Alert archive / California / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 7, NWS Los Angeles, CA

November 26, 1997Santa Barbara County, California

NWS Los Angeles, CA issued this severe thunderstorm warning at Nov 26, 1997, 5:00 AM PST for Santa Barbara County, California. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 26, 1997, 5:00 AM PST (13:00 UTC)
Expired
Nov 26, 1997, 6:00 AM PST
In force
60 min
Issued by
NWS Los Angeles, CA
Area
Whole counties

County Santa Barbara County, CA

The nearest sounding before it

Vandenberg AFB, CA (KVBG), launched 12:00Z, 1.0 hours before the alert went out and 48 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, Vandenberg AFB, CA at 12:00Z on 1997-11-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 23 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Vandenberg AFB, CA at 12:00Z on 1997-11-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.1939587897117136156175194214233253Sfc1 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
23 J/kg
Mixed-layer CIN
-185 J/kg
Mixed-layer LCL
705 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
39 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 
TTAA00 KLAX 261304 RRA
SVRLAX
CAC083-261400-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OXNARD CA
500 AM PST WED NOV 26 1997

...A SEVERE THUNDERSTORM WARNING HAS BEEN ISSUED EFFECTIVE
UNTIL 600 AM FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHERN CALIFORNIA
 
   ...EASTERN SANTA BARBARA COUNTY AND ADJACENT COASTAL
      WATERS...
      
AT 455 AM...DOPPLER RADAR INDICATED A LINE OF VERY STRONG 
THUNDERSTORMS STRETCHING FROM CUYAMA SOUTHWARD TO THE EASTERN
TIP OF SANTA CRUZ ISLAND. THIS LINE OF STORMS WAS MOVING TO THE
EAST AT 25 MPH AND WILL AFFECT GOLETA...SANTA BARBARA AND
MONTECITO BY 6 AM. SPOTTERS HAVE REPORTED WIND GUSTS TO 70 MPH
WITH THESE STORMS AS THEY PASSED THROUGH THE WESTERN PART OF
THE COUNTY EARLIER THIS MORNING.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND 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 ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

BRUNO

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, Nov 26, 3:55 AM PST, 1 hour 5 minutes before
CAZ026>062-270000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OXNARD CA
400 AM PST WED NOV 26 1997

...HOLIDAY OUTLOOK FOR THANKSGIVING DAY THROUGH THE WEEKEND...

.COASTS AND VALLEYS...

...THANKSGIVING DAY...
SHOWERS ENDING. LOWS IN THE 50S. HIGHS IN THE 60S.

...FRIDAY...
PARTLY CLOUDY. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S.

...SATURDAY...
MOSTLY SUNNY EARLY...THEN INCREASING CLOUDS LATE IN THE DAY. LOWS
IN THE 40S TO MID 50S. HIGHS IN THE 60S.

...SUNDAY...
A CHANCE OF RAIN. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S.

.MOUNTAINS...

...THANKSGIVING DAY...

SHOWERS DECREASING DURING THE DAY. SNOW LEVELS 4000 FEET NORTH TO
5000 FEET SOUTH. LOWS IN THE 20S TO MID 30S. HIGHS IN THE 30S TO
LOWER 40S.

...FRIDAY...
PARTLY CLOUDY. LOWS IN THE 20S TO MID 30S. HIGHS IN THE MID 40S
TO UPPER 50S.

...SATURDAY...
INCREASING CLOUDS. LOWS IN THE 20S TO MID 30S. HIGHS IN THE
MID 40S TO UPPER 50S.

...SUNDAY...
A CHANCE OF RAIN. LOWS IN THE MID 20S TO MID 30S. HIGHS IN THE
UPPER 30S AND 40S.

.DESERTS...

...THANKSGIVING DAY...
SHOWERS ENDING FROM NORTHWEST TO SOUTHEAST. SNOW LEVELS 4500 FEET
IN OWENS VALLEY. LOWS FROM THE UPPER 20S OWENS VALLEY TO THE UPPER
40S SOUTHERN DESERTS. HIGHS FROM THE 40S IN OWENS VALLEY TO THE 60S
SOUTHERN DESERTS.

...FRIDAY AND SATURDAY...
PARTLY CLOUDY. LOWS FROM THE 20S OWENS VALLEY TO THE 40S SOUTHERN
DESERTS. HIGHS FROM NEAR 50 OWENS VALLEY TO NEAR 70 SOUTHERN
DESERTS.

...SUNDAY...
INCREASING CLOUDS. A CHANCE OF RAIN...MAINLY NORTH. LOWS FROM THE
MID 20S TO MID 30S OWENS VALLEY TO THE 40S SOUTHERN DESERTS. HIGHS
FROM THE MID 40S TO LOWER 50S OWENS VALLEY TO THE UPPER 60S
SOUTHERN DESERTS.
F
SWEET
Special weather statement, Nov 26, 4:00 AM PST, 1 hour before
CAZ026>062-270000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OXNARD CA
400 AM PST WED NOV 26 1997

...HOLIDAY OUTLOOK FOR THANKSGIVING DAY THROUGH THE WEEKEND...

.COASTS AND VALLEYS...

...THANKSGIVING DAY...
SHOWERS ENDING. LOWS IN THE 50S. HIGHS IN THE 60S.

...FRIDAY...
PARTLY CLOUDY. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S.

...SATURDAY...
MOSTLY SUNNY EARLY...THEN INCREASING CLOUDS LATE IN THE DAY. LOWS
IN THE 40S TO MID 50S. HIGHS IN THE 60S.

...SUNDAY...
A CHANCE OF RAIN. LOWS IN THE 40S TO MID 50S. HIGHS IN THE 60S.

.MOUNTAINS...

...THANKSGIVING DAY...

SHOWERS DECREASING DURING THE DAY. SNOW LEVELS 4000 FEET NORTH TO
5000 FEET SOUTH. LOWS IN THE 20S TO MID 30S. HIGHS IN THE 30S TO
LOWER 40S.

...FRIDAY...
PARTLY CLOUDY. LOWS IN THE 20S TO MID 30S. HIGHS IN THE MID 40S
TO UPPER 50S.

...SATURDAY...
INCREASING CLOUDS. LOWS IN THE 20S TO MID 30S. HIGHS IN THE
MID 40S TO UPPER 50S.

...SUNDAY...
A CHANCE OF RAIN. LOWS IN THE MID 20S TO MID 30S. HIGHS IN THE
UPPER 30S AND 40S.

.DESERTS...

...THANKSGIVING DAY...
SHOWERS ENDING FROM NORTHWEST TO SOUTHEAST. SNOW LEVELS 4500 FEET
IN OWENS VALLEY. LOWS FROM THE UPPER 20S OWENS VALLEY TO THE UPPER
40S SOUTHERN DESERTS. HIGHS FROM THE 40S IN OWENS VALLEY TO THE 60S
SOUTHERN DESERTS.

...FRIDAY AND SATURDAY...
PARTLY CLOUDY. LOWS FROM THE 20S OWENS VALLEY TO THE 40S SOUTHERN
DESERTS. HIGHS FROM NEAR 50 OWENS VALLEY TO NEAR 70 SOUTHERN
DESERTS.

...SUNDAY...
INCREASING CLOUDS. A CHANCE OF RAIN...MAINLY NORTH. LOWS FROM THE
MID 20S TO MID 30S OWENS VALLEY TO THE 40S SOUTHERN DESERTS. HIGHS
FROM THE MID 40S TO LOWER 50S OWENS VALLEY TO THE UPPER 60S
SOUTHERN DESERTS.

SWEET

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 26, 3:13 AM PSTSevere Thunderstorm WarningLOXSan Luis Obispo, Santa Barbara47 min
Nov 26, 4:00 AM PSTSevere Thunderstorm WarningLOXSan Luis Obispo, Santa Barbara60 min
Nov 26, 9:20 AM PSTSevere Thunderstorm WarningLOXLos Angeles70 min

Nearby

Severe Thunderstorm Warnings in California, 1997Every severe thunderstorm warning in 1997

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.