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Updated:December 24, 2025 2:01 am PST

Wind Advisory WIND ADVISORY  
Santa Clara County

  Effective: Tue, 12/23 1:09pm Severity:  Moderate 
  Updated: December 24, 2025 2:01 am Urgency: Expected
  Expires: Wed, 12/24 4:00am Certainty: Likely

Areas Affected: North Bay Interior Mountains - North Bay Interior Valleys - San Francisco Bay Shoreline - East Bay Interior Valleys - Santa Cruz Mountains - Santa Clara Valley Including San Jose - Eastern Santa Clara Hills - East Bay Hills - Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
 
Alert Details:
* WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph
expected.

* WHERE...The East Bay and San Francisco Bay Shoreline, The Santa
Clara Valley and Eastern Hills, The Santa Cruz Mountains, Most of
San Benito County and the Cholame Hills in Southeast Monterey
County, North Bay Interior Mountains, and North Bay Interior
Valleys.

* WHEN...Until 4 AM PST Wednesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

Information:
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.
Flood Watch FLOOD WATCH  
Santa Clara County

  Effective: Tue, 12/23 11:39pm Severity:  Severe 
  Updated: December 24, 2025 2:01 am Urgency: Future
  Expires: Wed, 12/24 3:00pm Certainty: Possible

Areas Affected: San Francisco - San Francisco Bay Shoreline - San Francisco Peninsula Coast - East Bay Interior Valleys - Santa Cruz Mountains - Santa Clara Valley Including San Jose - Eastern Santa Clara Hills - East Bay Hills - 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 - Northern Monterey Bay - Southern Monterey Bay and Big Sur Coast
 
Alert Details:
* WHAT...Flooding caused by excessive rainfall continues to be
possible from multiple lines of showers and thunderstorms, strong
at times, moving across the area.

* WHERE...San Francisco County, San Mateo Peninsula, East Bay, South
Bay, and Central Coast

* WHEN...Through Friday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks. Low water crossings
may become flooded. Flooding may occur in poor drainage and urban
areas.

* ADDITIONAL DETAILS...
- Numerous lines of showers and thunderstorms will move across the
Bay Area and Central Coast through Friday evening. An additional
1-3" of rain is expected across the interior with locally higher
totals between 3-5" across the Santa Cruz Mountains and up to 8"
across the Santa Lucia Range. Flooding potential will increase
with each successive round of rain. Sharp rises in smaller creeks
and streams are expected with at least some potential for minor
flooding in mainstream rivers.
- http://www.weather.gov/safety/flood

Information:
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.