Alert archive / California / Red Flag Warnings in 2013

Red Flag Warning 5, NWS San Diego, CA

October 4, 20134 counties in California

NWS San Diego, CA issued this red flag warning at Oct 4, 2013, 3:27 AM PDT for 4 counties in California. It took effect at Oct 4, 2013, 6:00 AM PDT. It was in force for 60 hr. 22 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 4, 2013, 3:27 AM PDT (10:27 UTC)
In effect from
Oct 4, 2013, 6:00 AM PDT
Expired
Oct 6, 2013, 6:00 PM PDT
In force
60 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 10:25 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.

What was reported inside it

TimeReportWhereRemark
Oct 4, 7:56 AM PDTNON-TSTM WND GST 605 Ne Thousand Palms, CAMESONET STATION SKY VALLEY /EW3081/ NON-TSTM WND GST DURATION 3 HOURS
Oct 4, 9:51 AM PDTNON-TSTM WND GST 666 Ene Tustin Foothills, CAMESONET STATION FREMONT CANYON /FRCC1/ NON-TSTM WND GST DURATION 3 HOURS
Oct 4, 10:16 AM PDTNON-TSTM WND GST 494 Sse Beaumont, CAMESONET STATION HIGHLAND SPRINGS /HSGC1/ NON-TSTM WND GST DURATION 6 HOURS
Oct 4, 10:30 AM PDTNON-TSTM WND GST 618 N Portola Hills, CAMESONET STATION PLEASANTS PEAK /EW3131/
Oct 4, 10:50 AM PDTNON-TSTM WND GST 462 Ne Bloomington, CAMESONET STATION RIALTO /AU239/ NON-TSTM WND GST DURATION 6 HOURS
Oct 4, 8:16 PM PDTNON-TSTM WND GST 554 Sse Beaumont, CAMESONET STATION HIGHLAND SPRINGS /HSGC1/
Oct 5, 12:30 AM PDTNON-TSTM WND GST 536 S Pine Valley, CAMESONET STATION BUCKMAN SPRINGS /BMSSD/
Oct 5, 1:00 AM PDTNON-TSTM WND GST 505 E Valley Center, CAMESONET STATION HELLHOLE CANYON /HHCSD/
Oct 5, 1:10 AM PDTNON-TSTM WND GST 609 Ssw Julian, CAMESONET STATION SILL HILL /SILSD/
Oct 5, 2:14 AM PDTNON-TSTM WND GST 506 Sse Banning, CAMESONET STATION POPPET FLAT /POPC1/
Oct 5, 2:27 AM PDTNON-TSTM WND GST 559 Nne Ramona, CAMESONET STATION 9 NNE RAMONA /HP016/
Oct 5, 2:51 AM PDTNON-TSTM WND GST 596 Ene Tustin Foothills, CAMESONET STATION FREMONT CANYON /FRCC1/
Oct 5, 4:47 AM PDTNON-TSTM WND GST 579 Nne Ramona, CAMESONET STATION 9 NNE RAMONA /HP016/
Oct 5, 6:20 AM PDTNON-TSTM WND GST 566 S Pine Valley, CAMESONET STATION BUCKMAN SPRINGS /BMSSD/
Oct 5, 7:50 AM PDTNON-TSTM WND GST 5810 Ssw Julian, CAMESONET STATION BOULDER CREEK /BOCSD/
Oct 5, 8:10 AM PDTNON-TSTM WND GST 507 E San Diego Country, CAMESONET STATION NORTH BOULDER CREEK /NBCSD/
Oct 5, 8:10 AM PDTNON-TSTM WND GST 709 Ssw Julian, CAMESONET STATION SILL HILL /SILSD/
Oct 5, 8:20 AM PDTNON-TSTM WND GST 5314 Se Pine Valley, CAMESONET STATION CRESTWOOD /CWDSD/
Oct 5, 8:20 AM PDTNON-TSTM WND GST 595 E Valley Center, CAMESONET STATION HELLHOLE CANYON /HHCSD/
Oct 5, 9:00 AM PDTNON-TSTM WND GST 527 Nw Julian, CAMESONET STATION SANTA YSABEL RANCH /SYRSD/
Oct 5, 10:00 AM PDTNON-TSTM WND GST 628 N Portola Hills, CAMESONET STATION PLEASANTS PEAK /EW3131/
Oct 5, 10:37 AM PDTNON-TSTM WND GST 659 Nne Ramona, CAMESONET STATION BIG BLACK MOUNTAIN /HP016/

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

San Diego, CA (KNKX), launched 00:00Z, 10.5 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.

Skew-T log-pSkew-T log-p diagram, San Diego, CA at 00:00Z on 2013-10-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 00:00Z on 2013-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
680 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

435 
WWUS86 KSGX 041027
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
327 AM PDT FRI OCT 4 2013

...RED FLAG WARNING FOR 6 AM TODAY THROUGH SUNDAY FOR ORANGE 
COUNTY...SOUTHWESTERN SAN BERNARDINO COUNTY MOUNTAIN AND VALLEY 
AREAS...AND ALL OF WESTERN RIVERSIDE COUNTY FOR STRONG GUSTY WINDS 
AND LOW RELATIVE HUMIDITIES...

...RED FLAG WARNING FOR 8 AM TODAY THROUGH SUNDAY FOR THE VALLEYS 
AND MOUNTAINS OF SAN DIEGO COUNTY FOR STRONG GUSTY WINDS AND LOW 
RELATIVE HUMIDITIES...

.SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL BRING PERIODS OF
STRONG NORTHEAST SANTA ANA WINDS AND LOW RELATIVE HUMIDITIES
THROUGH SUNDAY. STRONGEST WINDS FOR ORANGE AND SAN BERNARDINO
COUNTIES ARE EXPECTED FOR TODAY THROUGH EARLY SATURDAY AND FOR SAN
DIEGO COUNTY FOR SATURDAY. LOWEST DAYTIME HUMIDITIES WILL FALL
BELOW 10 PERCENT WITH POOR OVERNIGHT RECOVERY.

CAZ242-248-255>257-261-042130-
/O.CAN.KSGX.FW.W.0004.000000T0000Z-131007T0300Z/
/O.NEW.KSGX.FW.W.0005.131004T1300Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-COACHELLA VALLEY-
INCLUDING THE PALM SPRINGS SOUTH COAST DESERT DISTRICT-
327 AM PDT FRI OCT 4 2013

...RED FLAG WARNING IN EFFECT FROM 6 AM THIS MORNING TO 6 PM PDT
SUNDAY FOR STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITIES...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A RED FLAG
WARNING FOR STRONG GUSTY WINDS AND LOW HUMIDITIES...WHICH IS IN
EFFECT FROM 6 AM THIS MORNING TO 6 PM PDT SUNDAY. 

* WINDS...NORTHEAST 20 TO 30 MPH WITH GUSTS TO 60 MPH. ISOLATED
  GUSTS TO 75 MPH.

* RELATIVE HUMIDITY...LOWEST DAYTIME BELOW 10 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* TIMING...STRONGEST AND MOST WIDESPREAD WINDS TODAY THROUGH
  SATURDAY MORNING. WINDS FOR SATURDAY AFTERNOON THROUGH SUNDAY
  WILL BE LESS WIDESPREAD WITH GUSTS MOSTLY 45 MPH OR LESS.

* OUTLOOK...CONTINUED LOW HUMIDITIES WITH WEAKER WINDS FOR MONDAY.
  FOR WEDNESDAY AND THURSDAY OF NEXT WEEK...A COLD LOW PRESSURE
  SYSTEM FROM THE NORTHWEST COULD BRING WETTING RAINS...MOUNTAIN
  SNOWFALL...AND GUSTY WEST WINDS IN THE MOUNTAINS AND DESERTS IN
  ADDITION TO COOLER TEMPERATURES AND HIGHER HUMIDITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

CAZ250-258-042130-
/O.EXT.KSGX.FW.W.0004.131004T1500Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
327 AM PDT FRI OCT 4 2013

...RED FLAG WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 6 PM
PDT SUNDAY FOR STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITIES...

THE RED FLAG WARNING IS NOW IN EFFECT FROM 8 AM THIS MORNING TO
6 PM PDT SUNDAY. 

* WINDS...NORTHEAST 20 TO 30 MPH WITH GUSTS TO 60 MPH. 

* RELATIVE HUMIDITY...LOWEST DAYTIME BELOW 10 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* TIMING...WINDS WILL INCREASE TODAY AND TONIGHT WITH STRONGEST
  WINDS SATURDAY. WINDS ARE EXPECTED TO WEAKEN SUNDAY WITH LOCAL
  GUSTS TO 45 MPH.

* OUTLOOK...CONTINUED LOW HUMIDITIES WITH WEAKER WINDS FOR MONDAY.
  FOR WEDNESDAY AND THURSDAY OF NEXT WEEK...A COLD LOW PRESSURE
  SYSTEM FROM THE NORTHWEST COULD BRING WETTING RAINS...MOUNTAIN
  SNOWFALL...AND GUSTY WEST WINDS IN THE MOUNTAINS AND DESERTS IN
  ADDITION TO COOLER TEMPERATURES AND HIGHER HUMIDITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/SANDIEG0

17
6 follow-up statements
523 
WWUS86 KSGX 042117
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
217 PM PDT FRI OCT 4 2013

...RED FLAG WARNING THROUGH SUNDAY FOR ORANGE COUNTY...SOUTHWESTERN
SAN BERNARDINO COUNTY MOUNTAIN AND VALLEY AREAS...AND ALL OF
WESTERN RIVERSIDE COUNTY FOR STRONG GUSTY SANTA ANA WINDS AND VERY
LOW RELATIVE HUMIDITIES WITH POOR OVERNIGHT RECOVERY...

...RED FLAG WARNING THROUGH SUNDAY FOR THE VALLEYS AND MOUNTAINS
OF SAN DIEGO COUNTY FOR STRONG GUSTY SANTA ANA WINDS AND VERY LOW
RELATIVE HUMIDITIES WITH POOR OVERNIGHT RECOVERY...

.SANTA ANA CONDITIONS WILL CONTINUE AND EXPAND ACROSS SAN DIEGO COUNTY.
MODERATELY STRONG SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL
BRING SANTA ANA WINDS AND VERY LOW RELATIVE HUMIDITIES THROUGH
SUNDAY. SIMILARLY STRONG WINDS WILL IMPACT CANYONS AND PASSES OF ORANGE
AND SAN BERNARDINO COUNTIES TONIGHT AND SATURDAY MORNING. STRONGER
AND MORE WIDESPREAD WINDS WILL SPREAD ACROSS SAN DIEGO COUNTY
TONIGHT AND PEAK DURING SATURDAY MORNING...STRONGEST WINDS GUSTS
50 TO 65 MPH. POOR HUMIDITY RECOVER TONIGHT AND SATURDAY NIGHT.
WIDESPREAD DAYTIME HUMIDITIES WILL FALL BELOW 10 PERCENT ON
SATURDAY INCLUDING MOST OF SAN DIEGO COUNTY. OFFSHORE FLOW WILL
CONTINUE SATURDAY NIGHT AND SUNDAY...STRONGEST IN SAN DIEGO COUNTY
WHERE GUSTS 40 TO 50 MPH WILL OCCUR. VERY LOW HUMIDITIES CONTINUE 
ON SUNDAY. SLOW INCREASE TO SEA BREEZE AND MODERATING HUMIDITY ON
MONDAY ALONG AND WEST OF I-15...LOW HUMIDITY TO THE EAST AND ALL OF
INLAND EMPIRE INCLUDING FOOTHILLS AND MOUNTAINS.

CAZ242-248-255>257-261-051230-
/O.CON.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-COACHELLA VALLEY-
INCLUDING THE PALM SPRINGS SOUTH COAST DESERT DISTRICT-
217 PM PDT FRI OCT 4 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY FOR
STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY. 

* WINDS...WIDESPREAD NORTHEAST 15 TO 25 MPH WITH GUSTS 30 TO 40
  MPH. GUSTS 50 TO 65 MPH IN CANYONS AND DOWNWIND OF PASSES.

* RELATIVE HUMIDITY...LOWEST DAYTIME 5 TO 10 PERCENT WITH VERY POOR
  OVERNIGHT RECOVERY.

* TIMING...STRONGEST AND MOST WIDESPREAD WINDS TONIGHT AND
  SATURDAY MORNING. WINDS FOR SATURDAY AFTERNOON THROUGH SUNDAY
  NIGHT WILL DECREASE BY 10 TO 20 MPH BUT STILL LOCAL GUSTS 30 TO
  40 MPH...STRONGEST NEAR CAJON AND BANNING PASS.

* OUTLOOK...CONTINUED LOW HUMIDITIES WITH WEAKER WINDS FOR SUNDAY
  AND MONDAY BUT INCREASING ONSHORE FLOW AND IMPROVING HUMIDITY
  FOR MONDAY AFTERNOON. INCREASING ONSHORE FLOW ON TUESDAY BUT
  STILL LOW HUMIDITIES FOR DESERT SLOPES. FOR WEDNESDAY AND
  THURSDAY...A COLD LOW PRESSURE SYSTEM CARVING ALONG THE WEST
  COAST COULD BRING WETTING RAINS... MOUNTAIN SNOWFALL...AND
  MODERATE GUSTY WESTERLY WINDS IN THE MOUNTAINS AND DESERTS IN
  ADDITION TO MUCH COLDER TEMPERATURES AND HIGHER HUMIDITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

CAZ250-258-051230-
/O.CON.KSGX.FW.W.0004.000000T0000Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
217 PM PDT FRI OCT 4 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY FOR
STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY. 

* WINDS...INCREASING IN SPEED AND COVERAGE AT EAST 15 TO 30 MPH
  WITH GUSTS 35 TO 45 MPH. WIND GUSTS INCREASING TO 50 TO 65 MPH
  FOR WINDIEST CANYONS SUCH AS WEST OF CUYAMACA PEAK.

* RELATIVE HUMIDITY...DECREASING AND LOWERING OVERNIGHT TO AREAS
  ALONG I-15 AND WEST TO I-5. WIDESPREAD DAYTIME 5 TO 10 PERCENT
  FOR SATURDAY AND SUNDAY WITH VERY POOR OVERNIGHT RECOVERY. HIGH
  HUMIDITIES IN WESTERN SAN DIEGO COUNTY ERODING THIS EVENING AND
  OVERNIGHT.

* TIMING...WINDS WILL INCREASE TONIGHT AND EXPAND TOWARDS THE
  COASTAL HILLS AND MESAS WITH STRONGEST WINDS OCCURRING SATURDAY
  MORNING IN THE FOOTHILLS. WINDS ARE EXPECTED TO WEAKEN SATURDAY
  NIGHT BUT STILL PREVAILING EAST WINDS 10 TO 20 MPH WITH LOCAL
  GUSTS 35 TO 45 MPH THROUGH SUNDAY...UP TO 50 MPH WEST OF
  CUYAMACA PEAK.

* OUTLOOK...CONTINUED LOW HUMIDITIES WITH WEAKER WINDS FOR SUNDAY
  NIGHT AND MONDAY BUT STILL OFFSHORE FLOW AND LOCAL WINDS OF 15
  TO 25 MPH AND GUSTS TO 35 MPH IN THE FOOTHILLS AND CANYONS INTO
  MONDAY MORNING. SEA BREEZE BUILDING MONDAY AFTERNOON AND
  SPREADING TO INLAND VALLEYS. INCREASING ONSHORE MOIST FLOW ON TUESDAY
  BUT STILL LOW HUMIDITY FOR DESERT SLOPES. FOR WEDNESDAY AND
  THURSDAY...A COLD LOW PRESSURE SYSTEM COULD BRING WETTING
  RAINS...AND GUSTY WEST WINDS IN THE MOUNTAINS AND DESERTS SLOPES
  IN ADDITION TO MUCH COLDER TEMPERATURES AND HIGH HUMIDITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

TARDY

HTTP://WEATHER.GOV/SANDIEG0
461 
WWUS86 KSGX 051036
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
336 AM PDT SAT OCT 5 2013

...RED FLAG WARNING THROUGH 6 PM SUNDAY FOR ORANGE COUNTY...AND FOR 
MOUNTAINS AND VALLEYS OF SAN DIEGO...WESTERN RIVERSIDE...AND 
SOUTHWESTERN SAN BERNARDINO COUNTIES FOR STRONG GUSTY WINDS AND LOW 
RELATIVE HUMIDITIES...

.DISCUSSION...
SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL BRING STRONG GUSTY 
NORTHEAST WINDS AND LOW RELATIVE HUMIDITIES THROUGH THIS WEEKEND
WITH STRONGEST WINDS THROUGH EARLY THIS AFTERNOON. LOCALLY GUSTY
WINDS WILL CONTINUE INTO SUNDAY. LOWEST DAYTIME HUMIDITIES WILL
FALL BELOW 10 PERCENT WITH POOR OVERNIGHT RECOVERY. LOW HUMIDITIES
WILL CONTINUE INTO MONDAY WITH WEAKER WINDS.

CAZ261-051145-
/O.CAN.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
COACHELLA VALLEY-
INCLUDING THE PALM SPRINGS SOUTH COAST DESERT DISTRICT-
336 AM PDT SAT OCT 5 2013

...RED FLAG WARNING IS CANCELLED FOR STRONG GUSTY WINDS AND LOW
HUMIDITIES...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE RED
FLAG WARNING. 

LOW HUMIDITIES WILL CONTINUE THIS WEEKEND BUT WITH WEAKER WINDS.
LOCALLY GUSTY NORTHEAST WINDS TO 35 MPH ARE POSSIBLE INTO
SUNDAY...MAINLY FOR FAR NORTHERN AND EASTERN PORTIONS OF THE
COACHELLA VALLEY.

$$

CAZ242-248-255>257-052100-
/O.CON.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-
336 AM PDT SAT OCT 5 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY FOR
STRONG GUSTY WINDS AND LOW HUMIDITIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY. 

* WINDS THROUGH EARLY THIS AFTERNOON...AREAS OF NORTHEAST WINDS 20
  TO 30 MPH WITH GUSTS TO 60 MPH.

* WINDS FOR THIS AFTERNOON THROUGH NOON SUNDAY...AREAS OF
  NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH. 

* RELATIVE HUMIDITY...LOWEST DAYTIME OF 5 TO 10 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS BELOW THE CAJON AND BANNING PASSES
  AND IN THE COASTAL FOOTHILLS OF THE SANTA ANA MOUNTAINS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

CAZ250-258-052100-
/O.CON.KSGX.FW.W.0004.000000T0000Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
336 AM PDT SAT OCT 5 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY FOR
STRONG GUSTY WINDS AND LOW HUMIDITIES...

* WINDS THROUGH EARLY THIS AFTERNOON...AREAS OF EAST TO NORTHEAST
  WINDS 20 TO 30 MPH WITH GUSTS TO 60 MPH.

* WINDS FOR THIS AFTERNOON THROUGH NOON SUNDAY...AREAS OF EAST TO 
  NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 45 MPH. 

* RELATIVE HUMIDITY...LOWEST DAYTIME OF 5 TO 10 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS IN THE COASTAL FOOTHILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/SANDIEG0

17
561 
WWUS86 KSGX 052006
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
106 PM PDT SAT OCT 5 2013

...RED FLAG WARNING THROUGH 6 PM SUNDAY FOR ORANGE COUNTY...AND
FOR MOUNTAINS AND VALLEYS OF SAN DIEGO...WESTERN RIVERSIDE...AND
SOUTHWESTERN SAN BERNARDINO COUNTIES FOR STRONG GUSTY WINDS AND
LOW RELATIVE HUMIDITY...

.DISCUSSION... SURFACE HIGH PRESSURE OVER THE GREAT BASIN WILL
CONTINUE GUSTY EAST TO NORTHEAST WINDS AND VERY LOW RELATIVE
HUMIDITY THROUGH SUNDAY WITH POOR OVERNIGHT RECOVERY. WINDS WILL
NOT BE AS STRONG TONIGHT AND SUNDAY...BUT GUSTS WILL STILL EXCEED
45 MPH LOCALLY NEAR THE FOOTHILLS. LOW HUMIDITY WILL CONTINUE INTO
MONDAY WITH LIGHT WINDS. HOT ON SUNDAY WITH MAXIMUM DAYTIME
TEMPERATURES IN THE UPPER 80S AND 90S. SLIGHTLY COOLER ON MONDAY.

CAZ242-248-255>257-061030-
/O.CON.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-
106 PM PDT SAT OCT 5 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY. 

* WINDS...EAST TO NORTHEAST 15 TO 25 MPH WITH LOCAL GUSTS TO 45
  MPH. PEAK GUSTS NEAR 50 MPH BELOW THE BANNING PASS.

* RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS BELOW THE CAJON AND BANNING PASSES 
  AND IN THE COASTAL FOOTHILLS OF THE SANTA ANA MOUNTAINS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ELEVATED TEMPERATURES WILL
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

CAZ250-258-061030-
/O.CON.KSGX.FW.W.0004.000000T0000Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
106 PM PDT SAT OCT 5 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT SUNDAY. 

* WINDS...EAST TO NORTHEAST 20 TO 30 MPH WITH GUSTS TO 45 MPH.
  ISOLATED GUSTS TO 50 TO 55 MPH IN THE WINDIEST AREAS EARLY SUNDAY.

* RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST BELOW CUYAMACA PEAK...AND ALONG THE COASTAL
  FOOTHILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ELEVATED TEMPERATURES
WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/SANDIEG0
090 
WWUS86 KSGX 060940
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
240 AM PDT SUN OCT 6 2013

...RED FLAG WARNING THROUGH 6 PM TODAY FOR ORANGE COUNTY...AND THE
MOUNTAINS AND VALLEYS OF SAN DIEGO...WESTERN RIVERSIDE...AND
SOUTHWESTERN SAN BERNARDINO COUNTIES FOR STRONG GUSTY WINDS AND
VERY LOW RELATIVE HUMIDITIES...

.GUSTY NORTHEAST TO EAST SANTA ANA WINDS WILL WEAKEN THIS
AFTERNOON. HUMIDITIES WILL REMAIN QUITE LOW INTO MONDAY WITH POOR
OVERNIGHT RECOVERY.

CAZ242-248-255>257-062130-
/O.CON.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-
240 AM PDT SUN OCT 6 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING
FOR STRONG GUSTY WINDS AND LOW HUMIDITIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING.

* WINDS...NORTHEAST 15 TO 25 MPH WITH GUSTS TO 45 MPH.

* RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS BELOW THE CAJON AND BANNING PASSES 
  AND IN THE COASTAL FOOTHILLS OF THE SANTA ANA MOUNTAINS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ELEVATED TEMPERATURES
WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

CAZ250-258-062130-
/O.CON.KSGX.FW.W.0004.000000T0000Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
240 AM PDT SUN OCT 6 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING
FOR STRONG GUSTY WINDS AND LOW HUMIDITIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING.

* WINDS...EAST 20 TO 30 MPH WITH GUSTS TO 50 MPH. ISOLATED GUSTS
  TO 60 MPH EARLY THIS MORNING.

* RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS NEAR THE COASTAL FOOTHILLS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ELEVATED TEMPERATURES
WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/SANDIEG0

17
640 
WWUS86 KSGX 061933
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
1233 PM PDT SUN OCT 6 2013

...RED FLAG WARNING THROUGH 6 PM TODAY FOR ORANGE COUNTY...AND
THE MOUNTAINS AND VALLEYS OF SAN DIEGO...WESTERN RIVERSIDE...AND
SOUTHWESTERN SAN BERNARDINO COUNTIES FOR VERY LOW RELATIVE
HUMIDITY AND LOCALLY GUSTY WINDS...

.EASTERLY WINDS HAVE WEAKENED ACROSS THE REGION...HOWEVER A VERY
DRY AIR MASS IS IN PLACE AND LOCAL WIND GUSTS OF 25 MPH OR MORE ARE
STILL POSSIBLE. AS WINDS DIE OFF FURTHER LATE THIS AFTERNOON...THE
RED FLAG WARNING IS SET TO EXPIRE. VERY POOR RELATIVE HUMIDITY
RECOVERY IS EXPECTED OVERNIGHT...WITH VALUES BACK INTO THE SINGLE
DIGITS AGAIN ON MONDAY. WINDS WILL REMAIN LIGHT ON MONDAY...SO 
CRITICAL FIRE WEATHER CONDITIONS ARE NOT EXPECTED.

CAZ242-248-255>257-070100-
/O.CON.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-
1233 PM PDT SUN OCT 6 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING
FOR VERY LOW HUMIDITY AND LOCALLY GUSTY WINDS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING.

* WINDS...EAST TO NORTHEAST 5 TO 10 MPH WITH LOCAL GUSTS TO 25 MPH.

* RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS BELOW THE CAJON AND BANNING PASSES 
  AND IN THE COASTAL FOOTHILLS OF THE SANTA ANA MOUNTAINS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ELEVATED TEMPERATURES
WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

CAZ250-258-070100-
/O.CON.KSGX.FW.W.0004.000000T0000Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
1233 PM PDT SUN OCT 6 2013

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING
FOR VERY LOW HUMIDITY AND LOCALLY GUSTY WINDS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING.

* WINDS...NORTHEAST 5 TO 15 MPH WITH LOCAL GUSTS TO 35 MPH.

* RELATIVE HUMIDITY...LOWEST DAYTIME AROUND 5 PERCENT WITH POOR 
  OVERNIGHT RECOVERY.

* LOCATION...STRONGEST WINDS NEAR THE COASTAL FOOTHILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 ELEVATED TEMPERATURES
WILL CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$

HTTP://WEATHER.GOV/SANDIEG0
209 
WWUS86 KSGX 070115
RFWSGX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
615 PM PDT SUN OCT 6 2013

....RED FLAG WARNING HAS EXPIRED...

.THE RED FLAG WARNING THAT WAS IN EFFECT UNTIL 6 PM HAS EXPIRED.
WHILE THE AIRMASS REMAINS VERY DRY...THE GUSTY EAST WINDS HAVE
FALLEN BELOW WARNING CRITERIA. 

CAZ250-258-070215-
/O.EXP.KSGX.FW.W.0004.000000T0000Z-131007T0100Z/
SAN DIEGO COUNTY INLAND VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
615 PM PDT SUN OCT 6 2013

...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS AND LOW HUMIDITY...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

THE GUSTY EAST WINDS HAVE FALLEN BELOW WARNING CRITERIA. RELATIVE
HUMIDITY WILL GRADUALLY INCREASE THROUGH WEDNESDAY. WETTING RAINS
ARE POSSIBLE WEDNESDAY. 

$$

CAZ242-248-255>257-070215-
/O.EXP.KSGX.FW.W.0005.000000T0000Z-131007T0100Z/
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
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-
615 PM PDT SUN OCT 6 2013

...RED FLAG WARNING HAS EXPIRED FOR FOR GUSTY WINDS AND LOW HUMIDITY...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

THE GUSTY EAST WINDS HAVE FALLEN BELOW WARNING CRITERIA. RELATIVE
HUMIDITY WILL GRADUALLY INCREASE THROUGH WEDNESDAY. WETTING RAINS
ARE POSSIBLE WEDNESDAY. 

$$

MOEDE

HTTP://WEATHER.GOV/SANDIEGO

What forecasters said that day

The local office's own words before this red flag warning went out, 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 this red flag warning went out at Oct 3, 9:15 PM PDT, 6 hours 12 minutes earlier.

Area forecast discussion, Oct 3, 9:15 PM PDT, 6 hours 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN DIEGO CA
915 PM PDT THU OCT 3 2013

.SYNOPSIS...
HIGH PRESSURE WILL BUILD TONIGHT THROUGH THE WEEKEND BRINGING MUCH
WARMER AND DRIER WEATHER. STRONG AND GUSTY SANTA ANA WINDS WILL
DEVELOP LATE TONIGHT AND CONTINUE THROUGH SATURDAY...WITH WEAKER
OFFSHORE WINDS ON SUNDAY AND MONDAY. ONSHORE FLOW WILL RETURN NEXT
WEEK FOR COOLER WEATHER AND A RETURN OF THE MARINE LAYER.

&&

.DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO
COUNTIES...

LOW CLOUDS ARE FILLING IN WEST OF THE MOUNTAINS THIS
EVENING...OTHERWISE SKIES WERE CLEAR. LOW CLOUDS WILL CLEAR FROM
NORTH TO SOUTH TONIGHT INTO TOMORROW MORNING AS OFFSHORE FLOW
DEVELOPS. SURFACE PRESSURE GRADIENTS ARE ALREADY QUICKLY TRENDING
OFFSHORE...CURRENTLY AT -6 MB SAN-TPH AND +3 MB SAN-DAG.

FORECAST IS ON TRACK FOR STRONG NORTHEAST WINDS TO DEVELOP LATER
TONIGHT...PEAKING EARLY FRIDAY MORNING. STRONGEST WINDS FRIDAY WILL
BE BELOW THE CAJON PASS...AND THE CANYONS AND FOOTHILLS OF THE
SANTA ANA AND LITTLE SAN BERNARDINO MOUNTAINS WHERE GUSTS TO AROUND
60 MPH ARE POSSIBLE. ISOLATED GUSTS IN EXCESS OF 70 MPH ARE POSSIBLE
IN THE FAVORED CANYONS IN THE SANTA ANA MOUNTAINS. WINDS WILL BECOME
SLIGHTLY MORE EASTERLY DURING THE DAY FRIDAY. EAST WINDS WILL
STRENGTHEN FURTHER FRIDAY NIGHT INTO SATURDAY MORNING...STRONGEST
THROUGH AND BELOW THE BANNING PASS...ALONG THE COASTAL SLOPES OF THE
CUYAMACA MOUNTAINS AND INTO THE INLAND SAN DIEGO COUNTY VALLEYS.
WINDS WILL WEAKEN DURING THE DAY SATURDAY...BUT REMAIN GUSTY IN THE
FAVORED SPOTS THROUGH AT LEAST SUNDAY MORNING.

THE COMBINATION OF STRONG SANTA ANA WINDS AND AN UPPER LEVEL RIDGE
OF HIGH PRESSURE BUILDING OVER THE REGION WILL BRING MUCH WARMER
WEATHER WEST OF THE MOUNTAINS FRIDAY AND SATURDAY. THE MOUNTAINS AND
DESERTS WILL REMAIN RELATIVELY COOL TOMORROW AS COLD AIR DIVES SOUTH
FROM THE GREAT BASIN....WITH GRADUAL WARMING SAT AND SUNDAY. ALL
AREAS WILL BE EXTREMELY DRY.

FLOW WILL TRANSITION BACK ONSHORE MONDAY FOR SOME
COOLING...ESPECIALLY ALONG THE COAST. ONSHORE FLOW WILL STRENGTHEN
TUE AND WED AS LARGE UPPER LEVEL TROUGH OF LOW PRESSURE AMPLIFIES
ALONG THE WEST COAST...BRINGING MORE COOLING AND A RAPID RETURN AND
DEEPENING OF THE MARINE LAYER. LATEST GUIDANCE IS COMING INTO BETTER
AGREEMENT WITH THIS SYSTEM...ALTHOUGH THERE IS STILL QUITE A BIT OF
SPREAD IN THE GFS AND EC ENSEMBLE MEMBERS AS WELL AS THE EXACT
TIMING OF THE SYSTEM. AS IT STANDS...THE MODELS ARE DEVELOPING A
CLOSED LOW IN THE BASE OF THE TROUGH AS IT MOVES OVER SOUTHERN
CALIFORNIA WED INTO THU. BASED ON THE CURRENT TRACK AND INTENSITY
THERE IS THE POTENTIAL FOR SOME LIGHT TO MODERATE RAINFALL BY
MIDWEEK...MAINLY OVER AND WEST OF THE MOUNTAINS. LEFT THE FORECAST
DRY FOR NOW DUE TO LACK OF CONSISTENCY IN MODEL SOLUTIONS.

&&

.AVIATION...
040300Z...COAST/VALLEYS...AREAS OF LOW CLOUDS REMAIN OVER THE REGION
THIS EVENING WITH BKN-OVC CIGS AROUND 2000 FT MSL AND TOPS AROUND
3000 FT MSL. CLOUDS ARE FAR ENOUGH INLAND TO BRING AREAS OF FOG WITH
3-5SM VIS ON COASTAL MTN SLOPES. STRONG NE WINDS WILL DEVELOP AFT
09Z...CLEARING OUT THE LOW CLOUDS FROM ORANGE COUNTY AND THE INLAND
EMPIRE BY 12Z. ALTHOUGH...CONFIDENCE IS NOT VERY HIGH AS TO THE
EXACT TIMING OF THE ONSET OF STRONG NE WINDS. THE NE WINDS WILL ALSO
BRING STRONG LLWS TO KSNA AND KONT BETWEEN 09Z AND 12Z. WINDS WILL
REACH THE SFC AFT 15Z WITH GUSTS 40-55KT POSSIBLE AT TIMES BELOW THE
CAJON PASS AND THROUGH THE SANTA ANA MTN CANYONS. LOW CLOUDS SHOULD
CLEAR OUT IN SAN DIEGO COUNTY BETWEEN 14Z AND 16Z.

MTNS/DESERTS...CLEAR WITH UNRESTRICTED VIS. AREAS OF NE WINDS 40 KT
OR MORE WILL DEVELOP AFTER 09Z IN THE SAN BERNARDINO COUNTY MTNS AND
THE SANTA ANA MTNS...WITH ASSOCIATED STRONG UDDFS AND LLWS.

&&

.MARINE...
A WEST-NORTHWEST SWELL WITH A PERIOD OF 10-12 SECONDS WILL CONTINUE
TO BRING 3 TO 5 FOOT SURF...WITH OCCASIONAL HIGHER SETS...AND STRONG
RIP CURRENTS ALONG EXPOSED WEST FACING BEACHES INTO FRI...THEN
GRADUALLY DIMINISHING LATE FRI AND SAT. THE SOUTH SWELL WILL MOSTLY
REMAIN AROUND 2 FEET/16-18 SECONDS THROUGH SAT...BUT WILL STILL
BRING 3-5 FT SURF ON SOUTH-FACING BEACHES WITH HIGHER SET AT FAVORED
LOCATIONS. STRONG RIP CURRENTS ARE LIKELY INTO SAT.

&&

.FIRE WEATHER...
FROM PREVIOUS DISCUSSION...
155 PDT THURSDAY...RED FLAG WARNING CONTINUES FOR ALL AREAS EXCEPT
THE IMMEDIATE COAST OF SAN DIEGO COUNTY AND THE SAN DIEGO DESERTS.
WINDS WILL START TONIGHT FOR WESTERN SAN BERNARDINO
MOUNTAINS...CAJON PASS AND DOWNWIND INTO THE SANTA ANA
MOUNTAINS...JUST AFTER MIDNIGHT. THIS WIND WILL INCREASE THROUGH THE
FRIDAY MORNING HOURS. PEAK GUSTS WILL BE 75 MPH AT FREMONT CANYON
AND AROUND 45 MPH FOR ONTARIO...POSSIBLE 60 MPH NEAR RIALTO. RH WILL
RAPIDLY DROP BEFORE SUNRISE. WINDS WILL SPREAD INTO RIVERSIDE COUNTY
AND SAN DIEGO COUNTY ON FRIDAY BUT WEAKER GUSTS. HIGHLAND SPRINGS
AND BANNING WILL BE THE STRONGEST WITH 55 TO 60 MPH. PEAK GUSTS OF
40 MPH IN SAN DIEGO COUNTY BY AFTERNOON.

HIGH RESOLUTION MODELS HOLD SHALLOW MARINE LAYER ALONG THE SAN DIEGO
COUNTY COAST ON FRIDAY...OFTEN THE CASE WHERE A WEAK EDDY
CIRCULATION WILL LINGER AS THE STRONGER OFFSHORE WINDS ARE JUST TO
THE NORTH AND OVER THE TOP OF IT. ANOTHER SURGE OF WIND WILL DEVELOP
FRIDAY NIGHT IN THE SAME AREAS...NEARLY AS STRONG BUT DOWN 5-10 MPH
FOR SANTA ANA AND CAJON PASS. FRIDAY NIGHT AND SATURDAY MORNING WILL
BE THE STRONGEST WINDS FOR BANNING PASS AND DOWN INTO SAN DIEGO
COUNTY...WHERE GUST 55 TO 60 MPH WILL OCCUR. RH RECOVERY WILL BE
VERY POOR. THE WINDIEST PERIOD FOR SAN DIEGO COUNTY WILL BE FRIDAY
NIGHT AND SATURDAY MORNING. LOCAL GUSTS IN THE VALLEYS WILL REACH 35
MPH WITH VERY POOR RH RECOVERY. SATURDAY WILL HAVE WIDESPREAD 5 TO
10 PERCENT MINIMUM RH.

WIND DECREASING SIGNIFICANTLY FOR NORTHERN AREAS ON SUNDAY. WE WILL
SEE ANOTHER SURGE SATURDAY NIGHT AND SUNDAY MORNING...CONFINED TO
SAN DIEGO COUNTY WESTERN SLOPES WHERE GUSTS TO 40 TO 50 MPH SHOULD
OCCUR. RH WILL REMAIN CRITICALLY LOW...10 PERCENT ON
SUNDAY..WIDESPREAD. THE WARMEST DAY WILL BE ON SUNDAY AS
WELL...RIGHT UP TO THE COASTLINE.

&&

.SGX WATCHES/WARNINGS/ADVISORIES...
CA...HIGH WIND WARNING FROM 2 AM FRIDAY TO 11 AM PDT SUNDAY FOR THE
     COACHELLA VALLEY...RIVERSIDE COUNTY MOUNTAINS...SAN
     BERNARDINO COUNTY MOUNTAINS...SAN BERNARDINO AND RIVERSIDE
     COUNTY VALLEYS-THE INLAND EMPIRE...SAN DIEGO COUNTY
     MOUNTAINS...SANTA ANA MOUNTAINS AND FOOTHILLS.

     RED FLAG WARNING FROM 2 AM FRIDAY TO 8 PM PDT SUNDAY FOR THE
     COACHELLA VALLEY-INCLUDING THE PALM SPRINGS SOUTH COAST
     DESERT DISTRICT...ORANGE COUNTY COASTAL AREAS...RIVERSIDE
     COUNTY MOUNTAINS-INCLUDING THE SAN JACINTO RANGER DISTRICT
     OF THE SAN BERNARDINO NATIONAL FOREST...SAN BERNARDINO AND
     RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE...SAN BERNARDINO
     COUNTY MOUNTAINS-INCLUDING THE MOUNTAIN TOP AND FRONT
     COUNTRY RANGER DISTRICTS OF THE SAN BERNARDINO NATIONAL
     FOREST...SANTA ANA MOUNTAINS-INCLUDING THE TRABUCO RANGER
     DISTRICT OF THE CLEVELAND NATIONAL FOREST.

     WIND ADVISORY FROM 2 AM FRIDAY TO 11 AM PDT SUNDAY FOR THE
     ORANGE COUNTY COASTAL AREAS...SAN DIEGO COUNTY VALLEYS.

     RED FLAG WARNING FROM 11 AM FRIDAY TO 8 PM PDT SUNDAY FOR THE
     SAN DIEGO COUNTY INLAND VALLEYS...SAN DIEGO COUNTY
     MOUNTAINS-INCLUDING THE PALOMAR AND DESCANSO RANGER
     DISTRICTS OF THE CLEVELAND NATIONAL FOREST.

PZ...NONE.

&&

PUBLIC...SS
AVIATION/MARINE...PG
FIRE WEATHER...TARDY
Hazardous weather outlook, Oct 3, 4:00 PM PDT, 11 hours 27 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE SAN DIEGO CA
400 PM PDT THU OCT 3 2013

CAZ043-041300-
SAN DIEGO COUNTY COASTAL AREAS-
400 PM PDT THU OCT 3 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME
SOUTHWESTERN CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

FOR SATURDAY THROUGH SUNDAY...LOCAL GUSTY EAST WINDS AND VERY LOW
RELATIVE HUMIDITY WILL ELEVATE THE FIRE DANGER.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

CAZ042-048-055>057-061-041300-
ORANGE COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-
SANTA ANA MOUNTAINS AND FOOTHILLS-
COACHELLA VALLEY-
400 PM PDT THU OCT 3 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME
SOUTHWESTERN CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

RED FLAG AND HIGH WIND WARNINGS GO INTO EFFECT AT 2 AM TONIGHT AS
GUSTY OFFSHORE WINDS AND VERY DRY CONDITIONS DEVELOP. NORTHEAST TO
EAST WINDS 25 TO 40 MPH WITH GUSTS 50 TO 65 MPH. ISOLATED GUSTS TO
75 MPH ARE POSSIBLE IN AND BELOW THE FAVORED PASSES AND CANYONS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

FOR FRIDAY THROUGH SUNDAY...RED FLAG AND HIGH WIND WARNINGS REMAIN
IN EFFECT FOR NORTHEAST TO EAST WINDS 25 TO 40 MPH GUSTING BETWEEN
50 AND 65 MPH IN WIND PRONE LOCATIONS....AND VERY LOW RELATIVE
HUMIDITY...MOSTLY 5 TO 15 PERCENT. STRONGEST WINDS ARE EXPECTED
FRIDAY MORNING WITH A SECOND SLIGHTLY WEAKER PEAK SATURDAY MORNING.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

CAZ050-058-041300-
SAN DIEGO COUNTY VALLEYS-SAN DIEGO COUNTY MOUNTAINS-
400 PM PDT THU OCT 3 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME
SOUTHWESTERN CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

GUSTY EAST WINDS WILL DEVELOP LATE TONIGHT...MAINLY ALONG THE
COASTAL SLOPES OF THE MOUNTAINS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

FROM FRIDAY MORNING THROUGH SUNDAY...A RED FLAG REMAIN IN EFFECT FOR
EAST WINDS 25 TO 40 MPH GUSTING TO 55 MPH....AND VERY LOW RELATIVE
HUMIDITY...MOSTLY 5 TO 15 PERCENT. ISOLATED GUSTS TO 70 MPH ARE
POSSIBLE IN THE FAVORED CANYONS AND COASTAL SLOPES OF THE CUYAMACA
MOUNTAINS. A HIGH WIND WARNING IS EFFECT FROM FRIDAY MORNING THROUGH
SUNDAY MORNING FOR THE MOUNTAINS...AND A WIND ADVISORY IS IN EFFECT
FROM FRIDAY MORNING THROUGH SUNDAY MORNING FOR THE VALLEYS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

CAZ060-062-041300-
APPLE AND LUCERNE VALLEYS-SAN DIEGO COUNTY DESERTS-
400 PM PDT THU OCT 3 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME
SOUTHWESTERN CALIFORNIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

SS

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 4, 3:46 AM PDTHigh Wind WarningSGXSan Diego34 hr

Nearby

Red Flag Warnings in California, 2013Every red flag warning in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.