Severe Thunderstorm Warning 37, NWS San Diego, CA

000 
WWUS56 KSGX 142116
SVSSGX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
213 PM PDT SUN AUG 14 2005

CAC071-142200-
/O.CON.KSGX.SV.W.0037.000000T0000Z-050814T2200Z/
SAN BERNARDINO CA-
215 PM PDT SUN AUG 14 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 300 PM PDT FOR WEST
CENTRAL SAN BERNARDINO COUNTY...

AT 210 PM PDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM CAPABLE OF PRODUCING LARGE DAMAGING HAIL UP TO GOLF 
BALL SIZE.  THIS STORM WAS LOCATED 5 MILES WEST OF LUCERNE VALLEY ON 
HIGHWAY 18...OR ABOUT 15 MILES EAST OF APPLE VALLEY...MOVING 
NORTHWEST AT 5 MPH TOWARD THE GRANITE MOUNTAINS.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.

LAT...LON 3455 11738 3435 11693 3445 11681 3476 11713

$$

MOEDE

000 
WWUS56 KSGX 142139
SVSSGX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
238 PM PDT SUN AUG 14 2005

CAC071-142148-
/O.CAN.KSGX.SV.W.0037.000000T0000Z-050814T2200Z/
SAN BERNARDINO CA-
238 PM PDT SUN AUG 14 2005

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL SAN BERNARDINO
COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM ON HIGHWAY 18 WEST OF LUCERNE VALLEY HAS 
DECREASED IN INTENSITY AND IS NO LONGER SEVERE.  

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE HIGH 
DESERTS THROUGH THE REST OF THE AFTERNOON.

LAT...LON 3455 11738 3435 11693 3445 11681 3476 11713

$$

MOEDE

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN DIEGO CA
930 AM PDT SUN AUG 14 2005

.SYNOPSIS...MOISTURE IN SOUTHEAST FLOW ALOFT WILL BRING A SLIGHT
CHANCE OF THUNDERSTORMS TO THE MOUNTAINS AND DESERTS THIS
AFTERNOON...INCREASING MONDAY AFTERNOON. THE MARINE LAYER AND
ONSHORE FLOW WILL CAUSE LOW CLOUDS AND LOCAL FOG WEST OF THE
MOUNTAINS IN THE NIGHTS AND MORNINGS...LINGERING NEAR SOME BEACHES
INTO THE AFTERNOONS.

&&

.DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO
COUNTIES...

UPDATED FORECAST TO MAKE A FEW CHANGES. LOW CLOUDS AND LOCAL FOG
WERE INTO THE COASTAL MOUNTAIN SLOPES AGAIN THIS MORNING. THE 12Z
NKX SOUNDING HAD AN INVERSION BASED NEAR 2900 FT...ABOUT 500 FT
HIGHER THAN 24 HOURS PREVIOUS. THERE WAS SE FLOW FROM ABOUT 5000 TO
15000 FT WITH SW WINDS ABOVE. ONSHORE GRADIENTS WITH ABOUT 6 MB
SAN-IPL.

THE WEAK UPPER LOW NEAR THE WEST COAST WILL GRADUALLY PULL OUT TO
THE NE AS A BROAD UPPER HI OVER THE SRN TIER OF STATES SLOWLY BUILDS
IN FROM THE E DURING THE SHORT TERM. LIMITED MOISTURE IN SE FLOW
THROUGH THE MID LEVELS WILL BRING A SMALL CHANCE OF THUNDERSTORMS TO
THE MOUNTAINS AND HI DESERTS THIS AFTERNOON. THE MOISTURE INCREASES
MON FOR A BETTER CHANCE OF AFTERNOON AND EVENING THUNDERSTORMS IN
THE MOUNTAINS AND DESERTS. THE MID LEVEL MOISTURE IS EXPECTED TO
DECREASE TUE AND WED AS THE FLOW ALOFT TURNS MORE SW. THE MARINE
LAYER SHOULD BECOME A LITTLE MORE SHALLOW AS HEIGHTS INCREASE AND
WILL STILL BE SLOW TO CLEAR FROM THE IMMEDIATE COASTAL AREAS. THE
MID LEVEL MOISTURE MAY CAUSE SOME DISRUPTION OF THE MARINE LAYER MON
MORNING. SLIGHT UPWARD TREND IN TEMPS IN MOST AREAS W OF THE
MOUNTAINS.

LONGER RANGE PROGS INDICATE A PATTERN OF UPPER TROUGHING TO THE N
WITH A BROAD HI TO THE E WILL CONTINUE. THIS WILL MAINTAIN DRY SW
FLOW ALOFT. NIGHT AND MORNING LOW CLOUDS AND LOCAL FOG WILL CONTINUE
IN THE COASTAL AREAS AND EXTEND LOCALLY INLAND. EXPECT RELATIVELY
MINOR TEMP CHANGES THU THROUGH SUN.

&&

.AVIATION...MARINE LAYER REACHED ALL THE WAY TO THE FOOTHILLS THIS
MORNING. CLOUD BASES WERE FROM 1500 TO 2000 FEET MSL WITH CLOUD TOPS
BTWN 3000 AND 3500 FEET. MVFR CEILINGS WEST OF MTS WILL SLOWLY BURN
OFF TO THE COAST DURING THE DAY. CEILINGS SHOULD DISSIPATE NEAR
RIV/HMT AROUND 17Z...ONT BTWN AROUND 18 AND 19Z...AND NR SNA/CRQ/SAN
AROUND 20-21Z. CLOUDS MAY LINGER MOST OF THIS AFTN OVER PORTIONS OF
SAN DIEGO COUNTY BEACHES AND IMMEDIATE COAST...ESPECIALLY SOUTH.
POSSIBLE STUBBORN CEILINGS VCNTY SAN/CRQ DURING MID TO LATE AFTN.

THE COASTAL STRATUS WILL REFORM AND SPREAD INLAND THIS EVENING WITH
AN OVERCAST CLOUD DECK AT SAN/CRQ AROUND 02-03Z AND NEAR SNA 04-05Z.

&&

.SGX WATCHES/WARNINGS/ADVISORIES...NONE.

&&

PUBLIC...ATKIN
AVIATION...MOEDE

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN DIEGO CA
400 AM PDT SUN AUG 14 2005

CAZ042-043-142300-
ORANGE COUNTY COASTAL AREAS-
SAN DIEGO COUNTY COASTAL AREAS-
400 AM PDT SUN AUG 14 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR
COASTAL AREAS
IN EXTREME SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY THROUGH TONIGHT.
NO HAZARDOUS WEATHER EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN... MONDAY THROUGH SATURDAY.

LARGE SOUTH SWELL WILL CAUSE ABOVE NORMAL SURF ALONG WITH STRONG AND
DANGEROUS RIP CURRENTS WEDNESDAY THROUGH FRIDAY. HIGH TIDES OF OVER
7 FEET DURING THE EVENINGS...COMBINED WITH THE LARGER SURF...COULD
CAUSE MINOR TIDAL OVERFLOW AND BEACH EROSION WEDNESDAY THROUGH
FRIDAY.

.SPOTTER INFORMATION STATEMENT...
SKYWARN WEATHER SPOTTER ACTIVATION IS NOT REQUESTED FOR THIS AREA...
HOWEVER WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

NOTE...THE HAZARDOUS WEATHER OUTLOOK NOW INCORPORATES THE FLASH
FLOOD POTENTIAL INDEX THAT WAS ISSUED SEPARATELY IN PREVIOUS YEARS.
THE FLASH FLOOD POTENTIAL INDEX WILL BE INCLUDED IN THE HAZARDOUS
WEATHER OUTLOOK IF IT EXCEEDS THE LOW CATEGORY IN THE FIRST TWO
DAYS. THIS PRODUCT WILL BE UPDATED DAILY AT 4 AM AND 4 PM OR AS
NEEDED THROUGH SEPTEMBER 30.

MM