* WHAT...Hot conditions with temperatures up to 101 to 103 degrees
expected. This will pose a moderate to locally major risk of
heat-related illness.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington,
Foothills of the Northern Blue Mountains of Oregon, and Foothills
of the Blue Mountains of Washington.
* WHEN...From noon Tuesday to 10 PM PDT Wednesday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...High temperatures around 101 to 105 with low temperatures
between 67 and 70 degrees.
* WHERE...The valleys within Jackson and Josephine Counties.
* WHEN...Until 8 PM PDT Tuesday.
* IMPACTS...Hot temperatures and warm overnight lows may affect
anyone without adequate hydration or access to cooling facilities.
At 521 PM PDT, Doppler radar was tracking a strong thunderstorm over
Williams, or 13 miles south of Grants Pass. This storm was nearly
stationary.
HAZARD...Gusty outflow winds in excess of 40 mph. These outflow
winds are traveling northward and may travel several miles
away from the thunderstorm itself.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Grants Pass, Rogue River, Gold Hill, Cathedral Hills Trails,
Schroeder Park, Griffin Park, Valley Of The Rogue State Park, Tom
Pearce Park, Applegate, Redwood, Whitehorse Park, Williams,
Harbeck-Fruitdale, Provolt, Wilderville, and Murphy.
...DRY AND A SLIGHT CHANCE FOR THUNDERSTORMS TUESDAY AFTERNOON
INTO WEDNESDAY...
.A slight chance for thunderstorms develop Tuesday afternoon as an
upper level disturbance shifts south to north across the forecast
area into Wednesday.
The National Weather Service in Portland has issued a Fire
Weather Watch for thunderstorms, which is in effect from Tuesday
afternoon through Wednesday evening.
* AFFECTED AREA...In Oregon, Fire Weather Zone 685 Southern
Willamette Valley, Fire Weather Zone 687 Central Oregon
Cascade Foothills, Fire Weather Zone 689 Northern Willamette
National Forest and Fire Weather Zone 690 Southern Willamette
National Forest.
* THUNDERSTORMS...2 (A slight chance of thunderstorms).
* IMPACTS...Lightning and critically dry fuels may result in
numerous fire starts. Thunderstorm outflow winds may result in
erratic fire spread.
...DRY AND A SLIGHT CHANCE FOR THUNDERSTORMS TUESDAY AFTERNOON
INTO WEDNESDAY...
.A slight chance for thunderstorms develop Tuesday afternoon as an
upper level disturbance shifts south to north across the forecast
area into Wednesday.
The National Weather Service in Portland has issued a Fire
Weather Watch for thunderstorms, which is in effect from Tuesday
afternoon through Wednesday evening.
* AFFECTED AREA...In Oregon, Fire Weather Zone 684 Northern and
Central Willamette Valley, Fire Weather Zone 686 Northern
Oregon Cascade Foothills and Fire Weather Zone 688 Mt. Hood
National Forest Region.
* THUNDERSTORMS...2 (A slight chance of thunderstorms).
* IMPACTS...Lightning and critically dry fuels may result in
numerous fire starts.
* WHAT...Hot conditions with temperatures up to 104 degrees
expected. This will pose a major risk of heat-related illness.
* WHERE...Lower Columbia Basin of Oregon and Washington, Kittitas
Valley, and Yakima Valley.
* WHEN...From noon Tuesday to 10 PM PDT Thursday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
* WHAT...Hot conditions with temperatures up to 101 to 103 degrees
expected. This will pose a moderate to locally major risk of
heat-related illness.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington,
Foothills of the Northern Blue Mountains of Oregon, and Foothills
of the Blue Mountains of Washington.
* WHEN...From noon Tuesday to 10 PM PDT Wednesday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
...THUNDERSTORMS TO INCREASE CHANCES OF RED FLAG CONDITIONS LATER
TUESDAY INTO WEDNESDAY...
The National Weather Service in Pendleton has issued a Fire
Weather Watch for abundant lightning, which is in effect from
Tuesday afternoon through Wednesday afternoon.
* AFFECTED AREA...Fire Weather Zones 610 East Slopes of Central
Oregon Cascades, 611 Deschutes National Forest, Sisters Ranger
District, 639 East Slopes of the Northern Oregon Cascades and
640 Central Mountains of Oregon.
* IMPACTS...Any lightning strikes combined with hot and dry
conditions could cause new fire starts.
* THUNDERSTORMS...Isolated to scattered dry thunderstorms are
possible.
The National Weather Service in Medford has issued a Fire Weather
Watch, which is in effect from Tuesday afternoon through Tuesday
evening.
* IMPACTS...Given the recent prolonged stretch of very hot and
very dry conditions, lightning efficiency will be high to very
high for fire starts. Any fires that develop will likely
spread rapidly.
* AFFECTED AREA...Portions of fire weather zone 616 east of the
I-5 corridor...All of fire weather zone 617...Much of fire
weather zones 623 and 624...All of fire weather zone 625.
* THUNDERSTORMS...Isolated to scattered thunderstorms are possible
Tuesday. Lightning strikes outside of precipitation cores are
possible and cause for concern.
* OUTFLOW WINDS...Gusts up to 35 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
...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY FOR
STRONG GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONE 622...
The National Weather Service in Medford has issued a Red Flag
Warning, which is in effect from 2 PM to 8 PM PDT Tuesday.
* IMPACTS...Given the recent prolonged stretch of very hot and
very dry conditions, lightning efficiency will be high to very
high for fire starts. Any fires that develop will likely spread
rapidly. Additionally, winds and critically dry humidities will
allow for new and existing fires to grow rapidly out of control.
* AFFECTED AREA...For the Red Flag Warning today: Areas south of
Ashland in fire weather zone 622. For the Red Flag Warning
Tuesday: The southeastern portion of Zone 622 which includes the
Rogue Valley and the Salt Creek Fire.
* THUNDERSTORMS...Thunderstorms are expected today. Lightning
strikes outside of precipitation cores are possible and cause
for concern.
* OUTFLOW WINDS...Gusts up to 35 mph. These outflow winds can
travel up to 50 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Thunderstorms will be a mix of wet
and dry storms. Isolated thunderstorms are possible late
tonight into Monday morning and again Monday night into
Tuesday.
* WIND...South 15 to 20 mph with gusts 25 to 30 mph. Winds shift
to the west to northwest around 1700 local time.
* HUMIDITY...10 to 15 percent.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
...RED FLAG WARNING IN EFFECT FROM 2 PM TO 8 PM PDT TUESDAY FOR
STRONG GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONE 622...
The National Weather Service in Medford has issued a Red Flag
Warning, which is in effect from 2 PM to 8 PM PDT Tuesday.
* IMPACTS...Given the recent prolonged stretch of very hot and
very dry conditions, lightning efficiency will be high to very
high for fire starts. Any fires that develop will likely spread
rapidly. Additionally, winds and critically dry humidities will
allow for new and existing fires to grow rapidly out of control.
* AFFECTED AREA...For the Red Flag Warning today: Areas south of
Ashland in fire weather zone 622. For the Red Flag Warning
Tuesday: The southeastern portion of Zone 622 which includes the
Rogue Valley and the Salt Creek Fire.
* THUNDERSTORMS...Thunderstorms are expected today. Lightning
strikes outside of precipitation cores are possible and cause
for concern.
* OUTFLOW WINDS...Gusts up to 35 mph. These outflow winds can
travel up to 50 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Thunderstorms will be a mix of wet
and dry storms. Isolated thunderstorms are possible late
tonight into Monday morning and again Monday night into
Tuesday.
* WIND...South 15 to 20 mph with gusts 25 to 30 mph. Winds shift
to the west to northwest around 1700 local time.
* HUMIDITY...10 to 15 percent.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* IMPACTS...Given the recent prolonged stretch of very hot and
very dry conditions, lightning efficiency will be high to very
high for fire starts. Any fires that develop will likely
spread rapidly.
* AFFECTED AREA...The Siskiyou Mountains in fire weather zone 621
and areas south of Cave Junction in fire weather zone 620.
* THUNDERSTORMS...Isolated to scattered thunderstorms are
expected today. Lightning strikes outside of precipitation cores
are possible and cause for concern.
* OUTFLOW WINDS...Gusts up to 35 mph. These outflow winds can
travel up to 50 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Thunderstorms will be a mix of wet
and dry storms. Isolated thunderstorms are possible late
tonight into Monday morning and again Monday night into
Tuesday.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Dangerously hot conditions with high temperatures up to
110 possible at low elevations. Hottest days Sunday and Monday.
* WHERE...Portions of south central, southwest and west central
Idaho and southeast Oregon.
* WHEN...From Thursday afternoon through Monday evening.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* WHAT...High concentration of smoke particulates from wildfires in
Oregon and northern California.
* WHERE...Baker, Harney, and Malheur Counties.
* WHEN...AIR QUALITY ALERT IN EFFECT UNTIL NOON PDT WEDNESDAY.|
* IMPACTS...Smoke can irritate the eyes, lungs and worsen some
medical conditions. People most at risk to adverse health effects
include infants, young children, people with heart or lung
disease, older adults, and pregnant women.
* ADDITIONAL DETAILS...Smoke levels can change rapidly depending on
weather. Check current conditions on the Oregon Smoke Information
Blog, DEQ's Air Quality Index, or by downloading the free
OregonAIR app on your smartphone.
* WHAT...Daytime temperatures between 95 to 100 expected. Overnight
lows between 65 to 70 will limit chances to recover from the heat
Tuesday night.
* WHERE...In Oregon, Central Columbia River Gorge I-84 Corridor,
East Portland Metro, Inner Portland Metro, and West Columbia River
Gorge I-84 Corridor. In Washington, Central Columbia River Gorge
SR 14 Corridor, East Clark County Lowlands, Inner Vancouver Metro,
and West Columbia River Gorge SR 14 Corridor.
* WHEN...From 11 AM Tuesday to 8 AM PDT Wednesday.
* IMPACTS...Hot temperatures may cause heat illnesses.
Oregon Department of Environmental Quality has issued an Air Quality
Advisory...IN EFFECT UNTIL NOON PDT WEDNESDAY.
A Smoke Air Quality Advisory has been issued. Wildfires burning in
the region combined with forecasted conditions will cause air
quality to reach unhealthy levels.
Pollutants in smoke can cause burning eyes...runny nose...aggravate
heart and lung diseases...and aggravate other serious health
problems. Limit outdoor activities and keep children indoors if it
is smoky. Please follow medical advice if you have a heart or lung
condition.
For additional information...please visit the Web site at
http://www.oregon.gov/DEQ
* IMPACTS...Given the recent prolonged stretch of very hot and
very dry conditions, lightning efficiency will be high to very
high for fire starts. Any fires that develop will likely
spread rapidly.
* AFFECTED AREA...The Siskiyou Mountains and areas south of
Ashland and Cave Junction in fire weather zones 620 and 622.
* THUNDERSTORMS...Thunderstorms are expected today. Lightning
strikes outside of precipitation cores are possible and cause
for concern.
* OUTFLOW WINDS...Gusts up to 35 mph. These outflow winds can
travel up to 50 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Thunderstorms will be a mix of wet
and dry storms. Isolated thunderstorms are possible late
tonight into Monday morning and again Monday night into
Tuesday.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...High temperatures around 101 to 105 with low temperatures
between 67 and 70 degrees.
* WHERE...The valleys within Jackson and Josephine Counties.
* WHEN...Until 8 PM PDT Tuesday.
* IMPACTS...Hot temperatures and warm overnight lows may affect
anyone without adequate hydration or access to cooling facilities.
* WHAT...High concentration of smoke particulates from wildfires
burning in Oregon and northern California
* WHERE...Harney and Malheur Counties.
* WHEN....AIR QUALITY ALERT IN EFFECT UNTIL NOON PDT MONDAY.
* IMPACTS...Smoke can irritate the eyes, lungs and worsen some
medical conditions. People most at risk to adverse health effects
include infants, young children, people with heart or lung
disease, older adults, and pregnant women.
* ADDITIONAL DETAILS...Smoke levels can change rapidly depending on
weather. Check current conditions on the Oregon Smoke Information
Blog, DEQ's Air Quality Index, or by downloading the free
OregonAIR app on your smartphone.
* IMPACTS...Given the recent prolonged stretch of very hot and
very dry conditions, lightning efficiency will be high to very
high for fire starts. Any fires that develop will likely
spread rapidly.
* AFFECTED AREA...Portions of Fire Weather Zones 620 and622
south of a line roughly from Merlin to Butte Falls. This
includes the Rogue, Illinois and Applegate Valleys.
* THUNDERSTORMS...Isolated to scattered thunderstorms are
expected Monday. Lightning strikes outside of precipitation
cores are possible and cause for concern.
* OUTFLOW WINDS...Gusts up to 35 mph. These outflow winds can
travel up to 50 miles away from the thunderstorm that caused
it.
* ADDITIONAL INFORMATION...Thunderstorms will be a mix of wet
and dry storms. Isolated thunderstorms are possible late
tonight into Monday morning and again Monday night into
Tuesday.
* DETAILED URL...View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
