Alert archive / California / Red Flag Warnings in 2007
Red Flag Warning 13, NWS San Diego, CA
NWS San Diego, CA issued this red flag warning at Oct 7, 2007, 8:08 PM PDT for 4 counties in California. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 7, 2007, 8:08 PM PDT (03:08 UTC)
- Expired
- Oct 8, 2007, 8:00 PM PDT
- In force
- 24 hr
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 03:06 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
San Diego, CA (KNKX), launched 00:00Z, 3.1 hours before the alert went out and 124 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 5579 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS86 KSGX 080309 RFWSGX WWUS86 KSGX 080308 RFWSGX RED FLAG WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 808 PM PDT SUN OCT 7 2007 ...RED FLAG WARNING EXPANDED UNTIL 800 PM MONDAY FOR THE MOUNTAINS AND VALLEYS OF SOUTHWESTERN CALIFORNIA... .WHILE WINDS HAD MOSTLY DECREASED BY SUNDAY EVENING...RELATIVE HUMIDITIES WILL CONTINUE TO BE VERY LOW THROUGH MONDAY. IN THE MOUNTAINS AND VALLEYS...HUMIDITIES WILL RECOVER POORLY OVERNIGHT AND WILL BE BELOW 10 PERCENT FOR LONG DURATIONS ON MONDAY. LOCALLY GUSTY EAST WINDS WILL OCCUR NEAR THE BANNING PASS AND IN THE SAN DIEGO COUNTY MOUNTAINS...BUT GUSTS WILL MOSTLY BE BELOW 30 MPH. CAZ248-250-255>258-081115- /O.EXP.KSGX.FW.W.0012.000000T0000Z-071008T0300Z/ /O.NEW.KSGX.FW.W.0013.071008T0308Z-071009T0300Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY INLAND VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO NATIONAL FOREST-SANTA ANA MOUNTAINS- INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL FOREST-SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE CLEVELAND NATIONAL FOREST- 808 PM PDT SUN OCT 7 2007 ...RED FLAG WARNING EXTENDED UNTIL 8 PM PDT MONDAY... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A RED FLAG WARNING...WHICH IS NOW IN EFFECT UNTIL 8 PM PDT MONDAY. HUMIDITIES WILL CONTINUE TO BE VERY LOW THROUGH MONDAY. AFTER POOR RECOVERIES TONIGHT...HUMIDITIES WILL BE BELOW 10 PERCENT IN MANY AREAS MONDAY...WITH SOME AREAS HAVING DURATIONS GREATER THAN 6 HOURS. HUMIDITIES WILL IMPROVE MONDAY NIGHT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ MAXWELL
4 follow-up statements
000 WWUS86 KSGX 080314 RFWSGX RED FLAG WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 814 PM PDT SUN OCT 7 2007 ...RED FLAG WARNING EXPANDED UNTIL 800 PM MONDAY FOR THE MOUNTAINS AND VALLEYS OF SOUTHWESTERN CALIFORNIA... .WHILE WINDS HAD MOSTLY DECREASED BY SUNDAY EVENING...RELATIVE HUMIDITIES WILL CONTINUE TO BE VERY LOW THROUGH MONDAY. IN THE MOUNTAINS AND VALLEYS...HUMIDITIES WILL RECOVER POORLY OVERNIGHT AND WILL BE BELOW 10 PERCENT FOR LONG DURATIONS ON MONDAY. LOCALLY GUSTY EAST WINDS WILL OCCUR NEAR THE BANNING PASS AND IN THE SAN DIEGO COUNTY MOUNTAINS...BUT GUSTS WILL MOSTLY BE BELOW 30 MPH. CAZ248-250-255>258-081115- /O.CON.KSGX.FW.W.0013.000000T0000Z-071009T0300Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY INLAND VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO NATIONAL FOREST-SANTA ANA MOUNTAINS- INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL FOREST-SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE CLEVELAND NATIONAL FOREST- 814 PM PDT SUN OCT 7 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY. HUMIDITIES WILL CONTINUE TO BE VERY LOW THROUGH MONDAY. AFTER POOR RECOVERIES TONIGHT...HUMIDITIES WILL BE BELOW 10 PERCENT IN MANY AREAS MONDAY...WITH SOME AREAS HAVING DURATIONS GREATER THAN 6 HOURS. HUMIDITIES WILL IMPROVE MONDAY NIGHT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ ...RETRANSMISSION... MAXWELL
000 WWUS86 KSGX 081602 RFWSGX RED FLAG WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 902 AM PDT MON OCT 8 2007 ...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 800 PM THIS EVENING FOR AN EXTENDED PERIOD OF VERY LOW HUMIDITY IN THE MOUNTAINS AND VALLEYS OF SOUTHWESTERN CALIFORNIA... CAZ248-250-255>258-090015- /O.CON.KSGX.FW.W.0013.000000T0000Z-071009T0300Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY INLAND VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO NATIONAL FOREST-SANTA ANA MOUNTAINS- INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL FOREST-SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE CLEVELAND NATIONAL FOREST- 902 AM PDT MON OCT 8 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING... VERY DRY CONDITIONS WILL PREVAIL TODAY WITH HUMIDITIES REMAINING QUITE LOW. RELATIVE HUMIDITIES WILL BE BELOW 10 PERCENT TODAY ACROSS MOST OF THE INLAND VALLEYS AND MOUNTAINS. SOME LOCALLY GUSTY NORTHEAST TO EAST WINDS TO 25 MPH WILL LINGER NEAR THE PASSES AND CANYONS THIS MORNING...PARTICULARLY ACROSS INLAND PORTIONS OF SAN DIEGO COUNTY...OTHERWISE WINDS WILL GENERALLY BE LIGHT. POOR HUMIDITY RECOVERY WILL OCCUR AGAIN TONIGHT IN SOME AREAS BUT LESS WIDESPREAD...AND DRY CONDITIONS WILL PERSIST ON TUESDAY. THEN HUMIDITIES WILL SLOWLY IMPROVE DURING THE REST OF THE WEEK. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
000 WWUS86 KSGX 082120 RFWSGX RED FLAG WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 220 PM PDT MON OCT 8 2007 ...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 800 PM THIS EVENING FOR AN EXTENDED PERIOD OF VERY LOW HUMIDITY IN THE MOUNTAINS AND VALLEYS OF SOUTHWESTERN CALIFORNIA... CAZ248-250-255>258-090300- /O.CON.KSGX.FW.W.0013.000000T0000Z-071009T0300Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY INLAND VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO NATIONAL FOREST-SANTA ANA MOUNTAINS- INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL FOREST-SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE CLEVELAND NATIONAL FOREST- 220 PM PDT MON OCT 8 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING... VERY DRY CONDITIONS WILL PERSIST THIS AFTERNOON WITH HUMIDITIES REMAINING QUITE LOW. RELATIVE HUMIDITIES WILL BE BELOW 10 PERCENT TODAY ACROSS MOST OF THE INLAND VALLEYS AND MOUNTAINS. SOME LOCALLY GUSTY NORTHEAST TO EAST WINDS TO 25 MPH WILL LINGER NEAR THE PASSES AND CANYONS THIS AFTERNOON...PARTICULARLY ACROSS INLAND PORTIONS OF SAN DIEGO COUNTY AND NEAR THE BANNING PASS... OTHERWISE WINDS WILL GENERALLY BE LIGHT. POOR HUMIDITY RECOVERY WILL OCCUR AGAIN TONIGHT IN SOME AREAS BUT LESS WIDESPREAD...AND DRY CONDITIONS WILL PERSIST ON TUESDAY. THEN HUMIDITIES WILL SLOWLY IMPROVE DURING THE REST OF THE WEEK. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE OCCURRING. LOW RELATIVE HUMIDITY...WARM TEMPERATURES AND LOCAL GUSTY WINDS WILL BRING THE POTENTIAL FOR RAPID FIRE GROWTH. $$
000 WWUS86 KSGX 090302 RFWSGX RED FLAG WARNING NATIONAL WEATHER SERVICE SAN DIEGO CA 802 PM PDT MON OCT 8 2007 CAZ248-250-255>258-090415- /O.EXP.KSGX.FW.W.0013.000000T0000Z-071009T0300Z/ SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY INLAND VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO NATIONAL FOREST-SANTA ANA MOUNTAINS- INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL FOREST-SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE CLEVELAND NATIONAL FOREST- 802 PM PDT MON OCT 8 2007 ...RED FLAG WARNING HAS EXPIRED... THE RED FLAG WARNING IS NO LONGER IN EFFECT. THE WINDS HAVE DIMINISHED AND HUMIDITIES WILL CONTINUE TO RECOVER OVERNIGHT. $$ MOEDE
Nearby
Red Flag Warnings in California, 2007Every red flag warning in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.