Alert archive / Colorado / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 42, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 6, 1995, 6:32 PM MDT for Larimer County, Weld County, Colorado. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- Jun 6, 1995, 6:32 PM MDT (00:32 UTC)
- Expired
- Jun 6, 1995, 7:00 PM MDT
- In force
- 28 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Larimer County, CO, Weld County, CO
The radar
The Cheyenne radar (KCYS), 61 km from the middle of the area, began a volume at 00:33 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, 0.5 hours before the alert went out and 166 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
- 565 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 2574 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 183 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 070033
SVRDEN
COC069-123-070100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
632 PM MDT TUE JUN 06 1995
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTH CENTRAL COLORADO
EXTREME SOUTHEASTERN LARIMER
IN NORTHEASTERN COLORADO
SOUTHWESTERN WELD
INCLUDING THE FOLLOWING LOCATIONS
AULT...DACONO...EATON...EVANS...FIRESTONE...FREDERICK...
GALETON...GARDEN CITY...GILCREST...GREELEY...LA SALLE...
LUCERNE...MEAD...MILLIKEN...MILTON RESERVOIR...PECKHAM...
PIERCE...PLATTEVILLE...PURCELL...SEVERANCE...TIMNATH AND
WINDSOR
AT 632 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 5 MILES NORTHEAST OF MEAD ...OR ABOUT 16
MILES SOUTHWEST OF GREELEY.
THE STORM WAS MOVING NORTHEAST AT 15 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 HDAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
KLEYLA
LAT...LON 4014 10461 4004 10502 4066 10503 4065 10458What 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 6, 4:45 PM MDT, 1 hour 47 minutes before
COZ033>036-038>046-048>050-090>091-062345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 445 PM MDT TUE JUN 06 1995 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 10 PM FOR PORTIONS OF NORTHEAST COLORADO... AT 435 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SCATTERED THUNDERSTORMS ALONG THE FRONT RANGE FROM WEST OF DENVER TO WEST OF GREELEY. THE STRONGEST THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY RAIN...HAIL...STRONG WINDS AND DANGEROUS LIGHTNING WERE LOCATED NEAR LOVELAND AND JUST SOUTHWEST OF FORT COLLINS AND NEAR GREELEY. THE THUNDERSTORMS WERE MOVING NORTH TO NORTHEAST AT 30 MPH. CONDITIONS ACROSS NORTHEAST COLORADO ARE FAVORABLE FOR THE DEVELOPMENT OF THUNDERSTORMS THIS EVENING WITH SOME STORMS POSSIBLY BECOMING SEVERE. PEOPLE ACROSS NORTHEAST COLORADO SHOULD BE AWARE OF RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO TAKE SHELTER IF THREATENING WEATHER APPROACHES. KLEYLA
Special weather statement, Jun 6, 4:46 PM MDT, 1 hour 46 minutes before
COZ033>036-038>046-048>050-090>091-062345- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 445 PM MDT TUE JUN 06 1995 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 10 PM FOR PORTIONS OF NORTHEAST COLORADO... AT 435 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SCATTERED THUNDERSTORMS ALONG THE FRONT RANGE FROM WEST OF DENVER TO WEST OF GREELEY. THE STRONGEST THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY RAIN...HAIL...STRONG WINDS AND DANGEROUS LIGHTNING WERE LOCATED NEAR LOVELAND AND JUST SOUTHWEST OF FORT COLLINS AND NEAR GREELEY. THE THUNDERSTORMS WERE MOVING NORTH TO NORTHEAST AT 30 MPH. CONDITIONS ACROSS NORTHEAST COLORADO ARE FAVORABLE FOR THE DEVELOPMENT OF THUNDERSTORMS THIS EVENING WITH SOME STORMS POSSIBLY BECOMING SEVERE. PEOPLE ACROSS NORTHEAST COLORADO SHOULD BE AWARE OF RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO TAKE SHELTER IF THREATENING WEATHER APPROACHES. KLEYLA
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 6:27 PM MDT | Tornado Warning | BOU | Logan, Phillips, Sedgwick | 48 min |
| Jun 6, 6:47 PM MDT | Tornado Warning | BOU | Morgan, Weld | 43 min |
| Jun 6, 7:28 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 47 min |
| Jun 6, 7:30 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Weld | 45 min |
| Jun 6, 8:23 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Washington, Weld | 52 min |
| Jun 6, 9:13 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 47 min |
| Jun 7, 2:30 AM MDT | Flash Flood Warning | BOU | Morgan | |
| Jun 7, 5:38 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer, Weld | 52 min |
| Jun 7, 5:38 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Jefferson | 52 min |
| Jun 7, 5:52 PM MDT | Tornado Warning | BOU | Adams, Boulder, Weld | 38 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 1995Every severe thunderstorm warning in 1995
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.