Alert archive / Oregon / Red Flag Warnings in 2012
Red Flag Warning 16, NWS Medford, OR
NWS Medford, OR issued this red flag warning at Sep 8, 2012, 2:30 PM PDT for Harney County, Klamath County, Lake County, Oregon; Modoc County, California. It took effect at Sep 9, 2012, 12:00 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
- Sep 8, 2012, 2:30 PM PDT (21:30 UTC)
- In effect from
- Sep 9, 2012, 12:00 PM PDT
- Expired
- Sep 9, 2012, 8:00 PM PDT
- In force
- 8 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 21:27 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, 9.5 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
- 2529 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
170 WWUS86 KMFR 082130 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 230 PM PDT SAT SEP 8 2012 CAZ285-090930- /O.UPG.KMFR.FW.A.0015.120909T1900Z-120910T0300Z/ /O.NEW.KMFR.FW.W.0016.120909T1900Z-120910T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- 230 PM PDT SAT SEP 8 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM PDT SUNDAY 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 NOON TO 8 PM PDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONE 285 * WIND...SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS T0 25 TO 30 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 8 TO 15 PERCENT SUNDAY 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. && $$ ORZ624-090930- /O.UPG.KMFR.FW.A.0015.120909T1900Z-120910T0300Z/ /O.NEW.KMFR.FW.W.0016.120909T1900Z-120910T0300Z/ KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- 230 PM PDT SAT SEP 8 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM PDT SUNDAY FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN PORTIONS OF FIRE ZONE 624... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM PDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: SOUTHERN PORTION OF FIRE ZONE 624 * WIND...SOUTHWEST WINDS 12 TO 20 MPH WITH GUSTS TO 25 TO 30 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 12 TO 25 PERCENT SUNDAY AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ ORZ625-090930- /O.UPG.KMFR.FW.A.0015.120909T1900Z-120910T0300Z/ /O.NEW.KMFR.FW.W.0016.120909T1900Z-120910T0300Z/ SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 230 PM PDT SAT SEP 8 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM PDT SUNDAY FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN PORTIONS OF FIRE ZONE 625... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM PDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA: SOUTHERN PORTION OF FIRE ZONE 625 * WIND...SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS 30 TO 35 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 7 TO 15 PERCENT SUNDAY 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. && $$ VISIT US AT WWW.WEATHER.GOV/MEDFORD STOCKTON
3 follow-up statements
572 WWUS86 KMFR 090955 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 255 AM PDT SUN SEP 9 2012 CAZ285-092200- /O.CON.KMFR.FW.W.0016.120909T1900Z-120910T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- 255 AM PDT SUN SEP 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONE 285... * AFFECTED AREA: FIRE ZONE 285 * WIND...SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS T0 25 TO 30 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 8 TO 15 PERCENT SUNDAY AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ ORZ624-092200- /O.CON.KMFR.FW.W.0016.120909T1900Z-120910T0300Z/ KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- 255 AM PDT SUN SEP 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN PORTIONS OF FIRE ZONE 624... * AFFECTED AREA: SOUTHERN PORTION OF FIRE ZONE 624 * WIND...SOUTHWEST WINDS 12 TO 20 MPH WITH GUSTS TO 25 TO 30 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 12 TO 15 PERCENT SUNDAY 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. && $$ ORZ625-092200- /O.CON.KMFR.FW.W.0016.120909T1900Z-120910T0300Z/ SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 255 AM PDT SUN SEP 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN PORTIONS OF FIRE ZONE 625... * AFFECTED AREA: SOUTHERN PORTION OF FIRE ZONE 625 * WIND...SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS 30 TO 35 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 7 TO 15 PERCENT SUNDAY AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ VISIT US AT WWW.WEATHER.GOV/MEDFORD
141 WWUS86 KMFR 092136 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 236 PM PDT SUN SEP 9 2012 CAZ285-100300- /O.CON.KMFR.FW.W.0016.000000T0000Z-120910T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- 236 PM PDT SUN SEP 9 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: EASTERN PORTION OF FIRE ZONE 285 * WIND...SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS T0 25 TO 30 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 8 TO 15 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. && $$ ORZ624-100300- /O.CON.KMFR.FW.W.0016.000000T0000Z-120910T0300Z/ KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- 236 PM PDT SUN SEP 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN PORTIONS OF FIRE ZONE 624... * AFFECTED AREA: SOUTHERN PORTION OF FIRE ZONE 624 * WIND...SOUTHWEST WINDS 12 TO 20 MPH WITH GUSTS TO 25 TO 30 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 12 TO 15 PERCENT THIS AFTERNOON AND EVENING. * IMPACTS...THESE GUSTY WINDS AND LOW RELATIVE HUMIDITIES CREATE THE POTENTIAL FOR EXPLOSIVE WIND DRIVEN FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. && $$ ORZ625-100300- /O.CON.KMFR.FW.W.0016.000000T0000Z-120910T0300Z/ SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 236 PM PDT SUN SEP 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN PORTIONS OF FIRE ZONE 625... * AFFECTED AREA: SOUTHERN PORTION OF FIRE ZONE 625 * WIND...SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS 30 TO 35 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES OF 7 TO 15 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. && $$ SK VISIT US AT WWW.WEATHER.GOV/MEDFORD
924 WWUS86 KMFR 100310 RFWMFR URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 810 PM PDT SUN SEP 9 2012 CAZ285-ORZ624-625-100415- /O.EXP.KMFR.FW.W.0016.000000T0000Z-120910T0300Z/ MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY- KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST- SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES- 810 PM PDT SUN SEP 9 2012 ...RED FLAG WARNING HAS EXPIRED FOR COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR FIRE ZONES 285...624 AND 625... THE RED FLAG WARNING IS NO LONGER IN EFFECT. * AFFECTED AREA: FIRE ZONES 624...285 AND 625. * WIND...NORTHWEST WINDS HAVE DIMINISHED TO 5 TO 15 MPH WITH GUSTS TO 20 MPH AND WILL CONTINUE TO WEAKEN OVERNIGHT. $$ DW 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 |
|---|---|---|---|---|
| Sep 8, 3:28 AM PDT | Fire Weather Watch | MFR | Harney, Klamath, Lake | 11 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.