Excessive Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service San Francisco Bay Area
203 PM PDT Fri Oct 4 2024
CAZ508-510-512>515-050600-
/O.CON.KMTR.EH.W.0003.000000T0000Z-241006T0600Z/
San Francisco Bay Shoreline-East Bay Interior Valleys-
Santa Cruz Mountains-Santa Clara Valley...including San Jose-
Eastern Santa Clara Hills-East Bay Hills-
203 PM PDT Fri Oct 4 2024
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT
SATURDAY...
* WHAT...Dangerously hot conditions with temperatures up to 101.
* WHERE...San Francisco Bay Shoreline, East Bay Interior Valleys,
Santa Cruz Mountains, and Santa Clara Valley.
* WHEN...Until 11 PM PDT Saturday.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* ADDITIONAL DETAILS...Major HeatRisk (level 3 of 4) in the
valleys. Extreme HeatRisk (level 4 of 4) in the mountains.
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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service San Francisco Bay Area
203 PM PDT Fri Oct 4 2024
CAZ516>518-050600-
/O.CON.KMTR.EH.W.0003.000000T0000Z-241006T0600Z/
Southern Salinas Valley...Arroyo Seco...and Lake San Antonio-
Santa Lucia Mountains and Los Padres National Forest-
Mountains of San Benito and Interior Monterey County including
Pinnacles National Park-
203 PM PDT Fri Oct 4 2024
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT
SATURDAY...
* WHAT...Dangerously hot conditions with temperatures up to 100.
* WHERE...Southern Salinas Valley, Arroyo Seco, and Lake San
Antonio, Santa Lucia Mountains and Los Padres National Forest
and Mountains of San Benito and Interior Monterey County
including Pinnacles National Park.
* WHEN...Until 11 PM PDT Saturday.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* ADDITIONAL DETAILS...Major HeatRisk (level 3 of 4) in most areas
with more Extreme HeatRisk (level 4 of 4) interior Monterey
county.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.
Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service San Francisco Bay Area
203 PM PDT Fri Oct 4 2024
CAZ006-050600-
/O.UPG.KMTR.HT.Y.0012.000000T0000Z-241006T0600Z/
/O.EXB.KMTR.EH.W.0003.241005T1700Z-241006T0600Z/
San Francisco-
203 PM PDT Fri Oct 4 2024
...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 11 PM PDT
SATURDAY...
* WHAT...Dangerously hot conditions with temperatures up to 94
expected southeast portion of San Francisco county. Much cooler
temperatures are expected near the immediate coast and Golden
Gate Area.
* WHERE...The hottest locations will be in the vicinity of
Bayview, Mission, N and S Bernal Heights district.
* WHEN...From 10 AM to 11 PM PDT Saturday.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* ADDITIONAL DETAILS...Major HeatRisk (level 3 of 4) in the
southeast portion of county. Moderate HeatRisk (level 2 of 4)
elsewhere.
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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service San Francisco Bay Area
203 PM PDT Fri Oct 4 2024
CAZ502>504-050600-
/O.CON.KMTR.EH.W.0003.000000T0000Z-241006T0600Z/
Marin Coastal Range-Sonoma Coastal Range-
North Bay Interior Mountains-
203 PM PDT Fri Oct 4 2024
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT
SATURDAY...
* WHAT...Dangerously hot conditions with temperatures up to 98.
* WHERE...Marin Coastal Range, Sonoma Coastal Range and North
Bay Interior Mountains.
* WHEN...Until 11 PM PDT Saturday.
* IMPACTS...Extreme heat will significantly increase the
potential for heat related illnesses, particularly for those
working or participating in outdoor activities.
* ADDITIONAL DETAILS...Major HeatRisk (level 3 of 4) in most
areas with isolated locations with Extreme HeatRisk (level 4 of
4).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.
Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1242 PM PDT Fri Oct 4 2024
CAZ038-088-342>345-351>353-356>358-369>376-378>380-548-051300-
/O.CON.KLOX.EH.W.0009.241005T1700Z-241008T0300Z/
Cuyama Valley-Santa Clarita Valley-Santa Lucia Mountains-Southern
Salinas Valley-San Luis Obispo County Interior Valleys-San Luis
Obispo County Mountains-Santa Ynez Mountains Western Range-Santa
Ynez Mountains Eastern Range-Santa Barbara County Interior
Mountains-Lake Casitas-Ojai Valley-Central Ventura County Valleys-
Western Santa Monica Mountains Recreational Area-Eastern Santa
Monica Mountains Recreational Area-Calabasas and Agoura Hills-
Western San Fernando Valley-Eastern San Fernando Valley-
Southeastern Ventura County Valleys-Santa Susana Mountains-
Southern Ventura County Mountains-Interstate 5 Corridor-Western
San Gabriel Mountains and Highway 14 Corridor-Eastern San Gabriel
Mountains-Los Angeles County San Gabriel Valley-
Including the cities of Van Nuys, Pasadena, Lake Castaic,
Valencia, Northridge, Moorpark, Pomona, Fillmore, San Miguel,
Sunland, Gorman, Figueroa Mountain, Westlake Village, Irish
Hills, Montecito Hills, Woodland Hills, Chatsworth, Warm Springs,
The Angeles Crest Highway, San Rafael Mountain, Santa Margarita
Lake, San Marcos Pass, Burbank, Matilija, Mount Wilson, San
Gabriel, Rose Valley, Pyramid Lake, Mount Baldy, Meiners Oaks,
Universal City, Topatopa Mountains, Carrizo Plain, Lake
Nacimiento, Oat Mountain, Glendale, Acton, Big Pine Mountain,
Wrightwood, Tejon Pass, Malibu Bowl, Malibu Lake, El Monte,
Creston, Piru, La Panza Range, Oak View, Simi Valley, Atascadero,
Ojai, Mill Creek, East Los Angeles, New Cuyama, Templeton, Santa
Clarita, Hearst Castle, La Canada Flintridge, Paso Robles,
Thousand Oaks, Caliente Range, Newhall, Topanga, Shandon, Santa
Paula, and Newbury Park
1242 PM PDT Fri Oct 4 2024
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM SATURDAY TO 8
PM PDT MONDAY...
* WHAT...Dangerously hot conditions with high temperatures of 98 to
108 degrees common. Warm overnight lows in the lower mountains and
foothills of 75 to 85 common.
* WHERE...Most mountains and valleys of southwest California.
* WHEN...From 10 AM Saturday to 8 PM PDT Monday.
* IMPACTS...There is a high risk for dangerous heat illness for
anyone, especially for the very young, the very old, those without
air conditioning, and those active outdoors.
* ADDITIONAL DETAILS...It will be very dangerous to perform
strenuous activities during the late morning through early evening
hours, including the weekend. Use extreme caution when hiking or
biking anywhere in the warned area, including the popular Santa
Monica Mountains.
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. Avoid hiking and
strenuous outdoor activities during the late morning through early
evening hours.
&&
$$