1 debris flow, 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 4, 3:00 AM PST, 3 hours 26 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN DIEGO CA 300 AM PST TUE JAN 4 2005 .SYNOPSIS...A WINTER STORM WILL CONTINUE TO BRING SHOWERS TODAY. PERIODS OF HEAVY RAIN AND MOUNTAIN SNOW WILL CONTINUE THIS MORNING WITH THE SNOW LEVEL DOWN TO 3500 FEET. SHOWERS WILL TAPER OFF THIS AFTERNOON AS THE STORM MOVES EAST. COOL AND UNSETTLED WEATHER WITH A SMALL CHANCE OF SHOWERS WILL CONTINUE WEDNESDAY AND THURSDAY. ANOTHER STORM SHOULD BRING RAIN AND MOUNTAIN SNOW FRIDAY. A THIRD STORM COULD BRING MORE RAIN EARLY NEXT WEEK. && .DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES. THE LARGE 540 UPPER LOW AND ITS ATTENDENT 1007 MB SURFACE LOW AND COLD FRONT ARE STARTING TO COME ASHORE WITH HEAVY RAIN...SLEET...AND THUNDERSTORMS. THE LI WILL REMAIN BETWEEN 0 AND -2 SO THE INSTABILITY WILL CONTINUE THROUGH THE AFTERNOON. LATEST DOPPLER SHOW STRONG CONVECTION COMING UP FROM THE SSW. THIS BLOB MAY BE ASSOCIATED WITH +8 VERTICAL VELOCITY AND THE LEFT FRONT QUADRANT OF THE 145 KT JET MAX COMING AROUND THE SOUTHERN EDGE OF THE LOW. RAIN RATES RANGE FROM .2 TO .4 INCH PER HOUR...SO WILL CONTINUE THE FLOOD ADVISORY THROUGH 10 AM. IT MAY NEED TO BE EXTENDED INTO TO ACCOUNT FOR PM CONVECTION. ONCE THE BAND OF SHOWERS HITS THE MOUNTAINS...BY AROUND 4 AM...HEAVY SNOW IS EXPECTED WITH THE SNOW LEVEL DOWN TO 3000 FEET DURING THE MORNING. THIS MAY AFFECT CAJON PASS IN THE SBD MTS AS WELL AS MANY OTHER MT ROADS. THE WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM THIS PM. APPLE VALLEY MAY REQUIRE A SNOW ADVISORY. THE FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 200 PM...AND THERE WILL LIKELY BE SOME FLASH FLOOD WARNINGS ISSUED LATER THIS MORNING. SOME TSTRMS COULD APPROACH SEVERE WITH LARGE HAIL AND/OR GUSTY WINDS TODAY. COULD SEE COLD AIR FUNNELS AND WATERSPOUTS. THINGS CALM DOWN BY WED WITH 564 ZONAL FLOW WITH JUST A SLIGHT WARM UP. BUT ANOTHER POTENT STORM COMES IN FROM THE WEST LATE THU PM THRU FRIDAY. THE FRONT DOES SOME THROUGH FAST...BUT MODELS INDICATE PRETTY GOOD DYNAMICS WITH THE SYTEM...AND IT LOOKS TO BRING ANOTHER 1 TO 2 INCHES TO THE VALLEYS WITH 4 INCHES ON THE SLOPES. HEAVY SNOW ALSO LIKELY...EVEN SAN DIEGO MTS...WITH 35 KT WESTERLY 700 MB WINDS... WITH SNOW LEVEL DOWN TO 4500 FEET. STILL LOOKS WET THROUGH THE WEEKEND AND EARLY NEXT WEEK WITH WARM MOIST SW 570 SW FLOW WITH POSSIBLE RAPID SNOW MELT AND FLOODING. LOOKS WINDY IN THE MTS WITH 50 KT 700 MB SW-W WINDS. && .SGX WATCHES/WARNINGS/ADVISORIES... FLOOD ADVISORY AND FLASH FLOOD WATCH...SEE LAXFFASGX. WINTER STORM WARNING FOR MOUNTAINS AND SNOW ADVISORY FOR THE APPLE AND LUCERNE VALLEYS...SEE LAXWSWSGX. HYDROLOGIC STATEMENT FOR THE SAN DIEGO AND SAN LUIS REY RIVERS...SEE LAXRVSSGX. MARINE WEATHER STATEMENT FOR THUNDERSTORMS AND POSSIBLE WATERSPOUTS...SEE LAXMWSSGX. HAZARDOUS WEATHER OUTLOOK...SEE LAXHWOSGX. && MACKECHNIE
HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE SAN DIEGO CA 605 AM PST TUE JAN 4 2005 CAZ042-043-048-050-055-056-057-058-060-051400- 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- 605 AM PST TUE JAN 4 2005 .DAY ONE... TODAY THROUGH TONIGHT. A STRONG WINTER STORM WILL BRING HEAVY RAIN...THUNDERSTORMS...AND MOUNTAIN SNOW TODAY. 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 TONIGHT. WATERSPOUTS AND THUNDERSTORMS ARE POSSIBLE OVER THE COASTAL WATERS TODAY. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR ALL AREAS BELOW 4000 FEET UNTIL THIS AFTERNOON...SEE LAXFFASGX. FLOOD ADVISORY FOR URBAN AND SMALL STREAM FLOODING IN EFFECT UNTIL 1000 AM PST TODAY BELOW 4000 FEET...SEE FLSSGX. A WINTER STORM WARNING REMAINS IN EFFECT FOR THE SAN BERNARDINO... RIVERSIDE AND SAN DIEGO COUNTY MOUNTAINS ABOVE 4000 FEET UNTIL 200 PM...SEE LAXWSWSGX. A SNOW ADVISORY REMAINS IN EEFECT FOR THE APPLE AND LUCERNE VALLEYS UNTIL 200 PM...SEE LAXWSWSGX. A MARINE WEATHER STATEMENT HAS BEEN ISSUED FOR POSSIBLE THUNDERSTORMS AND WATERSPOUTS OVER THE COASTAL WATERS...SEE LAXMWSSGX. .DAYS TWO THROUGH SEVEN... WEDNESDAY THROUGH MONDAY. STRONG RIP CURRENTS WILL BE PRESENT AT AREA BEACHES WEDNESDAY. THE WEATHER PATTERN WILL REMAIN UNSETTLED WITH PERIODS OF SHOWERS POSSIBLE INTO THE END OF NEXT WEEK. SOME MODELS EVEN HINT AT AN STRONGER STORM BY THIS WEEKEND. SKYWARN ACTIVATION STATEMENT...WEATHER SPOTTER ACTIVITY SHOULD CONTINUE INTO THIS AFTERNOON. MACKECHNIE/RB
The national radar mosaic for the moment the first event began.
1 debris flow. Local standard time, as filed.
Highway 243 was heavily damaged by a massive rockslide 2 miles north of Pine Cove. Among the mess were three 250-ton boulders which had to be blasted from the road.
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: 5437988.