Alert archive / Colorado / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 9, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Jul 20, 1990, 4:43 PM MDT for Otero County, Colorado. It was in force for 62 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 20, 1990, 4:43 PM MDT (22:43 UTC)
- Expired
- Jul 20, 1990, 5:45 PM MDT
- In force
- 62 min
- Issued by
- NWS Pueblo, CO
- Area
- Whole counties
County Otero 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 20, 5:00 PM MDT | Hail 1.75 | Otero, 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
Fort Carson/Butt, CO (KFCS), launched 12:00Z, 10.7 hours before the alert went out and 122 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
- 84 J/kg
- Mixed-layer CIN
- -147 J/kg
- Mixed-layer LCL
- 1129 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 122 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 202243
SVRPUB
COC089-202345-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
443 PM MDT FRI JUL 20 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 545 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE SOUTHEAST PART OF COLORADO
OTERO
THIS WARNING INCLUDES THE FOLLOWING TOWNS AND CITIES...LA JUNTA...
SWINK...HAWLEY...ROCKY FORD
AT 425 PM MDT SEVERE THUNDERSTORMS WERE 12 MILES WEST AND 15 MILES
NORTHWEST OF LA JUNTA. THESE STORMS WERE MOVING SOUTH AT 20 MILES
AN HOUR. AT 432 PM MDT LA JUNTA REPORTED JUST UNDER GOLF BALL SIZE
HAIL AND HEAVY RAIN CAUSING FLOODING OF UNDERPASSES AND HIGHWAYS.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
CASEYWhat 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, Jul 20, 1:11 PM MDT, 3 hours 32 minutes before
COZ009-202030- SPECIAL WEATHER STATEMENT...CORRECTED VALID TIME... NATIONAL WEATHER SERVICE ALAMOSA CO 100 PM MDT FRI JUL 20 1990 ...FUNNEL CLOUD REPORTED BY PUBLIC 20 MILES SOUTH OF ALAMOSA... AT 1250 MDT...THE STATE POLICE REPORTED A FUNNEL CLOUD NEAR MOGOTE COLORADO APPROXIMATELY 20 MILES SOUTH OF ALAMOSA. HEAVY RAIN ACCOMPANIED THIS FUNNEL CLOUD. ONLY ONE SIGHTING WAS REPORTED. SEVERAL STRONG THUNDERSTORMS HAD DEVELOPED SOUTHWEST THROUGH NORTHWEST OF THE ALAMOSA AIRPORT. THESE STORMS WERE SLOWLY MOVING TO THE SOUTHEAST. REPORTS OF MODERATE TO HEAVY RAIN WERE REPORTED BY SEVERAL PUBLIC REPORTS. THESE THUNDERSTORMS WILL CONTINUE FOR THE REST OF THE AFTERNOON AND INTO THE EVENING HOURS. PERSONNEL SHOULD TAKE CAUTION NEAR THESE THUNDERSTORMS. THESE STORMS HAVE THE POTENTIAL FOR HIGH WINDS, PERIODS OF HEAVY RAIN, LIGHTNING, AND DAMAGING HAIL. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO STATIONS FOR UPDATES ON THESE S5TORMS. BENTON
Special weather statement, Jul 20, 1:34 PM MDT, 3 hours 9 minutes before
PSALS9-202030- SPECIAL WEATHER STATEMENT...UPDATE. NATIONAL WEATHER SERVICE ALAMOSA CO 130 PM MDT FRI JUL 20 1990 ...TORNADO REPORTED BY PUBLIC 20 MILES SOUTH OF ALAMOSA... THE FUNNEL CLOUD PREVIOUSLY REPORTED AT 1250 MDT NEAR MOGOTE HAS NOW BEEN CONFIRMED TO BE A TORNADO. NO PERSONAL PROPERTY DAMAGE OR INJURIES OCCURRED. A ROW OF TREES WERE DESTROYED BY THE TWISTER. SEVERAL STRONG THUNDERSTORMS HAD DEVELOPED SOUTHWEST THROUGH NORTHWEST OF THE ALAMOSA AIRPORT. THESE STORMS WERE SLOWLY MOVING TO THE SOUTHEAST. REPORTS OF MODERATE TO HEAVY RAIN WERE REPORTED BY SEVERAL PUBLIC REPORTS. MAXIMUM WIND GUST RECORDED AT THE ALAMOSA AIRPORT WAS 38 MPH. THESE THUNDERSTORMS WILL CONTINUE FOR THE REST OF THE AFTERNOON AND INTO THE EVENING HOURS. PERSONS SHOULD TAKE CAUTION NEAR THESE THUNDERSTORMS. THESE STORMS HAVE THE POTENTIAL FOR HIGH WINDS, PERIODS OF HEAVY RAIN, LIGHTNING, AND DAMAGING HAIL. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO STATIONS FOR UPDATES ON THESE STORMS. BENTON/BARNETT
Special weather statement, Jul 20, 1:45 PM MDT, 2 hours 58 minutes before
COZ009-202030- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE ALAMOSA CO 145 PM MDT FRI JUL 20 1990 ...TORNADO REPORTED BY PUBLIC 20 MILES SOUTH OF ALAMOSA... THE FUNNEL CLOUD PREVIOUSLY REPORTED AT 1250 MDT NEAR MOGOTE HAS NOW BEEN CONFIRMED TO BE A TORNADO. NO PERSONAL PROPERTY DAMAGE OR INJURIES OCCURRED. A ROW OF TREES WERE DESTROYED BY THE TWISTER. THE PUBLIC REPORTED THAT THE TORNADO DISSIPATED AT APPROXIMATELY 100 PM MDT. SEVERAL STRONG THUNDERSTORMS HAD DEVELOPED SOUTHWEST THROUGH NORTHWEST OF THE ALAMOSA AIRPORT. THESE STORMS WERE SLOWLY MOVING TO THE SOUTHEAST. REPORTS OF MODERATE TO HEAVY RAIN WERE REPORTED BY SEVERAL PUBLIC REPORTS. MAXIMUM WIND GUST RECORDED AT THE ALAMOSA AIRPORT WAS 38 MPH. THESE THUNDERSTORMS WILL CONTINUE FOR THE REST OF THE AFTERNOON AND INTO THE EVENING HOURS. PERSONS SHOULD TAKE CAUTION NEAR THESE THUNDERSTORMS. THESE STORMS HAVE THE POTENTIAL FOR HIGH WINDS, PERIODS OF HEAVY RAIN, LIGHTNING, AND DAMAGING HAIL. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO STATIONS FOR UPDATES ON THESE STORMS. BENTON/BARNETT
Special weather statement, Jul 20, 1:51 PM MDT, 2 hours 52 minutes before
SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE ALAMOSA CO 145 PM MDT FRI JUL 20 1990 ...TORNADO REPORTED BY PUBLIC 20 MILES SOUTH OF ALAMOSA... THE FUNNEL CLOUD PREVIOUSLY REPORTED AT 1250 MDT NEAR MOGOTE HAS NOW BEEN CONFIRMED TO BE A TORNADO. NO PERSONAL PROPERTY DAMAGE OR INJURIES OCCURRED. A ROW OF TREES WERE DESTROYED BY THE TWISTER. THE PUBLIC REPORTED THAT THE TORNADO DISSIPATED AT APPROXIMATELY 100 PM MDT. SEVERAL STRONG THUNDERSTORMS HAD DEVELOPED SOUTHWEST THROUGH NORTHWEST OF THE ALAMOSA AIRPORT. THESE STORMS WERE SLOWLY MOVING TO THE SOUTHEAST. REPORTS OF MODERATE TO HEAVY RAIN WERE REPORTED BY SEVERAL PUBLIC REPORTS. MAXIMUM WIND GUST RECORDED AT THE ALAMOSA AIRPORT WAS 38 MPH. THESE THUNDERSTORMS WILL CONTINUE FOR THE REST OF THE AFTERNOON AND INTO THE EVENING HOURS. PERSONS SHOULD TAKE CAUTION NEAR THESE THUNDERSTORMS. THESE STORMS HAVE THE POTENTIAL FOR HIGH WINDS, PERIODS OF HEAVY RAIN, LIGHTNING, AND DAMAGING HAIL. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO STATIONS FOR UPDATES ON THESE STORMS. BENTON/BARNETT
Special weather statement, Jul 20, 2:48 PM MDT, 1 hour 55 minutes before
COZ015-016-202200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 248 PM MDT FRI JUL 20 1990 ...TORNADO WATCH IN EFFECT FOR MOST OF SOUTHEAST COLORADO UNTIL 900 PM... AT 245 PM MDT THUNDERSTORMS WITH HEAVY RAINS WERE IN WESTERN PUEBLO COUNTY OF SOUTHEAST COLORADO. THE STRONGEST STORM WAS 12 MILES WEST OF THE CITY OF PUEBLO. THE STORMS WERE MOVING SOUTHEAST AT 15 MILES AN HOUR. BESIDES HEAVY RAINS THE THUNDERSTORMS MAY PRODUC:E STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. PEOPLE SHOULD AVOID LOW AREAS WHERE DRAINAGE IS POOR. IF HEAVY RAINS ARE OCCURRING AVOID UNDERPASSES AND LOW SPOTS ON THE HIGHWAYS AND STAY OUT OF STREAMS AND DRY CREEK BEDS. CASEY
Special weather statement, Jul 20, 4:13 PM MDT, 30 minutes before
COZ014-202310- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLORADO SPRINGS CO 410 PM MDT FRI JUL 20 1990 ... TORNADO WATCH IN EFFECT UNTIL 9PM MDT FOR EAST EL PASO COUNTY ... AT 405 PM MDT LIMON RADAR INDICATED THUNDERSTORMS...SOME WITH HEAVY RAIN AND HAIL INDICATED...IN EL PASO AND ELBERT COUNTIES. LOW RAGGED CLOUDS ARE ASSOCIATED WITH SOME OF THESE STORMS AND WERE VISIBLE OVER SOUTH COLORADO SPRINGS IN THE PAST 15 MINUTES...HOWEVER THERE WAS NO ROTATION NOTED WITH ANY OF THESE CLOUDS...AND THEY SHOULD NOT BE INTER- PRETED AS FUNNEL CLOUDS UNLESS ACTUAL VISIBLE ROTATION IS NOTED. THESE STORMS ARE MOVING TO THE SOUTHEAST AT ABOUT 15 MPH AND ARE CAP- ABLE OF PRODUCING LOCALLY HEAVY RAIN...HAIL...STRONG GUSTY WIND AND LOCAL FLOODING OF LOW LYING AREAS. PERSONS ARE ADVISED TO STAY ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. CROWLEY
Nearby
Severe Thunderstorm Warnings in Colorado, 1990Every severe thunderstorm warning in 1990
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.