...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THURSDAY...

* WHAT...High temperatures of 100 to 110 degrees expected.

* WHERE...In California, the valleys of western and central
Siskiyou County. In Oregon, far eastern Curry County and
portions of Josephine and Jackson Counties. This includes the
Illinois, Applegate, Rogue, Shasta and Klamath River Valley
and the communities of Medford, Grants Pass, Cave Junction,
Ruch, Yreka, Happy Camp, Shady Cove and Ashland.

* WHEN...From 11 AM today to 11 PM PDT Thursday.

* IMPACTS...Hot temperatures may cause heat illnesses to occur.

* ADDITIONAL DETAILS...Overnight temperatures will be warm as
well during this time period, and may limit relief from the
daytime heat. Cloud cover from anticipated
showers/thunderstorms may limit how warm temperatures get
during the day and how cool they get during the overnight
hours. Temperatures will lower by a few degrees Thursday, but
will still be hot.

* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr

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.

&&

...Abundant Lightning On Dry Fuels Expected Tonight into
Thursday...

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THURSDAY FOR
ABUNDANT LIGHTNING ON DRY FUELS FOR FIRE WEATHER ZONES 280, 281,
284, 285, 617, 621, 622, 623, 624, AND 625...

* Impacts: Lightning and high fire danger will likely result in
new fire starts. Gusty thunderstorm winds could contribute to
fire spread. Despite rainfall, initial attack resources could
be overwhelmed and holdover fires are possible.

* Affected area: - In northern CA, portions of Fire Zones 280...
281...284 and 285. In zone 280, this includes the McKinney and
Yeti Fires and the Scott and Seiad Valley today, then the
McKinney Fire and Scott Valley tonight and Thursday. In zones
281, 284,and 285 this includes Yreka, Macdoel, Tennant, Canby,
Alturas, and portions of the Klamath and Modoc National Forests.
In southern Oregon, portions of Fire Zones 617...620...621...
622...623... 624...and 625, including the Windigo Fire, Ashland,
Medford, Prospect, Crater Lake, Toketee Falls, Klamath Falls,
Chemult, Paisley, Lakeview, and portions of the Umpqua, Rogue
River-Siskiyou, and Fremont-Winema National Forests.

* Thunderstorms: Isolated tonight into Thursday morning, then
isolated to scattered Thursday afternoon and evening with
abundant lightning. Storms may be on the dry side through
Thursday morning, then become wetter. Winds will be gusty and
erratic in and near thunderstorms.

* View the hazard area in detail at:
https://www.wrh.noaa.gov/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Abundant lightning on existing very dry fuels could cause
numerous new fire ignitions. Gusty and erratic outflow winds
could also create extreme fire growth potential.

&&