Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Medford OR
116 PM PDT Fri Jul 11 2025
CAZ082>085-ORZ029>031-122315-
/O.CON.KMFR.HT.Y.0002.250712T2100Z-250715T0300Z/
South Central Siskiyou County-North Central and Southeast
Siskiyou County-Northeast Siskiyou and Northwest Modoc Counties-
Modoc County-Klamath Basin-Northern and Eastern Klamath County
and Western Lake County-Central and Eastern Lake County-
Including the cities of New Pine Creek, Valley Falls, Newell,
Paisley, Macdoel, Gilchrist, Bray, Davis Creek, Pondosa, Olene,
Alturas, Canby, Adel, Klamath Falls, Chemult, Midland, Lookout,
Fort Rock, Tulelake, Mount Shasta, McCloud, Crescent, Lakeview,
Day, Bly, Likely, Dunsmuir, Tennant, Adin, Altamont, Sprague
River, Dorris, and Beatty
116 PM PDT Fri Jul 11 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM 2 PM SATURDAY TO 8 PM PDT
MONDAY...
* WHAT...High temperatures of 95 to 100 are expected. Low
temperatures will be mainly in the mid to upper 50s.
* WHERE...Lake County and eastern Klamath County, South Central
Siskiyou County, North Central and Southeast Siskiyou County,
Northeast Siskiyou and Northwest Modoc Counties, Modoc County, and
Klamath Basin. This includes Klamath Falls, Lakeview, Mount
Shasta, and Alturas.
* WHEN...From 2 PM Saturday to 8 PM PDT Monday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
* ADDITIONAL DETAILS...Temperatures will likely only be a couple to
a few degrees cooler on Tuesday and Wednesday.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Reno NV
1242 PM PDT Fri Jul 11 2025
CAZ070-NVZ001-003>005-130000-
/O.EXT.KREV.HT.Y.0002.250712T1800Z-250716T1800Z/
Western Nevada Basin and Range including Pyramid Lake-Surprise
Valley California-Northern Washoe County-Mineral and Southern
Lyon Counties-Greater Reno-Carson City-Minden Area-
Including the cities of Eagleville, Lovelock, Fort Bidwell,
Hawthorne, Silver Springs, Verdi, Fernley, Fallon, Empire,
Cedarville, Virginia City, Sparks, Nixon, Mina, Imlay,
Gardnerville, Schurz, Yerington, Smith Valley, and Gerlach
1242 PM PDT Fri Jul 11 2025
...HEAT ADVISORY NOW IN EFFECT FROM 11 AM SATURDAY TO 11 AM PDT
WEDNESDAY...
* WHAT...High temperatures of 98-105 degrees expected with overnight
low temperatures in the upper 60s and lower 70s. Widespread Major
HeatRisk with isolated areas of Extreme HeatRisk.
* WHERE...In California, Surprise Valley California. In Nevada,
Northern Washoe County, Western Nevada Basin and Range including
Pyramid Lake, Greater Reno-Carson City-Minden Area, and Mineral
and Southern Lyon Counties.
* WHEN...From 11 AM Saturday to 11 AM PDT Wednesday.
* IMPACTS...Heat related illnesses increase significantly during
heat events, particularly for those working or participating in
outdoor activities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
JC
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
1211 PM PDT Fri Jul 11 2025
NVZ030-033-036>038-040-041-121500-
/O.NEW.KLKN.HT.Y.0005.250713T1800Z-250715T0400Z/
Humboldt-Southeastern Elko-Northern Lander and Northern Eureka-
Southern Lander and Southern Eureka-Southwest Elko-Northwestern
Nye-Northeastern Nye-
Including the cities of Pinto Summit, Palisade, Crescent Valley,
West Wendover, Eureka Airport, Argenta, Ryndon, Tonopah, Beowawe,
Battle Mountain, Garden Pass, Round Mountain, Diamond Valley,
Elko, Lee, Blue Eagle Ranch, Valmy, Winnemucca, Spring Creek,
Manhattan, Emigrant Pass, Duckwater, South Fork, Dufferena,
Lamoille, Eureka, Jiggs, Golconda, Hickison Summit, Grass Valley,
and Dunphy
1211 PM PDT Fri Jul 11 2025
...HEAT ADVISORY IN EFFECT FROM 11 AM SUNDAY TO 9 PM PDT MONDAY...
* WHAT...High temperatures of 95 to 100 degrees in the valleys.
* WHERE...Northern Lander and Northern Eureka, Southern Lander and
Southern Eureka, Southeastern Elko, Southwest Elko, Humboldt,
Northeastern Nye, and Northwestern Nye Counties.
* WHEN...From 11 AM Sunday to 9 PM PDT Monday.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
90
URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1202 PM PDT Fri Jul 11 2025
ORZ041-044-507-WAZ024-026>029-122200-
/O.NEW.KPDT.HT.Y.0004.250712T1900Z-250715T0300Z/
Eastern Columbia River Gorge of Oregon-Lower Columbia Basin of
Oregon-Foothills of the Northern Blue Mountains of Oregon-Eastern
Columbia River Gorge of Washington-Kittitas Valley-Yakima Valley-
Lower Columbia Basin of Washington-Foothills of the Blue
Mountains of Washington-
Including the cities of Dayton, Arlington, The Dalles, Pilot
Rock, Boardman, Yakima, Pendleton, White Salmon, Walla Walla,
Hermiston, Ione, Ellensburg, Athena, Tri-Cities, Naches,
Toppenish, Connell, Waitsburg, Prosser, Thorp, and Sunnyside
1202 PM PDT Fri Jul 11 2025
...HEAT ADVISORY IN EFFECT FROM NOON SATURDAY TO 8 PM PDT MONDAY...
* WHAT...Hot conditions with temperatures around 100 degrees
expected. This will pose a moderate to major risk of heat-related
illness.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington,
Lower Columbia Basin of Oregon and Washington, Foothills of the
Northern Blue Mountains of Oregon, Kittitas Valley, Yakima Valley,
and Foothills of the Blue Mountains of Washington.
* WHEN...From noon Saturday to 8 PM PDT Monday.
* IMPACTS...Hot temperatures may cause heat illnesses. Extreme heat
will significantly increase the risk of heat-related illnesses for
much of the population, especially those who are heat sensitive
and those without effective cooling or adequate hydration.
* ADDITIONAL DETAILS...Temperatures are expected to peak on Sunday.
Afternoon highs may reach as high as 105 degrees across the lower
Columbia Basin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.
Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when possible.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
For sheltering information and other human services in your area,
dial 2 1 1 during business hours or visit 211info.org for Oregon or
wa211.org for Washington anytime.
&&
$$
CE
URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
1142 AM PDT Fri Jul 11 2025
IDZ007-008-121845-
/O.NEW.KMSO.HT.Y.0005.250712T1900Z-250715T0300Z/
Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region-
1142 AM PDT Fri Jul 11 2025
...HEAT ADVISORY IN EFFECT FROM NOON SATURDAY TO 8 PM PDT MONDAY...
* WHAT...Major risk of heat effects expected. High temperatures will
range from 100 to 108 degrees. Sunday will be the hottest day.
Overnight lows will drop down to the 60s to low 70s.
* WHERE...Lower Hells Canyon/Salmon River Region and
Orofino/Grangeville Region.
* WHEN...From noon Saturday to 8 PM PDT Monday.
* IMPACTS...This level of heat affects anyone without effective
cooling and/or adequate hydration. Impacts likely in some health
systems, heat-sensitive industries and infrastructure.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
