Alert archive / Colorado / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 7, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 7, 1992, 4:22 PM MDT for Morgan County, Colorado. It was in force for 23 min.
The area
The counties it named.
The facts
- Issued
- Jun 7, 1992, 4:22 PM MDT (22:22 UTC)
- Expired
- Jun 7, 1992, 4:45 PM MDT
- In force
- 23 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Morgan County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 10.4 hours before the alert went out and 66 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1796 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 58 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 072226
SVRDEN
COC087-072245-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
422 PM MDT SUN JUN 07 1992
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
MORGAN
INCLUDING THE FOLLOWING LOCATIONS
ADNA SCHOOL...ANTELOPE SPRINGS...BRUSH...FORT MORGAN...GARY
...HILLROSE...LOG LANE VILLAGE...SNYDER AND TWELVE-MILE
CORNER
AT 422 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 2 MILES SOUTHWEST OF LOG LANE VILLAGE ...
OR ABOUT 44 MILES SOUTHWEST OF STERLING. AT 426 PM AN AUTOMATED WEATHER
STATION AT FORT MORGAN RECORDED A GUST TO 61 MPH.
THE STORM WAS EMBEDDED IN A LINE THAT STRETCHED FROM WILLARD TO FORT
MORGAN TO HOYT. THESE STORMS WERE MOVING EAST TO SOUTHEAST AT 25 MPH
AND WILL REACH BRUSH BY 440 PM.
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.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
LAT...LON 4019 10352 4003 10362 4004 10415 4053 10375
4050 10346
HOLMESWhat 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 7, 11:33 AM MDT, 4 hours 49 minutes before
COZ002-004-011-012-013-080000- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST COLORADO NATIONAL WEATHER SERVICE DENVER CO 1130 AM MDT SUN JUN 7 1992 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS DENVER JACKSON LOGAN SEDGWICK YUMA ARAPAHOE DOUGLAS JEFFERSON MORGAN SUMMIT BOULDER GILPIN LARIMER PARK WASHINGTON CLEAR CREEK GRAND LAKE PHILLIPS WELD SURFACE DEWPOINTS ARE QUITE HIGH THIS MORNING AND ARE EXPECTED TO REMAIN SO THIS AFTERNOON ACROSS NORTHEAST COLORADO. DEWPOINTS ARE IN THE LOW 50S EAST OF A LINE FROM GREELY TO LIMON. A SURFACE TROUGH WAS FORMING TO THE WEST OF DENVER AND WILL BE MOVING EAST THIS AFTERNOON. THIS WILL FOCUS CONVECTIVE DEVELOPMENT NORTH TO SOUTH ALONG THE LEE TROUGH AS IT PROPAGATES EASTWARD. AN UPPER TROUGH WILL BE MOVING ACROSS CENTRAL WYOMING THIS AFTERNOON WITH THE TAIL END OF IT BRUSHING EXTREME NORTHEAST COLORADO (NORTHEAST WELD...LOGAN...SEDGWICK...AND PHILLIPS COUNTIES). THIS MAY AID IN A MORE FOCUSED AREA OF CONVECTION IN THOSE AREAS AFTER 300 PM. WITH THE SURFACE TROUGH MOVING EAST OF THE FRONT RANGE EARLY THIS AFTERNOON CONVECTION WILL MOST LIKELY BE SUPPRESSED. HOWEVER WIDELY SCATTERED THUNDERSTORMS WILL DEVELOP AFTER 100 PM ON A LINE FROM LIMON TO GREELY AND NORTH EARLY IN THE AFTERNOON AND MOVE EAST WITH TIME. A FEW OF THESE THUNDERSTORMS WILL BECOME SEVERE...ESPECIALLY IN EXTREME NORTHEAST COLORADO AFTER 500 PM. THUS SPOTTER ACTIVATION IS ANTICIPATED TO THE RIGHT OF A LINE FROM LIMON TO GREELY AND NORTH THIS AFTERNOON. HOLMES
Special weather statement, Jun 7, 3:45 PM MDT, 37 minutes before
COZ012-072240- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 345 PM MDT SUN JUN 7 1992 AT 345 PM RADAR INDICATED A STRONG THUNDERSTORM 3 MILES SOUTH OF KEOTA IN NORTHEASTERN WELD COUNTY. A HAM RADIO OPERATOR 6 MILES SOUTHEAST OF KEOTA RECORDED A WIND GUST TO 51 MPH AT 325 PM. THE STORM WAS MOVING TO THE EAST AT 25 MPH. IT WILL MOVE ACROSS THE EXTREME EASTERN PART OF WELD COUNTY AND INTO EXTREME WESTERN PART OF LOGAN COUNTY BY 430 PM. RESIDENTS OF EXTREME EASTERN WELD COUNTY AND EXTREME WESTERN LOGAN COUNTY SHOULD BE ALERT FOR A PERIOD OF HEAVY RAIN...GUSTY WINDS...SMALL HAIL...AND DANGEROUS CLOUD TO GROUND LIGHTNING. TORNADO WATCH 309 REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST COLORADO..INCLUDING WELD AND LOGAN COUNTIES..UNTIL 8 PM MDT. MADDOX
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 2:50 PM MDT | Severe Thunderstorm Warning | BOU | Boulder | 25 min |
| Jun 7, 3:13 PM MDT | Severe Thunderstorm Warning | BOU | Boulder | 32 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 1992Every severe thunderstorm warning in 1992
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.