Alert archive / Colorado / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 116, NWS Pueblo, CO

June 30, 1995Costilla County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jun 30, 1995, 3:41 PM MDT for Costilla County, Colorado. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1995, 3:41 PM MDT (21:41 UTC)
Expired
Jun 30, 1995, 4:30 PM MDT
In force
49 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Costilla County, CO

The radar

The Pueblo radar (KPUX), 171 km from the middle of the area, began a volume at 21:40 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

Fort Carson/Butt, CO (KFCS), launched 12:00Z, 9.7 hours before the alert went out and 168 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.

Skew-T log-pSkew-T log-p diagram, Fort Carson/Butt, CO at 12:00Z on 1995-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Carson/Butt, CO at 12:00Z on 1995-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
554 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS1 KPUB 302141 RRA
SVRPUB
COC023-302230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
341 PM MDT FRI JUN 30 1995
 
THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH COLORADO
 
   ...COSTILLA COUNTY
 
A SEVERE THUNDERSTORM WILL MOVE ACROSS COSTILLA COUNTY BETWEEN 340 AND
415 PM MDT. THIS STORM WILL MOVE TO THE TOWN OF SAN LUIS BY 355 PM MDT
PRODUCING LARGE HAIL AND STRONG WINDS. THIS STORM WILL ALSO PRODUCE HAVY
RAIN AND A LOT OF LIGHTNING.
 
AT 340 PM MDT THE STORM WAS 10 MILES NORTHWEST OF SAN LUIS MOVING EAST
SOUTHEAST AT 25 MPH.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAIN FLOODS ROADS QUICKLY SO
DO NOT DRIVE INTO FLOODED UNDERPASSES OR FAST MOVING WATER ON ROADS.

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, Jun 30, 11:38 AM MDT, 4 hours 3 minutes before
COZ016-060>081-010600-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTH CENTRAL AND SOUTHEAST
COLORADO
NATIONAL WEATHER SERVICE PUEBLO COLORADO
1138 AM MDT FRI JUN 30 1995

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES

ALAMOSA      BACA      BENT      CHAFFEE    CONEJOS    COSTILLA
CROWLEY      CUSTER    EL PASO   FREMONT    HUERFANO   KIOWA LAS
ANIMAS       MINERAL   OTERO     PROWERS    PUEBLO     RIO GRANDE
SAGUACHE     TELLER

SYNOPSIS:  A COOL FAIRLY STABLE AIR MASS WILL BE OVER SOUTHEAST COLORADO
THIS AFTERNOON AND EVENING.  WINDS WILL BE GENERALLY FROM THE EAST AND
SOUTHEAST.  A WEATHER DISTURBANCE OVER THE AREA MIDDAY WILL MOVE EAST
CARRYING RAINSHOWERS WITH IT.  HOWEVER...ON ITS HEELS IS ANOTHER SYSTEM
OVER WESTERN COLORADO AND UTAH.  THIS WILL GENERATE MORE SHOWERS AND
THUNDERSTORMS...FIRST IN THE SAN LUIS VALLEY...WHERE THE SKY HAS
PARTIALLY CLEARED.  STRONG THUNDERSTORMS...SOME GETTING NEAR SEVERE
LIMITS WELL DEVELOP OVER SOUTH CENTRAL COLORADO THIS AFTERNOON...
BRINGING LOCALLY HEAVY RAIN AND SOME HAIL.  AS THIS ACTIVITY
MOVES INTO THE MORE STABLE AIR IN SOUTHEAST COLORADO...IT IS
EXPECTED TO WEAKEN.

SPOTTERS SHOULD KEEP AN EYE TO THE SKY IN THE SAN LUIS VALLEY
THROUGHOUT THE AFTERNOON...AND REPORT ANY FLOODING...HAIL OR
GUSTY WINDS TO THE NATIONAL WEATHER SERVICE IN PUEBLO.

TLM
Special weather statement, Jun 30, 11:41 AM MDT, 4 hours before
COZ016-060>081-010600-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTH CENTRAL AND SOUTHEAST
COLORADO
NATIONAL WEATHER SERVICE PUEBLO COLORADO
1138 AM MDT FRI JUN 30 1995

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES

ALAMOSA      BACA      BENT      CHAFFEE    CONEJOS    COSTILLA
CROWLEY      CUSTER    EL PASO   FREMONT    HUERFANO   KIOWA LAS
ANIMAS       MINERAL   OTERO     PROWERS    PUEBLO     RIO GRANDE
SAGUACHE     TELLER

SYNOPSIS:  A COOL FAIRLY STABLE AIR MASS WILL BE OVER SOUTHEAST COLORADO
THIS AFTERNOON AND EVENING.  WINDS WILL BE GENERALLY FROM THE EAST AND
SOUTHEAST.  A WEATHER DISTURBANCE OVER THE AREA MIDDAY WILL MOVE EAST
CARRYING RAINSHOWERS WITH IT.  HOWEVER...ON ITS HEELS IS ANOTHER SYSTEM
OVER WESTERN COLORADO AND UTAH.  THIS WILL GENERATE MORE SHOWERS AND
THUNDERSTORMS...FIRST IN THE SAN LUIS VALLEY...WHERE THE SKY HAS
PARTIALLY CLEARED.  STRONG THUNDERSTORMS...SOME GETTING NEAR SEVERE
LIMITS WELL DEVELOP OVER SOUTH CENTRAL COLORADO THIS AFTERNOON...
BRINGING LOCALLY HEAVY RAIN AND SOME HAIL.  AS THIS ACTIVITY
MOVES INTO THE MORE STABLE AIR IN SOUTHEAST COLORADO...IT IS
EXPECTED TO WEAKEN.

SPOTTERS SHOULD KEEP AN EYE TO THE SKY IN THE SAN LUIS VALLEY
THROUGHOUT THE AFTERNOON...AND REPORT ANY FLOODING...HAIL OR
GUSTY WINDS TO THE NATIONAL WEATHER SERVICE IN PUEBLO.

TLM
Special weather statement, Jun 30, 12:00 PM MDT, 3 hours 41 minutes before
COZ016-060>065-067>081-060600-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTH CENTRAL AND SOUTHEAST COLORADO
NATIONAL WEATHER SERVICE PUEBLO CO
1200 PM MDT SUN JUN 30 1995

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES

ALAMOSA    BACA         BENT       CHAFFEE        CONEJOS      COSTILLA
CROWLEY    CUSTER       EL PASO    FREMONT        HUERFANO     KIOWA
LAS ANIMAS MINERAL      OTERO      PROWERS        PUEBLO       RIO GRANDE
SAGUACHE   TELLER

...WIDELY SCATTERED THUNDERSTORMS TODAY...A FEW MAY BE SEVERE...

SYNOPSIS: THE AIRMASS REMAINS DRY IN THE LOWER LEVELS OF THE ATMOSPHERE
OVER MUCH OF SOUTHEAST COLORADO.  THE EXCEPTION IS NEAR THE KANSAS
BORDER WHERE LOW LEVEL SOUTHERLY FLOW IS BRINGING ABUNDANT MOISTURE
FROM THE GULF OF MEXICO.

LOOK FOR WIDELY SCATTERED THUNDERSTORMS TO FORM OVER THE MOUNTAINS
BETWEEN 1 PM AND 2 PM WITH A FEW MOVING ONTO THE NEARBY PLAINS LATER
THIS AFTERNOON.  THESE THUNDERSTORMS WILL PRODUCE LITTLE RAIN BUT COULD
BRING STRONG GUSTY WINDS AS HIGH AS 60 MPH.

ADDITIONALLY...A COLD FRONT OVER SOUTHERN WYOMING THIS MORNING WILL MOVE
SOUTH OVER EASTERN COLORADO THIS AFTERNOON AND INTO SOUTHEAST COLORADO
LATE THIS EVENING.  THIS FRONT SHOULD PASS THROUGH THE COLORADO
SPRINGS AREA AROUND 9 PM AND THROUGH PUEBLO AROUND 10 PM REACHING THE
SOUTHERN AND EASTERN BORDERS BY 2 AM.   RAIN SHOWERS OR EVEN A FEW
THUNDERSTORMS MAY BE ASSOCIATED WITH THIS COLD FRONT TONIGHT.

ALTHOUGH LOCALIZED WIND GUSTS WITH THUNDERSTORMS LATE THIS AFTERNOON AND
EVENING MAY PRODUCE DAMAGING WINDS...SPOTTER ACTIVATION IS NOT
ANTICIPATED AT THIS TIME.

HAYNES
Special weather statement, Jun 30, 1:04 PM MDT, 2 hours 37 minutes before
COZ062>066-302055-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
105 PM MDT FRI JUN 30 1995

...THUNDERSTORMS DEVELOPING RAPIDLY OVER THE SAN LUIS VALLEY...

PUEBLO DOPPLER RADAR SHOWED THUNDERSTORMS DEVELOPING ABOUT 5 MILES
SOUTHEAST OF ALAMOSA AND ALONG HIGHWAY 160 EAST OF BLANCA AT 100 PM.
THESE STORMS WILL CONTINUE TO STRENGTHEN AND WILL BRING BRIEF HEAVY
RAIN AND HAIL LESS THAN 1/2 INCH IN DIAMETER ALONG HIGHWAY 160 UP TO LA
VETA PASS AND SOUTHEAST OF ALAMOSA IN OPEN FARMLAND.

AT 100 PM...SHOWERS AND THUNDERSTORMS ALSO EXTENDED FROM JUST WEST OF
CANON CITY INTO SOUTHEAST SAGUACHE COUNTY JUST EAST OF LA GARITA.  THIS
AREA OF SHOWERS AND THUNDERSTORMS WAS MOVING EAST AT 20 MPH AND
WILL PASS THROUGH CANON CITY...WESTCLIFFE...CRESTONE AND THE
GREAT SAND DUNES PARK BEFORE 145 PM.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

TLM
Special weather statement, Jun 30, 1:05 PM MDT, 2 hours 36 minutes before
COZ062>066-302055-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
105 PM MDT FRI JUN 30 1995

...THUNDERSTORMS DEVELOPING RAPIDLY OVER THE SAN LUIS VALLEY...

PUEBLO DOPPLER RADAR SHOWED THUNDERSTORMS DEVELOPING ABOUT 5 MILES
SOUTHEAST OF ALAMOSA AND ALONG HIGHWAY 160 EAST OF BLANCA AT 100 PM.
THESE STORMS WILL CONTINUE TO STRENGTHEN AND WILL BRING BRIEF HEAVY
RAIN AND HAIL LESS THAN 1/2 INCH IN DIAMETER ALONG HIGHWAY 160 UP TO LA
VETA PASS AND SOUTHEAST OF ALAMOSA IN OPEN FARMLAND.

AT 100 PM...SHOWERS AND THUNDERSTORMS ALSO EXTENDED FROM JUST WEST OF
CANON CITY INTO SOUTHEAST SAGUACHE COUNTY JUST EAST OF LA GARITA.  THIS
AREA OF SHOWERS AND THUNDERSTORMS WAS MOVING EAST AT 20 MPH AND
WILL PASS THROUGH CANON CITY...WESTCLIFFE...CRESTONE AND THE
GREAT SAND DUNES PARK BEFORE 145 PM.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

TLM

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 1:49 PM MDTTornado WarningPUBCostilla26 min
Jun 30, 2:09 PM MDTSevere Thunderstorm WarningPUBRio Grande, Saguache51 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1995Every severe thunderstorm warning in 1995

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.