Alert archive / Colorado / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 41, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at May 31, 1996, 2:17 PM MDT for Lincoln County, Colorado. It was in force for 43 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
- May 31, 1996, 2:17 PM MDT (20:17 UTC)
- Expired
- May 31, 1996, 3:00 PM MDT
- In force
- 43 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Lincoln County, CO
The radar
The Pueblo radar (KPUX), 82 km from the middle of the area, began a volume at 20:17 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 12:00Z, 8.3 hours before the alert went out and 101 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
- 26 J/kg
- Mixed-layer CIN
- -218 J/kg
- Mixed-layer LCL
- 1241 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 103 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 312019
SVRDEN
COC073-312100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
217 PM MDT FRI MAY 31 1996
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 300 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN EAST CENTRAL COLORADO
CENTRAL LINCOLN
INCLUDING THE FOLLOWING LOCATIONS
BOYERO...HUGO AND PUNKIN CENTER
AT 217 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 10 MILES NORTHEAST OF PUNKIN CENTER ...OR
ABOUT 21 MILES SOUTH OF LIMON.
THE STORM WAS MOVING EAST AT 15 MPH AND WILL MOVE BETWEEN HUGO AND
BOYERO BY 240 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.
KLEYLA
LAT...LON 3878 10318 3886 10369 3910 10369 3916 10321What 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, May 31, 11:22 AM MDT, 2 hours 55 minutes before
COZ030-032>050-010600-
SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER CO
1120 AM MDT FRI MAY 31 1996
THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES
ADAMS ARAPAHOE BOULDER CLEAR CREEK DENVER DOUGLAS
ELBERT GILPIN GRAND JACKSON JEFFERSON LARIMER
LINCOLN LOGAN MORGAN PARK PHILLIPS SEDGWICK
SUMMIT WASHINGTON WELD
SYNOPSIS: THE ATMOSPHERE OVER NORTHEAST COLORADO IS NOT AS UNSTABLE AS
YESTERDAY AS A DRIER AIRMASS HAS MOVED INTO THE REGION EXCEPT OVER THE
EXTREME NORTHEASTERN PLAINS WHERE LOW LEVEL MOISTURE IS DEEPER.
ALTHOUGH SOME THUNDERSTORM ACTIVITY WILL DEVELOP THIS AFTERNOON TTHE
THREAT OF SEVERE WEATHER IS NOT AS HIGH AS YESTERDAY. A FEW STORMS MAY
BECOME SEVERE OVER THE EXTREME NORTHEAST PLAINS WITH LARGE HAIL AND
DAMAGING WINDS BEING THE MAIN THREAT. OVER THE REST OF NORTHEAST
COLORADO AND THE NORTHERN FOOTHILLS WIDELY SCATTERED THUNDERSTORMS ARE
POSSIBLE THIS AFTERNOON WHICH MAY PRODUCE GUSTY WINDS TO 50 MPH AND
SMALL HAIL. OVER THE NORTHERN MOUNTAINS WIDELY SCATTERED THUNDERSTORMS
ARE ALSO POSSIBLE WHICH MAY PRODUCE DANGEROUS LIGHTNI NG AND GUSTY WINDS.
SPOTTER ACTIVATION WILL NOT BE NEEDED EXCEPT FOR POSSIBLY IN THE EXTREME
NORTHEAST PLAINS AFTER 3 PM.
KLEYLA
[Special weather statement, May 31, 12:31 PM MDT, 1 hour 46 minutes before
COZ038>050-311915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 1230 PM MDT FRI MAY 31 1996 ...THUNDERSTORMS DEVELOPING ACROSS PORTIONS OF ELBERT COUNTY EARLY THIS AFTERNOON... AT 1225 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED DEVELOPING THUNDERSTORMS FROM SOUTHWEST OF ELBERT TO SOUTH OF MATHESON. THESE STORMS MAY PRODUCE HEAVY RAIN...SMALL HAIL AND DANGEROUS LIGHTNING. THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 15 MPH. KLEYLA
Special weather statement, May 31, 1:08 PM MDT, 1 hour 9 minutes before
COZ038>050-312000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 105 PM MDT FRI MAY 31 1996 ...SCATTERED THUNDERSTORMS CONTINUE TO DEVELOP OVER ELBERT AND SOUTHWESTERN LINCOLN COUNTIES... AT 100 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED THUNDERSTORMS DEVELOPING FROM SOUTHEAST OF CASTLE ROCK TO KIOWA EXTENDING SOUTHEAST TO WEST OF KARVAL. THESE STORMS MAY PRODUCE BRIEF HEAVY RAIN...SMALL HAIL AND DANGEROUS LIGHTNING. THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 15 MPH. KLEYLA
Special weather statement, May 31, 1:52 PM MDT, 25 minutes before
COZ038>050-312030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 150 PM MDT FRI MAY 31 1996 ...SCATTERED THUNDERSTORMS CONTINUE OVER ELBERT AND WESTERN LINCOLN COUNTIES... AT 145 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED SCATTERED THUNDERSTORMS EXTENDING FROM SOUTH OF AGATE TO 10 MILES WEST OF HUGO TO 15 MILES WEST OF KARVAL. THESE STORMS ARE CAPABLE OF PRODUCING HEAVY RAIN...HAIL...GUSTY WINDS ALONG WITH DANGEROUS LIGHTNING. THE THUNDERSTORMS WERE MOVING EAST NORTHEAST AT 15 MPH. KLEYLA
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 6:15 PM MDT | Tornado Warning | BOU | Washington | 30 min |
| May 30, 6:26 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 64 min |
| May 30, 6:45 PM MDT | Tornado Warning | BOU | Washington | 45 min |
| May 30, 7:15 PM MDT | Tornado Warning | BOU | Lincoln | 30 min |
| May 30, 7:31 PM MDT | Tornado Warning | BOU | Washington | 29 min |
| May 30, 7:46 PM MDT | Tornado Warning | BOU | Lincoln | 29 min |
| May 30, 7:52 PM MDT | Tornado Warning | BOU | Washington | 38 min |
| May 30, 7:52 PM MDT | Tornado Warning | BOU | Elbert | 38 min |
| May 30, 8:15 PM MDT | Tornado Warning | BOU | Lincoln | 30 min |
| May 30, 8:37 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 68 min |
| May 30, 8:50 PM MDT | Tornado Warning | BOU | Lincoln | 40 min |
| May 30, 9:12 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 48 min |
| May 30, 9:24 PM MDT | Tornado Warning | BOU | Washington | 36 min |
| May 30, 9:49 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 41 min |
| May 31, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 66 min |
| May 31, 5:45 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 60 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.