Alert archive / Oregon / Red Flag Warnings in 2021

Red Flag Warning 4, NWS Pendleton, OR

June 29, 2021

NWS Pendleton, OR issued this red flag warning at Jun 29, 2021, 1:10 PM PDT. It took effect at Jun 30, 2021, 11:00 AM PDT. It was in force for 35 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
Jun 29, 2021, 1:10 PM PDT (20:10 UTC)
In effect from
Jun 30, 2021, 11:00 AM PDT
Expired
Jul 1, 2021, 10:00 PM PDT
In force
35 hr
Issued by
NWS Pendleton, OR

The text

As transmitted.

535 
WWUS86 KPDT 292010
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
110 PM PDT Tue Jun 29 2021

...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY THROUGH THURSDAY...

.Although there will be slight cooling the remainder of this week,
the hot and dry conditions will continue. The atmsosphere will
become more unstable the next couple of days, and moisture from
the southwest will cause isolated to scattered thunderstorms over
central and northeast Oregon. In addition, winds will increase 
through the Columbia River Gorge and portions of the Lower 
Columbia Basin.

ORZ639-641-WAZ639-641-301300-
/O.NEW.KPDT.FW.W.0004.210630T1800Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
110 PM PDT Tue Jun 29 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM WEDNESDAY TO 10 PM PDT
THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES OR639, OR641, WA639, AND WA641...

The National Weather Service in Pendleton has issued a Red Flag
Warning for wind and low relative humidity, which is in effect
from 11 AM Wednesday to 10 PM PDT Thursday.

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 10 to 20 mph with gusts up to 25 mph.

* RELATIVE HUMIDITY...As low as 12 percent.

* HAINES...5 (moderate).

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ642-644-645-301300-
/O.NEW.KPDT.FW.A.0004.210701T0000Z-210702T0500Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
110 PM PDT Tue Jun 29 2021

...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES 
OR642, OR644, AND OR645...

The National Weather Service in Pendleton has issued a Fire
Weather Watch for wind and low relative humidity, which is in
effect from Wednesday afternoon through Thursday evening.

* AFFECTED AREA...Fire Weather Zones 642 Southern Blue and 
  Strawberry Mountains, 644 Central Blue Mountains and 645 
  Wallowa District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than
  0.10 inch. A few storms Wednesday night could bring rainfall 
  amounts 0.1 to 0.2 inch. On Thursday, storms may bring up to 
  0.25 inch.

* RELATIVE HUMIDITY...As low as 12 percent.

* IMPACTS...Ligtning caused fires may occur. Gusty and erratic
  winds are always possible with thunderstorms. 

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.

&&

$$
7 follow-up statements
352 
WWUS86 KPDT 301204
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
504 AM PDT Wed Jun 30 2021

...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY THROUGH THURSDAY...

.Very hot temperatures are expected for the remainder of the week.
However, there will be some slight cooling over the next couple of
days. The atmosphere will become more unstable the next couple of
days, and moisture from the southwest will cause mainly isolated 
thunderstorms over central and northeast Oregon. In addition, 
winds will increase through the Columbia River Gorge and portions 
of the Lower Columbia Basin.

ORZ639-641-WAZ639-641-010000-
/O.CON.KPDT.FW.W.0004.210630T1800Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
504 AM PDT Wed Jun 30 2021

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
10 PM PDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES OR639, OR641, WA639, AND WA641...

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 10 to 20 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 13 percent.

* HAINES...As high as 5.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ642-644-645-010000-
/O.CON.KPDT.FW.A.0004.210701T0000Z-210702T0500Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
504 AM PDT Wed Jun 30 2021

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH THURSDAY EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER
ZONES OR642, OR644, AND OR645...

* AFFECTED AREA...Fire Weather Zones 642 Southern Blue and 
  Strawberry Mountains, 644 Central Blue Mountains and 645 
  Wallowa District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than
  0.10 inch. A few storms tonight and Thursday could bring
  rainfall amounts 0.1 to 0.2 inch. 

* RELATIVE HUMIDITY...As low as 12 percent.

* IMPACTS...Lightning caused fires may occur. Gusty and erratic 
  winds are always possible with thunderstorms.

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.

&&

$$
848 
WWUS86 KPDT 301557
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
857 AM PDT Wed Jun 30 2021

...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY THROUGH THURSDAY...

.Very hot temperatures are expected for the remainder of the
week. However, there will be some slight cooling over the next
couple of days. The atmosphere will become more unstable starting
this afternoon and through the next couple of days, and moisture 
from the southwest will cause mainly isolated thunderstorms over 
central and northeast Oregon. In addition, winds will increase 
through the Columbia River Gorge and portions of the Lower 
Columbia Basin.

ORZ642-644-645-010000-
/O.EXB.KPDT.FW.W.0004.210630T2300Z-210701T0700Z/
/O.EXT.KPDT.FW.A.0004.210701T1800Z-210702T0500Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
857 AM PDT Wed Jun 30 2021

...RED FLAG WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
MIDNIGHT PDT TONIGHT FOR ABUNDANT LIGHTNING FOR FIRE WEATHER 
ZONES OR642, OR644, AND OR645... ...FIRE WEATHER WATCH NOW IN 
EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR ABUNDANT
LIGHTNING FOR FIRE WEATHER ZONES OR642, OR644, AND OR645...

The National Weather Service in Pendleton has issued a Red Flag
Warning for abundant lightning, which is in effect from 4 PM this
afternoon to midnight PDT tonight.

* AFFECTED AREA...Fire Weather Zones 642 Southern Blue and
  Strawberry Mountains, 644 Central Blue Mountains and 645 Wallowa
  District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than 
  0.10 inch. A few storms tonight and Thursday could bring 
  rainfall amounts 0.1 to 0.2 inch.

* RELATIVE HUMIDITY...As low as 12 percent.

* IMPACTS...Lightning caused fires may occur. Gusty and erratic 
  winds are always possible with thunderstorms.

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.

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

&&

$$

ORZ640-010000-
/O.EXB.KPDT.FW.W.0004.210630T2300Z-210701T0700Z/
Central Mountains of Oregon-
857 AM PDT Wed Jun 30 2021

...RED FLAG WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
MIDNIGHT PDT TONIGHT FOR ABUNDANT LIGHTNING FOR FIRE WEATHER
WEATHER ZONE OR640...

The National Weather Service in Pendleton has issued a Red Flag
Warning for abundant lightning, which is in effect from 4 PM this
afternoon to midnight PDT tonight.

* AFFECTED AREA...Fire Weather Zone 640 Central Mountains of 
  Oregon.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than 
  0.10 inch. A few storms tonight and Thursday could bring 
  rainfall amounts 0.1 to 0.2 inch.

* RELATIVE HUMIDITY...As low as 13 percent.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ639-641-WAZ639-641-010000-
/O.CON.KPDT.FW.W.0004.210630T1800Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
857 AM PDT Wed Jun 30 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THURSDAY
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639,
OR641, WA639, AND WA641...

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 10 to 20 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 12 percent.

* HAINES...As high as 5.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$
124 
WWUS86 KPDT 302133
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
233 PM PDT Wed Jun 30 2021

...CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY THROUGH THURSDAY...

.Very hot temperatures are expected for the remainder of the
week. However, there will be some slight cooling over the next
couple of days. The atmosphere will become more unstable starting
this afternoon and through the next couple of days, and moisture
from the southwest will cause mainly isolated thunderstorms over
central and northeast Oregon. In addition, winds will increase
through the Columbia River Gorge and portions of the Lower
Columbia Basin.

ORZ642-644-645-011400-
/O.CON.KPDT.FW.W.0004.210630T2300Z-210701T0700Z/
/O.CON.KPDT.FW.A.0004.210701T1800Z-210702T0500Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
233 PM PDT Wed Jun 30 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT
FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR642, OR644, AND
OR645... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY 
MORNING THROUGH THURSDAY EVENING FOR ABUNDANT LIGHTNING FOR FIRE 
WEATHER ZONES OR642, OR644, AND OR645...

* AFFECTED AREA...Fire Weather Zones 642 Southern Blue and 
  Strawberry Mountains, 644 Central Blue Mountains and 645 
  Wallowa District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than 
  0.10 inch. A few storms tonight and Thursday could bring 
  rainfall amounts 0.1 to 0.2 inch.

* RELATIVE HUMIDITY...As low as 12 percent.

* IMPACTS...Lightning caused fires may occur. Gusty and erratic 
  winds are always possible with thunderstorms.

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.

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

&&

$$

ORZ639-641-WAZ639-641-011400-
/O.CON.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
233 PM PDT Wed Jun 30 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THURSDAY
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639,
OR641, WA639, AND WA641...

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 10 to 20 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 12 percent.

* HAINES...As high as 5.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ640-010700-
/O.CON.KPDT.FW.W.0004.210630T2300Z-210701T0700Z/
Central Mountains of Oregon-
233 PM PDT Wed Jun 30 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT
FOR ABUNDANT LIGHTNING FOR FIRE WEATHER WEATHER ZONE OR640...

* AFFECTED AREA...Fire Weather Zone 640 Central Mountains of 
  Oregon.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than 
  0.10 inch. A few storms tonight and Thursday could bring 
  rainfall amounts 0.1 to 0.2 inch.

* RELATIVE HUMIDITY...As low as 13 percent.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$
934 
WWUS86 KPDT 010501
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
1001 PM PDT Wed Jun 30 2021

...CRITICAL FIRE WEATHER CONDITIONS TONIGHT THROUGH THURSDAY...

.Very hot temperatures combined with increased mid level moisture
created an unstable atmosphere over the district this past
afternoon and this evening. Upper air soundings indicate that
elevated instability will remain over the southern portion of the 
district through the night. As a result thunderstorms are now 
expected to continue advancing and developing to the northwest
over Oregon for most of the night. As a result the Red Flag 
Warning for thunderstorms tonight has been extended until 5 AM 
PDT Thursday. In addition, gusty winds will continue at times 
which may cause control issues on any new fire starts overnight
and on Thursday.

ORZ642-644-645-011200-
/O.EXT.KPDT.FW.W.0004.000000T0000Z-210701T1200Z/
/O.CON.KPDT.FW.A.0004.210701T1800Z-210702T0500Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
1001 PM PDT Wed Jun 30 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 5 AM PDT THURSDAY FOR
ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR642, OR644, AND
OR645...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING 
THROUGH THURSDAY EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER 
ZONES OR642, OR644, AND OR645...

* AFFECTED AREA...Fire Weather Zones 642 Southern Blue and 
  Strawberry Mountains, 644 Central Blue Mountains and 645 
  Wallowa District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than
  0.10 inch. A few storms tonight and Thursday could bring
  rainfall amounts 0.1 to 0.3 inch.

* RELATIVE HUMIDITY...As low as 19 percent.

* IMPACTS...Lightning caused fires may occur. Gusty and erratic 
  winds are always possible with thunderstorms.

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.

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

&&

$$

ORZ640-011200-
/O.EXT.KPDT.FW.W.0004.000000T0000Z-210701T1200Z/
Central Mountains of Oregon-
1001 PM PDT Wed Jun 30 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 5 AM PDT THURSDAY FOR
ABUNDANT LIGHTNING FOR FIRE WEATHER WEATHER ZONE OR640...

* AFFECTED AREA...Fire Weather Zone 640 Central Mountains of 
  Oregon.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Storms will initially be dry with less than
  0.10 inch. A few storms tonight and Thursday could bring
  rainfall amounts 0.1 to 0.3 inch.

* RELATIVE HUMIDITY...As low as 16 percent.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ639-641-WAZ639-641-011200-
/O.CON.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
1001 PM PDT Wed Jun 30 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THURSDAY
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639,
OR641, WA639, AND WA641...

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 10 to 20 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 18 percent.

* HAINES...As high as 5.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$
602 
WWUS86 KPDT 011033
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
333 AM PDT Thu Jul 1 2021

...CRITICAL FIRE WEATHER CONDITIONS THROUGH THIS EVENING...

.Very hot temperatures are expected for the remainder of the
week. However, there will be some slight cooling today and Friday
before a warm up over the weekend. The atmosphere has become  
more unstable and touched off thunderstorms on Wednesday. 
Additional isolated to scattered thunderstorms are possible today 
due to moisture from the southwest mainly over central and 
northeast Oregon. In addition, winds will increase through the 
Columbia River Gorge and portions of the Lower Columbia Basin.

ORZ642-644-645-020000-
/O.CAN.KPDT.FW.A.0004.210701T1800Z-210702T0500Z/
/O.EXT.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
333 AM PDT Thu Jul 1 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 10 PM PDT THIS EVENING
FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR642, OR644, AND
OR645...


* AFFECTED AREA...Fire Weather Zones 642 Southern Blue and 
  Strawberry Mountains, 644 Central Blue Mountains and 645 
  Wallowa District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Most areas will see less than 0.10 inches.
  However, a few storms could bring rainfall amounts 0.1 to 0.3 
  inches.

* RELATIVE HUMIDITY...As low as 18 percent.

* IMPACTS...Lightning caused fires may occur. Gusty and erratic 
  winds are always possible with thunderstorms.

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.

&&

$$

ORZ640-020000-
/O.EXT.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
Central Mountains of Oregon-
333 AM PDT Thu Jul 1 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 10 PM PDT THIS EVENING
FOR ABUNDANT LIGHTNING FOR FIRE WEATHER WEATHER ZONE OR640...

* AFFECTED AREA...Fire Weather Zone 640 Central Mountains of 
  Oregon.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Most areas will see less than 0.10 inches.
  However, a few storms could bring rainfall amounts 0.1 to 0.3 
  inches.

* WINDS...West 10 to 20 mph with gusts up to 25 mph.


* RELATIVE HUMIDITY...As low as 17 percent.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ639-641-WAZ639-641-020000-
/O.CON.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
333 AM PDT Thu Jul 1 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
OR639, OR641, WA639, AND WA641...

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 10 to 20 mph with gusts up to 25 mph.

* RELATIVE HUMIDITY...As low as 18 percent.

* HAINES...As high as 5.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$
175 
WWUS86 KPDT 012127
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
227 PM PDT Thu Jul 1 2021

...CRITICAL FIRE WEATHER CONDITIONS THROUGH THIS EVENING...

.Very hot temperatures and dry conditions are expected through
this weekend. However, there will be some slight cooling today 
and Friday before a warm up over the weekend. The atmosphere has 
become more unstable and touched off thunderstorms on Wednesday. 
Additional isolated to scattered thunderstorms are possible this
afternoon and evening due to moisture from the southwest mainly 
over central and northeast Oregon. In addition, winds will 
increase through the Columbia River Gorge and portions of the 
Lower Columbia Basin.

ORZ639-641-WAZ639-641-020500-
/O.CON.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
227 PM PDT Thu Jul 1 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
OR639, OR641, WA639, AND WA641...

* AFFECTED AREA...Fire Weather Zones 639 East Slopes of the 
  Northern Oregon Cascades, 639 East Slopes of the Southern 
  Washington Cascades, 641 Lower Columbia Basin of Oregon and 
  641 Lower Columbia Basin of Washington.

* WINDS...West 15 to 25 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 18 percent.

* HAINES...As high as 5.

* IMPACTS...Rapid fire spread is likely under gusty winds. In 
  addition, the atmosphere will be unstable which could lead to 
  extreme fire behavior.

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.

&&

$$

ORZ640-642-644-645-020500-
/O.CON.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
Central Mountains of Oregon-
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
227 PM PDT Thu Jul 1 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS
EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER WEATHER ZONE
OR640, OR642, OR644, AND OR645...

* AFFECTED AREA...Fire Weather Zones 640 Central Mountains of 
  Oregon, 642 Southern Blue and Strawberry Mountains, 644 
  Central Blue Mountains and 645 Wallowa District.

* LIGHTNING ACTIVITY LEVEL...3.

* RAINFALL AMOUNTS...Most areas will see less than 0.10 inches.
  However, a few storms could bring rainfall amounts 0.1 to 0.3
  inches.

* RELATIVE HUMIDITY...As low as 18 percent.

* IMPACTS...Lightning caused fires may occur. Gusty and erratic
  winds are always possible with thunderstorms.

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.

&&

$$
880 
WWUS86 KPDT 020442
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
942 PM PDT Thu Jul 1 2021

ORZ639-641-WAZ639-641-020545-
/O.EXP.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
East Slopes of the Northern Oregon Cascades-
Lower Columbia Basin of Oregon-
East Slopes of the Southern Washington Cascades-
Lower Columbia Basin of Washington-
942 PM PDT Thu Jul 1 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639,
OR641, WA639, AND WA641...

Winds are decreasing and relative humidity is increasing such
that critical fire conditions are no longer expected. Therefore
the Red Flag Warning will expire at 10 PM PDT.

$$

ORZ640-642-644-645-020545-
/O.EXP.KPDT.FW.W.0004.000000T0000Z-210702T0500Z/
Central Mountains of Oregon-
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
942 PM PDT Thu Jul 1 2021

...RED FLAG WARNING WILL EXPIRE AT 10 PM PDT THIS EVENING FOR
THUNDERSTORMS WITH ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES 
OR640, OR642, OR644, AND OR645...

Thunderstorms have move off to the east and lightning is no
longer expected. Therefore the Red Flag Warning will expire at 10
PM PDT.

$$

The office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 1:10 PM PDTFire Weather WatchPDT38 hr

Nearby

Red Flag Warnings in Oregon, 2021Red Flag Warnings in Washington, 2021Every red flag warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.