Alert archive / Oregon / Red Flag Warnings in 2024
Red Flag Warning 21, NWS Medford, OR
NWS Medford, OR issued this red flag warning at Aug 14, 2024, 2:59 AM PDT for Harney County, Klamath County, Lake County, Oregon. It took effect at Aug 14, 2024, 8:00 PM PDT. It was in force for 22 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 14, 2024, 2:59 AM PDT (09:59 UTC)
- In effect from
- Aug 14, 2024, 8:00 PM PDT
- Expired
- Aug 15, 2024, 6:22 PM PDT
- In force
- 22 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 10:03 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 00:00Z, 10.0 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2453 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
356 WWUS86 KMFR 140959 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 259 AM PDT Wed Aug 14 2024 ...ISOLATED TO SCATTERED THUNDERSTORMS THIS EVENING AND OVERNIGHT, THEN AGAIN THURSDAY AFTERNOON... .Low pressure will move into the region late this afternoon and overnight, providing sufficient trigger for thunderstorm initiation. Isolated storms will initially start out over portions of northern California late this afternoon, then move northeastward and continue into the overnight hours. After a relative lull early Thursday morning, another round of isolated to scattered thunderstorms is expected across northern Klamath and Lake Counties Thursday afternoon. ORZ624-625-142200- /O.UPG.KMFR.FW.A.0015.240815T0600Z-240816T0600Z/ /O.NEW.KMFR.FW.W.0021.240815T0300Z-240816T0600Z/ 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 Aug 14 2024 ...RED FLAG WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 PM PDT THURSDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 624 AND 625... The National Weather Service in Medford has issued a Red Flag Warning, which is in effect from 8 PM this evening to 11 PM PDT Thursday. * IMPACTS...Abundant lightning on dry fuels will increase the risk of new fire starts. Additionally, gusty outflow winds will allow for new and existing fires to grow rapidly. * AFFECTED AREA...Most of Oregon Fire Zones 624 and 625 north of Highway 140. This includes the Warner Peak Fire, though the greatest coverage of storms is likely to be north of the Warner Peak Fire. * THUNDERSTORMS...Isolated to scattered thunderstorms this evening and overnight with a relative lull in thunderstorm activity expected early Thursday morning. Another round of isolated to scattered thunderstorms is expected Thursday afternoon and evening, with the greatest coverage expected north of a line from Chiloquin to Paisley. Despite potential rain with these thunderstorms, lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Quickly shifting winds with outflow gusts up to 40 to 50 mph. These outflow winds can travel up to 50 miles away from the thunderstorm that caused it. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. Avoid activities that could cause sparks. Visit weather.gov/medford/wildfire for links to fire restrictions in your area. If you have not packet your go kit yet, now is the time to do so. This includes items like important documents and essentials you cannot live without. Fill your vehicle's fuel tank. Visit ready.gov/kit for more information. A Red Flag Warning 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
4 follow-up statements
476 WWUS86 KMFR 142021 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 121 PM PDT Wed Aug 14 2024 ...ISOLATED TO SCATTERED THUNDERSTORMS THIS EVENING AND OVERNIGHT, THEN AGAIN THURSDAY AFTERNOON... .Low pressure will move into the region late this afternoon and overnight, providing sufficient trigger for thunderstorm initiation. Isolated storms will initially start out over portions of northern California later this afternoon, then move northeastward and continue into the overnight hours. After a relative lull early Thursday morning, another round of isolated to scattered thunderstorms is expected across northern Klamath and Lake Counties Thursday afternoon. ORZ624-625-151200- /O.CON.KMFR.FW.W.0021.240815T0300Z-240816T0600Z/ Klamath Basin and the Fremont-Winema National Forest- South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 121 PM PDT Wed Aug 14 2024 ...RED FLAG WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 11 PM PDT THURSDAY FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 624 AND 625... * IMPACTS...Abundant lightning on dry fuels will increase the risk of new fire starts. Additionally, gusty outflow winds will allow for new and existing fires to grow rapidly. * AFFECTED AREA...Most of Oregon Fire Zones 624 and 625 north of Highway 140. This includes the Warner Peak Fire, though the greatest coverage of storms is likely to be north and west of the Warner Peak Fire. * THUNDERSTORMS...Isolated to scattered thunderstorms this evening and overnight with a relative lull in thunderstorm activity expected early Thursday morning. Another round of isolated to scattered thunderstorms is expected Thursday afternoon and evening, with the greatest coverage expected north of a line from Chiloquin to Paisley. Despite potential rain with these thunderstorms, lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Quickly shifting winds with outflow gusts up to 40 to 50 mph. These outflow winds can travel up to 50 miles away from the thunderstorm that caused it. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. You can find your county's emergency sign up form as well as links to fire restrictions at weather.gov/medford/wildfire. One less spark, one less wildfire. Be sure you're signed up for your county's emergency alert system. Familiarize yourself with your emergency plan and make sure you listen to emergency services. Visit ready.gov/plan for more information. A red flag warning is issued when we identify weather conditions that promote rapid spread of fire which may become life-threatening. This does not mean there is a fire. These conditions are either occurring now or will begin soon. It is important to have multiple ways to receive information from authorities. && $$ Visit us at www.weather.gov/Medford
911 WWUS86 KMFR 151122 RFWMFR URGENT - FIRE WEATHER MESSAGE National Weather Service Medford OR 422 AM PDT Thu Aug 15 2024 ORZ624-625-160600- /O.CON.KMFR.FW.W.0021.000000T0000Z-240816T0600Z/ Klamath Basin and the Fremont-Winema National Forest- South Central Oregon Desert including the BLM Land in Eastern Lake and Western Harney Counties- 422 AM PDT Thu Aug 15 2024 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 624 AND 625... * IMPACTS...Abundant lightning on dry fuels will increase the risk of new fire starts. Additionally, gusty outflow winds will allow for new and existing fires to grow rapidly. * AFFECTED AREA...Most of Oregon Fire Zones 624 and 625 north of Highway 140. This includes the Warner Peak Fire, though the greatest coverage of storms is likely to be north and west of the Warner Peak Fire. * THUNDERSTORMS...Another round of isolated to scattered thunderstorms is expected this afternoon and evening, with the greatest coverage expected north of a line from Chiloquin to Paisley. Despite rain with these thunderstorms, lightning strikes outside of precipitation cores are possible and cause for concern. * OUTFLOW WINDS...Quickly shifting winds with outflow gusts up to 40 to 50 mph. These outflow winds can travel up to 50 miles away from the thunderstorm that caused it. * DETAILED URL...View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Follow all fire restrictions. You can find your county's emergency sign up form as well as links to fire restrictions at weather.gov/medford/wildfire. One less spark, one less wildfire. Be sure you're signed up for your county's emergency alert system. Familiarize yourself with your emergency plan and make sure you listen to emergency services. Visit ready.gov/plan for more information. A red flag warning is issued when we identify weather conditions that promote rapid spread of fire which may become life- threatening. This does not mean there is a fire. These conditions are either occurring now or will begin soon. It is important to have multiple ways to receive information from authorities. && $$ Visit us at www.weather.gov/Medford
462
WWUS86 KMFR 152106
RFWMFR
URGENT - FIRE WEATHER MESSAGE
National Weather Service Medford OR
206 PM PDT Thu Aug 15 2024
...ISOLATED TO SCATTERED THUNDERSTORMS THROUGH THIS EVENING...
.Isolated to scattered thunderstorms could develop and will move
northeastward this evening across northern Klamath and Lake
Counties. Strong southerly flow ahead of a low returns this
weekend and a Fire Weather Watch has been issued for Saturday
because of gusty winds and low RH. Some strong storms may also
develop along and west of the Cascades.
ORZ625-161230-
/O.NEW.KMFR.FW.A.0016.240817T2100Z-240818T0300Z/
/O.EXT.KMFR.FW.W.0021.000000T0000Z-240816T0300Z/
South Central Oregon Desert including the BLM Land in Eastern
Lake and Western Harney Counties-
206 PM PDT Thu Aug 15 2024
...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR
ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 625...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SATURDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR FIRE
WEATHER ZONE 625...
The National Weather Service in Medford has issued a Fire Weather
Watch, which is in effect from Saturday afternoon through
Saturday evening.
* IMPACTS...Abundant lightning on dry fuels will increase the
risk of new fire starts. Additionally, gusty outflow winds
will allow for new and existing fires to grow rapidly.
* AFFECTED AREA...For the Red Flag Warning, most of Oregon Fire
Zone 625 north of Highway 140. This includes the Warner Peak
Fire, though the greatest coverage of storms is likely to be
north and west of the Warner Peak Fire. For the Fire Weather
Watch, eastern portions of Oregon Fire Zone 625, including Adel
and the Warner Peak Fire.
* THUNDERSTORMS...Another round of isolated to scattered
thunderstorms is expected this evening, with the greatest
coverage expected north of a line from Chiloquin to Paisley.
.Low pressure will move into the region late this afternoon and
overnight, providing sufficient trigger for thunderstorm
initiation. Isolated storms will initially start out over
portions of northern California late this afternoon, then move
northeastward and continue into the overnight hours. After a
relative lull early Thursday morning, another round of isolated
to scattered thunderstorms is expected across northern Klamath
and Lake Counties Thursday afternoon. Despite rain with these
thunderstorms, lightning strikes outside of precipitation cores
are possible and cause for concern.
* OUTFLOW WINDS...Quickly shifting winds with outflow gusts up
to 40 to 50 mph. These outflow winds can travel up to 50
miles away from the thunderstorm that caused it.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Follow all fire restrictions. You can find your county's emergency
sign up form as well as links to fire restrictions at
weather.gov/medford/wildfire. One less spark, one less wildfire.
Be sure you're signed up for your county's emergency alert system.
Familiarize yourself with your emergency plan and make sure you
listen to emergency services. Visit ready.gov/plan for more
information.
A red flag warning is issued when we identify weather conditions
that promote rapid spread of fire which may become life-threatening.
This does not mean there is a fire. These conditions are either
occurring now or will begin soon. It is important to have multiple
ways to receive information from authorities.
If you have not packed your evacuation kit yet, now is the time
to do so. This includes items like important documents and
essentials you cannot live without. Fill your vehicle's fuel
tank. Visit ready.gov/kit for more information.
Plan now to avoid using equipment that could cause sparks during
the period when critical weather conditions are possible. Visit
weather.gov/medford/wildfire for links to fire restrictions in
your area.
A Fire Weather Watch means that critical fire weather conditions are
possible during the valid watch time. These conditions could promote
the rapid spread of wildfires which could become life-threatening.
Check weather.gov/medford for forecast updates and a possible
upgrade of the this watch to a Red Flag Warning.
&&
$$
ORZ624-160300-
/O.EXT.KMFR.FW.W.0021.000000T0000Z-240816T0300Z/
Klamath Basin and the Fremont-Winema National Forest-
206 PM PDT Thu Aug 15 2024
...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR
ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONE 624...
* IMPACTS...Abundant lightning on dry fuels will increase the
risk of new fire starts. Additionally, gusty outflow winds
will allow for new and existing fires to grow rapidly.
* AFFECTED AREA...Most of Oregon Fire Zone 624 north of Highway
140.
* THUNDERSTORMS...Another round of isolated to scattered
thunderstorms is expected this evening, with the greatest
coverage expected north of a line from Chiloquin to Paisley.
Despite rain with these thunderstorms, lightning strikes outside
of precipitation cores are possible and cause for concern.
* OUTFLOW WINDS...Quickly shifting winds with outflow gusts up
to 40 to 50 mph. These outflow winds can travel up to 50
miles away from the thunderstorm that caused it.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Follow all fire restrictions. You can find your county's emergency
sign up form as well as links to fire restrictions at
weather.gov/medford/wildfire. One less spark, one less wildfire.
Be sure you're signed up for your county's emergency alert system.
Familiarize yourself with your emergency plan and make sure you
listen to emergency services. Visit ready.gov/plan for more
information.
A red flag warning is issued when we identify weather conditions
that promote rapid spread of fire which may become life-threatening.
This does not mean there is a fire. These conditions are either
occurring now or will begin soon. It is important to have multiple
ways to receive information from authorities.
&&
$$
Visit us at www.weather.gov/Medford807
WWUS86 KMFR 160122
RFWMFR
URGENT - FIRE WEATHER MESSAGE
National Weather Service Medford OR
622 PM PDT Thu Aug 15 2024
ORZ625-161330-
/O.CAN.KMFR.FW.W.0021.000000T0000Z-240816T0300Z/
/O.CON.KMFR.FW.A.0016.240817T2100Z-240818T0300Z/
South Central Oregon Desert including the BLM Land in Eastern
Lake and Western Harney Counties-
622 PM PDT Thu Aug 15 2024
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SATURDAY EVENING FOR STRONG GUSTY WIND AND LOW RH FOR
FIRE WEATHER ZONE 625...
...RED FLAG WARNING IS CANCELLED FOR STRONG GUSTY WIND AND LOW RH
FOR FIRE WEATHER ZONE 625...
The National Weather Service in Medford has cancelled the Red
Flag Warning. Thunderstorms have not developed today and none are
expected through the remainder of the night.
A Fire Weather Watch continues in effect from Saturday afternoon
through Saturday evening.
* IMPACTS...Fire could spread rapidly.
* AFFECTED AREA...Southeast Lake county including the Warner Peak
Fire, Adel and Hart Mountain Refuge.
* WINDS AND HUMIDITY...South winds 20 to 30 mph with gusts up to
45 mph combined with humidity 10 to 15 percent.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you have not packed your evacuation kit yet, now is the time
to do so. This includes items like important documents and
essentials you cannot live without. Fill your vehicle's fuel
tank. Visit ready.gov/kit for more information.
Plan now to avoid using equipment that could cause sparks during
the period when critical weather conditions are possible. Visit
weather.gov/medford/wildfire for links to fire restrictions in
your area.
A Fire Weather Watch means that critical fire weather conditions
are possible during the valid watch time. These conditions could
promote the rapid spread of wildfires which could become life-
threatening. Check weather.gov/medford for forecast updates and a
possible upgrade of the this watch to a Red Flag Warning.
&&
$$
ORZ624-160230-
/O.CAN.KMFR.FW.W.0021.000000T0000Z-240816T0300Z/
Klamath Basin and the Fremont-Winema National Forest-
622 PM PDT Thu Aug 15 2024
...RED FLAG WARNING IS CANCELLED FOR ABUNDANT LIGHTNING ON DRY
FUELS FOR FIRE WEATHER ZONE 624...
The National Weather Service in Medford has cancelled the Red
Flag Warning for this evening. Thunderstorms have not developed
today and none are expected through the remainder of the night.
$$
Stavish
Visit us at www.weather.gov/MedfordNearby
Red Flag Warnings in Oregon, 2024Every red flag warning in 2024
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.