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Weather Alert Detail

  • Flood Advisory for North Bay Interior Valleys County, California
  • Flood Advisory issued March 22 at 6:12AM PDT until March 23 at 8:00AM PDT by NWS
  • Effective: Thursday, March 22, 2018 at 5 p.m.
  • Expires: Friday, March 23, 2018 at 8 a.m.
  • The National Weather Service in The San Francisco Bay Area has issued
    a
    * Urban and Small Stream Flood Advisory for...
    Marin County in northern California...
    Eastern Sonoma County in northern California...
    Napa County in northern California...
    * Until 900 AM PDT
    * At 604 AM PDT, gauge reports indicated minor flooding occurring on
    area creeks due to recent rainfall. These include Willow Brook at
    Penngrove Park as well as along the Sonoma Creek. While rainfall
    will diminish in coverage later this morning, runoff from recent
    rains will continue to result in minor urban and small stream
    flooding.
    * Minor roadway flooding is expected to continue through the early
    morning, with an increased risk of rockslides and mudslides. In
    addition, there will likely be additional flooding of poorly
    drained urban areas, small streams and creeks.
    * Some locations that will experience flooding include...
    Santa Rosa, Richmond, Napa, Petaluma, San Rafael, Novato, Rohnert
    Park, American Canyon, Mill Valley, San Anselmo, Larkspur, Sonoma,
    Corte Madera, Tiburon, Fairfax, Sebastopol, Cotati, Sausalito, St.
    Helena and Calistoga.