Alert archive / Colorado / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 65, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 26, 1992, 4:40 PM MDT for Sedgwick County, Colorado. It was in force for 35 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 26, 1992, 4:40 PM MDT (22:40 UTC)
- Expired
- Jun 26, 1992, 5:15 PM MDT
- In force
- 35 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Sedgwick County, CO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 26, 4:40 PM MDT | Hail 1 | Sedgwick, CO | |
| Jun 26, 5:00 PM MDT | Hail 1 | Sedgwick, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 10.7 hours before the alert went out and 134 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
- 1798 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Jun 26, 11:31 AM MDT, 5 hours 9 minutes before
COZ002-004-011-012-013-270000- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST COLORADO NATIONAL WEATHER SERVICE DENVER CO 1130 AM MDT FRI JUN 26 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 COOLER AIR HAS MOVED ACROSS THE NORTHEAST THIS MORNING. MOIST UPSLOPE FLOW REMAINS IN PLACE AT THE LOWER ELEVATIONS...AND IS EXPECTED TO CONTINUE THROUGH THE DAY. THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE MOUNTAINS EARLY THIS AFTERNOON AS AN UPPER LEVEL SYSTEM MOVES ACROSS THE STATE. THESE STORMS WILL MOVE ONTO THE PLAINS AS THE AFTERNOON WEARS ON. HEAVY RAIN WILL ACCOMPANY THE STRONGER STORMS AND COULD CAUSE FLOODING PROBLEMS...ESPECIALLY ACROSS LARIMER AND WELD COUNTIES. SMALL HAIL AND GUSTY WINDS ARE ALSO POSSIBLE ALONG WITH FREQUENT LIGHTNING. SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON DUE TO THE POTENTIAL FOR FLOODING PROBLEMS FROM THE HEAVY RAIN. LESZCYNSKI
Special weather statement, Jun 26, 12:35 PM MDT, 4 hours 5 minutes before
COZ02-04-011-261930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 1235 PM MDT FRI JUN 26 1992 ...THUNDERSTORMS DEVELOPING ALONG FRONT RANGE... AT 1230 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED THUNDERSTORMS ALONG THE FRONT RANGE. THE STRONGEST STORMS WERE BETWEEN ROLLINSVILLE AND BLACK HAWK IN GILPIN COUNTY ALONG HIGHWAY 119...OR ABOUT 30 MILES WEST OF DENVER...AND IN SOUTHERN DOUGLAS COUNTY SOUTH OF LARKSPUR...OR 40 MILES SOUTH OF DENVER. OTHER STORMS WERE BETWEEN IDAHO SPRINGS IN SOUTHEAST CLEAR CREEK COUNTY AND BUFFALO CREEK IN SOUTHWEST JEFFERSON COUNTY...OR ABOUT 25 MILES SOUTHWEST OF DENVER...AND SOUTH OF POUDRE PARK IN LARIMER COUNTY...OR ABOUT 20 MILES WEST OF FORT COLLINS. THE STORMS WERE MOVING EAST NORTHEAST AT 15 TO 20 MPH. BRIEF HEAVY RAIN...GUSTY WINDS...SMALL HAIL AND FREQUENT LIGHTNING CAN BE EXPECTED WITH THE STORMS. PEOPLE ALONG THE FRONT RANGE SHOULD BE ALERT FOR THE5SE STORMS. LOCAL FLOODING IS POSSIBLE. BE WARY OF WATER ON ROADWAYS. THE WATER MAY BE DEEPER THAN YOU THINK. CONTINUE TO MONITOR NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. LESZCYNSKI
Special weather statement, Jun 26, 1:57 PM MDT, 2 hours 43 minutes before
COZ002-004-011-262030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 155 PM MDT FRI JUN 26 1992 ...THUNDERSTORMS CONTINUE TO DEVELOP ALONG FRONT RANGE... AT 150 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG THUNDERSTORMS JUST WEST OF POUDRE PARK IN LARIMER COUNTY...OR 20 MILES WEST OF FORT COLLINS AND IN BETWEEN WARD IN BOULER COUNTY AND GEORGETOWN IN CLEAR CREEK COUNTY...OR ABOUT 40 MILES WEST NORTHWEST OF DENVER. THE STORMS WERE MOVING NORTHEAST AT 15 MPH. RADAR ESTIMATED ONE HALF INCH AN HOUR RAINFALL RATE WITH THESE STORMS. HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THE STORMS. DUE TO THE RECENT HEAVY RAINS IN THIS AREA...IT WON'T TAKE MUCH MORE RAIN TO CAUSE LOCAL FLOODING. BE WARY OF WATER ON ROADWAYS. THE WATER MAY BE DEEPER THAN YOU THINK. A TORNADO WATCH IS IN EFFECT FOR THE ENTIRE FRONT RANGE AND PARTS OF EASTERN COLORADO UNTIL 8PM MDT TONIGHT. CONTINUE TO MONI'TOR NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. LESZCYNSKI
Special weather statement, Jun 26, 3:47 PM MDT, 53 minutes before
COZ002-004-011-012-262245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 345 PM MDT FRI JUN 26 1992 ...THUNDERSTORMS CONTINUE IN EASTERN COLORADO... AT 340 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED SHOWERS AND THUNDERSTORMS OVER PORTIONS OF EASTERN COLORADO. THE STRONGEST STORMS WERE IN WEST OF LAST CHANCE IN WASHINGTON COUNTY OR 60 MILES SOUTH OF STERLING...NORTH OF BRIGGSDALE IN WELD COUNTY OR 40 MILES EAST OF FORT COLLINS...NORTH OF ESTES PARK IN LARIMER COUNTY ...AND WEST OF LARKSPUR IN DOUGLAS COUNTY...OR ABOUT 35 MILES SOUTH OF DENVER. MOVEMENT OF THE SHOWER AND THUNDERSTORM ACTIVITY WAS NORTHEAST AT 15 MPH. HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THE STRONGER STORMS. FLOODING OF ROADAYS AND LOW-LYING AREAS IS POSSIBLE. BE WARY OF WATER ON ROADWAYS. THE WATER MAY BE DEEPER THAN YOU THINK. A TORNADO WATCH IS IN EFFECT FOR THE ENTIRE FRONT RANGE AND PARTS OF EASTERN COLORADO UNTIL 8PM MDT TONIGHT. CONTINUE TO MONITOR NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. LESZCYNSKI
Special weather statement, Jun 26, 4:30 PM MDT, 10 minutes before
COC115-262300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 430 PM MDT FRI JUN 26 1992 ...A STRONG THUNDERSTORM WAS MOVING SLOWLY OVER CENTRAL SEDGWICK COUNTY... AT 325 PM MDT DOPPLER RADAR CONTINUED TO SHOW A STRONG STORM NEAR JUSLESBURG...55 MILES NORTHEAST OF STERLING. HALF-INCH HAIL WAS REPORTED AROUND 415 PM BY THE SEDGWICK COUNTY SHERIFF'S OFFICE. THE STORM WAS DRIFTING SLOWLY SOUTHEAST AND WILL PRODUCE HEAVY RAIN AND SOME HAIL OVER THE CENTRAL AND EASTERN PARTS OF THE COUNTY. RUFF
Special weather statement, Jun 26, 4:31 PM MDT, 9 minutes before
COZ011-262315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 430 PM MDT FRI JUN 26 1992 ...STRONG THUNDERSTORMS OVER DOUGLAS AND ADAMS COUNTIES... AT 425 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG THUNDERSTORMS OVER DOUGLAS AND ARAPAHOE COUNTIES. ONE STORM WAS ALONG THE ADAMS...WASHINGTON COUNTY LINE MOVING NORTH AT 15 MPH. OTHER STRONG STORMS WERE IN DOUGLAS COUNTY NEAR NEAR PARKER...OR 20 MILES SOUTHEAST OF DENVER...AND JUST WEST OF CASTLE ROCK OR 30 MILES SOUTH OF DENVER. THE STORMS IN DOUGLAS COUNTY WERE MOVING NORTHEAST AT 15 MPH. PEOPLE IN NORTHWEST DOUGLAS COUNTY AND NORTHERN ADAMS COUTY SHOULD BE ALERT FOR THREATENING WEATHER...AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THUNDERSTORMS APPROACH. HEAVY RAIN...SMALL HAIL AND GUSTY WINDS CAN BE EXPECTED WITH THESE STRONGER STORMS. FLOODING OF ROADAYS AND LOW-LYING AREAS IS POSSIBLE. BE WARY OF WATER ON ROADWAYS. THE WATER MAY BE DEEPER THAN YOU THINK. THE TORNADO WATCH IS NO LONGER IN EFFECT FOR EASTERN JACKSON...EASTERN GRAND...CLEAR CREEK AND GILPIN COUNTIES...BUT REMAINS IN EFFECT FOR MUCH OF THE FRONT RANGE AND PARTS OF EASTERN EASTERN COLORADO UNTIL 8PM MDT TONIGHT. CONTINUE TO MONITOR NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. LESZCYNSKI
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 12:52 PM MDT | Tornado Warning | BOU | Douglas | 38 min |
| Jun 26, 4:48 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 27 min |
| Jun 26, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 46 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.