A strong high pressure system moving east across the Great Basin caused gusty Santa Ana winds near mountain passes and canyons. The strongest winds occured in the San Diego Mountains.
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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 episode as NWS SGX wrote it up.
A strong high pressure system moving east across the Great Basin caused gusty Santa Ana winds near mountain passes and canyons. The strongest winds occured in the San Diego Mountains. The Campo ASOS reported sustained ENE winds of 45 mph with gusts to 62 mph. Elswhere, a 59 mph gust was measured on Lyons Peak and CHP estimated wind gusts up to 70 mph near Buckamn Springs.
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 Mar 3, 3:00 AM PST, 5 hours earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN DIEGO CA 300 AM PST SAT MAR 3 2007 .SYNOPSIS... HIGH PRESSURE AND SANTA ANA WINDS WILL BRING WARM WEATHER AND GUSTY CANYON WINDS TODAY THROUGH SUNDAY. A SERIES OF WEAK UPPER LEVEL SYSTEMS WILL BRING CLOUDS AND COOLER WEATHER NEXT WEEK. && .DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES. MASSIVE 1045 MB SURFACE HIGH PRESSURE OVER COLORADO AND EASTERN IS CAUSING 12 TO 15 MB OFFSHORE GRADIENTS ACROSS SCALIF THIS MORNING. NO UPPER WIND SUPPORT AND ONLY WEAK SUBSIDENCE. STRONGEST WINDS WILL BE DIRECTED DOWN THE COLORADO RIVER VALLEY...WELL EAST OF OUR AREA. THUS GUSTY E-NE WINDS TO 60 MPH WILL BE LOCALIZED TO THE USUAL PASSES SUCH AS CAJON PASS...BANNING PASS...FREMONT CANYON...AND FOOTHILL AREAS OF THE SAN DIEGO COUNTY VALLEYS. LOCAL WINDS WILL BE STRONGEST IN THE MORNING HOURS...DECREASING BELOW ADVISORY DURING THE AFTERNOONS AND EVENINGS. 576 UPPER RIDGE AND OFFSHORE FLOW WILL CAUSE VALLEY HIGHS IN UPPER 70S AND 80S TODAY AND SUNDAY. WEAK 576 TROF AND WEAK ONSHORE FLOW WILL KEEP TEMPS WARM MONDAY. PATCHY MARINE LAYER RETURNS TUESDAY MORNING. A LITTLE COOLER TUESDAY WITH STRONGER ONSHORE FLOW. 573 WEST FLOW AND ONSHORE FLOW WILL CAUSE NIGHT AND MORNING COASTAL LOW CLOUDS WITH VALLEY HIGHS IN MID 70S WED THROUGH FRI. UPPER HIGH PRESSURE AND WARM DRY OFFSHORE FLOW IS INDICATED LATE NEXT WEEK. && .AVIATION... 031030Z...MODERATE OFFSHORE FLOW WITH STRONG GUSTY WINDS BELOW AND THROUGH PASSES AND CANYONS AND OVER THE MOUNTAINS THROUGH SUNDAY MORNING. CLEAR EXCEPT FOR THIN HIGH CLOUDS MOVING OVER THROUGH SUNDAY. WINDS AT 5K FT...EAST 20-25 KT THROUGH SUN MORNING... BECOMING EAST 5-15 KT SUN AFTERNOON. WINDS AT 10K FT...NORTH TO NORTHEAST 15-25 KT...BECOMING EAST 10 KT TONIGHT...SOUTHEAST TO SOUTH 10-15 KT SUN MORNING...THEN SOUTHWEST 10-15 SUN AFTERNOON. && .SGX WATCHES/WARNINGS/ADVISORIES... HIGH WIND WARNINGS AND ADVISORIES ARE IN EFFECT FOR AREAS IN THE MOUNTAINS...VALLEYS AND COASTS TODAY THROUGH SUNDAY. SEE LAXNPWSGX. && PUBLIC...MACKECHNIE AVIATION/MARINE...WHITLOW
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN DIEGO CA 400 AM PST SAT MAR 3 2007 CAZ042-043-048-050-055-056-057-058-060-061-062-041200- 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- 400 AM PST FRI MAR 3 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR ALL OF EXTREME SOUTHWESTERN CALIFORNIA. BUILDING HIGH PRESSURE OVER UTAH WILL BRING LOCAL STRONG GUSTY WINDS THROUGH AND BELOW MOUNTAIN CANYONS AND PASSES TODAY THROUGH SUNDAY. .DAY ONE... TODAY THROUGH TONIGHT. LOCAL STRONG GUSTY WINDS TODAY...MAINLY THROUGH AND BELOW MOUNTAIN CANYONS AND PASSES. SEE LAXNPWSGX FOR DETAILS. .DAYS TWO THROUGH SEVEN... SUNDAY THROUGH FRIDAY. LOCAL STRONG GUSTY WINDS INTO SUNDAY AFTERNOON...MAINLY THROUGH AND BELOW MOUNTAIN CANYONS AND PASSES. SEE LAXNPWSGX FOR DETAILS. .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. MACKECHNIE
The national radar mosaic for the moment the first event began.
1 high wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2007Every state in 2007This day in weather historyWarnings in California, March 2007
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: 22311.