Alert archive / Oregon / Red Flag Warnings in 2020
Red Flag Warning 13, NWS Medford, OR
NWS Medford, OR issued this red flag warning at Aug 16, 2020, 12:57 PM PDT for Modoc County, Siskiyou County, California; Harney County, Klamath County, Lake County, Oregon. It took effect at Aug 17, 2020, 8:00 AM PDT. It was in force for 36 hr. 14 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 16, 2020, 12:57 PM PDT (19:57 UTC)
- In effect from
- Aug 17, 2020, 8:00 AM PDT
- Expired
- Aug 18, 2020, 8:06 PM PDT
- In force
- 36 hr
- Issued by
- NWS Medford, OR
Counties Modoc County, CA, Siskiyou County, CA, Harney County, OR, Klamath County, OR, Lake County, OR
The radar
The Medford radar (KMAX), 156 km from the middle of the area, began a volume at 19:58 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 17, 12:10 PM PDT | TSTM WND GST 62 | 38 Wsw Fields, OR | MESONET STATION OD111 10.9 N CATNIP MOUNTAIN (ODOT). |
| Aug 17, 12:49 PM PDT | NON-TSTM WND GST 62 | 15 W Fields, OR | MESONET STATION BQFO3 BASQUE HILLS. |
| Aug 17, 12:54 PM PDT | TSTM WND GST 49 | 28 Ssw Frenchglen, OR | MESONET STATION FFFO3 FISH FIN RIM. |
| Aug 17, 12:59 PM PDT | TSTM WND GST 45 | 5 E Burns, OR | ASOS STATION KBNO BURNS. |
| Aug 17, 1:00 PM PDT | TSTM WND GST 58 | Fields, OR | SPOTTER IN FIELDS OR MEASURED SUSTAINED 44MPH WITH GUST TO 58 MPH. |
| Aug 17, 1:20 PM PDT | TSTM WND GST 70 | 1 Nne Andrews, OR | |
| Aug 17, 1:43 PM PDT | TSTM WND GST 46 | 1 Wsw Frenchglen, OR | MESONET STATION FGFO3 FRENCHGLEN. |
| Aug 17, 1:43 PM PDT | TSTM WND GST 57 | 6 N Wagontire, OR | MESONET STATION WTFO3 WAGONTIRE. |
| Aug 17, 1:56 PM PDT | TSTM WND GST 50 | 10 S Diamond, OR | MESONET STATION OOFO3 MOON HILL. |
| Aug 17, 1:57 PM PDT | NON-TSTM WND GST 63 | 18 Nne Andrews, OR | MESONET STATION LMCO3 LITTLE MCCOY CREEK. |
| Aug 17, 2:17 PM PDT | TSTM WND GST 46 | 3 Ne Burns, OR | MESONET STATION OD152 2.6 NE BURNS (ODOT). |
| Aug 17, 2:43 PM PDT | TSTM WND GST 66 | 10 Ne Diamond, OR | MESONET STATION RLFO3 RIDDLE MOUNTAIN. |
| Aug 17, 3:43 PM PDT | TSTM WND GST 56 | 11 Nw Dunnean, OR | MESONET STATION BAFO3 BALD MOUNTAIN. |
| Aug 17, 4:28 PM PDT | TSTM WND GST 50 | 14 Ene Van, OR | MESONET STATION ATFO3 ANTELOPE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Medford/Jackson, OR (KMFR), launched 12:00Z, 8.0 hours before the alert went out and 160 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
- 2527 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
320 WWUS86 KMFR 161957 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 1257 PM PDT Sun Aug 16 2020 ...Isolated to scattered thunderstorms with dry fuels this afternoon and evening... .Cloud to ground lightning this afternoon and evening will have the ability to produce new fire starts. Any storms can produce strong, gusty outflow winds which could contribute to fire spread. More thunderstorms are expected on Monday primarily east of the Cascades. CAZ285-ORZ624-625-170600- /O.UPG.KMFR.FW.A.0011.200817T2000Z-200818T0600Z/ /O.NEW.KMFR.FW.W.0013.200817T1900Z-200818T0600Z/ /O.CON.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ 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- 1257 PM PDT Sun Aug 16 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 285... 624 AND 625... ...RED FLAG WARNING IN EFFECT FROM NOON TO 11 PM PDT MONDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 285... 624 AND 625... The National Weather Service in Medford has upgraded the Fire Weather Watch for Monday to a Red Flag Warning...which is in effect from noon to 11 PM PDT Monday. * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA Fire Zone....285. In South Central OR Fire Zones...624...625. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. Another round of showers and thunderstorms are expected Monday afternoon and evening. * Wind: South 15 to 25 mph with gusts to 35 mph, except 55 to 60 mph in thunderstorm outflows. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. && $$ CAZ284-170600- /O.NEW.KMFR.FW.W.0013.200817T1900Z-200818T0600Z/ /O.CON.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ Siskiyou County from the Cascade Mountains East and South to Mt Shasta- 1257 PM PDT Sun Aug 16 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 284... ...RED FLAG WARNING IN EFFECT FROM NOON TO 11 PM PDT MONDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 284... The National Weather Service in Medford has issued a Red Flag Warning...which is in effect from noon to 11 PM PDT Monday. * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zone 284. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. Another round of showers and thunderstorms are expected Monday afternoon and evening. * Wind: South 15 to 25 mph with gusts to 35 mph, except 55 to 60 mph in thunderstorm outflows. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. && $$ CAZ280>282-ORZ617-621>623-170600- /O.CON.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ Western Klamath National Forest- Central Siskiyou County Including Shasta Valley-Shasta- Trinity National Forest in Siskiyou County-Umpqua National Forest- Siskiyou Mountains-Eastern Rogue Valley-Southern Oregon Cascades- 1257 PM PDT Sun Aug 16 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 280... 281...282...617...621...622 AND 623... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA Fire Zones...280...281...282. In Southwest OR Fire Zones...617...621...622...623. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic winds, brief heavy rain and hail. * Wind: South 15 to 25 mph with gusts to 35 mph, except 55 to 60 mph in thunderstorm outflows. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. $$ MAS Visit us at www.weather.gov/Medford
7 follow-up statements
542 WWUS86 KMFR 170401 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 901 PM PDT Sun Aug 16 2020 ...Isolated to scattered thunderstorms with dry fuels Monday.. .Storms could start early Monday morning over Northern California and won't have much rainfall with them in the morning. Cloud to ground lightning Monday will have the ability to produce new fire starts. Any storms can produce strong, gusty outflow winds which could contribute to fire spread. ORZ624-625-172215- /O.CAN.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ /O.EXT.KMFR.FW.W.0013.200817T1800Z-200818T0600Z/ Klamath Basin and the Fremont-Winema National Forest- South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 901 PM PDT Sun Aug 16 2020 ...RED FLAG WARNING NOW IN EFFECT FROM 11 AM TO 11 PM PDT MONDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 624 AND 625... ...THE CURRENT RED FLAG WARNING FOR SUNDAY IS CANCELLED FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 624 AND 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zones 624 and 625. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. Another round of showers and thunderstorms are expected Monday afternoon and evening. * Wind: South 10 to 20 mph with gusts up to 30 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. && $$ CAZ282-172215- /O.CAN.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ /O.EXB.KMFR.FW.W.0013.200817T1500Z-200818T0600Z/ Shasta-Trinity National Forest in Siskiyou County- 901 PM PDT Sun Aug 16 2020 ...RED FLAG WARNING IN EFFECT FROM 8 AM TO 11 PM PDT MONDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 282... ...THE CURRENT RED FLAG WARNING FOR SUNDAY IS CANCELLED FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 282... The National Weather Service in Medford has issued a Red Flag Warning...which is in effect from 8 AM to 11 PM PDT Monday. * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zone 282. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic winds, brief heavy rain and hail. * Wind: Southeast 5 to 10 mph with gusts up to 25 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. && $$ CAZ284-285-172215- /O.CAN.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ /O.EXT.KMFR.FW.W.0013.200817T1500Z-200818T0600Z/ Siskiyou County from the Cascade Mountains East and South to Mt Shasta-Modoc County Except for the Surprise Valley- 901 PM PDT Sun Aug 16 2020 ...RED FLAG WARNING NOW IN EFFECT FROM 8 AM TO 11 PM PDT MONDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 284 AND 285... ...THE CURRENT RED FLAG WARNING FOR SUNDAY IS CANCELLED FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 284 AND 285... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zones 284 and 285. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. Another round of showers and thunderstorms are expected Monday afternoon and evening. * Wind: South 5 to 15 mph with gusts up to 30 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. && $$ CAZ280-281-ORZ617-621>623-170515- /O.CAN.KMFR.FW.W.0012.000000T0000Z-200817T0600Z/ Western Klamath National Forest- Central Siskiyou County Including Shasta Valley- Umpqua National Forest-Siskiyou Mountains-Eastern Rogue Valley- Southern Oregon Cascades- 901 PM PDT Sun Aug 16 2020 ...THE CURRENT RED FLAG WARNING FOR SUNDAY IS CANCELLED FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 280...281...617...621...622 AND 623... The National Weather Service in Medford has cancelled the Red Flag Warning. No more storms are expected this evening. Isolated storms are still expected Monday for Fire Weather Zones 280...281...617...621...622..and 623. $$ Visit us at www.weather.gov/Medford
604 WWUS86 KMFR 171942 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 1242 PM PDT Mon Aug 17 2020 ...Isolated to scattered thunderstorms with dry fuels and strong outflow winds through this evening, except through Tuesday evening for far eastern areas... ...Strong, gusty winds with low relative humidity possible on Wednesday... ORZ625-180600- /O.EXT.KMFR.FW.W.0013.000000T0000Z-200819T0600Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 1242 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING NOW IN EFFECT UNTIL 11 PM PDT TUESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zone 625. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. Isolated thunderstorms may continue overnight, with another round of showers and thunderstorms Tuesday afternoon and evening. * Wind: Strong outflow wind gusts up to 60 mph are possible near any thunderstorms. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. $$ ORZ624-180600- /O.NEW.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ /O.CON.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ Klamath Basin and the Fremont-Winema National Forest- 1242 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 624... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 624... The National Weather Service in Medford has issued a Fire Weather Watch...which is in effect from Wednesday afternoon through Wednesday evening. * Impacts: Through this evening, lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. On Wednesday, strong, gusty winds and low relative humidity could result in increased fire spread. * Affected area: In South Central OR...Fire Weather Zone 624. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. * Wind: Through this evening, strong outflow wind gusts up to 60 mph are possible near any thunderstorms. On Wednesday, southwest winds of 15 to 20 mph with gusts to 30 mph are possible. * Relative Humidity on Wednesday: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ CAZ285-180600- /O.NEW.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ /O.CON.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ Modoc County Except for the Surprise Valley- 1242 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 285... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR STRONG, GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONE 285... The National Weather Service in Medford has issued a Fire Weather Watch...which is in effect from Wednesday afternoon through Wednesday evening. * Impacts: Through this evening, lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. On Wednesday, strong, gusty winds and low relative humidity could result in increased fire spread. * Affected area: In Northern CA...Fire Weather Zone 285. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. * Wind: Through this evening, strong outflow wind gusts up to 60 mph are possible near any thunderstorms. On Wednesday, southwest winds of 15 to 20 mph with gusts to 30 mph are possible. * Relative Humidity on Wednesday: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ CAZ282-284-180600- /O.CON.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ Shasta-Trinity National Forest in Siskiyou County- Siskiyou County from the Cascade Mountains East and South to Mt Shasta- 1242 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 282... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zones 282 and 284. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic winds, brief heavy rain and hail. * Wind: Strong outflow wind gusts up to 60 mph are possible near any thunderstorms. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Abundant lightning on existing very dry fuels could cause numerous new fire ignitions. Gusty and erratic outflow winds could also create extreme fire growth potential. $$ MAS Visit us at www.weather.gov/Medford
165 WWUS86 KMFR 180113 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 613 PM PDT Mon Aug 17 2020 ...Isolated to scattered thunderstorms with dry fuels and strong outflow winds through this evening, except through Tuesday evening for far eastern areas... ...Strong, gusty winds with low relative humidity possible on Wednesday... .Correction to clarify that Fire Weather Watch on Wednesday is for strong gusty wind and low RH. ORZ624-181315- /O.CON.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ /O.CON.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ Klamath Basin and the Fremont-Winema National Forest- 613 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 624... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONE 624... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zone 624. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. * Wind: Southwest 10 to 20 mph with gusts up to 30 mph. * Relative Humidity on Wednesday: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ CAZ285-181315- /O.CON.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ /O.CON.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ Modoc County Except for the Surprise Valley- 613 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 285... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR FIRE WEATHER ZONE 285... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zone 285. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. * Wind: Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity on Wednesday: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ CAZ282-284-180600- /O.CON.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ Shasta-Trinity National Forest in Siskiyou County- Siskiyou County from the Cascade Mountains East and South to Mt Shasta- 613 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 282 AND 284... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zones 282 and 284. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic winds, brief heavy rain and hail. * Wind: Southwest 5 to 10 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ ORZ625-181315- /O.CON.KMFR.FW.W.0013.000000T0000Z-200819T0600Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 613 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zone 625. * Thunderstorms: Isolated to scattered thunderstorms are expected through this evening. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. Isolated thunderstorms may continue overnight, with another round of showers and thunderstorms Tuesday afternoon and evening. * Wind: Southwest 5 to 10 mph with gusts up to 25 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ Visit us at www.weather.gov/Medford
802 WWUS86 KMFR 180600 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 1100 PM PDT Mon Aug 17 2020 ...Isolated to scattered thunderstorms with dry fuels and strong outflow winds through early morning in Fire Weather Zone 285 and through Tuesday evening for Fire Weather Zone 625... ...Strong, gusty winds with low relative humidity possible on Wednesday... ORZ624-181800- /O.EXP.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ /O.CON.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ Klamath Basin and the Fremont-Winema National Forest- 1100 PM PDT Mon Aug 17 2020 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONE 624... ...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 624... * Impacts: Strong, gusty wind with low relative humidity and high fire danger will likely contribute to a significant spread of new and existing fires. * Affected area: In South Central OR...Fire Weather Zone 624. * Thunderstorms: Slight chance of thunderstorms into Tuesday morning. * Wind: Southwest 10 to 20 mph with gusts up to 30 mph. * Relative Humidity on Wednesday: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ CAZ282-284-180700- /O.EXP.KMFR.FW.W.0013.000000T0000Z-200818T0600Z/ Shasta-Trinity National Forest in Siskiyou County- Siskiyou County from the Cascade Mountains East and South to Mt Shasta- 1100 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 282 AND 284... A slight chance of storms continues through early Tuesday morning. $$ CAZ285-181800- /O.EXT.KMFR.FW.W.0013.000000T0000Z-200818T0900Z/ /O.CON.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ Modoc County Except for the Surprise Valley- 1100 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING NOW IN EFFECT UNTIL 2 AM PDT TUESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 285... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR STRONG GUST WINDS AND LOW RH FOR FIRE WEATHER ZONE 285... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In Northern CA...Fire Weather Zone 285. * Thunderstorms: Isolated to scattered thunderstorms are expected through early Tuesday morning. Some may become strong with gusty, erratic outflow winds, brief heavy rain and hail. * Wind: Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity on Wednesday: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ ORZ625-181800- /O.CON.KMFR.FW.W.0013.000000T0000Z-200819T0600Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 1100 PM PDT Mon Aug 17 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zone 625. * Thunderstorms: Isolated thunderstorms will continue overnight, with another round of showers and thunderstorms Tuesday afternoon and evening. * Wind: Southwest 10 to 15 mph with gusts up to 25 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ Visit us at www.weather.gov/Medford
809 WWUS86 KMFR 181116 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 416 AM PDT Tue Aug 18 2020 ...Isolated to scattered thunderstorms with dry fuels and strong outflow winds this evening for Fire Weather Zone 625... ...Strong, gusty winds with low relative humidity possible on Wednesday for Fire Weather Zones 624 and 285... ORZ625-182330- /O.CON.KMFR.FW.W.0013.000000T0000Z-200819T0600Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 416 AM PDT Tue Aug 18 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT TUESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zone 625. * Thunderstorms: Isolated thunderstorms will continue overnight, with another round of showers and thunderstorms Tuesday afternoon and evening. * Wind: Southwest 10 to 15 mph with gusts up to 25 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ CAZ285-ORZ624-182330- /O.CON.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ Modoc County Except for the Surprise Valley- Klamath Basin and the Fremont-Winema National Forest- 416 AM PDT Tue Aug 18 2020 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONES 624 and 285... * Impacts: Strong, gusty wind with low relative humidity and high fire danger will likely contribute to a significant spread of new and existing fires. * Affected area: In Northern CA Fire Zone....285. In South Central OR Fire Zone....624. * Wind: Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ Visit us at www.weather.gov/Medford
794 WWUS86 KMFR 182116 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 216 PM PDT Tue Aug 18 2020 ...Isolated to scattered thunderstorms with dry fuels and strong outflow winds this evening for Fire Weather Zone 625... ...Strong, gusty winds with low relative humidity possible on Wednesday for Fire Weather Zones 624 and 285... CAZ285-ORZ624-191215- /O.UPG.KMFR.FW.A.0012.200819T2100Z-200820T0300Z/ /O.NEW.KMFR.FW.W.0014.200819T2100Z-200820T0300Z/ Modoc County Except for the Surprise Valley- Klamath Basin and the Fremont-Winema National Forest- 216 PM PDT Tue Aug 18 2020 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT WEDNESDAY FOR STRONG GUSTY WIND WITH LOW RH FOR FIRE WEATHER ZONE 285 AND 624... The National Weather Service in Medford has upgraded the Fire Weather Watch to a Red Flag Warning...which is in effect from 2 PM to 8 PM PDT Wednesday. * Impacts: Strong, gusty wind with low relative humidity and high fire danger will likely contribute to a significant spread of new and existing fires. * Affected area: In Northern CA Fire Zone....most of fire zone 285. In South Central OR Fire Zone....eastern and southeastern part of 624. * Wind: Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD && $$ ORZ625-190600- /O.CON.KMFR.FW.W.0013.000000T0000Z-200819T0600Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 216 PM PDT Tue Aug 18 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...All of Fire Weather Zone 625. * Thunderstorms: Isolated to scattered thunderstorms are expected into this evening, the best chance for scattered thunderstorms are expected over the northern and southeast portion of the zone. * Wind: Southwest 10 to 15 mph with gusts up to 25 mph. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ Visit us at www.weather.gov/Medford
781 WWUS86 KMFR 190306 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 806 PM PDT Tue Aug 18 2020 ...Strong, gusty winds with low relative humidity expected on Wednesday for Fire Weather Zones 624 and 285... ORZ625-190415- /O.CAN.KMFR.FW.W.0013.000000T0000Z-200819T0600Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 806 PM PDT Tue Aug 18 2020 ...RED FLAG WARNING IS CANCELLED FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... The National Weather Service in Medford has cancelled the Red Flag Warning. Although an isolated storm may still be possible over the next couple of hours, we are not expecting scattered storms or abundant lightning. $$ CAZ285-ORZ624-191515- /O.CON.KMFR.FW.W.0014.200819T2100Z-200820T0300Z/ Modoc County Except for the Surprise Valley- Klamath Basin and the Fremont-Winema National Forest- 806 PM PDT Tue Aug 18 2020 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 8 PM PDT WEDNESDAY FOR STRONG GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONES 285 AND 624... * Impacts: Strong, gusty wind with low relative humidity and high fire danger will likely contribute to a significant spread of new and existing fires. * Affected area: In South Central OR Fire Zone....eastern and southeastern part of 624. In Northern CA Fire Zone... most of fire zone 285. * Wind: Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity: 10 to 15 percent. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ 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 15, 7:02 PM PDT | Blowing Dust Advisory | MFR | Lake | 118 min |
| Aug 16, 2:46 PM PDT | Special Weather Statement | MFR | 29 min |
Nearby
Red Flag Warnings in Oregon, 2020Red Flag Warnings in California, 2020Every red flag warning in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.