Alert archive / Colorado / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 21, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 13, 1992, 10:46 PM MDT for Morgan County, Colorado. It was in force for 24 min. 1 report 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 13, 1992, 10:46 PM MDT (04:46 UTC)
- Expired
- Jun 13, 1992, 11:10 PM MDT
- In force
- 24 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Morgan County, CO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 13, 11:02 PM MDT | Hail 0.75 | Morgan, 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 00:00Z, 4.8 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
- 3070 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 154 m²/s²
- 0-3 km storm-relative helicity
- 240 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 140447
SVRDEN
COC087-140530-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
1046 PM MDT SAT JUN 13 1992
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
CENTRAL MORGAN
INCLUDING THE FOLLOWING LOCATIONS
ADNA SCHOOL...BRUSH...FORT MORGAN...LOG LANE VILLAGE...
SNYDER AND TWELVE-MILE CORNER
AT 1045 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 4 MILES NORTHEAST OF ADNA SCHOOL ...OR
ABOUT 44 MILES SOUTHWEST OF STERLING.
A SPOTTER IN FT. MORGAN REPORTED 3/4 INCH DIAMETER HAIL AND INTENSE
RAIN...AT THE RATE OF AN INCH PER HOUR...AT 1044 PM.
THE STORM WAS MOVING TO THE NORTHEAST AT 10 MPH.
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
FORECAHST OFFICE IN DENVER.
MCQUEEN
LAT...LON 4004 10364 4004 10388 4028 10390 4042 10379
4038 10354 4017 10360The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 7:40 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 35 min |
| Jun 13, 8:03 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 27 min |
| Jun 13, 8:31 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 29 min |
| Jun 13, 9:16 PM MDT | Severe Thunderstorm Warning | BOU | Morgan | 29 min |
| Jun 13, 11:17 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Washington | 43 min |
| Jun 14, 3:14 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Jefferson | 31 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.