Alert archive / California / River Flood Warnings in 2016

River Flood Warning 1, NWS San Francisco Bay Area, CA

March 10, 2016Napa County, Sonoma County, California

NWS San Francisco Bay Area, CA issued this river flood warning at Mar 10, 2016, 3:48 PM PST for Napa County, Sonoma County, California. It took effect at Mar 11, 2016, 9:30 PM PST. It was in force for 280 days.

The area

The outline as issued.

The facts

Issued
Mar 10, 2016, 3:48 PM PST (23:48 UTC)
In effect from
Mar 11, 2016, 9:30 PM PST
Expired
Dec 16, 2016, 10:24 AM PST
In force
280 days
Issued by
NWS San Francisco Bay Area, CA
Area
Storm-based polygon
Flood severity
Minor

Counties Napa County, CA, Sonoma County, CA

The radar

The Sacramento radar (KDAX), 116 km from the middle of the area, began a volume at 23:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Napa River near St. Helena (SHEC1). The gauge peaked at 11.81 ft at Mar 10, 2016, 8:00 PM PST.

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Action stage
16 ft
Minor stage
18 ft
Moderate stage
20 ft
Major stage
22 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 11456000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted.

090 
WGUS46 KMTR 102348
FLWMTR
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
ISSUED BY NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD, CA
348 PM PST THU MAR 10 2016

...The National Weather Service in the San Francisco Bay Area has 
issued a flood warning for the following rivers in California...

  USGS Stream Gage At Russian River At Johnsons Beach Nr Guerneville

.A significant rainfall event is occurring across the area as an atmospheric river brings copious amounts of moisture to the central coast through Friday morning. Periods of heavy rain and possible thunderstorms will lead to runoff and additional water into mainstem rivers overnight and early Friday. Minor flooding is expected to occur on the Napa River near St Helena Friday afternoon and on the Russian River near Guerneville Friday night and Saturday. 


CAC055-112348-
/O.ROU.KMTR.HY.S.0000.000000T0000Z-000000T0000Z/
/SHEC1.N.UU.000000T0000Z.000000T0000Z.000000T0000Z.OO/
348 PM PST THU MAR 10 2016

Forecast information for
  USGS Stream Gage/Forecast Point at Napa River Nr St Helena
* At 03PM Thursday the stage was...6.1 feet
* Minor flooding is forecast
* Flood stage is 16.0 feet
* Forecast to rise above flood stage by early Friday afternoon to near 16.6 feet 
* At FLOOD STAGE...FLOODING BEGINS ALONG THE ENTIRE REACH.  FLOODING OF THE LOWEST PARTS OF 
  TOWNS IN THE REACH BEGINS. MINOR FLOODING OF RURAL AREAS AND MANY SECONDARY ROADS BEGINS. SOME PRIMARY ROADS BEGIN TO FLOOD.

&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$

CAC097-112348-
/O.NEW.KMTR.FL.W.0001.160312T0530Z-000000T0000Z/
/GUEC1.1.ER.160312T0530Z.160312T1600Z.000000T0000Z.NO/
348 PM PST THU MAR 10 2016

The National Weather Service in the San Francisco Bay Area 
Has issued a
* Flood Warning for 
  The USGS Stream Gage At Russian River At Johnsons Beach Nr 
  Guerneville
* From Friday evening until further notice
* At 03PM Thursday the stage was...16.7 feet
* Minor flooding is forecast
* Flood stage is 32.0 feet
* Forecast to rise above flood stage by tomorrow late evening and 
  continue to rise to near 34.9 feet by Saturday morning.
* At 36.0 feet...In Forestville Mirabel Park Resort and Mirabel 
  trailer park flood. In Guerneville Fern Road at HWY 116 floods.
* At 35.0 feet...Moderate flooding is forecast along the lower 
  Russian River. Numerous businesses and residences in the lowest 
  sections of towns within the reach are expected to flood. In 
  Guerneville Brookside Resort begins to flood. More extensive 
  flooding occurs at Parkers Resort. In Northwood lower Redwood Drive
  floods.
* At 34.0 feet...In Guerneville flooding begins at Johnsons Resort, 
  Parkers Resort, Creekside Resort and Riverside Park. In Northwood 
  lower Redwood Drive begins to flood.
* At 33.0 feet...In Guerneville the intersection of HWY 116 and Drake
  Rd is closed. In Monte Rio Willow and Alder Streets flood. In 
  Forestville Mirabel trailer park begins to flood.
* At 32.5 feet...In Guerneville the intersecton of HWY 116 and Neeley
  Rd is closed. Mays Canyon Rd by the old rodeo grounds is closed.
* At 32.0 feet...Flood stage. Minor flooding. Lower Mill Street in 
  Guerneville and Old Bohemian Highway in Monte Rio are expected to 
  flood.
* At 29.0 feet...Monitor stage.

&&

LAT...LON 3846 12314 3854 12300 3852 12287 3848 12284
      3847 12298 3841 12310       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People with interests along the river should prepare for flood 
conditions and be ready to move to higher ground. Follow emergency 
official instructions.

River flooding can cause additional hazards like bank collapse and 
shifting channels. Avoid areas adjacent to a flooding river since the
earth underneath may be eroded. Do not let children play near 
floodwaters...especially around culverts and storm drains.

Do not drive through flood prone areas...low water crossings...or go 
around barricades. The road ahead may be undermined or washed out and
the water depth too great to allow your car to cross safely.

For the latest developments listen to NOAA Weather Radio or tune to 
your local tv or radio station. Information can also be obtained from
the NWS website at www.wrh.noaa.gov/mtr

The next statement will be issued by 10pm Thursday or 
sooner as conditions warrant.

&&
7 follow-up statements
762 
WGUS46 KMTR 102359
FLWMTR
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
ISSUED BY NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD, CA
359 PM PST THU MAR 10 2016

  USGS Stream Gage At Russian River At Johnsons Beach Nr Guerneville


.[insert the hydrological or meteorological reasoning here!!!]




CAC055-112359-
/O.ROU.KMTR.HY.S.0000.000000T0000Z-000000T0000Z/
/APCC1.N.UU.000000T0000Z.000000T0000Z.000000T0000Z.OO/
359 PM PST THU MAR 10 2016

Forecast information for
  USGS Stream Gage/Forecast Point at Napa River Nr Napa
* At 03PM Thursday the stage was...10.7 feet
* No flooding is currently forecast
* Flood stage is 25.0 feet
* Forecast...The river will rise to near 20.9 feet tomorrow afternoon
* At 22.0 feet...Monitor Stage. In the City of Napa, the Napa River 
  Dry Bypass is fully inundated and flow begins to cross McKinstry 
  Street.
* At 20.0 feet...Erosion of lowest agricultural areas along river 
  begins.

&&

LAT...LON 3845 12246 3849 12239 3832 12225 3810 12227
      3814 12239 3834 12237       

$$

CAC097-112359-
/O.CON.KMTR.FL.W.0001.160312T0530Z-000000T0000Z/
/GUEC1.1.ER.160312T0530Z.160312T1600Z.000000T0000Z.NO/
359 PM PST THU MAR 10 2016

The Flood Warning continues for 
 The USGS Stream Gage At Russian River At Johnsons Beach Nr 
Guerneville
* Until further notice
* At 03PM Thursday the stage was...16.7 feet
* Minor flooding is forecast
* Flood stage is 32.0 feet
* Forecast to rise above flood stage by tomorrow late evening and 
  continue to rise to near 34.9 feet by Saturday morning.
* At 36.0 feet...In Forestville Mirabel Park Resort and Mirabel 
  trailer park flood. In Guerneville Fern Road at HWY 116 floods.
* At 35.0 feet...Moderate flooding is forecast along the lower 
  Russian River. Numerous businesses and residences in the lowest 
  sections of towns within the reach are expected to flood. In 
  Guerneville Brookside Resort begins to flood. More extensive 
  flooding occurs at Parkers Resort. In Northwood lower Redwood Drive
  floods.
* At 34.0 feet...In Guerneville flooding begins at Johnsons Resort, 
  Parkers Resort, Creekside Resort and Riverside Park. In Northwood 
  lower Redwood Drive begins to flood.
* At 33.0 feet...In Guerneville the intersection of HWY 116 and Drake
  Rd is closed. In Monte Rio Willow and Alder Streets flood. In 
  Forestville Mirabel trailer park begins to flood.
* At 32.5 feet...In Guerneville the intersecton of HWY 116 and Neeley
  Rd is closed. Mays Canyon Rd by the old rodeo grounds is closed.
* At 32.0 feet...Flood stage. Minor flooding. Lower Mill Street in 
  Guerneville and Old Bohemian Highway in Monte Rio are expected to 
  flood.
* At 29.0 feet...Monitor stage.

&&

LAT...LON 3846 12314 3854 12300 3852 12287 3848 12284
      3847 12298 3841 12310       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People with interests along the river should prepare for flood 
conditions and be ready to move to higher ground. Follow emergency 
official instructions.

River flooding can cause additional hazards like bank collapse and 
shifting channels. Avoid areas adjacent to a flooding river since the
earth underneath may be eroded. Do not let children play near 
floodwaters...especially around culverts and storm drains.

Do not drive through flood prone areas...low water crossings...or go 
around barricades. The road ahead may be undermined or washed out and
the water depth too great to allow your car to cross safely.

For the latest developments listen to NOAA Weather Radio or tune to 
your local tv or radio station. Information can also be obtained from
the NWS website at www.wrh.noaa.gov/mtr

The next statement will be issued by (...enter date and time...) or 
sooner as conditions warrant.

&&
814 
WGUS46 KMTR 110130
FLWMTR
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
ISSUED BY NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD, CA
530 PM PST THU MAR 10 2016

  USGS Stream Gage At Russian River At Johnsons Beach Nr Guerneville

.A significant rainfall event is occurring across the area as an atmospheric 
river brings copious amounts of moisture to the central coast through Friday 
morning. Periods of heavy rain and possible thunderstorms will lead to runoff 
and additional water into mainstem rivers overnight and early Friday. 
Minor flooding is expected to occur on the Napa River near St Helena  
Friday afternoon and on the Russian River near Guerneville Friday night and  
Saturday. 


CAC055-120130-
/O.ROU.KMTR.HY.S.0000.000000T0000Z-000000T0000Z/
/SHEC1.N.UU.000000T0000Z.000000T0000Z.000000T0000Z.OO/
530 PM PST THU MAR 10 2016

Forecast information for
  USGS Stream Gage/Forecast Point at Napa River Nr St Helena
* At 03PM Thursday the stage was...6.1 feet
* Minor flooding is forecast
* Flood stage is 16.0 feet
* Forecast to rise above flood stage by early Friday afternoon to  
  near 16.6 feet 
* At flood stage...flooding begins along the entire reach.   
  flooding of the lowest parts of towns in the reach begins. 
  minor flooding of rural areas and amny secondary roads  
  begins. Some primary roads begin to flood.


&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$

CAC097-120130-
/O.CON.KMTR.FL.W.0001.160312T0530Z-000000T0000Z/
/GUEC1.1.ER.160312T0530Z.160312T1600Z.000000T0000Z.NO/
530 PM PST THU MAR 10 2016

The Flood Warning continues for 
 The USGS Stream Gage At Russian River At Johnsons Beach Nr 
Guerneville
* Until further notice
* At 03PM Thursday the stage was...16.7 feet
* Minor flooding is forecast
* Flood stage is 32.0 feet
* Forecast to rise above flood stage by tomorrow late evening and 
  continue to rise to near 34.9 feet by Saturday morning.
* At 36.0 feet...In Forestville Mirabel Park Resort and Mirabel 
  trailer park flood. In Guerneville Fern Road at HWY 116 floods.
* At 35.0 feet...Moderate flooding is forecast along the lower 
  Russian River. Numerous businesses and residences in the lowest 
  sections of towns within the reach are expected to flood. In 
  Guerneville Brookside Resort begins to flood. More extensive 
  flooding occurs at Parkers Resort. In Northwood lower Redwood Drive
  floods.
* At 34.0 feet...In Guerneville flooding begins at Johnsons Resort, 
  Parkers Resort, Creekside Resort and Riverside Park. In Northwood 
  lower Redwood Drive begins to flood.
* At 33.0 feet...In Guerneville the intersection of HWY 116 and Drake
  Rd is closed. In Monte Rio Willow and Alder Streets flood. In 
  Forestville Mirabel trailer park begins to flood.
* At 32.5 feet...In Guerneville the intersecton of HWY 116 and Neeley
  Rd is closed. Mays Canyon Rd by the old rodeo grounds is closed.
* At 32.0 feet...Flood stage. Minor flooding. Lower Mill Street in 
  Guerneville and Old Bohemian Highway in Monte Rio are expected to 
  flood.
* At 29.0 feet...Monitor stage.

&&

LAT...LON 3846 12314 3854 12300 3852 12287 3848 12284
      3847 12298 3841 12310       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People with interests along the river should prepare for flood 
conditions and be ready to move to higher ground. Follow emergency 
official instructions.

River flooding can cause additional hazards like bank collapse and 
shifting channels. Avoid areas adjacent to a flooding river since the
earth underneath may be eroded. Do not let children play near 
floodwaters...especially around culverts and storm drains.

Do not drive through flood prone areas...low water crossings...or go 
around barricades. The road ahead may be undermined or washed out and
the water depth too great to allow your car to cross safely.

For the latest developments listen to NOAA Weather Radio or tune to 
your local tv or radio station. Information can also be obtained from
the NWS website at www.wrh.noaa.gov/mtr

The next statement will be issued by 10pm Thursday or 
sooner as conditions warrant.

&&
669 
WGUS46 KMTR 110420
FLWMTR
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
ISSUED BY NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD, CA
820 PM PST THU MAR 10 2016

...The National Weather Service in the San Francisco Bay Area has 
continued a flood warning for the following rivers in California...

  USGS Stream Gage/Forecast Point at Napa River Nr St Helena

  USGS Stream Gage At Russian River At Johnsons Beach Nr Guerneville

.A significant rainfall event is occurring across the area as an atmospheric 
river brings copious amounts of moisture to the central coast through Friday 
morning. Periods of heavy rain and possible thunderstorms will lead to runoff 
and additional water into mainstem rivers overnight and early Friday. 
Minor flooding is expected to occur on the Napa River near St Helena late  
Friday morning to afternoon and on the Russian River near Guerneville 
Friday night and Saturday. 

CAC055-120420-
/O.NEW.KMTR.FL.W.0002.160311T1824Z-000000T0000Z/
/SHEC1.1.ER.160311T1824Z.160311T2200Z.000000T0000Z.NR/
820 PM PST THU MAR 10 2016

The National Weather Service in the San Francisco Bay Area 
Has issued a
* Flood Warning for 
  The USGS Stream Gage/Forecast Point at Napa River Nr St Helena
* From Friday morning until further notice
* At 07PM Thursday the stage was...11.8 feet
* Minor flooding is forecast
* Flood stage is 16.0 feet
* Forecast to rise above flood stage by late Friday and  
  continue to rise to near 17.3 feet by early Friday afternoon. 
* At 19.0 feet...Major flooding across upper Napa Valley making all 
  travel nearly impossible. Major to disastrous flooding affecting 
  all towns in the reach.
* At 18.0 feet...Moderate flooding across lower areas of towns along 
  the reach. Widespread crop losses and erosion of land. Many primary
  and most secondary roads will flood, making travel difficult to 
  nearly impossible in some areas.
* At 16.0 feet...Minor flooding will occur along the entire reach 
  including the lowest areas of towns along the reach. Many rural 
  areas including some primary roads and many secondary roads will 
  have minor flooding.

&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$

CAC097-120420-
/O.EXT.KMTR.FL.W.0001.160312T0730Z-160313T1400Z/
/GUEC1.1.ER.160312T0730Z.160312T1600Z.160313T0200Z.NO/
820 PM PST THU MAR 10 2016

The Flood Warning continues for 
 The USGS Stream Gage At Russian River At Johnsons Beach Nr 
Guerneville
* Until Sunday morning
* At 07PM Thursday the stage was...19.1 feet
* Minor flooding is forecast
* Flood stage is 32.0 feet
* Forecast to rise above flood stage by late Friday evening and 
  continue to rise to near 34.0 feet by Saturday morning. the river 
  will fall below flood stage by Saturday evening.
* At 36.0 feet...In Forestville Mirabel Park Resort and Mirabel 
  trailer park flood. In Guerneville Fern Road at HWY 116 floods.
* At 35.0 feet...Moderate flooding is forecast along the lower 
  Russian River. Numerous businesses and residences in the lowest 
  sections of towns within the reach are expected to flood. In 
  Guerneville Brookside Resort begins to flood. More extensive 
  flooding occurs at Parkers Resort. In Northwood lower Redwood Drive
  floods.
* At 34.0 feet...In Guerneville flooding begins at Johnsons Resort, 
  Parkers Resort, Creekside Resort and Riverside Park. In Northwood 
  lower Redwood Drive begins to flood.
* At 33.0 feet...In Guerneville the intersection of HWY 116 and Drake
  Rd is closed. In Monte Rio Willow and Alder Streets flood. In 
  Forestville Mirabel trailer park begins to flood.
* At 32.5 feet...In Guerneville the intersecton of HWY 116 and Neeley
  Rd is closed. Mays Canyon Rd by the old rodeo grounds is closed.
* At 32.0 feet...Flood stage. Minor flooding. Lower Mill Street in 
  Guerneville and Old Bohemian Highway in Monte Rio are expected to 
  flood.
* At 29.0 feet...Monitor stage.

&&

LAT...LON 3846 12314 3854 12300 3852 12287 3848 12284
      3847 12298 3841 12310       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People with interests along the river should prepare for flood 
conditions and be ready to move to higher ground. Follow emergency 
official instructions.

River flooding can cause additional hazards like bank collapse and 
shifting channels. Avoid areas adjacent to a flooding river since the
earth underneath may be eroded. Do not let children play near 
floodwaters...especially around culverts and storm drains.

Do not drive through flood prone areas...low water crossings...or go 
around barricades. The road ahead may be undermined or washed out and
the water depth too great to allow your car to cross safely.

For the latest developments listen to NOAA Weather Radio or tune to 
your local tv or radio station. Information can also be obtained from
the NWS website at www.wrh.noaa.gov/mtr

The next statement will be issued by 9am Friday or 
sooner as conditions warrant.

&&
797 
WGUS86 KMTR 111711
FLSMTR
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
ISSUED BY NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD, CA
911 AM PST FRI MAR 11 2016

...The Flood Warning continues for the following rivers in 
California...
  USGS Stream Gage/Forecast Point at Napa River Nr St Helena
  USGS Stream Gage At Russian River At Johnsons Beach Nr Guerneville


.Moderate to heavy rain continues to fall across the region this 
morning with excess runoff into areas streams and rivers causing
significant rises. Rain is anticipated to decrease to showers 
during the afternoon hours as the main atmospheric river slides 
to the east. Latest river forecast guidance shows a lower peak stage
on both the Napa and the Russian Rivers later today and tonight, 
however rain falling in the next several hours will push river 
levels very close to flood stage. Therefore, all warnings will continue
for these rivers until additional guidance is computed following this 
mornings rainfall amounts.



CAC055-120200-
/O.CON.KMTR.FL.W.0002.000000T0000Z-160312T0200Z/
/SHEC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
911 AM PST FRI MAR 11 2016

The Flood Warning continues for
  The USGS Stream Gage/Forecast Point at Napa River Nr St Helena
* Until this evening
* At 08AM Friday the stage was 9.8 feet
* Minor flooding is forecast
* Flood stage is 16.0 feet
* Forecast to rise to near flood stage by late this afternoon.   
* At 16.0 feet...Minor flooding will occur along the entire reach 
  including the lowest areas of towns along the reach. Many rural 
  areas including some primary roads and many secondary roads will 
  have minor flooding.


&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$

CAC097-121711-
/O.CON.KMTR.FL.W.0001.000000T0000Z-160313T1400Z/
/GUEC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
911 AM PST FRI MAR 11 2016

The Flood Warning continues for
  The USGS Stream Gage At Russian River At Johnsons Beach Nr 
  Guerneville
* Until Saturday evening
* At 08AM Friday the stage was 24.4 feet
* Minor flooding is forecast
* Flood stage is 32.0 feet
* Forecast to rise to near flood stage by late this evening 
  and continue through Saturday morning. The river will fall below 
  flood stage by Saturday evening. 
* At 32.0 feet...Flood stage. Minor flooding. Lower Mill Street in 
  Guerneville and Old Bohemian Highway in Monte Rio are expected to 
  flood.
* At 29.0 feet...Monitor stage.

&&

LAT...LON 3846 12314 3854 12300 3852 12287 3848 12284
      3847 12298 3841 12310       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People with interests along the river should prepare for flood 
conditions and be ready to move to higher ground. Follow emergency 
official instructions.

River flooding can cause additional hazards like bank collapse and 
shifting channels. Avoid areas adjacent to a flooding river since the
earth underneath may be eroded. Do not let children play near 
floodwaters...especially around culverts and storm drains.

Do not drive through flood prone areas...low water crossings...or go 
around barricades. The road ahead may be undermined or washed out and
the water depth too great to allow your car to cross safely.

For the latest developments listen to NOAA Weather Radio or tune to 
your local tv or radio station. Information can also be obtained from
the NWS website at www.wrh.noaa.gov/mtr





The next statement will be issued by 1pm today or 
sooner as conditions warrant.

&&
039 
WGUS86 KMTR 112021
FLSMTR
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
1221 PM PST FRI MAR 11 2016

...The Flood Warning is cancelled for the following rivers in 
California...

  USGS Stream Gage/Forecast Point at Napa River Nr St Helena
  USGS Stream Gage At Russian River At Johnsons Beach Nr Guerneville

Rainfall across the North Bay has been less than forecast...therefore
the NWS office in Monterey is cancelling the flood warnings for the 
Russian River Guerneville and the Napa River near St. Helena.

CAC055-112051-
/O.CAN.KMTR.FL.W.0002.000000T0000Z-160312T0200Z/
/SHEC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1221 PM PST FRI MAR 11 2016

The Flood Warning is cancelled for
  The USGS Stream Gage/Forecast Point at Napa River Nr St Helena

* Until further notice
* The river is expected to crest at 2 pm around 11.5 feet
* Flood stage is 16.0 feet


&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$

CAC097-112051-
/O.CAN.KMTR.FL.W.0001.000000T0000Z-160313T1400Z/
/GUEC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1221 PM PST FRI MAR 11 2016

The Flood Warning is cancelled for
  The USGS Stream Gage At Russian River At Johnsons Beach Nr 
  Guerneville

* Until further notice
* At 11AM Friday the stage was 25.1 feet
* The Russian River is expected to crest at 2 am around 26 feet
* Flood stage is 32.0 feet

&&

LAT...LON 3846 12314 3854 12300 3852 12287 3848 12284
      3847 12298 3841 12310       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

All those affected by river conditions should remain alert for rapid 
changes and for possible forecast revisions.

The next statement will be issued by (...enter date and time...) or 
sooner as conditions warrant.

&&
679 
WGUS46 KMTR 152213
FLWMTR
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
213 PM PST THU DEC 15 2016

...The National Weather Service in the San Francisco Bay Area has
issued a flood warning for the following rivers in California...

  USGS Stream Gage/Forecast Point at Napa River Nr St Helena


.Moderate to heavy rainfall over Napa County has led to excessive 
runoff over the Napa River basin. 

CAC055-161824-
/O.NEW.KMTR.FL.W.0001.161215T2246Z-161216T1824Z/
/SHEC1.1.ER.161215T2246Z.161216T0200Z.161216T0624Z.NR/
213 PM PST THU DEC 15 2016

The National Weather Service in the San Francisco Bay Area 
Has issued a
* Flood Warning for 
  The USGS Stream Gage/Forecast Point at Napa River Nr St Helena
* From this afternoon until Friday morning
* At 02PM Thursday the stage was...13.9 feet
* Minor flooding is forecast
* Flood stage is 16.0 feet
* Forecast to rise above flood stage by this afternoon and continue 
  to rise to near 17.7 feet by this evening. The river will fall below
  flood stage by late this evening.
* At 19.0 feet...Major flooding across upper Napa Valley making all 
  travel nearly impossible. Major to disastrous flooding affecting 
  all towns in the reach.
* At 18.0 feet...Moderate flooding across lower areas of towns along 
  the reach. Widespread crop losses and erosion of land. Many primary
  and most secondary roads will flood, making travel difficult to 
  nearly impossible in some areas.
* At 16.0 feet...Minor flooding will occur along the entire reach 
  including the lowest areas of towns along the reach. Many rural 
  areas including some primary roads and many secondary roads will 
  have minor flooding.

&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People with interests along the river should prepare for flood 
conditions and be ready to move to higher ground. Follow emergency 
official instructions.

River flooding can cause additional hazards like bank collapse and 
shifting channels. Avoid areas adjacent to a flooding river since the
earth underneath may be eroded. Do not let children play near 
floodwaters...especially around culverts and storm drains.

Do not drive through flood prone areas...low water crossings...or go 
around barricades. The road ahead may be undermined or washed out and
the water depth too great to allow your car to cross safely.

For the latest developments listen to NOAA Weather Radio or tune to 
your local tv or radio station. Information can also be obtained from
the NWS website at www.wrh.noaa.gov/mtr

The next statement will be issued by Dec 15, 2016 at 5pm or 
sooner as conditions warrant.

&&
599 
WGUS86 KMTR 161754
FLSMTR
FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA, CA
954 AM PST FRI DEC 16 2016

...The Flood Warning is cancelled for the following rivers in 
California...

  USGS Stream Gage/Forecast Point at Napa River Nr St Helena


The SF/Monterey Bay Area NWS office is re-issuing the cancellation
of the Flood Warning to clear information from our webpages that
refer to the Napa River Flood Warning issued last night (12-15-16).

CAC055-161824-
/O.CAN.KMTR.FL.W.0001.000000T0000Z-161216T1824Z/
/SHEC1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
954 AM PST FRI DEC 16 2016

The Flood Warning is cancelled for
  The USGS Stream Gage/Forecast Point at Napa River Nr St Helena
* Until this morning
* At 09AM Friday the stage was 5.9 feet
* Flood stage is 16.0 feet


&&

LAT...LON 3860 12265 3865 12262 3849 12239 3843 12244
      3852 12253 3860 12265       

$$


&&

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this river flood warning went out at Mar 10, 3:46 PM PST, 2 minutes earlier.

Area forecast discussion, Mar 10, 3:46 PM PST, 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
346 PM PST THU MAR 10 2016

...HEAVY RAIN LIKELY INTO THE WEEKEND ESPECIALLY FOR THE NORTH
BAY...

.SYNOPSIS...CONTINUED MODERATE TO LOCALLY HEAVY RAINFALL WILL
PERSIST THIS EVENING ACROSS THE NORTH BAY AND GREATER SAN
FRANCISCO BAY AREA. WIDESPREAD RAINFALL WILL THEN SPREAD ACROSS
THE ENTIRE REGION FRIDAY MORNING AS A COLD FRONT PUSHES INLAND.
AFTER A BRIEF BREAK IN RAINFALL FRIDAY NIGHT INTO SATURDAY
MORNING, PERIODS OF MODERATE TO LOCALLY HEAVY RAINFALL AND BREEZY
TO GUSTY WINDS WILL BE POSSIBLE THROUGH THE WEEKEND INTO EARLY
MONDAY AS ADDITIONAL SYSTEMS IMPACT THE REGION.

&&

.DISCUSSION...AS OF 03:45 PM PST THURSDAY...AN ATMOSPHERIC RIVER,
OR DEEP PLUME OF ATMOSPHERIC MOISTURE, REMAINS AIMED AT THE REGION
THIS AFTERNOON, ESPECIALLY OVER THE NORTH BAY. AS THE MAIN
MID/UPPER LEVEL SYSTEM THAT PUSHED THIS PLUME OF MOISTURE DOWN
INTO THE REGION HAS LIFTED INTO BRITISH COLUMBIA AND ALLOWED FOR
THE BOUNDARY TO STALL, GENERALLY NORTH OF THE SAN FRANCISCO BAY
AREA. AFTER A BRIEF LET UP IN PRECIPITATION OVER THE NORTH BAY,
THE LATEST RADAR AND SATELLITE IMAGERY INDICATES AN INCREASE IN
COVERAGE AND INTENSITY OF PRECIPITATION EXTENDING FROM OFF THE
COAST FEEDING UP INTO THE NORTH BAY AND OVER MUCH OF THE SAN
FRANCISCO BAY AREA. WITH RAINFALL AMOUNTS OF AROUND 0.25" PER
HOUR, DO EXPECT CONTINUED FLOODING CONCERNS OVER THE NORTH BAY
THROUGH THE AFTERNOON/EVENING. THE FORECAST MODELS GENERALLY SHOW
A SLIGHT LET UP IN PRECIPITATION OVERNIGHT ACROSS THE SAN
FRANCISCO BAY AREA WITH THE FOCUS FOR CONTINUED RAINFALL SHIFTING
BACK OVER THE NORTH BAY.

AN APPROACHING MID/UPPER LEVEL SYSTEM WILL THEN DRIVE A FRONTAL
BOUNDARY THROUGH THE ENTIRE REGION TOMORROW MORNING THAT WILL BRING
WIDESPREAD RAINFALL TO MUCH OF THE REGION. SOUTHERLY WINDS WILL
BECOME BREEZY TO LOCALLY GUSTY TONIGHT AND INTO FRIDAY MORNING AHEAD
OF THE APPROACHING SYSTEM. WINDS WILL GENERALLY BE IN THE 15 TO 25
MPH RANGE WITH GUSTS OVER 30 MPH. COULD SEE HIGHER WIND GUSTS IN THE
HIGHER ELEVATIONS, ESPECIALLY COASTAL RANGES. IN ADDITION, AS THE
MAIN MID/UPPER LEVEL LOW PUSHES INLAND, THE ATMOSPHERE WILL BECOME
MORE UNSTABLE AND LEAD TO THE POSSIBILITY OF THUNDERSTORMS FROM LATE
FRIDAY MORNING INTO FRIDAY AFTERNOON. IN WAKE OF THE FRONTAL
PASSAGE, LINGERING SHOWERS WILL BE LIKELY THROUGH FRIDAY AFTERNOON
AND EVENING. WIDESPREAD RAINFALL HOWEVER WILL TAPPER OFF FRIDAY
NIGHT WITH A BRIEF BREAK IN PRECIPITATION POSSIBLE, ESPECIALLY INTO
EARLY SATURDAY MORNING.

ADDITIONAL RAINFALL FROM THIS AFTERNOON THROUGH FRIDAY NIGHT WILL
RANGE FROM AROUND 2 INCHES OVER THE NORTH BAY VALLEYS TO 2.50" TO
4.50" IN THE NORTH BAY MOUNTAINS. FURTHER DOWN THE COAST, RAINFALL
AMOUNTS OF 0.50" TO 1.50" WILL BE POSSIBLE IN THE URBAN AREAS AROUND
THE SAN FRANCISCO AND MONTEREY BAY REGIONS (MOSTLY FRIDAY MORNING AS
THE MAIN FRONT PUSHES THROUGH). COASTAL RANGES OUTSIDE OF THE NORTH
BAY COULD SEE RAINFALL AMOUNTS OF 1.50" TO 2.50" TROUGH FRIDAY
NIGHT.

BY SATURDAY AFTERNOON AND EVENING, A WEAK SYSTEM WILL DROP SOUTHWARD
OVER THE REGION BEGINNING OVER THE NORTH BAY AND SPREADING INTO THE
SAN FRANCISCO BAY AREA LATE SATURDAY NIGHT INTO SUNDAY MORNING. THE
AVAILABLE MOISTURE WILL BE LESS THAN WHAT WE HAVE WITH THE CURRENT
ATMOSPHERIC RIVER, GENERALLY WITH PWAT VALUES BETWEEN 0.75" TO
1.00". THIS WILL RESULT IN ADDITIONAL RAINFALL OVER THE REGION WITH
THE HEAVIEST AGAIN OVER THE NORTH BAY AND DOWN THE COASTAL RANGES. A
THIRD SYSTEM IS THEN EXPECTED TO PUSH THROUGH THE REGION SUNDAY
AFTERNOON WITH ADDITIONAL WIDESPREAD RAINFALL EXPECTED. LINGERING
SHOWERS WILL THEN BE POSSIBLE INTO MONDAY MORNING WITH PRECIPITATION
TAPERING OFF REGION-WIDE MONDAY NIGHT INTO TUESDAY MORNING. CAN
ALSO EXPECT BRIEF BREEZY TO LOCALLY GUSTY WINDS AHEAD OF AND BEHIND
EACH OF THESE PASSING SYSTEMS. FROM EARLY SATURDAY MORNING INTO
MONDAY MORNING, ADDITIONAL RAINFALL AMOUNTS WILL RANGE FROM 1" TO 3"
ACROSS THE COASTAL RANGES FROM THE NORTH BAY DOWN THROUGH THE
CENTRAL COAST. NORTH BAY VALLEYS COULD PICK UP AN ADDITIONAL 1" TO
2" WITH MOST URBAN AREAS ACROSS THE SAN FRANCISCO AND MONTEREY BAY
REGIONS PICKING UP 0.50" TO 1.00" (LESSER AMOUNTS POSSIBLE DOWN THE
SOUTHERN SALINAS VALLEY).

DRY WEATHER CONDITIONS THEN RETURN FOR THE REMAINDER OF NEXT WEEK AS
MID/UPPER LEVEL HIGH PRESSURE BUILDS ALONG THE WEST COAST.

&&

.AVIATION...AS OF 9:55 AM PST THURSDAY... WET AND UNSETTLED WEATHER
THROUGH THE NEXT 30 HOURS WILL BRING HEAVY RAINS... GUSTY WINDS...
IFR TO MVFR CIGS AND VISBYS... AND POTENTIALLY SMALL HAIL AND
THUNDERSTORMS. A TROPICAL MOISTURE PLUME WILL TAKE AIM AT THE NORTH
BAY THIS MORNING BEFORE SHIFTING INTO THE GREATER BAY AREA INTO
MIDDAY AND THE EARLY AFTERNOON. THE SURFACE FRONT ASSOCIATED WITH
THIS MOISTURE PLUME IS FORECAST TO STALL INTO THE EARLY AFTERNOON
AND RETREAT NORTHWARD INTO THE EVENING. THIS COULD LEAVE PORTIONS OF
THE SOUTH AND EAST BAY ON THE FRINGE OF THE WET/DRY LINE THROUGH
TODAY. KMRY AND KSNS WILL LIKELY STAY DRY TODAY WITH ONLY A FEW
LINGERING SHOWERS PRECEDING THE FRONT PUSHING THAT FAR SOUTHWARD.

SOUTHERLY WINDS PICK UP OVERNIGHT AS THE UPPER TROUGH
BEGINS TO PUSH INLAND. AS THE UPPER TROUGH PUSHES INLAND... EXPECT
TO SEE A SECOND HEAVY PUSH OF PRECIPITATION ORIGINATING FROM LARGE
SCALE UPPER LEVEL FORCING. THIS WILL LEAD TO WIDESPREAD RAIN BY
15Z FRIDAY... WITH THUNDERSTORMS POSSIBLE FROM THE BAY AREA AND
SOUTHWARD BETWEEN 18FRI TO 00Z SAT. LIGHT TO MODERATE RAIN
SHOWERS WILL THEN PUSH ACROSS THE REGION THROUGH FRIDAY AFTERNOON.

VICINITY OF KSFO...RAINY BY 19Z THU. PREDOMINATELY MVFR CIGS
THROUGH THE FORECAST PERIOD... WITH POSBL IFR VISBYS THIS
AFTERNOON. THERE IS A CHANCE THERE WILL BE A WINDOW OF VFR CIGS
BETWEEN 04Z FRI THROUGH 15Z FRI AFTER THE FRONTAL BOUNDARY WEAKENS
AND BEFORE THE UPPER TROUGH ARRIVES. GUSTY WINDS FRIDAY MORNING.
SLIGHT CHANCE OF TSTORMS AFTER 18Z FRI.

CONFIDENCE IS MODERATE.

KSFO BRIDGE APPROACH...SIMILAR AS KSFO.

MONTEREY BAY AREA TERMINALS...MIXED BAG OF CIGS THIS MORNING...
WITH VFR EXPECTED BY THE AFTERNOON. THIS AREA SHOULD MISS MOST OF
THE HEAVY RAIN EXPECTED IN THE BAY AREA ON THURSDAY. UPPER TROUGH
WILL BRING MVFR TO IFR FLIGHT CONDS AND WIDESPREAD RAIN TO THE
REGION BY FRIDAY MORNING... WITH A SLIGHT CHANCE OF TSTORMS AFTER
15Z FRI.

CONFIDENCE IS MODERATE.

&&

.MARINE...AS OF 03:45 PM PST THURSDAY...SOUTHERLY WINDS ARE
FORECAST TO STRENGTHEN OVERNIGHT AHEAD OF AN APPROACHING UPPER
LEVEL SYSTEM. THE STRONGEST SOUTHERLY WINDS WILL BE SOUTH OF POINT
REYES AROUND SUNRISE FRIDAY. BY FRIDAY AFTERNOON... WINDS VEER
TOWARDS THE WEST AND REMAIN MODERATE TO STRONG. A LARGE LONG
PERIOD SWELL WILL MOVE INTO THE COASTAL WATERS FROM SUNDAY INTO
MONDAY.

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
     .TNGT...FLASH FLOOD WATCH...NORTH BAY...SF SHORELINE AND
                                 SAN MATEO COAST
             SCA...PIGEON PT TO PT PINOS 0-10 NM FROM 3 AM
             SCA...PT ARENA TO PT REYES 0-10 NM FROM 3 AM
             SCA...PT REYES TO PIGEON PT 0-10 NM FROM 3 AM
             SCA...PT PINOS TO PT PIEDRAS BLANCAS 0-10 NM FROM 3 AM
             SCA...PT ARENA TO PIGEON PT 10-60 NM FROM 3 AM
             SCA...PIGEON PT TO PT PIEDRAS BLANCAS 10-60 NM FROM 3 AM
             SCA...ROUGH BAR ADVISORY FOR SF BAR

&&

PUBLIC FORECAST: RGASS
AVIATION: DRP
MARINE: DRP

VISIT US AT WWW.WEATHER.GOV/SANFRANCISCO

FOLLOW US ON FACEBOOK AND TWITTER AT:
WWW.FACEBOOK.COM/NWSBAYAREA
WWW.TWITTER.COM/NWSBAYAREA
Hazardous weather outlook, Mar 10, 5:22 AM PST, 10 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
522 AM PST THU MAR 10 2016

CAZ006-505>513-516>518-528>530-111400-
SAN FRANCISCO-
COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS-
SAN FRANCISCO BAY SHORELINE-SAN FRANCISCO PENINSULA COAST-
EAST BAY INTERIOR VALLEYS-EAST BAY HILLS AND DIABLO RANGE-
SANTA CRUZ MOUNTAINS-SANTA CLARA VALLEY...INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO 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-
522 AM PST THU MAR 10 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

A SIGNIFICANT RAINFALL EVENT IS EXPECTED INTO FRIDAY AS AN
ATMOSPHERIC RIVER SETS UP AND TAKES AIM AT THE REGION ESPECIALLY
FOR THE NORTH BAY. PERIODS OF MODERATE TO HEAVY RAINFALL ALONG
WITH BREEZY TO GUSTY WINDS WILL BE POSSIBLE THROUGH THE WEEKEND
AND INTO MONDAY AS ADDITIONAL STORM SYSTEMS IMPACT THE REGION.

A FLASH FLOOD WATCH IS IN EFFECT FOR THE NORTH BAY, SAN FRANCISCO
SHORELINE AND THE SAN MATEO COAST THROUGH SUNDAY AFTERNOON

In the hours before

Local storm report, Mar 10, 10:16 AM PST, 5 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
1016 AM PST THU MAR 10 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1011 AM     FLOOD            3 S SEBASTOPOL          38.36N 122.83W
03/10/2016                   SONOMA             CA   LAW ENFORCEMENT

            ENTIRE ROADWAY FLOODED CANFIELD/BLOOMFIELD RD.

1011 AM     FLOOD            5 WNW PETALUMA          38.27N 122.71W
03/10/2016                   SONOMA             CA   LAW ENFORCEMENT

            WATER ACROSS ALL LAENS AT VALLEY FORD RD AND BLOOMFIELD
            RD

&&

BBENJAMI
Local storm report, Mar 10, 12:06 PM PST, 3 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
1206 PM PST THU MAR 10 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1011 AM     FLOOD            6 SSW SANTA ROSA        38.37N 122.74W
03/10/2016                   SONOMA             CA   LAW ENFORCEMENT

            ROADWAY IS UNDERWATER AT LUDWIG AVE AND S WRIGHT RD

&&

BBENJAMI
Local storm report, Mar 10, 1:45 PM PST, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
145 PM PST THU MAR 10 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0135 PM     DEBRIS FLOW      MONTE RIO               38.47N 123.01W
03/10/2016                   SONOMA             CA   LAW ENFORCEMENT

            TREE ROOTS AND MUD SLIDE BLOCKING BOTH LANES AT BOHEMIAN
            HWY AND HWY 116.

&&

BBENJAMI

The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 2:41 AM PSTSmall Craft AdvisoryMTR24 hr
Mar 10, 8:35 AM PSTAreal Flood AdvisoryMTRMarin, Napa, Sonoma3 hr
Mar 10, 10:05 AM PSTAreal Flood AdvisoryMTRMarin, Napa, Sonoma115 min
Mar 10, 11:43 AM PSTAreal Flood AdvisoryMTRMarin, Napa, Sonoma3 hr
Mar 10, 12:02 PM PSTFlash Flood WarningMTRSonoma4 hr
Mar 10, 3:57 PM PSTFlash Flood WarningMTRSonoma4 hr

Nearby

River Flood Warnings in California, 2016Every river flood warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.