Alert archive / California / Red Flag Warnings in 2017

Red Flag Warning 4, NWS San Diego, CA

October 20, 20174 counties in California

NWS San Diego, CA issued this red flag warning at Oct 20, 2017, 1:14 PM PDT for 4 counties in California. It took effect at Oct 21, 2017, 10:00 AM PDT. It was in force for 4 days. 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 20, 2017, 1:14 PM PDT (20:14 UTC)
In effect from
Oct 21, 2017, 10:00 AM PDT
Expired
Oct 25, 2017, 6:00 PM PDT
In force
4 days
Issued by
NWS San Diego, CA

Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA

The nearest sounding before it

San Diego, CA (KNKX), launched 12:00Z, 8.2 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 12:00Z on 2017-10-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 12:00Z on 2017-10-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.19395878Sfc1 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
2 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
556 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

809 
WWUS86 KSGX 202014
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
114 PM PDT Fri Oct 20 2017

...CRITICAL FIRE WEATHER CONDITIONS THIS WEEKEND THROUGH TUESDAY 
BECAUSE OF LOW HUMIDITY, GUSTY OFFSHORE WINDS, AND HEAT...

.High pressure and areas of strong offshore winds will bring
areas of gusty northeast to east winds, especially below passes 
and canyons, very low humidity, and hot weather this weekend 
through Tuesday. Winds will begin in the San Bernardino County 
Mountains, the Inland Empire and Santa Ana Mountains Saturday 
morning, then increase in coverage toward the coast and spread 
into San Diego County Sunday through Tuesday. Strongest winds 
will be during the mornings Monday and Tuesday. Winds will
decrease and humidity will slowly rise Wednesday and beyond.

CAZ248-255-257-210430-
/O.UPG.KSGX.FW.A.0003.171021T1700Z-171025T0100Z/
/O.NEW.KSGX.FW.W.0004.171021T1700Z-171025T0100Z/
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-
114 PM PDT Fri Oct 20 2017

...RED FLAG WARNING IN EFFECT FROM 10 AM SATURDAY TO 6 PM PDT
TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

The National Weather Service in San Diego has issued a a Red Flag
Warning...which is in effect from 10 AM Saturday to 6 PM PDT
Tuesday. The Fire Weather Watch is no longer in effect. 

* WIND...Areas of northeast winds 15 to 25 MPH with gusts 35 to 45
  MPH, strongest Monday and Tuesday mornings.
 
* HUMIDITY...Daytime minimums around 10 percent Saturday and
  Sunday, then 5 to 10 percent Monday and Tuesday. Poor recovery
  each night, especially in windy areas.

* TIMING...Saturday morning through Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement
  in humidity. 

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

&&

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 can
contribute to extreme fire behavior.

&&

$$

CAZ250-256-258-552-554-210430-
/O.EXT.KSGX.FW.A.0003.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-Orange County Coastal Areas-
Orange County Inland Areas-
114 PM PDT Fri Oct 20 2017

...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY
AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* LOCATION...Orange County coast, San Diego County coastal areas,
  valleys and mountain slopes and foothills, and the Riverside 
  County coastal mountain slopes. 

* WIND...Areas of east to northeast winds 15 to 25 MPH with gusts
  25 to 35 MPH. 

* HUMIDITY...Daytime minimums around 10 percent Sunday, then 5  
  to 10 percent Monday and Tuesday. Poor recovery each night, 
  especially in the wind prone locations.

* TIMING...Sunday morning through Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement
  in humidity. 

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
17 follow-up statements
936 
WWUS86 KSGX 202131
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
231 PM PDT Fri Oct 20 2017

...CRITICAL FIRE WEATHER CONDITIONS THIS WEEKEND THROUGH TUESDAY
BECAUSE OF LOW HUMIDITY, GUSTY OFFSHORE WINDS, AND HEAT...

.High pressure and areas of strong offshore winds will bring
areas of gusty northeast to east winds, especially below passes
and canyons, very low humidity, and hot weather this weekend
through Tuesday. Winds will begin in the San Bernardino County
Mountains, the Inland Empire and Santa Ana Mountains Saturday
morning, then increase in coverage toward the coast and spread
into San Diego County Sunday through Tuesday. Strongest winds
will be during the mornings Monday and Tuesday. Winds will
decrease and humidity will slowly rise Wednesday and beyond.

CAZ248-255-257-210545-
/O.CON.KSGX.FW.W.0004.171021T1700Z-171025T0100Z/
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-
231 PM PDT Fri Oct 20 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY TO 6 PM
PDT TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...Areas of northeast winds 15 to 25 MPH with gusts 35 to 
  45 MPH, strongest Monday and Tuesday mornings. 

* HUMIDITY...Daytime minimums around 10 percent Saturday and 
  Sunday, then 5 to 10 percent Monday and Tuesday. Poor 
  recovery each night, especially in windy areas.

* TIMING...Saturday morning through Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement 
  in humidity.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ250-256-258-552-554-210545-
/O.CON.KSGX.FW.A.0003.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-Orange County Coastal Areas-
Orange County Inland Areas-
231 PM PDT Fri Oct 20 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW
HUMIDITY...

* LOCATION...Orange County coast, San Diego County valleys,
  mountain slopes and foothills, and the Riverside County coastal 
  mountain slopes. 

* WIND...Areas of east to northeast winds 15 to 25 MPH with 
  gusts 25 to 35 MPH. 

* HUMIDITY...Daytime minimums around 10 percent Sunday, then 5 
  to 10 percent Monday and Tuesday. Poor recovery each night, 
  especially in the wind prone locations.

* TIMING...Sunday morning through Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement 
  in humidity.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
363 
WWUS86 KSGX 210447
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
947 PM PDT Fri Oct 20 2017

...CRITICAL FIRE WEATHER CONDITIONS THIS WEEKEND THROUGH TUESDAY
BECAUSE OF LOW HUMIDITY, GUSTY OFFSHORE WINDS, AND HEAT...

.High pressure and areas of strong offshore winds will bring
areas of gusty northeast to east winds, especially below passes
and canyons, very low humidity, and hot weather this weekend
through Tuesday. Winds will begin in the San Bernardino County
Mountains, the Inland Empire and Santa Ana Mountains Saturday
morning, then increase in coverage toward the coast and spread
into San Diego County Sunday through Tuesday. Strongest winds
will be during the mornings Monday and Tuesday. Winds will
decrease and humidity will slowly rise Wednesday and beyond.

CAZ248-255-257-211400-
/O.CON.KSGX.FW.W.0004.171021T1700Z-171025T0100Z/
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-
947 PM PDT Fri Oct 20 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY TO 6 PM
PDT TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...Areas of northeast winds 15 to 25 MPH with gusts 35 to 
  45 MPH, strongest Monday and Tuesday mornings. 

* HUMIDITY...Daytime minimums around 10 percent Saturday and 
  Sunday, then 5 to 10 percent Monday and Tuesday. Poor 
  recovery each night, especially in windy areas.

* TIMING...Saturday morning through Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement 
  in humidity.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ250-256-258-552-554-211400-
/O.CON.KSGX.FW.A.0003.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-Orange County Coastal Areas-
Orange County Inland Areas-
947 PM PDT Fri Oct 20 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW
HUMIDITY...

* LOCATION...Orange County coast, San Diego County valleys, 
  mountain slopes and foothills, and the Riverside County 
  coastal mountain slopes. 

* WIND...Areas of east to northeast winds 15 to 25 MPH with 
  gusts 25 to 35 MPH.

* HUMIDITY...Daytime minimums around 10 percent Sunday, then 5 
  to 10 percent Monday and Tuesday. Poor recovery each night, 
  especially in the wind prone locations.

* TIMING...Sunday morning through Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement 
  in humidity.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$
Gregoria
894 
WWUS86 KSGX 210941
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
241 AM PDT Sat Oct 21 2017

...CRITICAL FIRE WEATHER CONDITIONS THIS WEEKEND THROUGH TUESDAY
BECAUSE OF LOW HUMIDITY AND STRONG GUSTY WINDS...

.High pressure and areas of strong offshore winds will bring
areas of gusty northeast to east winds...especially below passes 
and canyons...very low humidity...and hot weather this weekend 
through Tuesday. The most extreme combination of low humidity... 
stronger and more widespread winds...and heat is expected on 
Monday and Tuesday. Winds will begin in the San Bernardino County
Mountains...the Inland Empire and Santa Ana Mountains this 
morning...then increase in coverage toward the coast and spread 
into San Diego County Sunday through Tuesday. Strongest winds will
be during the mornings Monday and Tuesday. Winds will decrease 
and humidity will slowly rise Wednesday and beyond.

CAZ248-255-257-212130-
/O.CON.KSGX.FW.W.0004.171021T1700Z-171025T0100Z/
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-
241 AM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
6 PM PDT TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...For today and Sunday areas of northeast winds 15 to 25
  mph with gusts to 35 near the coastal foothills and below passes
  and canyons. Stronger and more widespread winds for Monday and
  Tuesday with areas of northeast winds 20 to 30 mph with gusts to
  45 mph. Isolated gusts to 50 mph.

* HUMIDITY...Lowest daytime humidity of 10 to 15 percent today...5
  to 10 percent Sunday...and around 5 percent Monday and Tuesday
  with poorest overnight recovery in the windier areas near the
  coastal foothills.

* TIMING...Today through Tuesday...with the most extreme
  combination of low humidity...stronger and more widespread
  winds...and heat on Monday and Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement 
  in humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially Monday and Tuesday. Outdoor burning is not
  recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ250-256-258-552-554-212130-
/O.CON.KSGX.FW.A.0003.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-Orange County Coastal Areas-
Orange County Inland Areas-
241 AM PDT Sat Oct 21 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH TUESDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...For Sunday...areas of northeast winds 15 to 25 mph with 
  gusts to 35 near the coastal foothills and below passes and 
  canyons. Stronger and more widespread winds for Monday and 
  Tuesday with areas of northeast winds 20 to 30 mph with gusts to
  45 mph. Isolated gusts to 50 mph.

* HUMIDITY...Lowest daytime humidity of 5 to 10 percent Sunday...
  and around 5 percent Monday and Tuesday with poorest overnight 
  recovery in the windier areas near the coastal foothills.

* TIMING...Sunday through Tuesday...with the most extreme
  combination of low humidity...stronger and more widespread
  winds...and heat on Monday and Tuesday.

* OUTLOOK...Winds should weaken Wednesday with some improvement 
  in humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially Monday and Tuesday. Outdoor burning is not
  recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. A combination of strong winds, low
relative humidity and hot weather can contribute to extreme fire
behavior. Listen for later forecasts and possible Red Flag
Warnings.

&&

$$

17
586 
WWUS86 KSGX 211958
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
1258 PM PDT Sat Oct 21 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH TUESDAY BECAUSE OF 
LOW HUMIDITY AND STRONG GUSTY WINDS...

.UPDATE...The wind speeds were raised Monday night into Tuesday 
as the system looks a little stronger during that time. Hot and 
dry Sunday and Monday with gusty offshore winds. The strongest 
winds are forecast Monday night through midday Tuesday as high 
pressure peaks over the northern Great Basin. Tuesday will also 
be the hottest day with the lowest humidities. Winds will decrease
Wednesday and humidity will slowly rise Thursday and Friday. 

CAZ250-256-258-552-554-220500-
/O.UPG.KSGX.FW.A.0003.171022T1300Z-171025T0100Z/
/O.EXB.KSGX.FW.W.0004.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-Orange County Coastal Areas-
Orange County Inland Areas-
1258 PM PDT Sat Oct 21 2017

...RED FLAG WARNING IN EFFECT FROM 6 AM SUNDAY TO 6 PM PDT
TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

The National Weather Service in San Diego has issued a Red Flag 
Warning...which is in effect from 6 AM Sunday to 6 PM PDT Tuesday.
The Fire Weather Watch is no longer in effect. 

* WIND...For Sunday...areas of northeast winds 15 to 25 mph with
  gusts to 35 near the coastal foothills and below passes and
  canyons. Stronger and more widespread winds for Monday and
  Tuesday with northeast winds 20 to 30 mph with gusts to 55 mph.

* HUMIDITY...Lowest daytime humidity of 5 to 10 percent Sunday...
  and around 5 percent Monday and Tuesday with poorest overnight 
  recovery in the windier areas near the coastal foothills. 

* TIMING...Through Tuesday...with the most extreme combination of
  low humidity...stronger and more widespread winds...and heat on
  Monday and Tuesday.

* OUTLOOK...Winds will weaken Wednesday with some improvement in 
  humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...  
  especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ265-220500-
/O.EXB.KSGX.FW.W.0004.171022T1300Z-171025T0100Z/
San Gorgonio Pass Near Banning-
1258 PM PDT Sat Oct 21 2017

...RED FLAG WARNING IN EFFECT FROM 6 AM SUNDAY TO 6 PM PDT
TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

The National Weather Service in San Diego has issued a a Red Flag
Warning...which is in effect from 6 AM Sunday to 6 PM PDT
Tuesday. 

* WIND...East winds 15 to 25 mph with gusts to 40 mph. Stronger
  and more widespread winds Monday and Tuesday with east winds 20
  to 30 mph with gusts to 55 mph. 

* HUMIDITY...Lowest daytime humidity of 10 to 15 percent 
  today...5 to 10 percent Sunday...and around 5 percent Monday 
  and Tuesday with poorest overnight recovery in the windier 
  areas near the coastal foothills. 

* TIMING...Through Tuesday...with the most extreme combination of
  low humidity...stronger and more widespread winds...and heat on
  Monday and Tuesday.

* OUTLOOK...Winds weaken Wednesday with some improvement in 
  humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
   especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ248-255-257-220500-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171025T0100Z/
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-
1258 PM PDT Sat Oct 21 2017

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

* WIND...Tonight and Sunday northeast winds 15 to 30 mph with
  gusts to 45 near the coastal foothills and below passes and
  canyons. Stronger and more widespread winds for Monday and
  Tuesday with areas of northeast winds 25 to 35 mph with gusts 
  to 60 mph. 

* HUMIDITY...5 to 10 percent Sunday...and around 5 percent Monday
  and Tuesday with poorest overnight recovery in the windier 
  areas near the coastal foothills. 

* TIMING...Through Tuesday...with the most extreme combination of
  low humidity...stronger and more widespread winds...and heat on
  Monday and Tuesday.

* OUTLOOK...Winds weaken Wednesday with some improvement in 
  humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
   especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can 
contribute to extreme fire behavior.

&&

$$

Moede
748 
WWUS86 KSGX 220440
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
940 PM PDT Sat Oct 21 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH TUESDAY BECAUSE OF
LOW HUMIDITY AND STRONG GUSTY WINDS...

.UPDATE...The wind speeds were raised Monday night into Tuesday
as the system looks a little stronger during that time. Hot and
dry Sunday and Monday with gusty offshore winds. The strongest
winds are forecast Monday night through midday Tuesday as high
pressure peaks over the northern Great Basin. Tuesday will also
be the hottest day with the lowest humidities. Winds will
decrease Wednesday and humidity will slowly rise Thursday and
Friday.

CAZ248-255-257-221400-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171025T0100Z/
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-
940 PM PDT Sat Oct 21 2017

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

* WIND...Overnight through Sunday northeast winds 15 to 30 mph 
  with gusts to 45 near the coastal foothills and below passes and
  canyons. Stronger and more widespread winds for Monday and 
  Tuesday with areas of northeast winds 25 to 35 mph with gusts to
  60 mph. 

* HUMIDITY...5 to 10 percent Sunday...and around 5 percent 
  Monday and Tuesday with poorest overnight recovery in the 
  windier areas near the coastal foothills.

* TIMING...Through Tuesday...with the most extreme combination 
  of low humidity...stronger and more widespread winds...and 
  heat on Monday and Tuesday. 

* OUTLOOK...Winds weaken Wednesday with some improvement in 
  humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ250-256-258-265-552-554-221400-
/O.CON.KSGX.FW.W.0004.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
940 PM PDT Sat Oct 21 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 PM
PDT TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...For Sunday...areas of northeast winds 15 to 25 mph with 
  gusts to 35 near the coastal foothills and below passes and 
  canyons. Stronger and more widespread winds for Monday and 
  Tuesday with northeast winds 20 to 30 mph with gusts to 55 
  mph. 

* HUMIDITY...Lowest daytime humidity of 5 to 10 percent 
  Sunday...and around 5 percent Monday and Tuesday with poorest 
  overnight recovery in the windier areas near the coastal 
  foothills. 

* TIMING...Through Tuesday...with the most extreme combination 
  of low humidity...stronger and more widespread winds...and 
  heat on Monday and Tuesday. 

* OUTLOOK...Winds will weaken Wednesday with some improvement 
  in humidity. 

* IMPACTS...Any fires that develop will likely spread rapidly...
   especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$
Gregoria
680 
WWUS86 KSGX 220951
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
251 AM PDT Sun Oct 22 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH TUESDAY BECAUSE OF
LOW HUMIDITY AND STRONG GUSTY WINDS...

.Gusty northeast will become gradually stronger and more
widespread into Tuesday. Winds similar to those of today could
continue into Wednesday. Lowest daytime humidity below 10 percent
will continue into Wednesday with poorest overnight recovery near
the coastal foothills. The most extreme combination of low 
humidity...stronger winds...and heat is expected for Monday and
Tuesday. Weaker winds are expected for Thursday with cooling and
some recovery in humidity. 

CAZ248-255-257-222130-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171025T0100Z/
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-
251 AM PDT Sun Oct 22 2017

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

* WIND...For today...areas of northeast winds 15 to 25 mph with
  gusts to 35 mph near coastal foothills and below passes and
  canyons with isolated gusts to 45 mph. Winds strengthening for
  late tonight into Tuesday with winds late Monday night and Tuesday
  25 to 35 mph with gusts to 45 mph and isolated gusts to 60 mph.

* HUMIDITY...Lowest humidity today of 5 to 10 percent...and around
  5 percent Monday and Tuesday with poorest overnight recovery in the
  windier areas near the coastal foothills.

* TIMING...Through Tuesday...with the most extreme combination of
  low humidity...stronger and more widespread winds...and heat on Monday
  and Tuesday.

* OUTLOOK...For Wednesday lowest humidity of 5 to 10 percent with
  northeast winds gusting to 35 mph will continue critical fire
  weather conditions.

* IMPACTS...Any fires that develop will likely spread rapidly...especially
  Monday and Tuesday. Outdoor burning is not recommended.

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 can
contribute to extreme fire behavior.

&&

$$

CAZ250-256-258-265-552-554-222130-
/O.CON.KSGX.FW.W.0004.171022T1300Z-171025T0100Z/
San Diego County Inland Valleys-Riverside County Mountains-
Including The San Jacinto Ranger District Of The San Bernardino
National Forest-San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
251 AM PDT Sun Oct 22 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO
6 PM PDT TUESDAY FOR STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...For today...areas of northeast winds 15 to 25 mph with
  gusts to 35 mph near coastal foothills and below passes and
  canyons with isolated gusts to 45 mph. Winds strengthening for
  late tonight into Tuesday with winds late Monday night and Tuesday
  25 to 35 mph with gusts to 45 mph and isolated gusts to 60 mph.

* HUMIDITY...Lowest humidity today of 5 to 10 percent...and around
  5 percent Monday and Tuesday with poorest overnight recovery in
  the windier areas near the coastal foothills.

* TIMING...Through Tuesday...with the most extreme combination of
  low humidity...stronger and more widespread winds...and heat on Monday
  and Tuesday.

* OUTLOOK...For Wednesday lowest humidity of 5 to 10 percent with
  northeast winds gusting to 35 mph will continue critical fire
  weather conditions.

* IMPACTS...Any fires that develop will likely spread rapidly...especially
  Monday and Tuesday. Outdoor burning is not recommended.

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 can
contribute to extreme fire behavior.

&&

$$

17
566 
WWUS86 KSGX 221908
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
1208 PM PDT Sun Oct 22 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT 
WEATHER...LOW HUMIDITY AND GUSTY SANTA ANA WINDS...

.The Red Flag Warning was extended from 6 PM Tuesday to 6 PM 
Wednesday. The winds on Wednesday will not be quite as strong as 
on Monday or Tuesday, but the models have trended stronger with 
the winds. Given the exceptionally dry fuels and potential 
impacts, the Red Flag Warning was extended through 6 PM Wednesday.

The wind gusts peaked between 30-40 mph this morning at the 
windiest locations, and stronger wind gusts of 50-60 mph are 
forecast in these areas Monday and Tuesday. Afternoon humidities 
will fall to 5 to 10 percent through Wednesday with poorest 
overnight recovery near the coastal foothills. Weaker winds are 
expected for Thursday with cooling and some recovery in humidity.


CAZ248-250-255>258-265-552-554-230500-
/O.EXT.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
1208 PM PDT Sun Oct 22 2017

...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM PDT WEDNESDAY FOR
STRONG GUSTY WINDS AND LOW HUMIDITY...

* WIND...Through early evening...areas of northeast winds 15 to 25
  mph with gusts to 35 mph near coastal foothills and below passes
  and canyons. Winds strengthening late tonight into Monday with
  20 to 30 mph with gusts of 50 mph. Strongest winds Monday night
  and Tuesday of 25 to 35 mph with gusts to 50 to 60 mph with
  isolated gusts to 65 mph. Not quite as windy Wednesday. 

* HUMIDITY...Lowest humidity around 5 percent Monday and Tuesday 
  with poorest overnight recovery in the windier areas near the 
  coastal foothills. 

* TIMING...Through Wednesday. The most extreme combination of low
  humidity...stronger and more widespread winds...and heat on 
  Monday and Tuesday. 

* OUTLOOK...For Wednesday lowest humidity of 5 to 10 percent with
  northeast winds gusting to 45 mph will continue critical fire
  weather conditions. Cooler Thursday and Friday.

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

Moede
227 
WWUS86 KSGX 230453
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
953 PM PDT Sun Oct 22 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT
WEATHER...LOW HUMIDITY AND GUSTY SANTA ANA WINDS...

.Strong Santa Ana winds combined with critically low relative
humidity values will result in widespread red flag warning 
conditions through Wednesday evening. Weaker winds are expected 
for Thursday with some cooling and recovery in humidity.

CAZ248-250-255>258-265-552-554-231300-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
953 PM PDT Sun Oct 22 2017

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

* WIND...Winds strengthening late tonight into Monday with 20 to
  30 mph with gusts of 50 mph. Strongest winds Monday night and
  Tuesday of 25 to 35 mph with gusts to 50 to 60 mph and isolated
  gusts to 65 mph. Not quite as windy Wednesday. 

* HUMIDITY...Lowest humidity around 5 percent Monday and Tuesday
  with very poor overnight recovery in the windier areas near the
  coastal foothills.

* TIMING...Through Wednesday. The most extreme combination of 
  low humidity...stronger and more widespread winds...and heat 
  on Monday and Tuesday.

* OUTLOOK...For Wednesday lowest humidity of 5 to 10 percent 
  with northeast winds gusting to 45 mph will continue critical 
  fire weather conditions. Cooler Thursday and Friday.

* IMPACTS...Any fires that develop will likely spread rapidly...
   especially Monday and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

jmb

weather.gov/sandiego
449 
WWUS86 KSGX 231004
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
304 AM PDT Mon Oct 23 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT
WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Gusty Santa Ana winds will become gradually stronger and more 
widespread into Tuesday. Winds will become more localized and not
as strong for Tuesday night into Wednesday. Very low daytime
humidity will continue into Wednesday with poorest overnight 
recovery near the coastal foothills. Weaker winds are expected for
Thursday and Friday with slow cooling spreading inland and with a
gradual recovery of humidity. 

CAZ248-250-255>258-265-552-554-232130-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
304 AM PDT Mon Oct 23 2017

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

* WIND...Northeast winds 20 to 30 mph with gusts of 50 mph.
  Stronger winds tonight and Tuesday of 25 to 35 mph with gusts to
  55 mph and isolated gusts to 65 mph. Winds will not be quite as
  strong nor widespread for Tuesday night into Wednesday morning
  with areas of northeast winds 15 to 25 mph with gusts to 45 mph.

* HUMIDITY...Lowest daytime humidity around 5 percent today and
  Tuesday with poorest overnight recovery near the coastal
  foothills. Lowest daytime humidity Wednesday of 5 to 10 percent.

* TIMING...The most extreme combination of heat...low humidity...
  and wind through Tuesday. Then not quite as hot for Wednesday 
  with a slight recovery in humidity and with winds more localized
  and not quite as strong.

* OUTLOOK...Weaker winds are expected for Thursday and Friday with
  slow cooling spreading inland and with a gradual recovery of
  humidity. 

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially today and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

17
831 
WWUS86 KSGX 232029
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
129 PM PDT Mon Oct 23 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT
WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Gusty Santa Ana winds will become gradually stronger and more
widespread into Tuesday. Winds will become more localized and not
as strong for Tuesday night into Wednesday. Very low daytime
humidity will continue into Wednesday with poorest overnight
recovery near the coastal foothills. Weaker winds are expected
for Thursday and Friday with slow cooling spreading inland and
with a gradual recovery of humidity.

CAZ248-250-255>258-265-552-554-240500-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
129 PM PDT Mon Oct 23 2017

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

* WIND...Northeast winds 20 to 30 mph with gusts of 50 mph. 
  Stronger winds tonight and Tuesday of 25 to 35 mph with gusts 
  to 55 mph and isolated gusts to 65 mph. Winds will not be 
  quite as strong nor widespread for Tuesday night into 
  Wednesday morning with areas of northeast winds 15 to 25 mph 
  with gusts to 45 mph. 

* HUMIDITY...Lowest daytime humidity around 5 percent today and 
  Tuesday with poorest overnight recovery near the coastal 
  foothills. Lowest daytime humidity Wednesday of 5 to 10 
  percent.

* TIMING...The most extreme combination of heat...low 
  humidity...and wind through Tuesday. Then not quite as hot 
  for Wednesday with a slight recovery in humidity and with 
  winds more localized and not quite as strong. 

* OUTLOOK...Weaker winds are expected for Thursday and Friday
  with slow cooling spreading inland and with a gradual 
  recovery of humidity. 

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially today and Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$

JJT
051 
WWUS86 KSGX 240323
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
823 PM PDT Mon Oct 23 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT
WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Gusty Santa Ana winds will become gradually stronger and more
widespread overnight through Tuesday. Winds will become more 
localized and not as strong for Tuesday night into Wednesday. Very
low daytime humidity will continue into Wednesday with poorest 
overnight recovery near the coastal foothills. Weaker winds are 
expected for Thursday and Friday with slow cooling spreading 
inland and with a gradual recovery of humidity.

CAZ248-250-255>258-265-552-554-241300-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
823 PM PDT Mon Oct 23 2017

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

* WIND...Northeast winds increasing to 25 to 35 mph with gusts of
  40 to 60 mph. Localized gusts near 70 mph at wind-prone
  locations such as Sill Hill and Freemont Canyon. Winds will not
  be quite as strong nor widespread for Tuesday night into
  Wednesday morning with areas of northeast winds 15 to 25 mph
  with gusts to 45 mph. 

* HUMIDITY...Lowest daytime humidity around 5 percent with 
  poorest overnight recovery near the coastal foothills. Lowest 
  daytime humidity Wednesday of 5 to 10 percent.

* TIMING...The most extreme combination of heat...low
  humidity...and wind will be on Tuesday. Then not quite as hot 
  for Wednesday with a slight recovery in humidity and with winds 
  more localized and not quite as strong.

* OUTLOOK...Weaker winds are expected for Thursday and Friday 
  with slow cooling spreading inland and with a gradual 
  recovery of humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially overnight through Tuesday. Outdoor burning is not 
  recommended.

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 can
contribute to extreme fire behavior.

&&

$$
Gregoria
981 
WWUS86 KSGX 240927
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
227 AM PDT Tue Oct 24 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT
WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Stronger and gusty Santa Ana winds will continue today...becoming
more widespread in the morning. Winds will become more localized 
and not as strong for tonight into Wednesday. Very low daytime 
humidity will continue through Wednesday with poorest overnight 
recovery near the coastal foothills. Weaker winds are expected for
Thursday and Friday with slow cooling spreading inland and with a
gradual recovery of humidity.

CAZ248-250-255>258-265-552-554-242130-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
227 AM PDT Tue Oct 24 2017

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

* WIND...Areas of northeast winds 25 to 35 mph with gusts to 55
  mph. Isolated gusts to 65 mph. Winds will not be quite as strong
  nor widespread for tonight into Wednesday morning with areas of
  northeast winds 15 to 25 mph with gusts to 45 mph.
 
* HUMIDITY...Lowest daytime humidity around 5 percent with 
  poorest overnight recovery near the coastal foothills. Lowest 
  daytime humidity Wednesday of 5 to 10 percent.

* TIMING...The most extreme combination of heat...low
  humidity...and wind will be through today. Then not quite as hot
  for Wednesday with a slight recovery in humidity and with winds
  more localized and not quite as strong.

* OUTLOOK...Weaker winds are expected for Thursday and Friday 
  with slow cooling spreading inland and with a gradual 
  recovery of humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
  especially through today. Outdoor burning is not recommended.

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 can
contribute to extreme fire behavior.

&&

$$

17
325 
WWUS86 KSGX 242054
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
154 PM PDT Tue Oct 24 2017

...CRITICAL FIRE WEATHER CONDITIONS THROUGH WEDNESDAY WITH HOT
WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Santa ana winds will become more localized and not as strong for
tonight into Wednesday. Very low daytime humidity will continue 
through Wednesday with poorest overnight recovery near the coastal
foothills. Weaker winds are expected for Thursday and Friday with
slow cooling spreading inland and with a gradual recovery of 
humidity.

CAZ248-250-255>258-265-552-554-250500-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
154 PM PDT Tue Oct 24 2017

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

* WIND...Areas of northeast winds 15 to 25 mph with gusts to 45 
  mph. 

* HUMIDITY...Lowest daytime humidity around 5 percent with 
  poorest overnight recovery near the coastal foothills. Lowest 
  daytime humidity Wednesday of 5 to 10 percent.

* TIMING...The most extreme combination of heat...low 
  humidity...and wind will be through today. Then not quite as 
  hot for Wednesday with a slight recovery in humidity and with 
  winds more localized and not quite as strong. 

* OUTLOOK...Weaker winds are expected for Thursday and Friday 
  with slow cooling spreading inland and with a gradual 
  recovery of humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
   especially through today. Outdoor burning is not 
  recommended. 

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 can
contribute to extreme fire behavior.

&&

$$

JJT
531 
WWUS86 KSGX 250311
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
811 PM PDT Tue Oct 24 2017

...CRITICAL FIRE WEATHER CONDITIONS CONTINUE THROUGH WEDNESDAY 
WITH HOT WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Santa ana winds will become more localized and not as strong
overnight through Wednesday. Very low daytime humidity will 
continue with poorest overnight recovery near the coastal 
foothills. Weaker winds are expected for Thursday and Friday with 
slow cooling spreading inland and with a gradual recovery of 
humidity.

CAZ248-250-255>258-265-552-554-251300-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
811 PM PDT Tue Oct 24 2017

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

* WIND...Areas of northeast winds 15 to 25 mph with gusts to 45 
  mph. 

* HUMIDITY...Lowest daytime humidity 5 to 10 percent with poorest
  overnight recovery near the coastal foothills. 

* TIMING...through early evening Wednesday.

* OUTLOOK...Weaker winds are expected for Thursday and Friday 
  with slow cooling spreading inland and with a gradual 
  recovery of humidity.

* IMPACTS...Any fires that develop will likely spread rapidly...
   especially through today. Outdoor burning is not 
  recommended. 

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 can
contribute to extreme fire behavior.

&&

$$
Gregoria
338 
WWUS86 KSGX 251016
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
316 AM PDT Wed Oct 25 2017

...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE TODAY WITH HOT 
WEATHER...LOW HUMIDITY...AND GUSTY SANTA ANA WINDS...

.Gusty Santa Ana winds will be more localized and not quite as
strong as recent days and it will not be quite as hot.
However...lowest daytime humidities will once again fall to 5 to
10 percent with continuing critical fire weather conditions
through this afternoon. Weaker winds are expected for Thursday 
and Friday with slow cooling spreading inland and with a gradual 
recovery of humidity.

CAZ248-250-255>258-265-552-554-252130-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
316 AM PDT Wed Oct 25 2017

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

* WIND...Areas of northeast winds 15 to 25 mph with gusts to 45
  mph into this morning...decreasing during the afternoon 

* HUMIDITY...Lowest daytime humidity of 5 to 10 percent. 


* OUTLOOK...Weaker winds are expected for Thursday and Friday 
  with slow cooling spreading inland and with a gradual 
  recovery of humidity.

* IMPACTS...Any fires that develop will likely spread
  rapidly...especially this morning. Outdoor burning is not 
  recommended.
  

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 can
contribute to extreme fire behavior.

&&

$$

17
407 
WWUS86 KSGX 251522
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
822 AM PDT Wed Oct 25 2017

...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE TODAY WITH HOT
WEATHER...LOW HUMIDITY...AND LIGHT SANTA ANA WINDS...

.Hot temperatures, afternoon minimum relative humidity values
between 5 and 10 percent and locally breezy winds below the passes
and canyons will keep fire weather conditions at critical levels
through today. A slow cooling trend, gradually increasing 
humidity and lighter winds will arrive Thursday and Friday.

CAZ248-250-255>258-265-552-554-252330-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
822 AM PDT Wed Oct 25 2017

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

* WIND...Areas of east to northeast winds 10 to 20 mph with gusts
  to 35 mph through this morning, decreasing during the 
  afternoon.

* HUMIDITY...Lowest daytime humidity of 5 to 10 percent.

* OUTLOOK...Weaker winds are expected for Thursday and Friday 
  with slow cooling spreading inland and with a gradual 
  recovery of humidity.

* IMPACTS...Any fires that develop will likely spread rapidly, especially
  this morning. Outdoor burning is not recommended. 

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 can
contribute to extreme fire behavior.

&&

$$

Albright
868 
WWUS86 KSGX 252153
RFWSGX

URGENT - FIRE WEATHER MESSAGE
National Weather Service San Diego CA
253 PM PDT Wed Oct 25 2017

...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE INTO THE EARLY
EVENING WITH HOT WEATHER AND LOW HUMIDITY.

.Hot temperatures and relative humidity values below 15 percent
will allow critical fire weather conditions to continue through
early evening. A slow cooling trend and gradually increasing 
humidity bring improving conditions Thursday and Friday.

CAZ248-250-255>258-265-552-554-260100-
/O.CON.KSGX.FW.W.0004.000000T0000Z-171026T0100Z/
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-San Gorgonio Pass Near Banning-
Orange County Coastal Areas-Orange County Inland Areas-
253 PM PDT Wed Oct 25 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING
FOR VERY HOT TEMPERATURES AND LOW HUMIDITY...

* HUMIDITY...Less than 15 percent.

* Temperatures...95 to 105 degrees.

* OUTLOOK...Conditions will improve Thursday and Friday as
  temperatures cool, winds remain weak and relative humidity 
  recovers.

* IMPACTS...Any fires that develop may spread rapidly. Outdoor 
  burning is not recommended. 

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 can
contribute to extreme fire behavior.

&&

$$

Albright

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 20, 2:50 AM PDTWind AdvisorySGXRiverside, San Bernardino, San Diego18 hr
Oct 20, 1:35 PM PDTSmall Craft AdvisorySGX14 hr

Nearby

Red Flag Warnings in California, 2017Every red flag warning in 2017

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.