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Excessive Heat Warning


URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
317 AM PDT Thu May 28 2020

CAZ179>191-290200-
/O.CON.KHNX.EH.W.0001.000000T0000Z-200529T0200Z/
West Side Hills-San Joaquin Confluence-Merced and Madera-
Western San Joaquin Valley-Foggy Bottom-Fresno-Tulare County-
Southern Kings County-Western San Joaquin Valley in Kern County-
Eastern San Joaquin Valley in Kern County-Bakersfield-
Central Sierra Foothills-Southern Sierra Foothills-
Including the cities of Avenal, Coalinga, San Luis Reservoir,
Los Banos, Mendota, Merced, Madera, Atwater, Lemoore Station,
Five Points, Kettleman City, Hanford, Lemoore, Corcoran, Fresno,
Goshen, Visalia, Tulare, Porterville, Alpaugh, Wasco, Shafter,
Delano, Bakersfield, Coarsegold, Oakhurst, Squaw Valley, Auberry,
North Fork, Mariposa, Springville, and Three Rivers
317 AM PDT Thu May 28 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

* WHAT...Dangerously hot temperatures. In the San Joaquin Valley
  and West Side Hills, high temperatures of 103 to 107 degrees
  Thursday afternoon. In the Sierra Nevada foothills, high
  temperatures of 95 to 99 degrees Thursday afternoon.

* WHERE...For the San Joaquin Valley, West Side Hills, and
  Sierra Nevada foothills.

* WHEN...Until 7 PM PDT Thursday evening.

* IMPACTS...Heat related illnesses, such as heat exhaustion and
  heat stroke, are possible for most people, especially those
  without effective cooling and/or adequate hydration.

* ADDITIONAL DETAILS...Rivers and streams in Central California
  are cold and swift. Brief exposure to the cold water of a
  river or stream may lead to hypothermia. Rivers and streams
  are dangerous places to seek cooling relief from the heat.

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.

&&

$$

ab

URGENT - WEATHER MESSAGE
National Weather Service Sacramento CA
230 AM PDT Thu May 28 2020

CAZ015>019-063-066-067-282300-
/O.CON.KSTO.EH.W.0001.000000T0000Z-200529T0200Z/
Northern Sacramento Valley-Central Sacramento Valley-
Southern Sacramento Valley-Carquinez Strait and Delta-
Northern San Joaquin Valley-
Mountains Southwestern Shasta County to Western Colusa County-
Northeast Foothills/Sacramento Valley-Motherlode-
Including the cities of Redding, Red Bluff, Chico, Oroville,
Marysville/Yuba City, Sacramento, Fairfield/Suisun, Stockton,
Modesto, Alder Springs, Paradise, Grass Valley, and Jackson
230 AM PDT Thu May 28 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

* WHAT...High heat with afternoon highs between 97 and 105 for
  the Valley, 85 to 95 for the Delta, and 95 to 102 for the
  Foothills.

* WHERE...Northern Sacramento Valley, Central Sacramento Valley,
  Southern Sacramento Valley, Carquinez Strait and Delta,
  Northern San Joaquin Valley, Mountains Southwestern Shasta
  County to Western Colusa County, Northeast
  Foothills/Sacramento Valley and Motherlode.

* WHEN...Until 7 PM PDT Thursday.

* IMPACTS...Heat related illnesses such as heat exhaustion and
  heat stroke can occur due to prolonged exposure to hot
  temperatures, including the general population. People most
  vulnerable include those who are spending lots of time
  outdoors, those without air conditioning, young children, the
  elderly and those with chronic ailments.

* ADDITIONAL DETAILS...Local rivers and streams are running fast
  and cold. Cold water safety should be practiced when on and
  near the water.

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 Sacramento CA
230 AM PDT Thu May 28 2020

CAZ013-282300-
/O.CON.KSTO.EH.W.0001.200528T1400Z-200529T0200Z/
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
230 AM PDT Thu May 28 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 7 AM THIS
MORNING TO 7 PM PDT THIS EVENING...

* WHAT...Dangerous heat with afternoon highs 92 to 101.

* WHERE...Shasta Lake Area / Northern Shasta County.

* WHEN...From 7 AM to 7 PM PDT Thursday.

* IMPACTS...Heat related illnesses such as heat exhaustion and
  heat stroke can occur due to prolonged exposure to hot
  temperatures, including the general population. People most
  vulnerable include those who are spending lots of time
  outdoors, those without air conditioning, young children, the
  elderly and those with chronic ailments.

* ADDITIONAL DETAILS...Local rivers and streams are running fast
  and cold. Cold water safety should be practiced when on and
  near the water.

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.

&&

$$


Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
302 AM PDT Thu May 28 2020

CAZ107-108-111-290100-
/O.CON.KEKA.HT.Y.0001.200528T1900Z-200529T0100Z/
Northern Trinity-Southern Trinity-Northeastern Mendocino Interior-
302 AM PDT Thu May 28 2020

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM PDT
THIS EVENING...

* WHAT...High temperatures ranging from 93 to 97 this afternoon.

* WHERE...Southern Trinity, Northeastern Mendocino Interior and
  Northern Trinity Counties.

* WHEN...From noon today to 6 PM PDT this evening.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses to occur.

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 Eureka CA
302 AM PDT Thu May 28 2020

CAZ110-113>115-290100-
/O.CON.KEKA.HT.Y.0001.000000T0000Z-200529T0100Z/
Northwestern Mendocino Interior-Southeastern Mendocino Interior-
Northern Lake County-Southern Lake County-
302 AM PDT Thu May 28 2020

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING...

* WHAT...High temperatures ranging from 93 to 97 this afternoon.

* WHERE...Southeastern Mendocino Interior, Northwestern
  Mendocino Interior, Northern Lake County and Southern Lake
  County Counties.

* WHEN...Until 6 PM PDT this evening.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses to occur.

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
258 AM PDT Thu May 28 2020

CAZ506-507-510>513-516>518-528-281800-
/O.CON.KMTR.HT.Y.0001.000000T0000Z-200529T0200Z/
North Bay Interior Valleys-North Bay Mountains-
East Bay Interior Valleys-East Bay Hills and the Diablo Range-
Santa Cruz Mountains-Santa Clara Valley Including San Jose-
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-
Santa Lucia Mountains and Los Padres National Forest-
Mountains Of San Benito County And Interior Monterey County
Including Pinnacles National Park-
Northern Salinas Valley/Hollister Valley and Carmel Valley-
Including the cities of Santa Rosa, South Santa Rosa, Napa,
San Rafael, Petaluma, Novato, Rohnert Park, Angwin,
Lagunitas-Forest Knolls, Woodacre, Concord, Antioch, Livermore,
Walnut Creek, Pleasanton, Pittsburg, San Ramon, Blackhawk,
Scotts Valley, Boulder Creek, Day Valley, San Jose, Greenfield,
King City, and Salinas
258 AM PDT Thu May 28 2020

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM PDT THIS EVENING...

* WHAT...Fourth day of very warm to hot daytime temperatures with
  limited overnight relief, especially away from the coast.

* WHERE...Interior portions of the San Francisco Bay Area and
  interior portions of the Central Coast.

* WHEN...Through 7 PM PDT Thursday.

* IMPACTS...Heat related illnesses such as heat exhaustion and
  heat stroke can occur due to prolonged exposure to hot
  temperatures. People most vulnerable include those who are
  spending a significant amount of time outdoors, those without
  air conditioning, young children, the elderly, and those with
  chronic ailments. Additional societal impacts due to people
  seeking relief by traveling from hotter inland areas to cooler
  coastal areas.

* ADDITIONAL DETAILS...Daytime temperatures for inland areas are
  forecast to range from the upper 80s to near 100 in the hottest
  interior locations. The San Francisco Bay shoreline and Santa
  Cruz County coast could warm to the 70s and lower 80s. Coastal
  areas should remain upper 60s to lower 70s compared to inland
  areas given the onshore flow. Significant temperature
  differences from the coast to a few miles inland could drive an
  excessive number of persons towards the coast to seek relief
  from the heat. Individuals are advised to check with local
  authorities on potential closures of parks and beaches and be
  aware of any special requirements for visiting such areas.
  Overnight lows will range from the upper 50s to mid 60s which
  may limit the amount of typical overnight relief from the heat.

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
http://weather.gov/mtr


Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
335 AM PDT Thu May 28 2020

PZZ455-475-281845-
/O.CON.KEKA.SC.Y.0045.000000T0000Z-200530T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
335 AM PDT Thu May 28 2020

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

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas
  7 to 9 feet.

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

* WHEN...Until 9 PM 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 Eureka CA
335 AM PDT Thu May 28 2020

PZZ470-281845-
/O.CON.KEKA.SC.Y.0046.000000T0000Z-200530T0400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
335 AM PDT Thu May 28 2020

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

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and
  steep seas 7 to 9 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...Until 9 PM 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
312 AM PDT Thu May 28 2020

PZZ530-281815-
/O.NEW.KMTR.SC.Y.0094.200529T2100Z-200530T0400Z/
San Pablo Bay, Suisun Bay, the West Delta and  the San Francisco
Bay north of the Bay Bridge-
312 AM PDT Thu May 28 2020

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM TO 9 PM PDT FRIDAY...

* WHAT...Southwest winds 15 to 20 kt with gusts up to 30 kt and
  choppy waters expected.

* WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San
  Francisco Bay north of the Bay Bridge.

* WHEN...From 2 PM to 9 PM 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
312 AM PDT Thu May 28 2020

PZZ570-281600-
/O.CON.KMTR.SC.Y.0089.000000T0000Z-200528T1600Z/
Waters from Point Arena to Point Reyes 10-60 NM-
312 AM PDT Thu May 28 2020

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THIS
MORNING...

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

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

* WHEN...Until 9 AM 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.

&&

$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Eureka CA
316 AM PDT Thu May 28 2020

CAZ107-108-111-291030-
Northern Trinity-Southern Trinity-Northeastern Mendocino Interior-
316 AM PDT Thu May 28 2020

...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM PDT THIS
EVENING...

A Heat Advisory is currently in effect for this afternoon, with
afternoon temperatures reaching the upper 90s. Isolated thunderstorms
will also be possible near the Trinity Alps Thursday afternoon and
evening.

.DAY ONE...Today and tonight.

A Heat Advisory is currently in effect.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

More widespread and stronger thunderstorms will be possible
throughout the area late Friday afternoon through overnight, with
a few strikes of lightning possible Saturday as well. Hail, gusty
winds, frequent lightning, and heavy downpours will all be possible
with the strongest storms.

.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Eureka CA
316 AM PDT Thu May 28 2020

CAZ110-113-115-291030-
Northwestern Mendocino Interior-Southeastern Mendocino Interior-
Southern Lake County-
316 AM PDT Thu May 28 2020

...HEAT ADVISORY IN EFFECT UNTIL 6 PM PDT THIS EVENING...

This hazardous weather outlook is for northwest California.

.DAY ONE...Today and tonight.

A Heat Advisory is currently in effect for this afternoon, with
afternoon temperatures reaching the upper 90s.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

More widespread and stronger thunderstorms will be possible
throughout the area late Friday afternoon through overnight, with
a few strikes of lightning possible Saturday as well. Hail, gusty
winds, frequent lightning, and heavy downpours will all be possible
with the strongest storms.


.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Eureka CA
316 AM PDT Thu May 28 2020

CAZ114-291030-
Northern Lake County-
316 AM PDT Thu May 28 2020

...HEAT ADVISORY IN EFFECT UNTIL 6 PM PDT THIS EVENING...

.DAY ONE...Today and tonight.

A Heat Advisory is currently in effect for this afternoon, with
afternoon temperatures reaching the upper 90s.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

More widespread and stronger thunderstorms will be possible
throughout the area late Friday afternoon through overnight, with
a few strikes of lightning possible Saturday as well. Hail, gusty
winds, frequent lightning, and heavy downpours will all be possible
with the strongest storms.

.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Elko NV
918 PM PDT Wed May 27 2020

NVZ030-031-033>041-290000-
Humboldt County-Northern Elko County-Southeastern Elko County-
Ruby Mountains and East Humboldt Range-White Pine County-
Northern Lander County and Northern Eureka County-
Southern Lander County and Southern Eureka County-
Southwest Elko County-South Central Elko County-
Northwestern Nye County-Northeastern Nye County-
918 PM PDT Wed May 27 2020

This hazardous weather outlook is for portions of eastern
Nevada...north central Nevada...northeast Nevada...northwest
Nevada and south central Nevada.

.DAY ONE...Tonight and Thursday.

No hazardous weather is expected tonight or Thursday.


.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

High temperatures Friday will approach record levels, with most
locations in the 90s, and some may even reach the 100 degree
mark.

Breezy to windy conditions are likely on Saturday. The strong and
gusty winds on Saturday will combined with low relative humidities
which may result in critical fire weather conditions. At this time
however fuels are not considered cured.


.SPOTTER INFORMATION STATEMENT...

Spotters are asked to report weather phenomena according to
standard operating procedure.

$$

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
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