Alert archive / California / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 2, NWS San Diego, CA

August 24, 2003San Diego County, California

NWS San Diego, CA issued this severe thunderstorm warning at Aug 24, 2003, 1:14 PM PDT for San Diego County, California. It was in force for 106 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
Aug 24, 2003, 1:14 PM PDT (20:14 UTC)
Expired
Aug 24, 2003, 3:00 PM PDT
In force
106 min
Issued by
NWS San Diego, CA
Area
Whole counties

County San Diego County, CA

The nearest sounding before it

San Diego, CA (KNKX), launched 12:00Z, 8.2 hours before the alert went out and 47 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, San Diego, CA at 12:00Z on 2003-08-24Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 12:00Z on 2003-08-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
1749 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
60 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 
WUUS56 KSGX 242014
SVRSGX
CAC073-242200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN DIEGO CA
112 PM PDT SUN AUG 24 2003

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  THE SAN DIEGO COUNTY MOUNTAINS IN SOUTH CENTRAL SAN DIEGO COUNTY   
  IN SOUTHWEST CALIFORNIA

* UNTIL 300 PM PDT

* AT 103 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES SOUTH OF DESCANSO...OR ABOUT 25 MILES
  SOUTHEAST OF LAKESIDE...MOVING NORTHEAST AT 10 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
RURAL SOUTHERN NEAR POTRERO IN SAN DIEGO COUNTY AT 130 PM PDT

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN SAN DIEGO.

$$

LAT...LON 3272 11665 3259 11651 3284 11641 3304 11665

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 24, 1:08 PM PDTFlash Flood WarningSGXSan Diego112 min
Aug 24, 2:22 PM PDTSevere Thunderstorm WarningSGXRiverside98 min
Aug 24, 2:23 PM PDTFlash Flood WarningSGXRiverside97 min
Aug 24, 2:39 PM PDTSevere Thunderstorm WarningSGXRiverside81 min

Nearby

Severe Thunderstorm Warnings in California, 2003Every severe thunderstorm warning in 2003

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.