North Bay Interior Valleys Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Areal Flood Warning
Issued: 7:32 AM PST Jan. 22, 2017 – National Weather Service

The National Weather Service in the San Francisco Bay area has issued

* Flood Warning for small streams in...
southeastern Sonoma County in northern California...

* until 730 am PST Monday

* at 730 am PST, automated real-time stream gages in the lower
Laguna de Santa Rosa and Petaluma area indicate that flooding is
still occurring.

* Some locations that will experience flooding include...
Petaluma, Rohnert Park, Sebastopol, Cotati, Graton, and other
portions of the lower Laguna de Santa Rosa.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

A Flood Warning means that flooding is imminent or occurring. All
interested parties should take necessary precautions immediately.

Lat... Lon 3839 12273 3826 12256 3821 12255 3818 12261
      3825 12272 3842 12287 3854 12288 3856 12287


Flash Flood Watch
Issued: 12:11 PM PST Jan. 22, 2017 – National Weather Service

... Flash Flood Watch now in effect through Monday afternoon...

The Flash Flood Watch is now in effect for

* a portion of western California... including the following
areas... coastal North Bay including Point Reyes National
Seashore... East Bay hills and the Diablo Range... East Bay
interior valleys... mountains of San Benito County and interior
Monterey County including Pinnacles National Monument... North
Bay interior valleys... North Bay mountains... northern Monterey
Bay... northern Salinas valley/Hollister Valley and Carmel
Valley... San Francisco... San Francisco Bay shoreline... San
Francisco peninsula coast... Santa Clara Valley including San
Jose... Santa Cruz Mountains... Santa Lucia mountains and Los
Padres National Forest... southern Monterey Bay and Big Sur
coast and southern Salinas valley/Arroyo Seco and Lake San

* Through Monday afternoon

* periods of heavy rain on already saturated soils and full
reservoirs will impact the region beginning this afternoon and
lasting through Monday.

* The primary impacts will be localized ponding of water on low
lying roadways with poor drainage... rapid rises on streams and
creeks with some likely exceeding bankfull... some river
flooding... and potential rock and mud slides. Recent burn
scars will also be susceptible to debris flows during periods
of intense rainfall.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.


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