Alert archive / California / Red Flag Warnings in 2017

Red Flag Warning 7, NWS Eureka, CA

August 30, 2017

NWS Eureka, CA issued this red flag warning at Aug 30, 2017, 3:15 PM PDT. It took effect at Aug 31, 2017, 5:00 PM PDT. It was in force for 16 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 30, 2017, 3:15 PM PDT (22:15 UTC)
In effect from
Aug 31, 2017, 5:00 PM PDT
Expired
Sep 1, 2017, 9:00 AM PDT
In force
16 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

073 
WWUS86 KEKA 302215
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
315 PM PDT Wed Aug 30 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THURSDAY NIGHT AND 
FRIDAY MORNING FOR DEL NORTE AND NORTHERN HUMBOLDT COUNTIES DUE TO
GUSTY OFFSHORE WINDS AND LOW HUMIDITY...

...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE IN EASTERN  
MENDOCINO AND NORTHERN LAKE COUNTIES THURSDAY NIGHT THROUGH
SATURDAY MORNING...

.High pressure building in will bring drying offshore winds and 
hot temperatures. This will bring low afternoon RHs across the 
area and poor RH recoveries over the ridges through Monday. 

CAZ203-204-310615-
/O.UPG.KEKA.FW.A.0006.170901T0000Z-170901T1600Z/
/O.NEW.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
315 PM PDT Wed Aug 30 2017

...RED FLAG WARNING IN EFFECT FROM 5 PM THURSDAY TO 9 AM PDT
FRIDAY...

The National Weather Service in Eureka has issued a Red Flag
Warning, which is in effect from 5 PM Thursday to 9 AM PDT
Friday. The Fire Weather Watch is no longer in effect. 

* AFFECTED AREA...Fire weather zones 203 and 204...encompassing
  inland Del Norte, northeastern Humboldt and western Siskiyou 
  counties.
 
* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 25 percent, potentially
  lower in some locations. Single digit afternoon RH is possible
  as well.

* TIMING...Winds will increase overnight tonight and continue
  through Friday morning. Humidity will begin a substantial
  decrease through the day Thursday and remain very low through
  early next week. WORST COMBINATION OF WIND AND LOW HUMIDITY
  LIKELY THURSDAY NIGHT INTO FRIDAY MORNING.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ276-277-310615-
/O.NEW.KEKA.FW.A.0007.170901T0000Z-170902T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
315 PM PDT Wed Aug 30 2017

...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
SATURDAY MORNING ABOVE 1500 FEET...

The National Weather Service in Eureka has issued a Fire Weather
Watch, which is in effect from Thursday afternoon through
Saturday morning. 

* AFFECTED AREA...Fire weather zone 276 and 277 including eastern
  Mendocino county and northern Lake county.

* WIND...Easterly 5 to 10 kt Thursday night becoming northerly
  Friday afternoon and increasing to 10 to 20 mph with gusts to 25
  mph Friday night. 

* HUMIDITY...Overnight recoveries of 15 to 25 percent,
  potentially lower in some locations. 

* TIMING...Winds will increase overnight tonight and continue
  through Friday morning. Humidity will begin a substantial
  decrease through the day Thursday and remain very low through
  early next week. WORST COMBINATION OF WIND AND LOW HUMIDITY
  LIKELY FRIDAY NIGHT.

* IMPACTS...any fires that develop will likely spread rapidly. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$


http://weather.gov/eureka
8 follow-up statements
149 
WWUS86 KEKA 310516
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
1016 PM PDT Wed Aug 30 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THURSDAY NIGHT AND
FRIDAY MORNING FOR DEL NORTE AND NORTHERN HUMBOLDT COUNTIES DUE
TO GUSTY OFFSHORE WINDS AND LOW HUMIDITY...

...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE IN EASTERN MENDOCINO
AND NORTHERN LAKE COUNTIES THURSDAY NIGHT THROUGH SATURDAY
MORNING...

.High pressure building in will bring drying offshore winds and
hot temperatures. This will bring low afternoon RHs across the
area and poor RH recoveries over the ridges through Monday.

CAZ203-204-311330-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
1016 PM PDT Wed Aug 30 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THURSDAY TO 9 AM
PDT FRIDAY...

* AFFECTED AREA...Fire weather zones 203 and 204...encompassing
  inland Del Norte, northeastern Humboldt and western Siskiyou 
  counties.

* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 25 percent,
  potentially lower in some locations. Single digit afternoon 
  RH is possible as well. 

* TIMING...Winds will increase tonight and continue through 
  Friday morning. Humidity will begin a substantial decrease 
  through the day Thursday and remain very low through early next 
  week. WORST COMBINATION OF WIND AND LOW HUMIDITY LIKELY THURSDAY
  NIGHT INTO FRIDAY MORNING.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ276-277-311330-
/O.CON.KEKA.FW.A.0007.170901T0000Z-170902T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
1016 PM PDT Wed Aug 30 2017

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON
THROUGH SATURDAY MORNING ABOVE 1500 FEET...

* AFFECTED AREA...Fire weather zone 276 and 277 including eastern
  Mendocino county and northern Lake county.

* WIND...Easterly 5 to 10 mph Thursday night becoming northerly 
  Friday afternoon and increasing to 10 to 20 mph with gusts to 25
  mph Friday night. 

* HUMIDITY...Overnight recoveries of 15 to 25 percent, 
  potentially lower in some locations.

* TIMING...Winds will increase overnight tonight and continue 
  through Friday morning. Humidity will begin a substantial 
  decrease through the day Thursday and remain very low through 
  early next week. WORST COMBINATION OF WIND AND LOW HUMIDITY 
  LIKELY FRIDAY NIGHT.

* IMPACTS...Any fires that develop will likely spread rapidly.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

&&

$$


http://weather.gov/eureka
225 
WWUS86 KEKA 311038
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
338 AM PDT Thu Aug 31 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THURSDAY NIGHT AND
FRIDAY MORNING FOR ELEVATED TERRAIN AREA-WIDE DUE TO GUSTY 
OFFSHORE WINDS AND VERY LOW HUMIDITY...

...VERY HOT DRY CONDITIONS WILL LEAD TO AT LEAST ELEVATED FIRE 
WEATHER CONDITIONS AREA WIDE FRIDAY AND SATURDAY...

.High pressure building in will bring drying offshore winds
tonight, followed by an extended period of very hot and dry
conditions. Gusty offshore winds will increase this evening and
continue through the night at high elevations, and poor overnight
recoveries can be expected. Winds will weaken during the day
Friday, but critically hot and dry conditions will continue
through at least Monday morning. While winds Friday through Sunday
night are expected to be mostly weak, periods of critical fire
weather will be possible given the extreme dryness expected. 

CAZ276-277-311845-
/O.UPG.KEKA.FW.A.0007.170901T0000Z-170902T1600Z/
/O.EXA.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
338 AM PDT Thu Aug 31 2017

...RED FLAG WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM
PDT FRIDAY...

The National Weather Service in Eureka has issued a Red Flag
Warning, which is in effect from 5 PM this afternoon to 9 AM PDT
Friday. The Fire Weather Watch is no longer in effect. 

* AFFECTED AREA...High elevations of fire weather zones 211...212
  and 283...encompassing inland Humboldt and Trinity counties.

* WIND...East 10 to 15 mph sustained, with gusts to 20 mph 
  likely. 

* HUMIDITY...Overnight recoveries of 15 to 20 percent, potentially
  lower in some locations. Single digit afternoon RH likely as 
  well.

* TIMING...Gusty east winds will develop tonight and continue
  through Friday morning. Humidity will begin a substantial
  decrease through the day Thursday and remain critically low
  through early next week, both during the day and overnight.
  WORST COMBINATION OF WIND AND LOW HUMIDITY LIKELY THURSDAY NIGHT
  INTO FRIDAY MORNING...with additional periods of critical
  conditions possible through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ211-212-283-311845-
/O.EXA.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Hoopa-Van Duzen/Mad River-Trinity-
338 AM PDT Thu Aug 31 2017

...RED FLAG WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM
PDT FRIDAY...

The National Weather Service in Eureka has issued a Red Flag
Warning, which is in effect from 5 PM this afternoon to 9 AM PDT
Friday. 

* AFFECTED AREA...High elevations of fire weather zones 211...212
  and 283...encompassing inland Humboldt and Trinity counties.

* WIND...Northeast 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent, potentially
  lower in some locations. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through Friday
  morning. Humidity will begin a substantial decrease through the
  day Thursday and remain very low through early next week, both
  during the day and overnight. WORST COMBINATION OF WIND AND LOW
  HUMIDITY LIKELY THURSDAY NIGHT INTO FRIDAY MORNING...with 
  additional periods of critical conditions possible through the 
  weekend. 

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ203-204-311845-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
338 AM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 AM PDT FRIDAY...

* AFFECTED AREA...High elevations of 203 and 204...encompassing 
  inland Del Norte, northeastern Humboldt and western Siskiyou 
  counties. 

* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph
  likely. 

* HUMIDITY...Overnight recoveries of 15 to 20 percent, 
  potentially lower in some locations. Single digit afternoon RH 
  is possible as well.

* TIMING...Winds will increase tonight and continue through Friday
  morning. Humidity will begin a substantial decrease through the
  day Thursday and remain very low through early next week, both
  during the day and overnight. WORST COMBINATION OF WIND AND LOW
  HUMIDITY LIKELY THURSDAY NIGHT INTO FRIDAY MORNING. 

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$


http://weather.gov/eureka
460 
WWUS86 KEKA 311707
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
1007 AM PDT Thu Aug 31 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THURSDAY NIGHT AND
FRIDAY MORNING FOR ELEVATED TERRAIN AREA-WIDE DUE TO GUSTY
OFFSHORE WINDS AND VERY LOW HUMIDITY...

...VERY HOT DRY CONDITIONS WILL LEAD TO AT LEAST ELEVATED FIRE
WEATHER CONDITIONS AREA WIDE FRIDAY AND SATURDAY...

.High pressure building in will bring drying offshore winds
tonight, followed by an extended period of very hot and dry
conditions. Gusty offshore winds will increase this evening and
continue through the night at high elevations, and poor overnight
recoveries can be expected. Winds will weaken during the day
Friday, but critically hot and dry conditions will continue
through at least Monday morning. While winds Friday through
Sunday night are expected to be mostly weak, periods of critical
fire weather will be possible given the extreme dryness expected.

CAZ203-204-211-212-276-277-283-010115-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-Hoopa-Van Duzen/Mad River-
Interior Mendocino-W Mendocino NF/E Mendocino Unit-Trinity-
1007 AM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 AM PDT FRIDAY...

* AFFECTED AREA...High elevations of fire weather zones 211... 
  212 and 283...encompassing inland Humboldt and Trinity 
  counties. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the mid
  slopes and ridges. Single digit afternoon RH likely as well. 

* TIMING...Winds will increase tonight and continue through Friday
  morning. Humidity will begin a substantial decrease through the
  day Thursday and remain very low through early next week, both
  during the day and overnight. WORST COMBINATION OF WIND AND LOW
  HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING...with additional 
  periods of critical conditions possible through the weekend. 

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$


http://weather.gov/eureka
572 
WWUS86 KEKA 311857
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
1157 AM PDT Thu Aug 31 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY THURSDAY NIGHT AND
FRIDAY MORNING FOR ELEVATED TERRAIN AREA-WIDE DUE TO GUSTY
OFFSHORE WINDS AND VERY LOW HUMIDITY...

...VERY HOT DRY CONDITIONS WILL LEAD TO AT LEAST ELEVATED FIRE
WEATHER CONDITIONS AREA WIDE FRIDAY AND SATURDAY...

.High pressure building in will bring drying offshore winds
tonight, followed by an extended period of very hot and dry
conditions. Gusty offshore winds will increase this evening and
continue through the night at high elevations, and poor overnight
recoveries can be expected. Winds will weaken during the day
Friday, but critically hot and dry conditions will continue
through at least Monday morning. While winds Friday through
Sunday night are expected to be mostly weak, periods of critical
fire weather will be possible given the extreme dryness expected.

CAZ203-204-010300-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
1157 AM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 AM PDT FRIDAY ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 211... 212
  and 283...encompassing inland Del Norte, northeastern Humboldt 
  and western Siskiyou counties. 

* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well. 

* TIMING...Winds will increase tonight and continue through Friday
  morning. Humidity will begin a substantial decrease through the
  day today and remain very low through early next week, both
  during the day and overnight. WORST COMBINATION OF WIND AND LOW
  HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING. 

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ211-212-010300-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Hoopa-Van Duzen/Mad River-
1157 AM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 AM PDT FRIDAY ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 211...212
  encompassing inland Humboldt and Trinity counties. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well. 

* TIMING...Winds will increase tonight and continue through Friday
  morning. Humidity will begin a substantial decrease through the
  day today and remain very low through early next week, both 
  during the day and overnight. WORST COMBINATION OF WIND AND LOW 
  HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING...with additional 
  periods of critical conditions possible through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ283-010300-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Trinity-
1157 AM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 AM PDT FRIDAY ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones
  283...encompassing inland Trinity county. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well. 

* TIMING...Winds will increase tonight and continue through Friday
  morning. Humidity will begin a substantial decrease through the
  day today and remain very low through early next week, both 
  during the day and overnight. WORST COMBINATION OF WIND AND LOW 
  HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING...with additional 
  periods of critical conditions possible through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ276-277-010300-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
1157 AM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
9 AM PDT FRIDAY ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 211 and
  212 encompassing inland Mendocino and Lake Counties.

* WIND...East 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well. 

* TIMING...Winds will increase tonight and continue through
  Friday morning. Humidity will begin a substantial decrease 
  through the day Thursday and remain very low through early 
  next week, both during the day and overnight. WORST 
  COMBINATION OF WIND AND LOW HUMIDITY LIKELY TONIGHT INTO 
  FRIDAY MORNING...with additional periods of critical 
  conditions possible through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$


http://weather.gov/eureka
706 
WWUS86 KEKA 312217
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
317 PM PDT Thu Aug 31 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY TONIGHT AND FRIDAY 
MORNING FOR ELEVATED TERRAIN AREA-WIDE DUE TO GUSTY OFFSHORE 
WINDS AND VERY LOW HUMIDITY...

...VERY HOT DRY CONDITIONS WILL LEAD TO AT LEAST ELEVATED FIRE
WEATHER CONDITIONS AREA WIDE FRIDAY AND SATURDAY...

.High pressure building in will bring drying offshore winds
tonight, followed by an extended period of very hot and dry
conditions. Gusty east winds will increase this evening and 
continue through the night at high elevations, and poor overnight 
recoveries can be expected. Winds will weaken during the day 
Friday, but critically hot and dry conditions will continue 
through at least Monday morning. While winds Friday through Sunday
night are expected to be mostly weak, periods of critical fire 
weather will be possible given the extreme dryness expected.

CAZ203-204-010630-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
317 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 203 and
  204 encompassing inland Del Norte, northeastern Humboldt and 
  western Siskiyou counties. 

* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through
  Friday morning. Humidity will begin a substantial decrease 
  through the day today and remain very low through early next 
  week, both during the day and overnight. WORST COMBINATION OF 
  WIND AND LOW HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING. 

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ211-212-010630-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Hoopa-Van Duzen/Mad River-
317 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 211... 
  212 encompassing inland Humboldt and Trinity counties. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through
  Friday morning. Humidity will begin a substantial decrease 
  through the day today and remain very low through early next 
  week, both during the day and overnight. WORST COMBINATION OF 
  WIND AND LOW HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING...
  with additional periods of critical conditions possible 
  through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ283-010630-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Trinity-
317 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 283... 
  encompassing inland Trinity county. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through
  Friday morning. Humidity will begin a substantial decrease 
  through the day today and remain very low through early next 
  week, both during the day and overnight. WORST COMBINATION OF 
  WIND AND LOW HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING...
  with additional periods of critical conditions possible 
  through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ276-277-010630-
/O.CON.KEKA.FW.W.0007.170901T0000Z-170901T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
317 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 276 and
  277 encompassing inland Mendocino and Lake Counties. 

* WIND...East 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through 
  Friday morning. Humidity will begin a substantial decrease 
  through the day Thursday and remain very low through early 
  next week, both during the day and overnight. WORST 
  COMBINATION OF WIND AND LOW HUMIDITY LIKELY TONIGHT INTO 
  FRIDAY MORNING...with additional periods of critical 
  conditions possible through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$


http://weather.gov/eureka
926 
WWUS86 KEKA 010152
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
652 PM PDT Thu Aug 31 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY TONIGHT AND FRIDAY
MORNING FOR ELEVATED TERRAIN AREA-WIDE DUE TO GUSTY OFFSHORE
WINDS AND VERY LOW HUMIDITY...

...VERY HOT DRY CONDITIONS WILL PROLONG FIRE WEATHER CONCERNS
AREA WIDE FRIDAY AND SATURDAY...

.High pressure building in will bring drying offshore winds
tonight, followed by an extended period of very hot and dry
conditions. Gusty east winds will increase this evening and
continue through the night at high elevations, and poor overnight
recoveries can be expected. Winds will weaken during the day 
Friday but critically hot and dry conditions will continue 
through at least Monday morning. While winds Friday through Sunday
night are expected to be mostly weak, periods of critical fire 
weather will be possible given the extreme dryness expected.

CAZ203-204-011200-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
652 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 203 and 
  204 encompassing inland Del Norte, northeastern Humboldt and 
  western Siskiyou counties. 

* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through 
  Friday morning. Humidity will begin a substantial decrease 
  through the day today and remain very low through early next 
  week, both during the day and overnight. WORST COMBINATION OF 
  WIND AND LOW HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ211-212-011200-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Hoopa-Van Duzen/Mad River-
652 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 211... 
  212 encompassing inland Humboldt and Trinity counties. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through 
  Friday morning. Humidity will begin a substantial decrease 
  through the day today and remain very low through early next 
  week, both during the day and overnight. WORST COMBINATION OF 
  WIND AND LOW HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING... 
  with additional periods of critical conditions possible 
  through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ283-011200-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Trinity-
652 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 283... 
  encompassing inland Trinity county. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through 
  Friday morning. Humidity will begin a substantial decrease 
  through the day today and remain very low through early next 
  week, both during the day and overnight. WORST COMBINATION OF 
  WIND AND LOW HUMIDITY LIKELY TONIGHT INTO FRIDAY MORNING... 
  with additional periods of critical conditions possible 
  through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ276-277-011200-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
652 PM PDT Thu Aug 31 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY ABOVE
1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 276 and 
  277 encompassing inland Mendocino and Lake Counties. 

* WIND...East 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...Overnight recoveries of 15 to 20 percent on the 
  mid slopes and ridges. Single digit afternoon RH likely as 
  well.

* TIMING...Winds will increase tonight and continue through 
  Friday morning. Humidity will begin a substantial decrease 
  through the day Thursday and remain very low through early 
  next week, both during the day and overnight. WORST 
  COMBINATION OF WIND AND LOW HUMIDITY LIKELY TONIGHT INTO 
  FRIDAY MORNING...with additional periods of critical 
  conditions possible through the weekend.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$


http://weather.gov/eureka
013 
WWUS86 KEKA 011202
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
502 AM PDT Fri Sep 1 2017

...CRITICAL FIRE WEATHER CONDITIONS LIKELY TONIGHT AND FRIDAY
MORNING FOR ELEVATED TERRAIN AREA-WIDE DUE TO GUSTY OFFSHORE
WINDS AND VERY LOW HUMIDITY...

...VERY HOT DRY CONDITIONS WILL PROLONG FIRE WEATHER CONCERNS
AREA WIDE TODAY AND SATURDAY...

.Gusty east winds will continue through this morning at high 
elevations, and poor overnight recoveries can be expected. Winds 
will weaken during the day today, but critically hot and dry 
conditions will continue through at least Monday morning. While 
winds today through Sunday night are expected to be mostly weak, 
periods of critical fire weather will be possible given the 
extreme dryness expected.

CAZ203-204-011600-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-
502 AM PDT Fri Sep 1 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING
ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 203 and 
  204 encompassing inland Del Norte, northeastern Humboldt and 
  western Siskiyou counties. 

* WIND...Northeast 12 to 20 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Recoveries of 15 to 20 percent this morning on the 
  mid slopes and ridges. Single digit afternoon RH likely as well.

* TIMING...Humidity will remain low through this morning.
* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ211-212-011600-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Hoopa-Van Duzen/Mad River-
502 AM PDT Fri Sep 1 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING
ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 211... 
  212 encompassing inland Humboldt and Trinity counties. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Humidity values of 15 to 20 percent on the mid 
  slopes and ridges. Single digit afternoon RH likely as well.

* TIMING...Humidity will remain low through this morning.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ283-011600-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Trinity-
502 AM PDT Fri Sep 1 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING
ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 283... 
  encompassing inland Trinity county. 

* WIND...Northeast 10 to 15 mph sustained, with gusts to 25 mph 
  likely.

* HUMIDITY...Humidity values of 15 to 20 percent on the mid 
  slopes and ridges. Single digit afternoon RH likely as well.

* TIMING...Humidity will remain low through this morning.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$

CAZ276-277-011600-
/O.CON.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Interior Mendocino-W Mendocino NF/E Mendocino Unit-
502 AM PDT Fri Sep 1 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 AM PDT THIS MORNING
ABOVE 1500 FEET...

* AFFECTED AREA...High elevations of fire weather zones 276 and 
  277 encompassing inland Mendocino and Lake Counties. 

* WIND...East 10 to 15 mph sustained, with gusts to 20 mph 
  likely.

* HUMIDITY...humidity values of 15 to 20 percent on the mid 
  slopes and ridges. Single digit afternoon RH likely as well.

* TIMING...Humidity will remain low through this morning.

* IMPACTS...Any fires that develop will likely spread rapidly.

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.

&&

$$


http://weather.gov/eureka
003 
WWUS86 KEKA 011602
RFWEKA

Urgent - Fire Weather Message
National Weather Service Eureka CA
902 AM PDT Fri Sep 1 2017

CAZ203-204-211-212-276-277-283-011715-
/O.EXP.KEKA.FW.W.0007.000000T0000Z-170901T1600Z/
Upper Smith-Lower Middle Klamath-Hoopa-Van Duzen/Mad River-
Interior Mendocino-W Mendocino NF/E Mendocino Unit-Trinity-
902 AM PDT Fri Sep 1 2017

...RED FLAG WARNING HAS EXPIRED...

Hot and dry weather will continue but winds have diminished so
will allow the red flag warning to expire.

$$


http://weather.gov/eureka

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 2:48 AM PDTGale WatchEKA12 hr
Aug 30, 3:21 AM PDTFire Weather WatchEKA12 hr
Aug 30, 2:22 PM PDTGale WarningEKA37 hr
Aug 30, 2:35 PM PDTExcessive Heat WarningEKADel Norte, Humboldt, Mendocino, Trinity4 days
Aug 30, 3:15 PM PDTFire Weather WatchEKA12 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.