weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service San Francisco Bay Area
814 PM PDT Wed Jul 17 2024

CAZ503-504-506-510-513>515-517-518-181300-
/O.CON.KMTR.HT.Y.0006.240718T1700Z-240720T0600Z/
Sonoma Coastal Range-North Bay Interior Mountains-
North Bay Interior Valleys-East Bay Interior Valleys-
Santa Clara Valley...including San Jose-Eastern Santa Clara Hills-
East Bay Hills-
Santa Lucia Mountains and Los Padres National Forest-
Mountains of San Benito and Interior Monterey County including
Pinnacles National Park-
814 PM PDT Wed Jul 17 2024

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM THURSDAY TO 11 PM
PDT FRIDAY...

* WHAT...Dangerously hot conditions with daytime temperatures
  reaching the upper 90s to lower 100s. Far inland temperatures
  may reach 110 degrees.

* WHERE...Interior portions of the North Bay, East Bay, and
  South Bay, as well as interior portions of Monterey and San
  Benito counties.

* WHEN...From 10 AM Thursday to 11 PM PDT Friday.

* IMPACTS...Moderate HeatRisk across inland areas. This level of
  heat affects individuals sensitive to heat, especially those
  without effective cooling and/or adequate hydration.

* ADDITIONAL DETAILS...The hottest day will be Friday.

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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/mtr


Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
852 PM PDT Wed Jul 17 2024

PZZ475-181200-
/O.CON.KEKA.SC.Y.0082.240718T1000Z-240719T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
852 PM PDT Wed Jul 17 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM THURSDAY TO
3 AM PDT FRIDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and
  seas 5 to 7 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...From 3 AM Thursday to 3 AM PDT Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
843 PM PDT Wed Jul 17 2024

PZZ540-181145-
/O.CON.KMTR.SC.Y.0130.000000T0000Z-240719T1600Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 nm-
843 PM PDT Wed Jul 17 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt
  expected.

* WHERE...Coastal Waters from Point Arena to Point Reyes
  California out to 10 nm.

* WHEN...Until 9 AM PDT Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
843 PM PDT Wed Jul 17 2024

PZZ560-181145-
/O.EXP.KMTR.SC.Y.0130.000000T0000Z-240718T0400Z/
/O.CON.KMTR.SC.Y.0131.240718T2200Z-240719T0400Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 nm-
843 PM PDT Wed Jul 17 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM TO 9 PM PDT
THURSDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PDT THIS EVENING...

* WHAT...Northwest winds 10 to 15 kt expected.

* WHERE...Coastal Waters from Pigeon Point to Point Pinos
  California out to 10 nm.

* WHEN...For the first Small Craft Advisory, until 9 PM PDT this
  evening. For the second Small Craft Advisory, from 3 PM to 9
  PM PDT Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
843 PM PDT Wed Jul 17 2024

PZZ570-181145-
/O.CON.KMTR.SC.Y.0130.000000T0000Z-240719T1600Z/
Waters from Point Arena to Point Reyes 10-60 NM-
843 PM PDT Wed Jul 17 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt
  expected.

* WHERE...Waters from Point Arena to Point Reyes 10-60 NM.

* WHEN...Until 9 AM PDT Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
843 PM PDT Wed Jul 17 2024

PZZ571-181145-
/O.CON.KMTR.SC.Y.0130.000000T0000Z-240719T1600Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
843 PM PDT Wed Jul 17 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt
  expected.

* WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM.

* WHEN...Until 9 AM PDT Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
843 PM PDT Wed Jul 17 2024

PZZ575-181145-
/O.CON.KMTR.SC.Y.0130.000000T0000Z-240719T1600Z/
Waters from Pigeon Point to Point Pinos 10-60 NM-
843 PM PDT Wed Jul 17 2024

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt
  expected.

* WHERE...Waters from Pigeon Point to Point Pinos 10-60 NM.

* WHEN...Until 9 AM PDT Friday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Excessive Heat Watch


URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
658 PM PDT Wed Jul 17 2024

CAZ300>321-324-325-332-181000-
/O.CON.KHNX.EH.A.0005.240722T1800Z-240724T1500Z/
West Side Mountains north of 198-Los Banos - Dos Palos-Merced -
Madera - Mendota-Planada - Le Grand - Snelling-Coalinga - Avenal-
West Side of Fresno and Kings Counties-Caruthers - San Joaquin -
Selma-Fresno-Clovis-West Side Mountains South of 198-Buttonwillow
- Lost Hills - I5-Delano-Wasco-Shafter-Hanford - Corcoran -
Lemoore-Visalia - Porterville - Reedley-Buena Vista-Bakersfield-
Southeast San Joaquin Valley-South End San Joaquin Valley-
Mariposa Madera Foothills-Mariposa-Madera Lower Sierra-Fresno-
Tulare Foothills-Fresno-Tulare Lower Sierra-South End Sierra
Foothills-Yosemite Valley-San Joaquin River Canyon-Kern River
Valley-
Including the cities of Lake Mcclure, Arvin, Kettleman City, Le
Grand, Goshen, McKittrick, North Fork, Bakersfield, Tulare,
Mariposa, Kernville, San Luis Reservoir, Merced, Bass Lake,
Selma, Lemoore, Planada, Visalia, Fresno, Lamont, Los Banos,
Kingsburg, Lemoore Station, Five Points, Kerman, Wasco, Millerton
Lake, Oakhurst, Porterville, Madera, Shafter, El Portal, Parlier,
Avenal, Hanford, Corcoran, Richgrove, Atwater, Buttonwillow,
Alpaugh, Taft, Coalinga, Auberry, Lake Isabella, Delano, Sanger,
Fish Camp, Yosemite Valley, Coarsegold, Blackwells Corner, and
Lost Hills
658 PM PDT Wed Jul 17 2024

...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH WEDNESDAY MORNING...

* WHAT...Dangerously hot conditions with high temperatures up to 112
  possible.

* WHERE...A portion of central California.

* WHEN...From Monday morning through Wednesday morning.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

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.

&&

$$

JM

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE