At 649 PM PDT, Doppler radar was tracking a strong thunderstorm 7
miles west of Drewsey, or 31 miles northeast of Burns, moving east at
20 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust possible. Minor
damage to outdoor objects is possible.
This strong thunderstorm will be near...
Drewsey around 700 PM PDT.
Drinkwater Pass around 720 PM PDT.
At 627 PM PDT, Doppler radar was tracking a strong thunderstorm over
Lawen, or 17 miles southeast of Burns, moving northeast at 35 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust possible. Minor
damage to outdoor objects is possible.
This strong thunderstorm will be near...
Coleman Mountain around 700 PM PDT.
At 623 PM PDT, Doppler radar was tracking a strong thunderstorm 8
miles northwest of Mount Vernon, or 14 miles northwest of John Day,
moving east at 10 mph.
HAZARD...Wind gusts up to 50 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
John Day, Canyon City, Mount Vernon, and Fox.
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of northeast and southeast Oregon, including the
following counties, in northeast Oregon, Baker County. In
southeast Oregon, Harney County and Malheur County.
* WHEN...Until 8 PM PDT /9 PM MDT/ this evening.
* IMPACTS...Heavy rainfall could trigger flash flooding or debris
flows in and near recent wildfire burn scars.
* ADDITIONAL DETAILS...
- National Weather Service Meteorologists are forecasting heavy
rainfall over the burn scar, which may lead to flash flooding
and debris flows.
- https://www.weather.gov/safety/flood
At 341 PM PDT, Doppler radar was tracking a cluster of strong
thunderstorms near Sheep Rock, or 38 miles southeast of John Day,
moving northeast at 40 mph.
HAZARD...Wind gusts up to 50 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust reducing
visibilities. Minor damage to outdoor objects is possible.
This strong thunderstorm will be near...
Ironside Mountain around 450 PM MDT.
Ironside and Eldorado Pass around 500 PM MDT.
Baldy Mountain around 510 PM MDT.
At 334 PM PDT, Doppler radar was tracking a strong thunderstorm near
Swamp Creek Buttes, or 40 miles northwest of Rome, moving east at 30
mph.
HAZARD...Wind gusts up to 50 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust reducing
visibilities. Minor damage to outdoor objects is possible.
This strong thunderstorm will be near...
Turnbull Mountain around 440 PM MDT.
Copeland Butte around 450 PM MDT.
Knottingham Butte around 510 PM MDT.
* WHAT...There is a threat of flash flooding caused by excessive
rainfall from thunderstorms through this evening.
* WHERE...Southeast Oregon.
* WHEN...Until 8 PM PDT /9 PM MDT/ this evening.
* IMPACTS...Heavy rainfall could trigger flash flooding or debris
flows in and near recent wildfire burn scars.
* ADDITIONAL DETAILS...
- There is a risk for heavy rainfall over the burn scar, which
may lead to flash flooding and debris flows.
- https://www.weather.gov/safety/flood
At 110 PM MDT, Doppler radar was tracking a cluster of strong
thunderstorms over Owyhee, or near Parma, moving northeast at 30 mph.
HAZARD...Wind gusts up to 40 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust reducing
visibilities. Minor damage to outdoor objects is possible.
This strong thunderstorm will be near...
Nyssa around 120 PM MDT.
New Plymouth around 130 PM MDT.
* WHAT...There is a threat of flash flooding caused by excessive
rainfall from thunderstorms through this evening.
* WHERE...Southeast Oregon
* WHEN...Until 8 PM PDT /9 PM MDT/ this evening.
* IMPACTS...Heavy rainfall could trigger flash flooding or debris
flows in and near recent wildfire burn scars.
* ADDITIONAL DETAILS...
- There is a risk for heavy rainfall over the burn scar, which
may lead to flash flooding and debris flows.
- https://www.weather.gov/safety/flood
* AFFECTED AREA...Much of Fire Weather Zone 625, including Adel,
Paisley, Summer Lake, Fort Rock and areas eastward.
* THUNDERSTORMS...Isolated thunderstorms continue this morning,
and will increase in coverage to scattered this afternoon and
evening.
* OUTFLOW WINDS...Gusts up to 45 mph. These outflow winds can
travel up to 25 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
The National Weather Service in Medford has issued a Red Flag
Warning, which is in effect from 2 PM this afternoon to 8 PM PDT
this evening.
* AFFECTED AREA...Much of Fire Weather Zone 624 northeast of
Klamath Falls. This includes Lakeview, Chiloquin, Chemult, and
the Freemont-Winema National Forest.
* THUNDERSTORMS...Isolated thunderstorms continue this morning,
and will increase in coverage to scattered this afternoon and
evening.
* OUTFLOW WINDS...Gusts up to 45 mph. These outflow winds can
travel up to 25 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
Thunderstorms will be capable of producing locally heavy rainfall
today, especially this afternoon and evening, over last year's burn
scars in the Ochoco-John Day Highlands.
* WHAT...Flash flooding and debris flows caused by excessive
rainfall are possible over the Falls, Crazy Creek, Rail Ridge, and
Wiley Flat burn scars.
* WHERE...A portion of central Oregon, including the following area,
Ochoco-John Day Highlands.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Moderate to heavy rainfall over the Falls, Crazy Creek,
Rail Ridge, and Wiley Flat burn scars is expected during the
period of the watch. Anyone in or near the Falls, Crazy Creek,
Rail Ridge, and Wiley Flat burn scars should prepare for potential
flooding impacts. Be sure to stay up to date with information from
local authorities. Heavy rainfall could trigger flash flooding and
debris flows in and near recent wildfire burn scars.
* ADDITIONAL DETAILS...
- National Weather Service Meteorologists are forecasting heavy
rainfall over the burn scars, which may lead to flash
flooding and debris flows.
- http://www.weather.gov/safety/flood
* AFFECTED AREA...In Oregon, Fire Weather Zone 670 Burns BLM.
* TIMING...Until 8 PM PDT this evening.
* WINDS...Northwest 10 to 15 mph with gusts up to 25 mph.
* RELATIVE HUMIDITY...As low as 25 percent.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
* THUNDERSTORMS...Scattered.
* OUTFLOW WINDS...Isolated gusts up to 50 mph.
...RED FLAG WARNING FOR SCATTERED LIGHTNING THIS EVENING...AND
AGAIN EARLY FRIDAY MORNING THROUGH LATE FRIDAY EVENING IN
SOUTHEAST OREGON...
.Scattered thunderstorms will increase early this morning in
southeast Oregon. Several rounds of thunderstorms are likely
through late this evening.
Gusty outflow winds and lightning, combined with low humidity this
afternoon, will continue to cause critical fire weather
conditions.
* AFFECTED AREA...In Oregon, Fire Weather Zones 670 Burns BLM,
672 Southern Grasslands, 673 Central Canyonlands and 674
Northwestern Vale BLM.
* TIMING...Until 11 PM MDT /10 PM PDT/ this evening.
* WINDS...
* RELATIVE HUMIDITY...
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
* THUNDERSTORMS...Scattered.
* OUTFLOW WINDS...Isolated gusts up to 50 mph.
* IMPACTS...Given the long stretch of dry and hot conditions,
lightning efficiency will be moderate for new fire starts. Any
fires that develop will likely spread rapidly.
* AFFECTED AREA...Mostly north of Summer Lake through tonight.
Friday afternoon includes areas near Paisley and north.
* THUNDERSTORMS...Scattered thunderstorms into early Friday
morning. Another round of scattered thunderstorms is expected
Friday afternoon.
* OUTFLOW WINDS...Gusts up to 45 mph. These outflow winds can
travel up to 25 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Some storms could be dry with gusty
outflows. Any overnight storms are more likely to produce
significantly less precipitation, or be completely dry.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* IMPACTS...Given the long stretch of dry and hot conditions,
lightning efficiency will be moderate for new fire starts. Any
fires that develop will likely spread rapidly.
* AFFECTED AREA...Mostly north of Summer Lake through tonight.
Friday afternoon includes areas near Paisley and north.
* THUNDERSTORMS...Scattered thunderstorms into early Friday
morning. Another round of scattered thunderstorms is expected
Friday afternoon.
* OUTFLOW WINDS...Gusts up to 45 mph. These outflow winds can
travel up to 25 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Some storms could be dry with gusty
outflows. Any overnight storms are more likely to produce
significantly less precipitation, or be completely dry.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* IMPACTS...Given the long stretch of dry and hot conditions,
lightning efficiency will be moderate for new fire starts. Any
fires that develop will likely spread rapidly.
* AFFECTED AREA...In Fire weather zone 623, the northeastern
portion north of Highway 140.
* THUNDERSTORMS...Scattered nocturnal thunderstorms.
* OUTFLOW WINDS...Gusts up to 45 mph. These outflow winds can
travel up to 25 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Some storms could be dry with gusty
outflows. Any overnight storms are more likely to produce
significantly less precipitation, or be completely dry.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* IMPACTS...Given the long stretch of dry and hot conditions,
lightning efficiency will be moderate for new fire starts. Any
fires that develop will likely spread rapidly.
* AFFECTED AREA...Roughly north of Highway 140 including Modoc
Point, Beatty and Chiloquin.
* THUNDERSTORMS...Scattered overnight thunderstorms across the
region.
* OUTFLOW WINDS...Gusts up to 45 mph. These outflow winds can
travel up to 25 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Some storms could be dry with gusty
outflows. Also, thunderstorms could continue into Thursday
night and early Friday morning. Any overnight storms are more
likely to produce significantly less precipitation, or be
completely dry.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
At 913 PM PDT, Doppler radar was tracking a strong thunderstorm near
Hines, or near Burns, moving northeast at 45 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Areas of blowing dust reducing
visibilities.
This strong thunderstorm will be near...
Burns and Hines around 920 PM PDT.
Idlewild Campground around 930 PM PDT.
Crow Flat Guard Station around 940 PM PDT.
Calamity Butte around 950 PM PDT.
...RED FLAG WARNING FOR SCATTERED LIGHTNING THIS EVENING...AND
AGAIN EARLY FRIDAY MORNING THROUGH LATE FRIDAY EVENING IN
SOUTHEAST OREGON...
.Scattered thunderstorms will decrease but not end tonight in
southeast Oregon and far southwest Idaho. Several more rounds
of thunderstorms are likely in southeast Oregon beginning early
Friday morning and lasting through late Friday evening.
Gusty outflow winds and lightning, combined with low humidity,
will continue to cause critical fire weather conditions.
* AFFECTED AREA...In Oregon, Fire Weather Zones 670 Burns BLM
and 672 Southern Grasslands.
* TIMING...From 2 AM to 10 PM PDT Friday.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
* THUNDERSTORMS...Scattered.
* OUTFLOW WINDS...Isolated gusts up to 50 mph.
