Northern California
- Flood Watch
* WHAT...Flooding caused by excessive rainfall is expected * WHERE...The North Bay. * WHEN...Through late Friday night. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Light to moderate rain is continuing across the watch area. Two to four inches of rain have already fallen in the valley regions with up to six inches of rain in the higher elevations. Areas of the Sonoma County valleys have already reported minor flooding and road closures. - http://www.weather.gov/safety/floodMore
- Flood Advisory
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...All of Marin, Sonoma, and Napa Counties. * WHEN...Until 315 AM PST Saturday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Overflowing poor drainage areas. * ADDITIONAL DETAILS... - At 319 AM PST, Doppler radar and automated rain gauges indicated heavy rain. This is causing urban and small stream flooding. Between 3 and 11 inches of rain have fallen. - Additional rainfall amounts of 3 to 8 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Santa Rosa, Napa, Petaluma, San Rafael, Novato, Rohnert Park, Windsor, American Canyon, Mill Valley, San Anselmo, Larkspur, Healdsburg, Sonoma, Corte Madera, Tiburon, Cloverdale, Fairfax, Sebastopol, Cotati and Sausalito. - http://www.weather.gov/safety/floodMore
- Beach Hazards Statement
* WHAT...A moderate period northwest swell will result in a more energetic surf zone and an increased risk of sneaker waves and rip currents. Breaking waves of 10 to 13 ft are expected with some potential for breaking waves up to 15 ft to develop. * WHERE...Northern Monterey Bay County. * WHEN...Through late Thursday night. * IMPACTS...Dangerous swimming and surfing conditions. Large waves can sweep across the beach without warning, pulling people into the sea from rocks, jetties, and beaches. Sudden immersion in cold water can result in cold water shock even for the most experienced swimmers. Cold water shock can result in dramatic changes in breathing, heart rate and blood pressure, greatly increasing the risk of drowning in rough open waters.More
- High Surf Advisory
* WHAT...Large breaking waves between 14 to 19 ft along southwest facing beaches and between 19 to 22 ft along well exposed west facing beaches. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast and Southern Monterey Bay and Big Sur Coast Counties. * WHEN...Until 6 AM PST Friday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Large waves can sweep across the beach without warning, pulling people into the sea from rocks, jetties and beaches. Sudden immersion in cold water can result in cold water shock even for the most experienced swimmers. Cold water shock can result in dramatic changes in breathing, heart rate and blood pressure, greatly increasing the risk of drowning in rough open waters.More
