Alert archive / Oregon / Red Flag Warnings in 2021
Red Flag Warning 14, NWS Medford, OR
NWS Medford, OR issued this red flag warning at Jun 29, 2021, 8:47 PM PDT for Harney County, Klamath County, Lake County, Oregon. It took effect at Jun 30, 2021, 2:00 PM PDT. It was in force for 7 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
- Jun 29, 2021, 8:47 PM PDT (03:47 UTC)
- In effect from
- Jun 30, 2021, 2:00 PM PDT
- Expired
- Jun 30, 2021, 9:00 PM PDT
- In force
- 7 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 03:47 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 00:00Z, 3.8 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3203 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -121 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
359 WWUS86 KMFR 300347 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 847 PM PDT Tue Jun 29 2021 ORZ624-301600- /O.EXP.KMFR.FW.W.0013.000000T0000Z-210630T0400Z/ /O.NEW.KMFR.FW.W.0014.210630T2100Z-210701T0400Z/ Klamath Basin and the Fremont-Winema National Forest- 847 PM PDT Tue Jun 29 2021 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM PDT WEDNESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 624... The National Weather Service in Medford has issued a Red Flag Warning...which is in effect from 2 PM to 9 PM PDT Wednesday. * Impacts: Lightning and extreme fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite light rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...The eastern edge of Fire Weather Zone 624 known as winter rim. * Thunderstorms: Upper level smoke may impact thunderstorm growth and intensity. Some of the lightning may be dry. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Gather your fire evacuation kit now. Collect essentials you don't want to lose and prioritize your checklist. Visit ready.gov/kit for more information. Familiarize yourself with your evacuation plan. Where will you go? How will you get there? Who will you call to let others know your are safe? Visit ready.gov/wildfires for more information. A Red Flag Warning does not mean there is a fire. It means that critical fire weather conditions are either occurring now or will shortly. These conditions promote rapid spread of fire which may become life threatening. Evacuate if ordered to, or if a fire threatens. && $$ ORZ625-301600- /O.NEW.KMFR.FW.W.0014.210630T2100Z-210701T0400Z/ South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 847 PM PDT Tue Jun 29 2021 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 9 PM PDT WEDNESDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625... The National Weather Service in Medford has issued a Red Flag Warning...which is in effect from 2 PM to 9 PM PDT Wednesday. * Impacts: Lightning and extreme fire danger will likely result in new fire starts. Gusty thunderstorm winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...Fire Weather Zone 625. * Thunderstorms: Upper level smoke may impact thunderstorm growth and intensity. Some of the lightning may be dry. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD Precautionary/preparedness actions... Gather your fire evacuation kit now. Collect essentials you don't want to lose and prioritize your checklist. Visit ready.gov/kit for more information. Familiarize yourself with your evacuation plan. Where will you go? How will you get there? Who will you call to let others know your are safe? Visit ready.gov/wildfires for more information. A Red Flag Warning does not mean there is a fire. It means that critical fire weather conditions are either occurring now or will shortly. These conditions promote rapid spread of fire which may become life threatening. Evacuate if ordered to, or if a fire threatens. && $$ Visit us at www.weather.gov/Medford
3 follow-up statements
511 WWUS86 KMFR 300959 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 259 AM PDT Wed Jun 30 2021 ORZ624-625-302200- /O.CON.KMFR.FW.W.0014.210630T2100Z-210701T0400Z/ Klamath Basin and the Fremont-Winema National Forest- South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 259 AM PDT Wed Jun 30 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING 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. Additionally, some of the storms may be dry. * Affected area: In South Central OR...The eastern portion of Fire Weather Zone 624 near Winter Rim and Fire Weather Zone 625. * Thunderstorms: Upper level smoke may impact thunderstorm growth and intensity. Some of the lightning may be dry. Gusty and erratic winds are expected near thunderstorms and small hail is possible with storms. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ Visit us at www.weather.gov/Medford
202 WWUS86 KMFR 302032 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 132 PM PDT Wed Jun 30 2021 ORZ624-625-010400- /O.CON.KMFR.FW.W.0014.210630T2100Z-210701T0400Z/ Klamath Basin and the Fremont-Winema National Forest- South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 132 PM PDT Wed Jun 30 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 624 AND 625... * Impacts: Lightning and high fire danger will likely result in new fire starts. Gusty thunderstorm outflow winds could contribute to fire spread. Despite rainfall, initial attack resources could be overwhelmed and holdover fires are possible. * Affected area: In South Central OR...The eastern portion of Fire Weather Zone 624 near Winter Rim and Fire Weather Zone 625. * Thunderstorms: Upper level smoke may inhibit thunderstorm growth and intensity. Some of the thunderstorms may be dry. Gusty and erratic outflow winds are expected near thunderstorms and small hail is possible. * View the hazard area in detail at: https://www.wrh.noaa.gov/mfr/HAZARD $$ Visit us at www.weather.gov/Medford
688 WWUS86 KMFR 010356 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 856 PM PDT Wed Jun 30 2021 ORZ624-625-010500- /O.EXP.KMFR.FW.W.0014.000000T0000Z-210701T0400Z/ Klamath Basin and the Fremont-Winema National Forest- South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 856 PM PDT Wed Jun 30 2021 ...RED FLAG WARNING WILL EXPIRE AT 9 PM PDT THIS EVENING FOR FIRE WEATHER ZONES 624 AND 625... Isolated storms may persist for the next few hours. However, the bulk of the lightning activity has ceased for this evening. $$ 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 |
|---|---|---|---|---|
| Jun 30, 2:13 AM PDT | Small Craft Advisory | MFR | 6 days | |
| Jun 30, 2:13 AM PDT | Hazardous Seas Watch | MFR | 24 hr |
Nearby
Red Flag Warnings in Oregon, 2021Every red flag warning in 2021
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.