Alert archive / Oregon / Red Flag Warnings in 2021

Red Flag Warning 3, NWS Pendleton, OR

June 22, 2021

NWS Pendleton, OR issued this red flag warning at Jun 22, 2021, 3:42 AM PDT. It took effect at Jun 22, 2021, 12:00 PM 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 22, 2021, 3:42 AM PDT (10:42 UTC)
In effect from
Jun 22, 2021, 12:00 PM PDT
Expired
Jun 23, 2021, 11:00 PM PDT
In force
35 hr
Issued by
NWS Pendleton, OR

The text

As transmitted.

866 
WWUS86 KPDT 221042
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
342 AM PDT Tue Jun 22 2021

...SCATTERED THUNDERSTORMS TODAY...

Low pressure system off the coast with unstable southerly flow
over the region. Scattered thunderstorms are expected over central
and northeast Oregon.

ORZ642-644-645-222200-
/O.UPG.KPDT.FW.A.0002.210622T2100Z-210623T0600Z/
/O.NEW.KPDT.FW.W.0003.210622T2000Z-210623T0600Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
342 AM PDT Tue Jun 22 2021

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM
PDT THIS 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 1 PM this
afternoon to 11 PM PDT this evening. The Fire Weather Watch is no
longer in effect.

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

* IMPACTS...Numerous lightning starts will be possible owing to
  the potential for scattered storms after a period of hot and dry
  conditions. Very hot temperatures and low RH conditions will
  follow this weekend into early next week. 

* THUNDERSTORMS...LAL of 3, storms capable of LAL 4 possible.

* OUTFLOW WINDS...Gusts of 25 to 45 mph possible with stronger
  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.

&&

$$

ORZ611-640-222200-
/O.UPG.KPDT.FW.A.0002.210622T2100Z-210623T0600Z/
/O.NEW.KPDT.FW.W.0003.210622T1900Z-210623T0600Z/
Deschutes National Forest - minus Sisters Ranger District-
Central Mountains of Oregon-
342 AM PDT Tue Jun 22 2021

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 11 PM PDT THIS
EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR611 AND
OR640...

The National Weather Service in Pendleton has issued a Red Flag
Warning for abundant lightning, which is in effect from noon
today to 11 PM PDT this evening. The Fire Weather Watch is no
longer in effect.

* AFFECTED AREA...Fire Weather Zones 611 Deschutes National Forest 
  -minus Sisters Ranger District and 640 Central Mountains of 
  Oregon.

* IMPACTS...Numerous lightning starts will be possible owing to
  the potential for scattered storms after a period of hot and 
  dry conditions. Very hot temperatures and low RH conditions will
  follow this weekend into early next week. 

* THUNDERSTORMS...LAL of 3, storms capable of LAL 4 possible.

* OUTFLOW WINDS...Gusts of 25 to 45 mph possible with stronger
  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.

&&

$$
4 follow-up statements
673 
WWUS86 KPDT 222051
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
151 PM PDT Tue Jun 22 2021

...SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING AND AGAIN 
ON WEDNESDAY...

Low pressure system off the coast with unstable southerly flow
over the region. Scattered thunderstorms are expected over
central and northeast Oregon during the afternoon and evening
hours with little if any thunderstorm activity overnight.

ORZ642-644-645-231200-
/O.EXT.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
151 PM PDT Tue Jun 22 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 11 PM PDT WEDNESDAY 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.

* IMPACTS...Numerous lightning starts will be possible owing to
  the potential for scattered storms after a period of hot and dry
  conditions. Additionally, gusty winds and low relative humidity
  values will prevail through Wednesday. Extremely hot 
  temperatures and low RH conditions will follow this weekend into
  early next week.

* THUNDERSTORMS...LAL of 3, storms capable of LAL 4 possible.

* OUTFLOW WINDS...Gusts of 25 to 30 mph with gusts possible to 45
  mph with stronger 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.

&&

$$

ORZ611-640-231200-
/O.EXT.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Deschutes National Forest - minus Sisters Ranger District-
Central Mountains of Oregon-
151 PM PDT Tue Jun 22 2021

...RED FLAG WARNING NOW IN EFFECT UNTIL 11 PM PDT WEDNESDAY FOR
ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR611 AND OR640...

* AFFECTED AREA...Fire Weather Zones 611 Deschutes National 
  Forest  -minus Sisters Ranger District and 640 Central 
  Mountains of Oregon.

* IMPACTS...Numerous lightning starts will be possible owing to
  the potential for scattered storms after a period of hot and dry
  conditions. Additionally, gusty winds and low relative humidity
  values will prevail through Wednesday. Extremely hot 
  temperatures and low RH conditions will follow this weekend into
  early next week.

* THUNDERSTORMS...LAL of 3, storms capable of LAL 4 possible.

* OUTFLOW WINDS...Gusts of 25 to 30 mph possible with gusts to 45
  mph in stronger 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.

&&

$$
526 
WWUS86 KPDT 231049
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
349 AM PDT Wed Jun 23 2021

...SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING...

.A low pressure system will remain off the coast with unstable 
southerly flow over the region. Scattered thunderstorms are 
expected over central and northeast Oregon during the afternoon 
and evening hours...ending after midnight.

ORZ642-644-645-240000-
/O.CON.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
349 AM PDT Wed Jun 23 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 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.

* IMPACTS...Numerous lightning starts will be possible owing to
  the potential for scattered storms after a period of hot and dry
  conditions. Additionally, locally breezy winds and low relative
  humidity values will continue. Hot temperatures and low RH 
  conditions will follow this weekend into early next week.

* THUNDERSTORMS...LAL of 3 to 4.

* OUTFLOW WINDS...Gusts of 25 to 30 mph with gusts possible to 
  45 mph with stronger 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.

&&

$$

ORZ611-640-240000-
/O.CON.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Deschutes National Forest - minus Sisters Ranger District-
Central Mountains of Oregon-
349 AM PDT Wed Jun 23 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR611 AND
OR640...

* AFFECTED AREA...Fire Weather Zones 611 Deschutes National 
  Forest  -minus Sisters Ranger District and 640 Central 
  Mountains of Oregon.

* IMPACTS...Numerous lightning starts will be possible owing to
  the potential for scattered storms after a period of hot and dry
  conditions. Additionally, locally breezy winds and low relative
  humidity values will continue. Extremely hot temperatures and 
  low RH conditions will follow this weekend into early next week.

* THUNDERSTORMS...LAL of 3, storms capable of LAL 4 possible.

* OUTFLOW WINDS...Gusts of 25 to 30 mph possible with gusts to 
  45 mph in stronger 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.

&&

$$
122 
WWUS86 KPDT 232104
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
204 PM PDT Wed Jun 23 2021

...ISOLATED TO SCATTERED THUNDERSTORMS THIS AFTERNOON AND 
EVENING...

.A low pressure system will remain off the coast with unstable
southerly flow over the region. Isolated to scattered  
thunderstorms are expected over central and northeast Oregon 
during the afternoon and evening hours...ending by midnight.
ORZ642-644-645-240600-
/O.CON.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
204 PM PDT Wed Jun 23 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 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.

* IMPACTS...Lightning starts will be possible owing to the
  potential for isolated to scattered storms after a period of 
  hot and dry conditions. Additionally, locally breezy winds and 
  low relative humidity values will continue. Hot temperatures and
  low RH conditions will follow this weekend into early next 
  week.

* THUNDERSTORMS...LAL of 3 to 4.

* OUTFLOW WINDS...Gusts of 25 to 30 mph with gusts possible to 
  45 mph with stronger 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.

&&

$$

ORZ611-640-240600-
/O.CON.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Deschutes National Forest - minus Sisters Ranger District-
Central Mountains of Oregon-
204 PM PDT Wed Jun 23 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR611 AND
OR640...

* AFFECTED AREA...Fire Weather Zones 611 Deschutes National 
  Forest  -minus Sisters Ranger District and 640 Central 
  Mountains of Oregon.

* IMPACTS...Lightning starts will be possible owing to the
  potential for isolated to scattered storms after a period of 
  hot and dry conditions. Additionally, locally breezy winds and 
  low relative humidity values will continue. Extremely hot 
  temperatures and low RH conditions will follow this weekend into
  early next week.

* THUNDERSTORMS...LAL of 3, storms capable of LAL 4 possible.

* OUTFLOW WINDS...Gusts of 25 to 30 mph possible with gusts to 
  45 mph in stronger 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.

&&

$$
518 
WWUS86 KPDT 240540
RFWPDT

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
1040 PM PDT Wed Jun 23 2021


ORZ642-644-645-240645-
/O.EXP.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Southern Blue and Strawberry Mountains-Central Blue Mountains-
Wallowa District-
1040 PM PDT Wed Jun 23 2021

...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR642,
OR644, AND OR645...

Thunderstorms had decreased across the region and the threat for
red flag conditions had decreased. Thus the red flag warning will
be allowed to expire. 

$$

ORZ611-640-240645-
/O.EXP.KPDT.FW.W.0003.000000T0000Z-210624T0600Z/
Deschutes National Forest - minus Sisters Ranger District-
Central Mountains of Oregon-
1040 PM PDT Wed Jun 23 2021

...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR611 AND
OR640...

Thunderstorms had decreased across the region and the threat for
red flag conditions had decreased. Thus the red flag warning will
be allowed to expire. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 2:32 PM PDTExcessive Heat WatchPDTCrook, Deschutes, Gilliam, Grant, Jefferson, Morrow and 6 more42 hr

Nearby

Red Flag Warnings in Oregon, 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.