1 funnel cloud, 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 Jan 2, 2:00 PM PST, 1 hour 50 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN DIEGO CA 200 PM PST SUN JAN 2 2005 .SYNOPSIS...RAIN AND SNOW WILL INCREASE TONIGHT AS A COLD WINTER STORM APPROACHES FROM THE NORTHWEST. THE RAIN AND SNOW WILL BE HEAVY AT TIMES MONDAY AND TUESDAY. A WINTER STORM WARNING IS IN EFFECT TONIGHT THROUGH TUESDAY FOR THE MOUNTAINS. A FLOOD WATCH IS IN EFFECT FOR ALL AREAS THROUGH TUESDAY MORNING. COLD...UNSETTLED WEATHER WILL PERSIST THROUGH THE END OF THE WEEK. && .DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES. .SHORT TERM...THE 12Z NKX SOUNDING WAS STILL FAIRLY DRY IN THE MIDLEVELS BUT CONTINUED MOISTURE ADVECTION AHEAD OF THE DEVELOPING TROUGH OFF THE COAST WILL SATURATE THE MID LEVELS TONIGHT. LIGHT SHOWERS WERE REPORTED IN ORANGE COUNTY THIS AFTERNOON AND LIGHT SNOW WAS FALLING IN THE SAN BERNARDINO COUNTY MOUNTAINS. MORE SHOWERS WERE FORMING OVER THE COASTAL WATERS AND WILL CONTINUE TO INCREASE IN COVERAGE AND INTENSITY THROUGH THE EVENING. AT 21Z THE WATER VAPOR LOOP SHOWED A WELL DEFINED COLD UPPER LOW SPINNING OFF THE NORTHERN CALIFORNIA COAST. THIS LOW WILL MOVE SOUTH TODAY AND TONIGHT...THEN MOVE INLAND ACROSS SOCAL MONDAY AND TUESDAY. BETWEEN 06Z AND 09Z TONIGHT THE ATMOSPHERE BECOMES SATURATED TO 400 MB...AFTER WHICH THE HEAVY RAIN WILL ARRIVE. EXPECT THE MONDAY MORNING COMMUTE TO BE VERY WET. RAIN AMOUNTS FROM THIS STORM WILL RANGE FROM 1 TO 2 INCHES IN THE COASTAL AREAS AND 3 TO 5 INCHES ON THE COASTAL MOUNTAIN SLOPES AND FOOTHILLS. THE 12Z MESO ETA FORECASTS SOUTHERLY WINDS AHEAD OF THE TROUGH TO INCREASE THROUGH MONDAY...RESULTING IN A VERY EFFICIENT OROGRAPHIC RAIN PROCESS THAT WILL BRING VERY HEAVY RAIN TO THE SOUTHWEST FACING MTN SLOPES IN SAN BERNARDINO COUNTY. HIGHER ELEVATIONS ABOVE THE FREEZING LEVEL WILL SEE AN EXTENDED PERIOD OF SNOW WITH ONE TO TWO FEET AT THE RESORT LEVELS. THE PERIOD OF HEAVIEST RAIN WILL OCCUR ALONG AND AHEAD OF THE COLD FRONTAL PASSAGE WHICH WILL BETWEEN 4 PM AND 10 PM MONDAY. RAINFALL RATES UP TO AN INCH PER HOUR ARE POSSIBLE IN THE HEAVIEST SHOWERS. THIS WILL BE THE TIME FOR THE GREATEST THREAT FOR FLASH FLOODING AND MUD AND ROCK SLIDES AS HEAVY RAIN FALLS ON ALREADY SATURATED GROUND. THE PRECIP WILL TURN TO SHOWERS LATE MONDAY NIGHT AND TUESDAY AS THE COLD FRONT MOVES EAST. IT WILL BE QUITE COLD TUESDAY AS THE COLDEST AIR ALOFT MOVES ACROSS SOCAL AND 500 MB TEMPS PLUMMET TO -29C. STEEP LAPSE RATES AND SATURATED LOW LEVELS WILL BRING SHOWERS AND POSSIBLE THUNDERSTORMS TUESDAY. THE COLD AIR ADVECTION WILL ALSO RESULT IN VERY LOW SNOW LEVELS TO 3000 FEET...LOW ENOUGH FOR SNOW SHOWERS TO FALL IN THE HIGH DESERTS. .LONG TERM...AN UPPER TROUGH LINGERS OVER THE SOUTHWEST THROUGH THE END OF THE WEEK. HEIGHTS DONT RECOVER MUCH AND THE POLAR TYPE AIRMASS WILL CONTINUE OVER THE SOUTHWEST...AND TEMPERATURES WILL BE WAY BELOW NORMAL THROUGH THE END OF THE WEEK. THE COLD...UNSETTLED WEATHER PATTERN WILL KEEP A THREAT OF SHOWERS WEDNESDAY AND THURSDAY...BUT THE BEST CHANCES FOR WIDESPREAD PRECIP WILL BE FRIDAY WHEN ANOTHER UPPER LEVEL TROUGH MOVES ACROSS SOCAL. && .SGX WATCHES/WARNINGS/ADVISORIES... FLOOD WATCH FOR ALL AREAS LATE SUNDAY NIGHT THROUGH TUESDAY MORNING...SEE LAXFFASGX. WINTER STORM WARNING FOR THE SAN BERNARDINO...RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS ABOVE 5000 FEET LATE SUNDAY NIGHT THROUGH TUESDAY MORNING...SEE LAXWSWSGX. HAZARDOUS WEATHER OUTLOOK...SEE LAXHWOSGX. && MOEDE
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN DIEGO CA 200 PM PST SUN JAN 2 2005 CAZ042-043-048-050-055-056-057-058-060-031400- 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- 200 PM PST SUN JAN 2 2005 .DAY ONE... REST OF TODAY THROUGH TONIGHT. A STRONG WINTER STORM WILL BRING HEAVY RAIN AND MOUNTAIN SNOW BEGINNING AS EARLY AS LATE TONIGHT. STRONG...GUSTY WINDS WILL ACCOMPANY THIS STORM...MAINLY IN THE MOUNTAINS. THE RAIN COULD CAUSE LOCAL FLOODING. THERE COULD ALSO BE ROCK AND MUD SLIDES...ESPECIALLY IN STEEP TERRAIN AND IN AND BELOW THE RECENTLY BURNED AREAS. LOCAL VISIBILITY MAY BE REDUCED TO NEAR ZERO IN THE MOUNTAINS IN SNOW...BLOWING SNOW AND DENSE FOG. STRONG RIP CURRENTS WILL BE PRESENT AT AREA BEACHES THROUGH TONIGHT. .DAYS TWO THROUGH SEVEN... MONDAY THROUGH SATURDAY. A STRONG WINTER STORM WILL BRING HEAVY RAIN AND MOUNTAIN SNOW MONDAY AND TUESDAY. PERIODS OF GUSTY WINDS WILL ACCOMPANY THIS STORM...THE STRONGEST IN THE MOUNTAINS. THE RAIN COULD CAUSE LOCAL FLOODING. THERE COULD ALSO BE ROCK AND MUD SLIDES...ESPECIALLY IN STEEP TERRAIN AND IN AND BELOW THE RECENTLY BURNED AREAS. LOCAL VISIBILITY MAY BE REDUCED TO NEAR ZERO IN THE MOUNTAINS IN SNOW...BLOWING SNOW AND DENSE FOG. STRONG RIP CURRENTS WILL BE PRESENT AT AREA BEACHES MONDAY AND TUESDAY. A FLOOD WATCH HAS BEEN ISSUED FOR TONIGHT INTO TUESDAY FOR ALL AREAS BELOW 5000 FEET...SEE LAXFFASGX. A WINTER STORM WARNING HAS BEEN ISSUED FOR THE SAN BERNARDINO... RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS ABOVE 5000 FEET FOR TONIGHT INTO TUESDAY...SEE LAXWSWSGX. THE WEATHER PATTERN WILL REMAIN UNSETTLED WITH PERIODS OF SHOWERS POSSIBLE INTO THE END OF NEXT WEEK. SKYWARN ACTIVATION STATEMENT...WEATHER SPOTTER ACTIVATION MAY BE NEEDED SUNDAY NIGHT THROUGH MONDAY NIGHT. JAD/MOEDE
The San Diego radar (KNKX), 28 km away, was scanning. The volume nearest the first event began at 23:51 UTC.
1 funnel cloud. Local standard time, as filed.
A funnel cloud was reported just nothwest of San Diego Bay.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2005Every state in 2005This day in weather historyWarnings in California, January 2005
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: 5437991.