from the middle of the area, began a volume at 00:44 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, 0.7 hours before the alert went out and 158 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
- 176 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 1798 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 196 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 240046
SVRDEN
COC035-240110-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
644 PM MDT TUE JUL 23 1996
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 710 PM MDT FOR PEOPLE IN THE
FOLLOWING COUNTIES...
IN NORTHEAST COLORADO
SOUTHEASTERN DOUGLAS
AT 644 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 10 MILES SOUTHEAST OF LARKSPUR...OR ABOUT 22
MILES NORTH OF COLORADO SPRINGS.
THE STORM WAS MOVING SOUTHEAST AT 25 MILES PER HOUR. 1 INCH HAIL
WAS REPORTED WITH THIS STORM 4.5 MILES WEST OF CASTLE ROCK...AND
3/4 INCH HAIL NEAR LARKSPUR.
REPORT SEVERE WrEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN DENVER.
BARJENBRUCH
LAT...LON 3913 10466 3913 10478 3918 10478 3926 10466What 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 23, 2:14 PM MDT, 4 hours 30 minutes before
COZ038>047-049-240300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 212 PM MDT TUE JUL 23 1996 ...TORNADO WATCH FOR MUCH OF NORTHEAST COLORADO UNTIL 9 PM MDT... THE TORNADO WATCH INCLUDES AREAS SOUTH OF A LINE FROM JUST SOUTH OF CHEYENNE TO YUMA AND WRAY. IT INCLUDES FORT COLLINS...GREELEY... FORT MORGAN...THE DENVER METRO AREA...CASTLE ROCK...LIMON...AND AKRON. IF THREATENING WEATHER APPROACHES YOUR AREA...MOVE INDOORS AND STAY AWAY FROM WINDOWS. IF A TORNADO IS SPOTTED OR A WARNING IS ISSUED... GO IMMEDIATELY TO YOUR BASEMENT. BARJENBRUCH
Special weather statement, Jul 23, 2:28 PM MDT, 4 hours 16 minutes before
COZ038>047-049-240300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 230 PM MDT TUE JUL 23 1996 ...TORNADO WATCH FOR MUCH OF NORTHEAST COLORADO UNTIL 9 PM MDT... AT 230 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF STRONG THUNDERSTORMS OVER WESTERN WELD AND EXTREME EASTERN LARIMER COUNTIES. THE STRONGEST STORMS WERE LOCATED FROM PLATTEVILLE TO NEAR GREELEY. THESE STORMS CONTAINED MARBLE SIZED HAIL AND EXTREMELY HEAVY DOWNPOURS. MINOR STREET AND SMALL STREAM FLOODING CAN BE EXPECTED AS BETWEEN 1 AND 2 INCHES OF RAIN WILL OCCUR WITH THE STRONGEST STORMS. IF THREATENING WEATHER APPROACHES YOUR AREA...MBOVE INDOORS AND STAY AWAY FROM WINDOWS. IF A TORNADO IS SPOTTED OR A WARNING IS ISSUED... GO IMMEDIATELY TO YOUR BASEMENT. BARJENBRUCH
Special weather statement, Jul 23, 3:59 PM MDT, 2 hours 45 minutes before
COZ038>047-049-240300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 400 PM MDT TUE JUL 23 1996 ...A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST COLORADO UNTIL 9 PM MDT... STRONG THUNDERSTORMS CONTINUED TO MOVE ACROSS NORTHEAST COLORADO EARLY THIS EVENING. THE STRONGEST STORMS WERE MOVING INTO EASTERN WELD AND MORGAN COUNTIES...AND ALSO ACROSS SOUTHERN LARIMER COUNTY. THESE STORMS CONTAINED MARBLE SIZED HAIL AND EXTREMELY HEAVY DOWNPOURS. 1 TO 2 INCHES OF RAINFALL WILL PRODUCE MINOR STREET AND SMALL STREAM FLOODING. IF THREATENING WEATHER APPROACHES YOUR AREA...MOVE INDOORS AND STAY AWAY FROM WINDOWS. IF A TORNADO IS SIGHTED OR A WARNING IS ISSUED... GO IMMEDIATELY TO YOUR BASEMENT. BARJENBRUCH
Special weather statement, Jul 23, 4:19 PM MDT, 2 hours 25 minutes before
COZ041-045-046-232245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 417 PM MDT TUE JUL 23 1996 ...THUNDERSTORM IN NORTHWESTERN ELBERT COUNTY... AT 415 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 10 MILES NORTHEAST OF KIOWA...OR ABOUT 35 MILES WEST OF LIMON. THE STORM WAS MOVING SOUTHEAST AT 25 MILES PER HOUR. PERSONS IN OR NEAR COUNTRY GARDENS AND KIOWA SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE OF SAFETY IF BAD WEATHER APPROACHES. DANGEROUS LIGHTNING...HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS WILL OCCUR WITH THIS STORM. A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEASTERN COLORADO UNTIL 900 PM TMDT. ET
Special weather statement, Jul 23, 5:49 PM MDT, 55 minutes before
COZ036-040-240015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 551 PM MDT TUE JUL 23 1996 ...THUNDERSTORM IN SOUTHERN JEFFERSON COUNTY... AT 539 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 3 MILES SOUTHEAST OF TINY TOWN...OR ABOUT 15 MILES SOUTHWEST OF DENVER. THE STORM WAS MOVING SOUTHEAST AT 25 MPH AND IF IT CONTINUES ON ITS PRESENT COURSE IT SHOULD REMAIN TO THE NORTHEAST OF THE BUFFALO CREEK AREA THROUGH 615 PM MDT. PERSONS AROUND TINY TOWN AND EAST OF ASPEN SPRINGS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE OF SAFETY IF BAD WEATHER APPROACHES. RADAR INDICATES THAT UP TO .75 INCH OF RAIN HAS ALREADY FALLEN FROM THIS STORM IN CENTRAL JEFFERSON COUNTY. 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 RtISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS. A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST COLORADO UNTIL 900 PM MDT. ET
Special weather statement, Jul 23, 6:30 PM MDT, 14 minutes before
COZ047-240100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 628 PM MDT TUE JUL 23 1996 ...THUNDERSTORM IN SOUTHERN LINCOLN COUNTY... AT 626 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM 2 MILES NORTH OF WILD HORSE POINT...OR ABOUT 43 MILES NORTH OF LA JUNTA. THE STORM WAS MOVING SOUTHEAST AT 35 MILES PER HOUR. PERSONS IN OR NEAR FORDER...KARVAL AND WILD HORSE POINT SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND MOVE TO A PLACE OF SAFETY IF BAD WEATHER APPROACHES. DANGEROUS LIGHTNING...HAIL...BRIEF HEAVY RAIN...AND GUSTY WINDS WILL OCCUR WITH THIS STORM. FURTHERMORE...TORNADOES HAVE BEEN REPORTED WITH STORMS THAT OCCURRED EARLIERD IN CENTRAL LINCOLN AND SOUTHEAST ELBERT COUNTIES SO BE ON THE LOOKOUT FOR TORNADOES AS WELL. A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST COLORADO UNTIL 900 PM MDT.
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 6:09 PM MDT | Severe Thunderstorm Warning | BOU | Douglas | 36 min |
| Jul 24, 4:30 AM MDT | Severe Thunderstorm Warning | BOU | Phillips, Sedgwick | 30 min |
| Jul 24, 5:01 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 44 min |
| Jul 24, 5:49 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 56 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.