Alert archive / Oregon / Red Flag Warnings in 2012

Red Flag Warning 3, NWS Medford, OR

July 16, 2012Harney County, Klamath County, Lake County, Oregon

NWS Medford, OR issued this red flag warning at Jul 16, 2012, 11:57 AM PDT for Harney County, Klamath County, Lake County, Oregon. It took effect at Jul 17, 2012, 2:00 PM PDT. It was in force for 8 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
Jul 16, 2012, 11:57 AM PDT (18:57 UTC)
In effect from
Jul 17, 2012, 2:00 PM PDT
Expired
Jul 17, 2012, 9:39 PM PDT
In force
8 hr
Issued by
NWS Medford, OR

Counties Harney County, OR, Klamath County, OR, Lake County, OR

The radar

The Medford radar (KMAX), 213 km from the middle of the area, began a volume at 19:03 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, 7.0 hours before the alert went out and 209 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 2012-07-16Temperature 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 2012-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 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
890 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
29 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.

684 
WWUS86 KMFR 161857
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
1157 AM PDT MON JUL 16 2012

.A LOW PRESSURE SYSTEM ALONG THE OREGON COAST WILL BRING SCATTERED
THUNDERSTORMS TO NORTHERN ZONES 624/625 TUESDAY AFTERNOON AND
EVENING.

CAZ280>282-284-ORZ616-617-620>623-162000-
/O.CAN.KMFR.FW.A.0002.120717T1800Z-120718T0600Z/
WESTERN KLAMATH NATIONAL FOREST-
CENTRAL SISKIYOU COUNTY INCLUDING SHASTA VALLEY-SHASTA-
TRINITY NATIONAL FOREST IN SISKIYOU COUNTY-
SISKIYOU COUNTY FROM THE CASCADE MOUNTAINS EAST AND SOUTH TO MT
SHASTA-UMPQUA BASIN-UMPQUA NATIONAL FOREST-
WESTERN ROGUE BASIN INCLUDING THE ILLINOIS VALLEY-
SISKIYOU MOUNTAINS-EASTERN ROGUE VALLEY-SOUTHERN OREGON CASCADES-
1157 AM PDT MON JUL 16 2012

...FIRE WEATHER WATCH IS CANCELLED FOR LIGHTNING WITH
   INSUFFICIENT MOISTURE FOR FIRE ZONES 280...281...282...284...
   616...617...620...621...622 AND 623...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE FIRE
WEATHER WATCH. 

* AFFECTED AREA: FIRE ZONES 281...622...282...284...621...623...
  616...617...280 AND 620 

$$

ORZ624-625-170700-
/O.UPG.KMFR.FW.A.0002.120717T1800Z-120718T0600Z/
/O.NEW.KMFR.FW.W.0003.120717T2100Z-120718T0600Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
1157 AM PDT MON JUL 16 2012

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY FOR
   LIGHTNING WITH INSUFFICIENT MOISTURE FOR FIRE ZONES 624 AND
   625...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA: FIRE ZONES 624 AND 625 

* THUNDERSTORMS...SCATTERED THUNDERSTORMS WILL DEVELOP TUESDAY 
  AFTERNOON AND EVENING.

* IMPACTS...PRECIPITATION WILL OCCUR WITH THESE STORMS...BUT
  LIGHTNING STRIKES OUTSIDE OF THE CORE OF THE STORM MAY CAUSE
  NUMEROUS STARTS.

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.

&&

$$

VISIT US AT WWW.WEATHER.GOV/MEDFORD
5 follow-up statements
156 
WWUS86 KMFR 161901 CCA
RFWMFR

URGENT - FIRE WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE MEDFORD OR
1200 PM PDT MON JUL 16 2012

.A LOW PRESSURE SYSTEM ALONG THE OREGON COAST WILL BRING SCATTERED
THUNDERSTORMS TO NORTHERN ZONES 624/625 TUESDAY AFTERNOON AND
EVENING.

CAZ280>282-284-ORZ616-617-620>623-162000-
/O.CAN.KMFR.FW.A.0002.120717T1800Z-120718T0600Z/
WESTERN KLAMATH NATIONAL FOREST-
CENTRAL SISKIYOU COUNTY INCLUDING SHASTA VALLEY-SHASTA-
TRINITY NATIONAL FOREST IN SISKIYOU COUNTY-
SISKIYOU COUNTY FROM THE CASCADE MOUNTAINS EAST AND SOUTH TO MT
SHASTA-UMPQUA BASIN-UMPQUA NATIONAL FOREST-
WESTERN ROGUE BASIN INCLUDING THE ILLINOIS VALLEY-
SISKIYOU MOUNTAINS-EASTERN ROGUE VALLEY-SOUTHERN OREGON CASCADES-
1200 PM PDT MON JUL 16 2012

...FIRE WEATHER WATCH IS CANCELLED FOR LIGHTNING WITH
   INSUFFICIENT MOISTURE FOR FIRE ZONES 280...281...282...284...
   616...617...620...621...622 AND 623...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE FIRE
WEATHER WATCH. 

* AFFECTED AREA: FIRE ZONES 281...622...282...284...621...623...
  616...617...280 AND 620 

$$

ORZ624-625-170715-
/O.UPG.KMFR.FW.A.0002.120717T1800Z-120718T0600Z/
/O.COR.KMFR.FW.W.0003.120717T2100Z-120718T0600Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
1200 PM PDT MON JUL 16 2012

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY FOR
   LIGHTNING WITH INSUFFICIENT MOISTURE FOR THE NORTHERN PORTIONS 
   OF FIRE ZONES 624 AND 625...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM TO 11 PM PDT TUESDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* AFFECTED AREA: NORTHERN PORTIONS OF FIRE ZONES 624 AND 625

* THUNDERSTORMS...SCATTERED THUNDERSTORMS WILL DEVELOP TUESDAY 
  AFTERNOON AND EVENING.

* IMPACTS...PRECIPITATION WILL OCCUR WITH THESE STORMS...BUT
  LIGHTNING STRIKES OUTSIDE OF THE CORE OF THE STORM MAY CAUSE
  NUMEROUS STARTS.

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.

&&

$$

VISIT US AT WWW.WEATHER.GOV/MEDFORD
124 
WWUS86 KMFR 162130
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
230 PM PDT MON JUL 16 2012

ORZ624-625-171300-
/O.CON.KMFR.FW.W.0003.120717T2100Z-120718T0600Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
230 PM PDT MON JUL 16 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 11 PM PDT
   TUESDAY FOR LIGHTNING WITH INSUFFICIENT MOISTURE FOR THE
   NORTHERN PORTIONS OF FIRE ZONES 624 AND 625...

* AFFECTED AREA: NORTHERN PORTIONS OF FIRE ZONES 624 AND 625

* THUNDERSTORMS...SCATTERED THUNDERSTORMS WILL DEVELOP TUESDAY 
  AFTERNOON AND EVENING.

* IMPACTS...PRECIPITATION WILL OCCUR WITH THESE STORMS...BUT 
  LIGHTNING STRIKES OUTSIDE OF THE CORE OF THE STORM MAY CAUSE 
  NUMEROUS STARTS.

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.

&&

$$

VISIT US AT WWW.WEATHER.GOV/MEDFORD

STOCKTON
047 
WWUS86 KMFR 171252
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
552 AM PDT TUE JUL 17 2012

ORZ624-625-180000-
/O.CON.KMFR.FW.W.0003.120717T2100Z-120718T0600Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
552 AM PDT TUE JUL 17 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
11 PM PDT THIS EVENING FOR LIGHTNING WITH INSUFFICIENT MOISTURE
FOR THE NORTHERN PORTIONS OF FIRE ZONES 624 AND 625...

* AFFECTED AREA: NORTHERN PORTIONS OF FIRE ZONES 624 AND 625.

* THUNDERSTORMS...SCATTERED THUNDERSTORMS WILL DEVELOP THIS
  AFTERNOON AND EVENING WITH GUSTY WINDS.

* IMPACTS...PRECIPITATION WILL OCCUR WITH THESE STORMS...BUT 
  LIGHTNING STRIKES OUTSIDE OF THE CORE OF THE STORM MAY CAUSE 
  NUMEROUS STARTS.

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.

&&

$$
DW

VISIT US AT WWW.WEATHER.GOV/MEDFORD
825 
WWUS86 KMFR 172250
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
350 PM PDT TUE JUL 17 2012

ORZ624-625-180600-
/O.CON.KMFR.FW.W.0003.000000T0000Z-120718T0600Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
350 PM PDT TUE JUL 17 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR LIGHTNING WITH INSUFFICIENT MOISTURE FOR THE NORTHERN
PORTIONS OF FIRE ZONES 624 AND 625...

* AFFECTED AREA: NORTHERN PORTIONS OF FIRE ZONES 624 AND 625.

* THUNDERSTORMS...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP
  THIS AFTERNOON AND PERSIST INTO THIS EVENING. SOME STORMS MAY
  CONTAIN GUSTY OUTFLOW WINDS.

* IMPACTS...PRECIPITATION WILL OCCUR WITH THESE STORMS...BUT
  LIGHTNING STRIKES OUTSIDE THE CORES OF THE STORMS MAY CAUSE
  NUMEROUS STARTS.

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.

&&

$$

SPILDE

VISIT US AT WWW.WEATHER.GOV/MEDFORD
211 
WWUS86 KMFR 180439
RFWMFR

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
939 PM PDT TUE JUL 17 2012

ORZ624-625-180545-
/O.CAN.KMFR.FW.W.0003.000000T0000Z-120718T0600Z/
KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
939 PM PDT TUE JUL 17 2012

...RED FLAG WARNING IS CANCELLED FOR LIGHTNING WITH INSUFFICIENT
MOISTURE FOR FIRE ZONES 624 AND 625...

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

* AFFECTED AREA: FIRE ZONES 624 AND 625 

THE BANDS OF THUNDERSTORMS THAT AFFECTED MUCH OF THE REGION HAVE
WEAKENED AND MOVED NORTH OUT OF THE AREA. AS A COLD POOL OF AIR
ALOFT MOVES INTO REGION OVERNIGHT...ISOLATED THUNDERSTORMS WILL
STILL BE POSSIBLE.

$$
SVEN

VISIT US AT WWW.WEATHER.GOV/MEDFORD

Nearby

Red Flag Warnings in Oregon, 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.