Alert archive / Colorado / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 38, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Sep 10, 1986, 5:47 PM MDT for Prowers County, Colorado. It was in force for 28 min.
The area
The counties it named.
The facts
- Issued
- Sep 10, 1986, 5:47 PM MDT (23:47 UTC)
- Expired
- Sep 10, 1986, 6:15 PM MDT
- In force
- 28 min
- Issued by
- NWS Pueblo, CO
- Area
- Whole counties
County Prowers 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
Fort Carson/Butt, CO (KFCS), launched 12:00Z, 11.8 hours before the alert went out and 217 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
- 2223 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- -62 m²/s²
- 0-3 km storm-relative helicity
- -11 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 KPUB 102348 SVRPUB COC099-110030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PUEBLO CO 547 PM MDT WED SEP 10 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM MDT FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTHEAST COLORADO...PROWERS...INCLUDING THE TOWN OF CHENEY CENTER. AT 545 PM MDT A SEVERE THUNDERSTORM WAS INDICATED BY RADAR IN EASTERN PROWERS COUNTY ABOUT 10 MILES SOUTH SOUTHWEST OF HOLLY. THE STORM WAS MOVING EAST NORTHEAST 20 TO 25 MPH. 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, Sep 10, 5:44 PM MDT, 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 545 PM MDT WED SEP 10 1986 ...VERY STRONG THUNDERSTORM IN SOUTHEAST PROWERS COUNTY... AT 535 PM MDT A VERY STRONG THUNDERSTORM HAD DEVELOPED IN SOUTHEAST PROWERS COUNTY OF SOUTHEAST COLORADO. THE VERY STRONG STORM WAS ABOUT 15 MILES SOUTH SOUTHWEST OF HOLLY...OR 55 TO 60 MILES EAST SOUTHEAST OF LA JUNTA. THE THUNDERSTORM WAS MOVING EAST NORTHEAST 20 TO 25 MPH. THE STORM SHOULD MOVE SOMEWHAT SOUTH OF HOLLY BEFORE ENTERING WESTERN KANSAS AROUND 6 PM MDT...BUT PEOPLE IN THE HOLLY AND GRANADA AREAS COULD EXPERIENCE SOME OF THE EFFECTS OF THIS DANGEROUS STORM. HAIL WAS INDICATED IN THIS THUNDERSTORM BY RADAR AND THE POSITION OF A COLD FRONT IN SOUTHEAST COLORADO COULD PRODUCE AN EXTREMELY HEAVY THUNDERSTORM. A FEW FUNNEL CLOUDS ARE POSSIBLE ALONG WITH VERY HEAVY RAIN..STRONG THUNDERSTORM WINDS AND INTENSE LIGHTNING. PEOPLE NEAR THIS STORM SHOULD BE PREPARED TO MOVE TO SAFE SHELTER IF THREATENING WEATHER APPROACHES. LATER STATEMENTS OR WARNINGS WILL BE ISSUED AS CONDITIONS WARRANT. GRAY
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.