Alert archive / Oregon / Red Flag Warnings in 2012
Red Flag Warning 14, NWS Medford, OR
NWS Medford, OR issued this red flag warning at Aug 27, 2012, 2:12 PM PDT for Harney County, Klamath County, Lake County, Oregon; Modoc County, California. It took effect at Aug 28, 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 27, 2012, 2:12 PM PDT (21:12 UTC)
- In effect from
- Aug 28, 2012, 2:00 PM PDT
- Expired
- Aug 28, 2012, 7:55 PM PDT
- In force
- 6 hr
- Issued by
- NWS Medford, OR
Counties Modoc County, CA, Harney County, OR, Klamath County, OR, Lake County, OR
The radar
The Medford radar (KMAX), 194 km from the middle of the area, began a volume at 21:16 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, 9.2 hours before the alert went out and 195 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 237 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
415 WWUS86 KMFR 272112 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 212 PM PDT MON AUG 27 2012 ...ANOTHER ROUND OF VERY GUSTY SOUTHWEST WINDS AND LOW HUMIDITIES IS EXPECTED TO AFFECT FIRE WEATHER ZONES 285...625...AND 624 TUESDAY AFTERNOON AND EVENING... CAZ284-272215- /O.CAN.KMFR.FW.A.0013.120828T2200Z-120829T0300Z/ SISKIYOU COUNTY FROM THE CASCADE MOUNTAINS EAST AND SOUTH TO MT SHASTA- 212 PM PDT MON AUG 27 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 284... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE FIRE WEATHER WATCH. GUSTY WINDS AND LOW HUMIDITIES WILL IMPACT FIRE ZONE 284 TUESDAY AFTERNOON AND EVENING...BUT RED FLAG CRITERIA IS NOT EXPECTED TO BE REACHED. $$ ORZ625-280915- /O.UPG.KMFR.FW.A.0013.120828T2200Z-120829T0300Z/ /O.NEW.KMFR.FW.W.0014.120828T2100Z-120829T0300Z/ SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 212 PM PDT MON AUG 27 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 625... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONE 625...ALONG AND NEAR THE RIDGES. * WIND...SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS OF 25 TO 35 MPH ARE EXPECTED ON TUESDAY AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITY WILL BE 5 TO 10 PERCENT TUESDAY AFTERNOON AND EVENING. * IMPACTS...GUSTY WINDS AND LOW RELATIVE HUMIDITY CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ ORZ624-280915- /O.UPG.KMFR.FW.A.0013.120828T2200Z-120829T0300Z/ /O.NEW.KMFR.FW.W.0014.120828T2100Z-120829T0300Z/ KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- 212 PM PDT MON AUG 27 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 624... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONE 624 * WIND...SOUTHWEST WINDS WILL BE 10 TO 15 MPH WITH GUSTS TO 25 TO 30 MPH TUESDAY AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITY WILL BE AROUND 10 TO 15 PERCENT TUESDAY AFTERNOON AND EVENING. * IMPACTS...GUSTY WINDS AND LOW RELATIVE HUMIDITY CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. 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. && $$ CAZ285-280915- /O.UPG.KMFR.FW.A.0013.120828T2200Z-120829T0300Z/ /O.NEW.KMFR.FW.W.0014.120828T2100Z-120829T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- 212 PM PDT MON AUG 27 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 285... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONE 285 * WIND...SOUTHWEST WINDS WILL BE 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH TUESDAY AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITY WILL BE 5 TO 15 PERCENT TUESDAY AFTERNOON AND EVENING. * IMPACTS...GUSTY WINDS AND LOW RELATIVE HUMIDITY CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ SK VISIT US AT WWW.WEATHER.GOV/MEDFORD
3 follow-up statements
824 WWUS86 KMFR 280911 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 211 AM PDT TUE AUG 28 2012 ...VERY GUSTY SOUTHWEST WINDS AND LOW HUMIDITIES ACROSS FIRE WEATHER ZONES 624...625...AND 285 THIS AFTERNOON AND EVENING... MODERATE TO STRONG SOUTHWEST WINDS WILL MIX DOWN FROM ALOFT THIS AFTERNOON AND EVENING AS THE LOW PRESSURE SYSTEM THAT HAS BEEN LINGERING ALONG THE COAST BEGINS TO MOVE INLAND. THESE MODERATE TO STRONG GUSTY WINDS WILL COMBINE WITH LOW TO VERY LOW RELATIVE HUMIDITIES TO CREATE A HIGH POTENTIAL FOR ANY FIRES TO BE WIND DRIVEN DURING THIS TIME PERIOD. ORZ625-282115- /O.CON.KMFR.FW.W.0014.120828T2100Z-120829T0300Z/ SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 211 AM PDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM PDT THIS EVENING FOR THE COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 625... * AFFECTED AREA: FIRE ZONE 625...PRIMARILY ALONG AND NEAR THE RIDGES. * WIND...SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS OF 25 TO 35 MPH ARE EXPECTED THIS AFTERNOON AND EVENING. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES WILL BE 5 TO 10 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. 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. && $$ ORZ624-282115- /O.CON.KMFR.FW.W.0014.120828T2100Z-120829T0300Z/ KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- 211 AM PDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM PDT THIS EVENING FOR THE COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 624... * AFFECTED AREA: FIRE ZONE 624. * WIND...SOUTHWEST WINDS WILL BE 10 TO 15 MPH WITH GUSTS TO 25 TO 30 MPH THIS AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITIES WILL BE AROUND 10 TO 15 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES WILL CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ CAZ285-282115- /O.CON.KMFR.FW.W.0014.120828T2100Z-120829T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- 211 AM PDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 285... * AFFECTED AREA: FIRE ZONE 285. * WIND...SOUTHWEST WINDS WILL BE 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH THIS AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITIES WILL BE 5 TO 15 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES WILL CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. 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. && $$ BTL/SK VISIT US AT WWW.WEATHER.GOV/MEDFORD
103 WWUS86 KMFR 282112 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 212 PM PDT TUE AUG 28 2012 MODERATE TO STRONG SOUTHWEST WINDS WILL MIX DOWN FROM ALOFT THIS AFTERNOON AND EVENING AS THE LOW PRESSURE SYSTEM THAT HAS BEEN LINGERING ALONG THE COAST BEGINS TO MOVE INLAND. THESE MODERATE TO STRONG GUSTY WINDS WILL COMBINE WITH LOW TO VERY LOW RELATIVE HUMIDITIES TO CREATE A HIGH POTENTIAL FOR ANY FIRES TO BE WIND DRIVEN DURING THIS TIME PERIOD. ORZ625-290300- /O.CON.KMFR.FW.W.0014.000000T0000Z-120829T0300Z/ SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 212 PM PDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR THE COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 625... * AFFECTED AREA: FIRE ZONE 625...PRIMARILY ALONG AND NEAR THE RIDGES. * WIND...SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS OF 25 TO 35 MPH ARE EXPECTED THIS AFTERNOON AND EVENING. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES WILL BE 5 TO 10 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ ORZ624-290300- /O.CON.KMFR.FW.W.0014.000000T0000Z-120829T0300Z/ KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- 212 PM PDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR THE COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 624... * AFFECTED AREA: FIRE ZONE 624. * WIND...SOUTHWEST WINDS WILL BE 10 TO 15 MPH WITH GUSTS TO 25 TO30 MPH THIS AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITIES WILL BE AROUND 10 TO 15 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES WILL CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. 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. && $$ CAZ285-290300- /O.CON.KMFR.FW.W.0014.000000T0000Z-120829T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- 212 PM PDT TUE AUG 28 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 285... * AFFECTED AREA: FIRE ZONE 285. * WIND...SOUTHWEST WINDS WILL BE 10 TO 20 MPH WITH GUSTS 20 TO 30 MPH THIS AFTERNOON AND EVENING. * HUMIDITY...MINIMUM HUMIDITIES WILL BE 5 TO 15 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES WILL CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ VISIT US AT WWW.WEATHER.GOV/MEDFORD
660 WWUS86 KMFR 290255 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 755 PM PDT TUE AUG 28 2012 CAZ285-ORZ624-625-290400- /O.CAN.KMFR.FW.W.0014.000000T0000Z-120829T0300Z/ 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- 755 PM PDT TUE AUG 28 2012 ...RED FLAG WARNING IS CANCELLED FOR FOR FIRE ZONES 285...624 AND 625... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE RED FLAG WARNING. WINDS WILL CONTINUE TO DECREASE AND HUMIDITIES WILL RISE THROUGH THE EVENING...THUS THE RED FLAG WILL BE ALLOWED TO EXPIRE. $$ WRIGHT VISIT US AT WWW.WEATHER.GOV/MEDFORD
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 1:56 PM PDT | Frost Advisory | MFR | Klamath, Lake | 18 hr |
| Aug 27, 1:56 PM PDT | Freeze Watch | MFR | Klamath, Lake | 12 hr |
| Aug 27, 1:56 PM PDT | Freeze Warning | MFR | Klamath, Lake | 18 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.