weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

One product issued by NWS for: Sonoma CA
Share |


Heat Advisory

URGENT - WEATHER MESSAGE
National Weather Service San Francisco Bay Area
356 AM PDT Sat Jun 23 2018

CAZ506>508-510>513-516>518-231900-
/O.CON.KMTR.HT.Y.0001.180623T1800Z-180624T0300Z/
North Bay Interior Valleys-North Bay Mountains-
San Francisco Bay Shoreline-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-
Including the cities of Santa Rosa, South Santa Rosa, Napa,
San Rafael, Petaluma, Novato, Rohnert Park, Angwin,
Lagunitas-Forest Knolls, Woodacre, Oakland, Fremont, Hayward,
Daly City, Berkeley, Concord, Antioch, Livermore, Walnut Creek,
Pleasanton, Pittsburg, San Ramon, Blackhawk, Scotts Valley,
Boulder Creek, Day Valley, San Jose, Greenfield, and King City
356 AM PDT Sat Jun 23 2018

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT THIS EVENING...

* TIMING...11 AM TO 8 PM SATURDAY.

* LOCATIONS...Most of the inland Greater San Francisco Bay Area
  (excluding coastal areas), inland Monterey county, and inland
  San Benito county. For the San Francisco Bay Shoreline...main
  heat risk is primarily from Redwood City to Cupertino.

* TEMPERATURES...Widespread temperatures in the mid 90s to low
  100s in the impacted areas are expected. The hottest inland
  locations such as Pinnacles National Park and the extreme inland
  portions of Napa, Sonoma, and possibly Contra Costa counties may
  surpass 105 degrees. The cities of San Francisco and Oakland are
  excluded from this heat advisory, but will be very warm this
  afternoon with highs expected in the mid to upper 80s. San
  Jose, which is included in the advisory, is forecast reach the
  mid to upper 90s. For the San Francisco Bay Shoreline, the main
  heat risks are generally from Redwood City to Cupertino where
  triple digit temperatures are forecast, while other areas of the
  shoreline will be noticeably cooler.

* IMPACTS...Moderate to high risk of heat related illness,
  especially for vulnerable populations during the day Saturday.
  Increased number of visitors to coastal communities and
  beaches to escape heat, potentially resulting in increased
  water rescues. Exacerbation of critical fire weather
  conditions, especially in the North and East Bay hills and
  mountains.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Heat Advisory means that a period of hot temperatures is
expected. Hot temperatures will create a situation in which heat
illnesses are possible. Drink plenty of fluids...stay in an air-
conditioned room...stay out of the sun...and check up on
relatives and neighbors.

&&

$$




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: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE