* WHAT...Temperatures of 100 to 110 expected.
* WHERE...Central Douglas County including the cities of Roseburg
and Camas Valley.
* WHEN...From 8 AM Thursday to 9 PM PDT Monday.
* IMPACTS...Hot temperatures may cause heat illnesses.
* WHAT...Dangerously hot conditions with heat index values up to 101
expected.
* WHERE...In California, Central Siskiyou County and Western
Siskiyou County. In Oregon, Eastern Curry County and Josephine
County and Jackson County.
* WHEN...From 8 AM Thursday to 9 PM PDT Monday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* WHAT...Dangerously hot conditions with high temperatures between
95 and 100 degrees and low temperatures in the low to mid 50s
possible.
* WHERE...In California, northeast Siskiyou County and areas west of
the Warner Mountains in Modoc County, including Alturas, Tionesta,
and Macdoel. In Oregon, Klamath County east of the Cascades and
Lake County, including Klamath Falls, Chemult, Crescent, Bly,
Lakeview, Adel, and Summer Lake.
* WHEN...From Thursday morning through Sunday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* WHAT...Dangerously hot conditions with high temperatures between
100 and 115 degrees and low temperatures in the mid 60s possible.
* WHERE...In California, western Siskiyou County including Weed,
Yreka, McCloud, and area valleys. In Oregon, areas between the
coast and the Cascades including the Illinois Valley, Roseburg,
Grants Pass, Medford, and Ashland.
* WHEN...From Thursday morning through Sunday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* WHAT...Dangerously hot conditions with temperatures up to 103
possible.
* WHERE...Portions of northwest and west central Oregon and
southwest Washington.
* WHEN...From Thursday afternoon through Sunday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
...Gusty Northeast Winds and Poor Humidity Recovery for the Ridges
of the Western Siskiyou National Forest Wednesday Night...
.Gusty northeast winds on the ridges of Curry, far southern Coos,
and western Josephine counties will develop on Tuesday night,
weaken slightly during Wednesday, then strengthen again Wednesday
night. Humidity recovery on Tuesday night will remain above
critical thresholds, but poor humidity recovery is expected
Wednesday night.
The National Weather Service in Medford has issued a Fire Weather
Watch, which is in effect from Wednesday evening through Thursday
morning.
* IMPACTS...Any fires that develop will likely spread rapidly,
even at night. Outdoor burning is banned.
* AFFECTED AREA...Fire weather zone 619 and the western portion of
fire weather zone 620. This includes the higher terrain of
Curry, far southern Coos, and western Josephine counties,
including the Kalmiopsis Wilderness.
* WIND...Northeast 20 to 30 mph with gusts to 45 mph.
* HUMIDITY...Poor recovery with the highest relative humidity
values of 20 to 35% overnight.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Dangerously hot conditions with temperatures up to 102
possible.
* WHERE...Portions of northwest and west central Oregon and
southwest Washington.
* WHEN...From Thursday afternoon through Sunday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Hot conditions over a few days with high temperatures
between 95 and 100 degrees and low temperatures in the low to mid
50s.
* WHERE...In California, northeast Siskiyou County and areas west of
the Warner Mountains in Modoc County, including Alturas, Tionesta,
and Macdoel. In Oregon, Klamath County east of the Cascades and
Lake County, including Klamath Falls, Chemult, Crescent, Bly,
Lakeview, Adel, and Summer Lake.
* WHEN...From Thursday morning through Sunday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Dangerously hot conditions over a few days with high
temperatures between 100 and 115 degrees and low temperatures in
the mid 60s.
* WHERE...In California, western Siskiyou County including Weed,
Yreka, McCloud, and area valleys. In Oregon, areas between the
coast and the Cascades including the Illinois Valley, Roseburg,
Grants Pass, Medford, and Ashland.
* WHEN...From Thursday morning through Sunday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Dangerously hot conditions over a few days with high
temperatures between 100 and 110 degrees and Low temperatures in
the mid 60's.
* WHERE...In California, western Siskiyou County including Weed,
Yreka, McCloud, and area valleys. In Oregon, areas between the
coast and the Cascades including the Illinois Valley, Roseburg,
Grants Pass, Medford, and Ashland.
* WHEN...From Thursday morning through Saturday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Hot conditions over a few days with high temperatures
between 95 and 100 degrees and low temperatures in the low to mid
50's.
* WHERE...In California, northeast Siskiyou County and areas west of
the Warner Mountains in Modoc County, including Alturas, Tionesta,
and Macdoel. In Oregon, Klamath County east of the Cascades and
Lake County, including Klamath Falls, Chemult, Crescent, Bly,
Lakeview, Adel, and Summer Lake.
* WHEN...From Thursday morning through Saturday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Dangerously hot conditions with heat index values between
90 and 95 degrees possible.
* WHERE...In California, northeast Siskiyou County and areas west of
the Warner Mountains in Modoc County, including Alturas, Tionesta,
and Macdoel. In Oregon, Klamath County east of the Cascades and
Lake County, including Klamath Falls, Chemult, Crescent, Bly,
Lakeview, Adel, and Summer Lake.
* WHEN...From Thursday morning through Saturday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* WHAT...Dangerously hot conditions with heat index values between
95 and 105 degrees possible.
* WHERE...In California, western Siskiyou County including Weed,
Yreka, McCloud, and area valleys. In Oregon, areas between the
coast and the Cascades including the Illinois Valley, Roseburg,
Grants Pass, Medford, and Ashland.
* WHEN...From Thursday morning through Saturday evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
...SCATTERED THUNDERSTORMS WITH GUSTY OUTFLOW WINDS INTO THIS
EVEING...
...LOW HUMIDITY AND STRONG SUSTAINED WINDS IN SOUTHEAST OREGON
THIS AFTERNOON INTO EARLY THIS EVENING...
.Scattered thunderstorms will continue to spread north and east
across extreme eastern Oregon and southwest Idaho. Thunderstorms
are expected to end in southeast Oregon by late this afternoon,
but sustained winds and low humidity will keep red flag conditions
going. Thunderstorms will persist in southwest and west-central
Idaho through this evening. These storms have been producing a
great deal of lightning, and numerous fire starts have already
been reported.
* Thunderstorms...Scattered thunderstorms ending this afternoon,
followed by winds and low RH this afternoon into this evening.
* Winds...Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidity...As low as 11 percent.
* Timing...Until 9 PM MDT /8 PM PDT/ this evening.
At 309 PM MDT, Doppler radar was tracking a strong thunderstorm near
Wilder, or near Parma, moving northeast at 40 mph.
HAZARD...Wind gusts up to 50 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
This strong thunderstorm will be near...
Parma, Wilder, and Notus around 310 PM MDT.
Emmett and Letha around 340 PM MDT.
...SCATTERED THUNDERSTORMS WITH GUSTY OUTFLOW WINDS...
...LOW HUMIDITY AND STRONG SUSTAINED WINDS IN SOUTHEAST OREGON
THIS AFTERNOON...
.Scattered thunderstorms have developed and will spread north and
east this morning across southeast Oregon and southwest Idaho.
Thunderstorms are expected to end in southeast Oregon by early
this afternoon, but an increase in sustained winds and low
humidity will keep red flag conditions going. Thunderstorms will
persist into southwest and west-central Idaho through this
evening.
The National Weather Service in Boise has issued a Red Flag
Warning for lightning and winds and low relative humidity, which
is in effect until 9 PM MDT this evening.
* Thunderstorms...Scattered thunderstorms ending this afternoon,
followed by winds and low RH this afternoon into this evening.
* Winds...Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidity...As low as 11 percent.
* Timing...Until 9 PM MDT /8 PM PDT/ this evening.
...SCATTERED THUNDERSTORMS BEGINNING EARLY WEDNESDAY MORNING WITH
GUSTY OUTFLOW WINDS... ...LOW HUMIDITY AND STRONG SUSTAINED WINDS
IN SOUTHEAST OREGON WEDNESDAY AFTERNOON...
.Scattered thunderstorms will develop and spread north and east
this morning across southeast Oregon and southwest Idaho.
Thunderstorms are expected to end in southeast Oregon by early
Wednesday afternoon, but an increase in sustained winds amidst low
humidity will occur. Thunderstorms will persist into southwest
and west- central Idaho through Wednesday evening.
* Thunderstorms...Scattered thunderstorms beginning early
Wednesday morning and ending Wednesday afternoon.
* Winds...Southwest 15 to 25 mph with gusts up to 40 mph.
* Relative Humidity...As low as 11 percent.
* Timing...Until 9 PM MDT /8 PM PDT/ this evening.
...Gusty winds and Low RH will create critical fire weather
conditions for some areas east of the Cascades this afternoon and
evening...
* IMPACTS...Any fires that develop will likely spread rapidly.
Outdoor burning is banned during fire season.
* AFFECTED AREA...Portions of Oregon Fire Weather Zones 624 and
625 and also California Fire Weather Zone 285.
* WIND...Southwest 20 to 30 mph with gusts to 40 mph shifting to
the west-northwest during the evening.
* AFTERNOON MINIMUM HUMIDITY...10 to 15 percent.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
...SCATTERED THUNDERSTORMS BEGINNING EARLY WEDNESDAY MORNING WITH
GUSTY OUTFLOW WINDS...
...LOW HUMIDITY AND STRONG SUSTAINED WINDS IN SOUTHEAST OREGON
WEDNESDAY AFTERNOON...
.Scattered thunderstorms will develop early Wednesday morning
across southeast Oregon and southwest Idaho. Thunderstorms are
expected to end in southeast Oregon by early Wednesday afternoon,
but an increase in sustained winds amidst low humidity will
occur. Thunderstorms will persist into southwest and west-central
Idaho through Wednesday evening.
* Thunderstorms...Scattered thunderstorms beginning early
Wednesday morning and ending Wednesday afternoon.
* Winds...Gusty and erratic outflow winds to 50 mph through
early afternoon. Sustained winds increase to 15 to 20 mph with
gusts to 30 mph in the afternoon.
* Relative Humidity...10 to 19%.
* Timing...From 3 AM MDT /2 AM PDT/ to 9 PM MDT /8 PM PDT/
Wednesday.
...SCATTERED THUNDERSTORMS BEGINNING EARLY WEDNESDAY MORNING WITH
GUSTY OUTFLOW WINDS...
...LOW HUMIDITY AND STRONG SUSTAINED WINDS IN SOUTHEAST OREGON
WEDNESDAY AFTERNOON...
.Scattered thunderstorms will develop early Wednesday morning
across southeast Oregon and southwest Idaho. Thunderstorms are
expected to end in southeast Oregon by early Wednesday afternoon,
but an increase in sustained winds amidst low humidity will occur.
Thunderstorms will persist into southwest and west-central Idaho
through Wednesday evening.
* Thunderstorms...Scattered thunderstorms beginning early
Wednesday morning and ending Wednesday afternoon.
* Winds...Gusty and erratic outflow winds to 50 mph through early
afternoon. Sustained winds increase to 15 to 20 mph with gusts
to 30 mph in the afternoon.
* Relative humidity...10 to 19%.
* Timing...From 3 AM MDT /2 AM PDT/ to 9 PM MDT /8 PM PDT/
Wednesday.
