The first significant storm of the season brought strong winds and heavy rain to the San Francisco Bay Area. A low pressure trough from the Gulf of Alaska dropped far enough south to drench the region causing trees to fall and minor flooding.

Strong Wind in COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE, CALIFORNIA
From 24-OCT-10 06:00:00 to 24-OCT-10 12:00:00 (PST-8)
Magnitude: 45.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Newspaper

Strong wind combined with heavy rain to topple trees and power lines causing road closures and power outages. In San Francisco's North Bay Area nearly 10,000 customers lost power due to trees falling onto power lines. In one instance, a tree knocked down a power line when it fell in Inverness Park near the intersection of Portola Avenue and Vallejo Avenue.

Heavy Rain in NAPA, CALIFORNIA
From 24-OCT-10 11:00:00 to 24-OCT-10 12:30:00 (PST-8)
Location: UNION
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain led to flooding on State Highway 29 under Trancas Street. Three vehicles crashed after losing control in the flooded underpass. Two of the vehicles collided while the other ran into a guard rail. No one was hurt.

Heavy Rain in SONOMA, CALIFORNIA
From 24-OCT-10 11:00:00 to 24-OCT-10 12:30:00 (PST-8)
Location: CARMET
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain caused a small debris slide to occur along State Highway 1 just north of Jenner.

Heavy Rain in ALAMEDA, CALIFORNIA
From 24-OCT-10 13:00:00 to 24-OCT-10 15:00:00 (PST-8)
Location: FRUITVALE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain led to minor flooding of westbound Interstate 580 west of State Highway 24. An inch of water spread into about five feet of the right-hand lane. Also, The High Street on-ramp to northbound Interstate 880 was flooded due to poor drainage.

Heavy Rain in SONOMA, CALIFORNIA
From 24-OCT-10 11:00:00 to 24-OCT-10 12:30:00 (PST-8)
Location: COTATI
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain led to a small mudslide on River Road near Boyes Hot Springs, minor flooding along United States Highway 101 in Cotati and minor flooding on State Highway 12.

Strong Wind in SAN FRANCISCO BAY SHORELINE, CALIFORNIA
From 24-OCT-10 12:00:00 to 24-OCT-10 16:00:00 (PST-8)
Magnitude: 45.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

Strong winds and heavy rain caused a power substation to fail leading to more than 15,000 customers to lose power in Oakland, Alameda and surrounding communities. The Twelfth Street BART station in downtown Oakland was shut down because of the power outage. The power failed around 2:15 p.m. PST.

Heavy Rain in NAPA, CALIFORNIA
From 24-OCT-10 11:00:00 to 24-OCT-10 12:30:00 (PST-8)
Location: OAK KNOLL
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain caused rocks to fall onto State Highway 128 near Monticello dam at Lake Berryessa partially blocking the roadway.

Strong Wind in SANTA CRUZ MOUNTAINS, CALIFORNIA
From 24-OCT-10 08:00:00 to 24-OCT-10 18:00:00 (PST-8)
Magnitude: 47.00 MG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: RAWS

Strong winds caused power lines to fall at approximately 5:51 p.m. PST along State Route 84.  The route was closed at the Junction of State Route 35 in Woodside due to the downed power lines. The route reopened at 7:52 p.m. PST on Monday, October 25.

Strong Wind in NORTH BAY INTERIOR VALLEYS, CALIFORNIA
From 24-OCT-10 07:00:00 to 24-OCT-10 13:00:00 (PST-8)
Magnitude: 45.00 EG
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Newspaper

Strong wind combined with heavy rain to topple trees and power lines causing road closures and power outages. In San Francisco's North Bay Area nearly 10,000 customers lost power due to trees falling onto power lines. West of the city of Napa a large redwood tree with a four foot diameter trunk fell onto power lines and across Redwood Road. In Fairfax, trees fell near the intersection of Mora Avenue and Buena Vista Avenue. And, in Chileno Valley, trees fell near the intersection of Fallon-Two Rock Road and Twin Bridge Road. Numerous other incidents of trees blocking roadways were reported in Napa and Marin counties. Also of note, the storm caused a construction barge in the bay near Paradise Cay to list.

Heavy Rain in MARIN, CALIFORNIA
From 24-OCT-10 11:00:00 to 24-OCT-10 12:30:00 (PST-8)
Location: LARKSPUR
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain led to a small mudslide behind a house on Oakdale Avenue near Sausalito Street in Corte Madera.