Alert archive / Colorado / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 33, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Aug 2, 1986, 3:15 PM MDT for Custer County, Fremont County, Colorado. It was in force for 45 min.
The area
The counties it named.
The facts
- Issued
- Aug 2, 1986, 3:15 PM MDT (21:15 UTC)
- Expired
- Aug 2, 1986, 4:00 PM MDT
- In force
- 45 min
- Issued by
- NWS Pueblo, CO
- Area
- Whole counties
Counties Custer County, CO, Fremont County, CO
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 9.3 hours before the alert went out and 257 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
- 828 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1202 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPUB 022118 SVRPUB COC043-027-022200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PUEBLO CO 315 PM MDT SAT AUG 2 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 400 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF SOUTHEAST COLORADO...EASTERN FREMONT AND EASTERN CUSTER INCLUDING THE TOWNS OF FLORENCE COAL CREEK AND WETMORE. AT 310 PM MDT RADAR INDICATED A SEVERE THUNDERSTORM 3 TO 4 MILES SOUTH OF FLORENCE..28 MILES WEST NORTHWEST OF PUEBLO. THE STORM WAS MOVING EAST SOUTHEAST 20 MILES AN HOUR. IF SEVERE WEATHER APPROACHES YOUR AREA..GO TO A STURDY SHELTER AWAY FROM CREEK BEDS AND OTHER LOW AREAS PRONE TO FLOODING. REMEMBER... A SEVERE THUNDERSTORM CAN PRODUCE LARGE HAIL...DAMAGING WINDS OF OVER 60 MPH...DEADLY LIGHTNING...AND HEAVY RAINS THAT CAN QUICKLY FLOOD A LOW LYING AREA. THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING...SO BE ON THE LOOKOUT AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF ONE IS SPOTTED. TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORTS TO THE NATIONAL WEATHER SERVICE IN PUEBLO. GRAY
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, Aug 2, 1:31 PM MDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLORADO SPRINGS CO 130 PM MDT SAT AUG 2 1986 ......HEAVY THUNDERSTORMS AGAIN MOVE THROUGH EL PASO COUNTY... THUNDERSTORMS ARE FORMING AGAIN THIS AFTERNOON ALONG THE FRONT RANGE AND OVER THE MOUNTAINS. SOME OF THESE STORMS MAY CONTAIN LARGE HAIL..DAMAGING WIND..AND HEAVY RAIN. WITH THE GROUND ALREADY SATURATED FROM LAST NIGHT'S RAIN...CREEKS MAY RISE TO BANKFULL IN A SHORT TIME...AND LOW LYING AREAS SUCH AS UNDERPASSES AND DITCHES MAY BE FLOODED. REPORTS HAVE BEEN RECEIVED FROM WOODLAND PARK OF 1/2 INCH HAIL THIS AFTERNOON...AND MANY AREAS IN EL PASO COUNTY HAVE BEEN REPORTING BRIEF HEAVY RAIN. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO STATION..OR LOCAL RADIO AND TV FOR FURTHER STATEMENTS OR WARNINGS ON THESE THUNDERSTORMS. GURNEY
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 6:20 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 60 min |
| Aug 1, 7:00 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 60 min |
| Aug 1, 7:45 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 55 min |
| Aug 1, 8:50 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Prowers | 60 min |
| Aug 1, 8:50 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 60 min |
| Aug 2, 2:01 AM MDT | Severe Thunderstorm Warning | PUB | Pueblo | 44 min |
| Aug 2, 4:50 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 60 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 1986Every severe thunderstorm warning in 1986
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.