Alert archive / Oregon / Red Flag Warnings in 2012

Red Flag Warning 10, NWS Medford, OR

August 11, 20125 counties in Oregon; Modoc County, California

NWS Medford, OR issued this red flag warning at Aug 11, 2012, 1:41 PM PDT for 5 counties in Oregon; Modoc County, California. It took effect at Aug 12, 2012, 2:00 PM PDT. It was in force for 6 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 11, 2012, 1:41 PM PDT (20:41 UTC)
In effect from
Aug 12, 2012, 2:00 PM PDT
Expired
Aug 12, 2012, 8:00 PM PDT
In force
6 hr
Issued by
NWS Medford, OR

Counties Modoc County, CA, Douglas County, OR, Harney County, OR, Jackson County, OR, Klamath County, OR, Lake County, OR

The radar

The Medford radar (KMAX), 134 km from the middle of the area, began a volume at 20:47 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Medford/Jackson, OR (KMFR), launched 12:00Z, 8.7 hours before the alert went out and 129 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, Medford/Jackson, OR at 12:00Z on 2012-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Medford/Jackson, OR at 12:00Z on 2012-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1440 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

636 
WWUS86 KMFR 112041
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
141 PM PDT SAT AUG 11 2012

CAZ285-ORZ624-625-120845-
/O.UPG.KMFR.FW.A.0007.120812T2100Z-120813T0300Z/
/O.NEW.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
/O.NEW.KMFR.FW.A.0008.120813T2100Z-120814T0300Z/
/O.CON.KMFR.FW.W.0009.120811T2100Z-120812T0300Z/
MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY-
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
141 PM PDT SAT AUG 11 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR HAINES INDEX FOR FIRE ZONES 285...624 AND 625...

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT
SUNDAY FOR HAINES INDEX FOR FIRE ZONES 285...624 AND 625...

...FIRE WEATHER WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH
MONDAY EVENING FOR HAINES INDEX FOR FIRE ZONES 285...624 AND
625...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM TO 8 PM PDT SUNDAY. THE
WARNING ON SUNDAY REPLACES THE FIRE WEATHER WATCH. A FIRE WEATHER
WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT
FROM MONDAY AFTERNOON THROUGH MONDAY EVENING.



* AFFECTED AREA: FIRE ZONES 285...624 AND 625

* HAINES...WILL BE AT LEAST 5 AND WILL REACH 6 AT TIMES THIS
  AFTERNOON AND EVENING. HAINES 6 IS LIKELY AGAIN SUNDAY
  AFTERNOON. THERE IS ALSO A CHANCE FOR HAINES 6 MONDAY AFTERNOON
  AND EVENING. 

* TEMPERATURES/HUMIDITY...HIGHS OF 90 TO 100 WITH MINIMUM 
  AFTERNOON HUMIDITIES OF 5 TO 10 PERCENT.

* IMPACTS...HOT DRY WEATHER COMBINED WITH HAINES 6 WILL PROMOTE
  EXPLOSIVE GROWTH OF EXISTING FIRES...ESPECIALLY THE MDF LAKE
  COMPLEX AND BARRY POINT FIRES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

ORZ623-120845-
/O.NEW.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
SOUTHERN OREGON CASCADES-
141 PM PDT SAT AUG 11 2012

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT SUNDAY FOR
HAINES INDEX FOR FIRE WEATHER ZONE 623...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM TO 8 PM PDT SUNDAY. 

* AFFECTED AREA: FIRE ZONE 623 

* HAINES...WILL BE AT LEAST 5 AND WILL REACH 6 AT TIMES SUNDAY
  AFTERNOON AND EVENING...ESPECIALLY OVER THE SOUTHERN PART OF THE
  DISTRICT.

* TEMPERATURES/HUMIDITY...HIGHS OF 85 TO 95 NORTH PART AND 90 TO
  100 WITH MINIMUM AFTERNOON HUMIDITIES OF 10 TO 15 PERCENT.


* IMPACTS...HOT DRY WEATHER COMBINED WITH HAINES 6 WILL PROMOTE
  EXPLOSIVE GROWTH OF NEW OR EXISTING FIRES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

&&

$$

PETRUCELLI 

VISIT US AT WWW.WEATHER.GOV/MEDFORD
4 follow-up statements
231 
WWUS86 KMFR 120328
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
828 PM PDT SAT AUG 11 2012

CAZ285-ORZ624-625-121400-
/O.EXP.KMFR.FW.W.0009.000000T0000Z-120812T0300Z/
/O.CON.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
/O.CON.KMFR.FW.A.0008.120813T2100Z-120814T0300Z/
MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY-
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
828 PM PDT SAT AUG 11 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 8 PM PDT
SUNDAY FOR HAINES INDEX FOR FIRE ZONES 285...624 AND 625...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR HAINES INDEX FOR FIRE ZONES 285...
624 AND 625...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM TO 8 PM PDT SUNDAY. THE
WARNING ON SUNDAY REPLACES THE FIRE WEATHER WATCH. A FIRE WEATHER
WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT
FROM MONDAY AFTERNOON THROUGH MONDAY EVENING.

* AFFECTED AREA: FIRE ZONES 285...624 AND 625

* HAINES...HAINES OF 6 IS LIKELY AGAIN SUNDAY AFTERNOON. THERE IS
  ALSO A CHANCE FOR HAINES 6 MONDAY AFTERNOON AND EVENING.

* TEMPERATURES/HUMIDITY...HIGHS OF 90 TO 100 WITH MINIMUM 
  AFTERNOON HUMIDITIES OF 5 TO 10 PERCENT.

* IMPACTS...HOT DRY WEATHER COMBINED WITH HAINES 6 WILL PROMOTE
  EXPLOSIVE GROWTH OF EXISTING FIRES...ESPECIALLY THE LAKE
  COMPLEX AND BARRY POINT FIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

ORZ623-121400-
/O.CON.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
SOUTHERN OREGON CASCADES-
828 PM PDT SAT AUG 11 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 8 PM PDT
SUNDAY FOR HAINES INDEX FOR FIRE WEATHER ZONE 623...

* AFFECTED AREA: FIRE ZONE 623

* HAINES...WILL BE AT LEAST 5 AND WILL REACH 6 AT TIMES SUNDAY 
  AFTERNOON AND EVENING...ESPECIALLY OVER THE SOUTHERN PART OF 
  THE DISTRICT. 

* TEMPERATURES/HUMIDITY...HIGHS OF 85 TO 95 NORTH PART AND 90 
  TO 100 WITH MINIMUM AFTERNOON HUMIDITIES OF 10 TO 15 PERCENT. 

* IMPACTS...HOT DRY WEATHER COMBINED WITH HAINES 6 WILL PROMOTE 
  EXPLOSIVE GROWTH OF NEW OR EXISTING FIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

&&

$$
PETRUCELLI/DW

VISIT US AT WWW.WEATHER.GOV/MEDFORD
918 
WWUS86 KMFR 121115
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
415 AM PDT SUN AUG 12 2012

CAZ285-121215-
/O.CAN.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
/O.CAN.KMFR.FW.A.0008.120813T2100Z-120814T0300Z/
MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY-
415 AM PDT SUN AUG 12 2012

...RED FLAG WARNING IS CANCELLED FOR HAINES INDEX FOR FIRE ZONE
285...
...FIRE WEATHER WATCH IS CANCELLED FOR HAINES INDEX FOR FIRE ZONE
285...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE RED
FLAG WARNING. THE FIRE WEATHER WATCH HAS BEEN CANCELLED. 

IT WILL REMAIN HOT AND DRY OVER THE REGION FOR THE NEXT SEVERAL
DAYS. HOWEVER...RED FLAG CRITERIA ARE NOT EXPECTED TO BE
MET...THUS THE RED FLAG WARNING FOR SUNDAY AND THE FIRE WEATHER
WATCH FOR MONDAY HAVE BEEN CANCELED.

$$

ORZ623-121215-
/O.CAN.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
SOUTHERN OREGON CASCADES-
415 AM PDT SUN AUG 12 2012

...RED FLAG WARNING IS CANCELLED FOR HAINES INDEX FOR FIRE ZONE
623...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE RED
FLAG WARNING. 

IT WILL REMAIN HOT AND DRY OVER THE REGION FOR THE NEXT SEVERAL
DAYS. HOWEVER...RED FLAG CRITERIA ARE NOT EXPECTED TO BE
MET...THUS THE RED FLAG WARNING FOR SUNDAY HAS BEEN CANCELED.

$$

ORZ624-625-122300-
/O.CON.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
/O.CON.KMFR.FW.A.0008.120813T2100Z-120814T0300Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
415 AM PDT SUN AUG 12 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 PM PDT THIS EVENING FOR HAINES INDEX FOR FIRE ZONES 624 AND
625...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR HAINES INDEX FOR FIRE ZONES 624 AND
625...

* AFFECTED AREA: FIRE ZONES 624 AND 625 

* HAINES...HAINES OF 6 IS EXPECTED AGAIN THIS AFTERNOON. THERE
  IS ALSO A CHANCE FOR HAINES 6 MONDAY AFTERNOON AND EVENING.

* TEMPERATURES/HUMIDITY...HIGHS OF 90 TO 100 WITH MINIMUM 
  AFTERNOON HUMIDITIES OF 5 TO 10 PERCENT.

* IMPACTS...HOT DRY WEATHER COMBINED WITH HAINES 6 WILL PROMOTE 
  EXPLOSIVE GROWTH OF EXISTING FIRES...ESPECIALLY THE LAKE 
  COMPLEX AND BARRY POINT FIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$


VISIT US AT WWW.WEATHER.GOV/MEDFORD
130 
WWUS86 KMFR 122014
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
114 PM PDT SUN AUG 12 2012

ORZ624-625-130400-
/O.CON.KMFR.FW.W.0010.120812T2100Z-120813T0300Z/
/O.CON.KMFR.FW.A.0008.120813T2100Z-120814T0300Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
114 PM PDT SUN AUG 12 2012


...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 PM PDT THIS EVENING FOR HAINES INDEX FOR FIRE ZONES 624 AND
625...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING FOR HAINES INDEX FOR FIRE ZONES 624 AND
625...


* AFFECTED AREA: FIRE ZONES 624 AND 625

* HAINES...HAINES OF 6 IS EXPECTED AGAIN THIS AFTERNOON. THERE 
  IS ALSO A CHANCE FOR HAINES 6 MONDAY AFTERNOON AND EVENING.

* TEMPERATURES/HUMIDITY...HIGHS OF 90 TO 100 WITH MINIMUM 
  AFTERNOON HUMIDITIES OF 5 TO 10 PERCENT.

* IMPACTS...HOT DRY WEATHER COMBINED WITH HAINES 6 WILL PROMOTE 
  EXPLOSIVE GROWTH OF EXISTING FIRES...ESPECIALLY THE LAKE 
  COMPLEX AND BARRY POINT FIRES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$


VISIT US AT WWW.WEATHER.GOV/MEDFORD
250 
WWUS86 KMFR 130322
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
822 PM PDT SUN AUG 12 2012

ORZ624-625-130430-
/O.CAN.KMFR.FW.A.0008.120813T2100Z-120814T0300Z/
/O.EXP.KMFR.FW.W.0010.000000T0000Z-120813T0300Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
822 PM PDT SUN AUG 12 2012

...RED FLAG WARNING HAS EXPIRED FOR HAINES INDEX FOR FIRE ZONES
624 AND 625...
...FIRE WEATHER WATCH IS CANCELLED FOR HAINES INDEX FOR FIRE ZONES
624 AND 625...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE FIRE
WEATHER WATCH THAT HAD BEEN ISSUED FOR MONDAY AFTERNOON AND EVENING.
THE RED FLAG WARNING IS NO LONGER IN EFFECT. 

WITH AN INCREASE IN MOISTURE ALOFT...A HAINES INDEX OF 5 IS
FORECAST FOR MONDAY AFTERNOON AND EVENING.

$$
DW

VISIT US AT WWW.WEATHER.GOV/MEDFORD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 11, 1:41 PM PDTFire Weather WatchMFRHarney, Klamath, Lake31 hr

Nearby

Red Flag Warnings in Oregon, 2012Red Flag Warnings in California, 2012Every red flag warning in 2012

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; radar from the NEXRAD Level II archive.