1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Diego, CA wrote its last area forecast discussion before the first event at Dec 28, 9:00 PM PST, 3 hours 11 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN DIEGO CA 900 PM PST TUE DEC 28 2004 .SYNOPSIS...A STRONG PACIFIC STORM WILL BRING PERIODS OF RAIN...HEAVY AT TIMES...THROUGH WEDNESDAY. SNOW WILL OCCUR AT THE HIGHER ELEVATIONS. SOME THUNDERSTORMS WILL ALSO OCCUR. A FLASH FLOOD WATCH IS IN EFFECT THROUGH WEDNESDAY...WITH A WINTER STORM WARNING ABOVE 6500 FEET. STRONG GUSTY WINDS WILL ACCOMPANY THIS STORM...ESPECIALLY IN THE MOUNTAINS...THROUGH WEDNESDAY MORNING. A HIGH WIND WARNING AND WIND ADVISORY ARE IN EFFECT. COOL AND UNSETTLED WEATHER WILL CONTINUE WITH A CHANCE OF SHOWERS THROUGH THE END OF THE WEEK. && .DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES. FUN FEATURES IN BETWEEN WAVES OF THIS BIG STORM...LIKE SOME TSTORMS. HEAVY SHOWERS AND TSTORMS WENT THROUGH NORTHWEST ORANGE CO AND ONE WAS POSSIBLY SEVERE. RAIN THERE HAS DIMINISHED FOR NOW WHILE SHOWERS INCREASE IN SAN DIEGO CO...SO HAVE ISSUED A FLOOD ADVISORY THERE. STILL POISED OFF THE COAST IS THE SECOND MAJOR WAVE OF THE STORM AND IT LOOKS PRETTY SERIOUS. GET READY FOR A SIMILAR STYLE EVENT COMPARED TO LAST NIGHT. RAIN AND WIND LASHING SOCAL FOR MOST OF THE NIGHT. NOW FLOODING BECOMES MORE PROBABLE BECAUSE OF THE SOAKING RAINS OF LAST NIGHT. SNOW LEVEL WILL COME DOWN TO 5000 FEET BY SUNRISE WED. THE STRONGEST WINDS WILL COINCIDE WITH THE NEXT RAIN BAND...GENERALLY FROM MIDNIGHT THROUGH 8 AM OR SO. MOST OF WED WILL BE SHOWERY WITH SOME TSTORMS. SHOWERS WILL DWINDLE TO ALMOST NOTHING WED NIGHT AND THU...BUT SMALL CHANCES WILL REMAIN. ANOTHER SHORTWAVE MOVES DOWN THE COAST THU NIGHT WHICH SHOULD BRING ANOTHER ROUND OF RAIN EARLY FRI BUT NOT NEARLY AS HEAVY AS THE CURRENT STORM. AGAIN...SMALL CHANCES OF SHOWERS WILL CONTINUE OVER THE WEEKEND AS MOIST CYCLONIC FLOW CONTINUES. ANOTHER DEEP TROUGH IS FORECAST BY MODELS TO COME DOWN THE COAST LATER SUN...BRINGING ANOTHER STRONG STORM TO THE REGION MON AND TUE. && .SGX WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH FOR ALL AREAS UNTIL 400 PM WEDNESDAY...SEE LAXFFASGX. FLOOD ADVISORY FOR SAN DIEGO COUNTY UNTIL 1100 PM TONIGHT...SEE LAXFLSSGX. RIVER FLOOD STATEMENT FOR SAN DIEGO AND SAN LUIS REY RIVERS...SEE LAXRVSSGX. WINTER STORM WARNING FOR THE SAN BERNARDINO AND RIVERSIDE COUNTY MOUNTAINS ABOVE 6500 FEET UNTIL 400 PM WEDNESDAY...SEE LAXWSWSGX. HIGH WIND WARNING FOR THE SAN BERNARDINO...RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS UNTIL NOON WEDNESDAY...SEE LAXNPWSGX. WIND ADVISORY ALL OTHER AREAS UNTIL NOON WEDNESDAY...SEE LAXNPWSGX. GALE WARNING INNER AND OUTER WATERS TODAY...SEE LAXCWFSGX. MARINE WEATHER STATEMENT...SEE LAXMWSSGX. HAZARDOUS WEATHER OUTLOOK...SEE LAXHWOSGX. && MM
HAZARDOUS WEATHER OUTLOOK FOR EXTREME SOUTHWESTERN CALIFORNIA NATIONAL WEATHER SERVICE SAN DIEGO CA 300 AM PST TUE DEC 28 2004 CAZ042-043-048-050-055>058-060>062-291400- ORANGE COUNTY COASTAL AREAS- SAN DIEGO COUNTY COASTAL AREAS- SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY VALLEYS- SAN BERNARDINO COUNTY MOUNTAINS- RIVERSIDE COUNTY MOUNTAINS- SANTA ANA MOUNTAINS AND FOOTHILLS- SAN DIEGO COUNTY MOUNTAINS- APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY- SAN DIEGO COUNTY DESERTS- 300 AM PST TUE DEC 28 2004 .DAY ONE...TODAY AND TONIGHT... AN APPROACHING PACIFIC STORM WILL BRING A LONG DURATION OF PRECIPITATION...HEAVY AT TIMES...THROUGH WEDNESDAY. LOCAL STRONG GUSTY WINDS WILL ACCOMPANY THIS STORM...ESPECIALLY IN THE MOUNTAINS. LOCAL FLOODING AND MUDSLIDES WILL BE POSSIBLE...ESPECIALLY IN AND BELOW RECENTLY BURNED AREAS. RAINFALL TOTALS WILL RANGE FROM 1 TO 2 INCHES IN THE DESERTS...2 TO 4 INCHES IN MOST COASTAL AND VALLEY AREAS...AND 4 TO 7 INCHES IN THE MOUNTAINS. SOUTHWEST FACING SLOPES OF THE SAN BERNARDINO MOUNTAINS COULD HAVE RAINFALL TOTALS AROUND 10 INCHES. THE SNOW LEVEL WILL START ABOVE 7000 FEET AND THEN LOWER TO NEAR 5500 FEET WEDNESDAY. THE FOLLOWING WARNINGS...WATCHES AND ADVISORIES ARE IN EFFECT... FLASH FLOOD WATCH FOR ALL AREAS UNTIL 400 PM WEDNESDAY...SEE LAXFFASGX. RIVER FLOOD STATEMENT FOR SAN DIEGO AND SAN LUIS REY RIVERS...SEE LAXRVSSGX. WINTER STORM WARNING FOR THE SAN BERNARDINO AND RIVERSIDE COUNTY MOUNTAINS ABOVE 6500 FEET UNTIL 400 PM WEDNESDAY...SEE LAXWSWSGX. HIGH WIND WARNING FOR THE SAN BERNARDINO...RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS BELOW 6500 FEET UNTIL NOON WEDNESDAY...SEE LAXNPWSGX. WIND ADVISORY ALL OTHER AREAS UNTIL NOON WEDNESDAY...SEE LAXNPWSGX. GALE WARNING INNER AND OUTER WATERS TODAY...SEE LAXCWFSGX MARINE WEATHER STATEMENT...SEE LAXMWSSGX. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. THE STORM WILL CONTINUE TO AFFECT THE AREA INTO WEDNESDAY WITH PERIODS OF HEAVY PRECIPITATION AND STRONG GUSTY WINDS...DECREASING IN THE AFTERNOON. SKYWARN ACTIVATION STATEMENT...WEATHER SPOTTERS HAVE BEEN ACTIVATED. ATKIN
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN DIEGO CA
749 PM PST TUE DEC 28 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0300 PM WATER SPOUT 10 W OCEANSIDE 33.20N 117.55W
12/28/2004 XXX XX COAST GUARD
WATERSPOUT WAS SPOTTED 10 MILES OFF THE COAST OF
OCEANSIDE.
0508 PM HAIL FULLERTON 33.88N 117.93W
12/28/2004 0.25 INCH ORANGE CA TRAINED SPOTTER
1/4 INCH HAIL WAS REPORTED IN FULLERTON.
0630 PM FUNNEL CLOUD FULLERTON 33.88N 117.93W
12/28/2004 ORANGE CA DEPT OF HIGHWAYS
CHP REPORTED A FUNNEL CLOUD OVER FULLERTON.
&&
SCVThe San Diego radar (KNKX), 28 km away, was scanning. The volume nearest the first event began at 08:12 UTC.
1 flash flood. Local standard time, as filed.
Numerous roads impacted by mudslides and flash flooding.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2004Every state in 2004This day in weather historyWarnings in California, December 2004
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5432587.