Alert archive / Colorado / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 24, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Jul 31, 1986, 7:12 PM MDT for Bent County, Prowers County, Colorado. It was in force for 58 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
- Jul 31, 1986, 7:12 PM MDT (01:12 UTC)
- Expired
- Jul 31, 1986, 8:10 PM MDT
- In force
- 58 min
- Issued by
- NWS Pueblo, CO
- Area
- Whole counties
Counties Bent County, CO, Prowers County, CO
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 31, 7:30 PM MDT | Hail 1.5 | Prowers, 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, 1.2 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
- 855 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 2151 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPUB 010111 SVRPUB COC101-COC089-COC071-COC099-010112- BULLETIN...IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PUEBLO CO 712 PM MDT THU JUL 31 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 810 PM MDT FOR PERSONS IN THE FOLLOWING COUNTIES OF SOUTHEAST COLORADO...PUEBLO..OTERO..BENT AND PROWERS INCLUDING THE COMMUNITIES OF LA JUNTA..ROCKY FORD..SWINK..LAS ANIMAS AND LAMAR. RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM SOUTHWEST PUEBLO COUNTY TO SOUTHERN BENT COUNTY. THE MOST SEVERE EXTEND FROM 20 TO 45 MILES SOUTHEAST OF LA JUNTA AND WERE MOVING NORTH NORTHEAST AT 20 MPH AND SHOULD MOVE THROUGH THE COMMUNITIES OF LAMAR..LAS ANIMAS BY 730 PM MDT. VERY HEAVY RAIN..STRONG GUSTY WIND..LARGE HAIL..AND FREQUENT LIGHTNING ARE LIKELY WITH THESE STORMS. LOCAL FLOODING OF LOW LYING AREAS IS ALSO POSSIBLE. IF THREATENING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE IMMEDIATELY..AND YOU SHOULD ASK YOUR LOCAL LAW ENFORCEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORTS TO THE NEAREST NATIONAL WEATHER SERVICE OFFICE. CASEY
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
Local storm report, Jul 31, 2:21 PM MDT, 4 hours 51 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE COLORADO SPRINGS, CO
219 PM MDT THU JUL 31 1986
REPORTS OF SEVERE WEATHER ON JULY 31, 1986
1400Z 3 MILES SOUTH OF HUGO COLORADO IN LINCOLN COUNTY REPORTED
B'ASEBALL SIZED HAIL THAT BROKE WINDOWS..DAMAGED ROOFS AND
AUTOMOBILES. THIS REPORT NOT RECEIVED AT THE NWS IN COS
UNTIL 31/2000Z
MOORESpecial weather statement, Jul 31, 3:42 PM MDT, 3 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
342 PM MDT THU JUL 31 1986
...STRONG THUNDERSTORM IN LAS ANIMAS COUNTY...
AT 340 PM MDT A STRONG THUNDERSTORM WAS LOCATED 6 MILES SOUTH OF
KIM IN LAS ANIMAS COUNTY OF SOUTHEAST COLORADO MOVING TO THE EAST
AT 15 MILES AN HOUR.
SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE TO DEVELOP OVER
SOUTHEAST COLORADO THROUGH THE EVENING HOURS..SOME POSSIBLY SEVERE.
HAIL...BRIEF HEAVY RAINS AND STRONG GUSTY WINDS ARE POSSIBLE. PEOPLE
NEAR THUNDERSTORMS SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING
WEATHER APPROACHES.
STAY TUNED TO RADIO..TV OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS
OR WARNINGS.
CASEYSpecial weather statement, Jul 31, 5:25 PM MDT, 1 hour 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
515 PM MDT THU JUL 31 1986
...SEVERE THUNDERSTORM WATCH CONTINUES IN SOUTHEAST COLORADO
UNTIL 8 PM THIS EVENING...
AT 515 PM THIS THURSDAY EVENING HEAVY THUNDERSTORMS CONTINUE IN
NORTH ELBERT COUNTY COLORADO AND IN SOUTH CENTRAL EL PAST COUNTY
COLORADO ABOUT 20 MILES SOUTHEAST OF COLORADO SPRINGS. THESE
STORMS ARE MOVING TO THE EAST AT ABOUT 10 MILES PER HOUR. HEAVY
RAIN COULD PRODUCE SOME LOCAL FLOODING OF SMALL STREAMS AND LOW
LYING AREAS. THERE MAY ALSO BE SOME SMALL HAIL WITH THESE STORMS.
THE SEVERE THUNDERSTORM WARNING IN EFFECT FOR THE WESTERN PART OF
EL PASO COUNTY HAS EXPIRED. SEVERAL REPORTS OF ONE INCH HAIL WERE
RECEIVED AS THE STORM MOVED OVER THE CITY OF COLORADO SPRINGS.
STAYED TUNED TO YOUR LOCAL RADIO..T.V. STATIONS OR NATIONAL WEATHER
SERVICE RADIO STATION FOR ADDITIONAL STATEMENTS OR WARMINGS THAT
MAY BE REQUIRED.
HUBERSpecial weather statement, Jul 31, 5:25 PM MDT, 1 hour 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 525 PM MDT THU JUL 31 1986 ...VERY STRONG THUNDERSTORMS IN LAS ANIMAS AND BACA COUNTIES... AT 522 PM MDT RADAR INDICATED VERY STRONG THUNDERSTORMS WITH HEAVY RAINS IN EASTERN LAS ANIMAS AND BACA COUNTIES OF SOUTHEAST COLORADO. THE STRONGEST STORM WAS 16 MILES WEST OF SPRINGFIELD COLORADO IN BACA COUNTY. THE STORMS WERE MOVING TO THE EAST AT 15 MILES AN HOUR. SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER SOUTHEAST COLORADO THROUGH THE EVENING HOURS..SOME POSSIBLY SEVERE. HAIL.. BRIEF HEAVY RAINS..DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS. PEOPLE NEAR THUNDERSTORMS SHOULD BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES. STAY TUNED TO RADIO..TV OR NOAA WEATHER RADIO FOR FURTHER STATEMENTS OR WARNINGS. CASEY
Special weather statement, Jul 31, 6:28 PM MDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
625 PM MDT THU JUL 31 1986
...SEVERE THUNDERSTORM WATCH CONTINUES IN SOUTHEAST COLORADO
UNTIL 8 PM THIS EVENING...
AT 620 PM THIS THURSDAY EVENING HEAVY THUNDERSTORMS CONTINUE IN
NORTH ELBERT COUNTY COLORADO AND IN SOUTH CENTRAL EL PAST COUNTY
COLORADO ABOUT 20 MILES SOUTHEAST OF COLORADO SPRINGS. THESE
STORMS ARE MOVING TO THE SOUTHEAST AT 15 MILES PER HOUR. HEAVY
RAIN COULD PRODUCE SOME LOCAL FLOODING OF SMALL STREAMS AND LOW
LYING AREAS. THERE MAY ALSO BE SOME SMALL HAIL WITH THESE STORMS.
STAYED TUNED TO YOUR LOCAL RADIO..T.V. STATIONS OR NATIONAL WEATHER
SERVICE RADIO STATION FOR ADDITIONAL STATEMEzNTS OR WARMINGS THAT
MAY BE REQUIRED.
HAVILLThe office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 6:20 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Las Animas | 57 min |
| Jul 31, 6:20 PM MDT | Severe Thunderstorm Warning | PUB | Otero | 57 min |
| Jul 31, 7:12 PM MDT | Severe Thunderstorm Warning | PUB | Otero, Pueblo | 58 min |
| Jul 31, 7:45 PM MDT | Severe Thunderstorm Warning | PUB | Crowley | 60 min |
| Aug 1, 4:10 PM MDT | Tornado Warning | PUB | Baca | 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.