Marin County, California
To view the watches and warnings information that we have available you will need to select your city, county, or state first.
Enter City, State or Zip Code to Select a Location from the List
Watch/Warnings
Click to view enlarged map

The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Marin County, California
« View county list

Flash Flood Watch
CAZ006-505>513-516>518-528>530-221200-
/O.CON.KMTR.FF.A.0004.170122T0800Z-170123T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
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 THE 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 COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-
NORTHERN SALINAS VALLEY/HOLLISTER VALLEY AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
INCLUDING THE CITIES OF...SAN FRANCISCO...TAMALPAIS-HOMESTEAD...
SAUSALITO...SANTA ROSA...SOUTH SANTA ROSA...NAPA...SAN RAFAEL...
PETALUMA...NOVATO...ROHNERT PARK...ANGWIN...
LAGUNITAS-FOREST KNOLLS...WOODACRE...OAKLAND...FREMONT...
HAYWARD...DALY CITY...BERKELEY...PACIFICA...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...DAY VALLEY...
SAN JOSE...GREENFIELD...KING CITY...SALINAS...SANTA CRUZ...
WATSONVILLE...LIVE OAK...SEASIDE...MONTEREY...MARINA
227 PM PST SAT JAN 21 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM MIDNIGHT PST TONIGHT
THROUGH SUNDAY AFTERNOON...

THE FLASH FLOOD WATCH CONTINUES 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
ANTONIO.

* FROM MIDNIGHT PST TONIGHT THROUGH SUNDAY AFTERNOON

* PERIODS OF HEAVY RAIN ON ALREADY SATURATED SOILS WILL IMPACT THE
REGION FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON. ADDITIONAL
RAINFALL AMOUNTS FROM 1 TO 2 INCHES ARE POSSIBLE AT LOWER
ELEVATIONS WITH 2 TO 5 INCHES ACROSS THE NORTH BAY AND COASTAL
SLOPES.

* 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.

&&

$$
High Surf Warning
CAZ006-505-509-529-530-220430-
/O.CON.KMTR.SU.W.0001.000000T0000Z-170122T1100Z/
SAN FRANCISCO-
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-NORTHERN MONTEREY BAY-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1219 PM PST SAT JAN 21 2017

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...

* SWELL...WEST SWELL 24 TO 28 FEET TODAY THROUGH EARLY SUNDAY
MORNING. SWELL PERIODS 14 TO 15 SECONDS.

* SURF...BREAKER HEIGHTS 30 TO 40 FT THROUGH EARLY SUNDAY MORNING.

* TIMING...CONTINUING THROUGH EARLY SUNDAY MORNING.

* IMPACTS...LARGE BREAKING WAVES...STRONG RIP CURRENTS...AND
SNEAKER WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING INDICATES THAT VERY DANGEROUS...BATTERING
WAVES WILL POUND THE SHORELINE. DO NOT VENTURE NEAR OR INTO THE
WATER...HEAVY SURF WILL RESULT IN DEADLY RIP CURRENTS.

&&

$$
High Wind Warning
CAZ006-505-507-509-511-512-517-518-528>530-221200-
/O.CON.KMTR.HW.W.0003.170122T0600Z-170122T1800Z/
SAN FRANCISCO-
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
NORTH BAY MOUNTAINS-SAN FRANCISCO PENINSULA COAST-
EAST BAY HILLS AND THE DIABLO RANGE-SANTA CRUZ MOUNTAINS-
SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST-
MOUNTAINS OF SAN BENITO COUNTY AND INTERIOR MONTEREY COUNTY
INCLUDING PINNACLES NATIONAL MONUMENT-
NORTHERN SALINAS VALLEY/HOLLISTER VALLEY AND CARMEL VALLEY-
NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST-
INCLUDING THE CITIES OF...SAN FRANCISCO...TAMALPAIS-HOMESTEAD...
SAUSALITO...ANGWIN...LAGUNITAS-FOREST KNOLLS...WOODACRE...
PACIFICA...BLACKHAWK...SCOTTS VALLEY...BOULDER CREEK...
DAY VALLEY...SALINAS...SANTA CRUZ...WATSONVILLE...LIVE OAK...
SEASIDE...MONTEREY...MARINA
223 PM PST SAT JAN 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST SUNDAY...

* TIMING...LATE TONIGHT INTO SUNDAY MORNING.

* WINDS...SUSTAINED SOUTHERLY WINDS 35 TO 50 MPH WITH GUSTS
GREATER THAN 60 MPH...STRONGEST NEAR THE COAST AND IN HIGHER
ELEVATIONS.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
FOR DRIVERS OF HIGH PROFILE VEHICLES. SINCE THE SOILS ARE
SATURATED...THERE IS A HEIGHTENED POTENTIAL FOR DOWNED TREES
AND POWER OUTAGES.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

Wind Advisory
CAZ506-508-510-513-516-221200-
/O.CON.KMTR.WI.Y.0006.170122T0600Z-170122T1800Z/
NORTH BAY INTERIOR VALLEYS-SAN FRANCISCO BAY SHORELINE-
EAST BAY INTERIOR VALLEYS-SANTA CLARA VALLEY INCLUDING SAN JOSE-
SOUTHERN SALINAS VALLEY/ARROYO SECO AND LAKE SAN ANTONIO-
INCLUDING THE CITIES OF...SANTA ROSA...SOUTH SANTA ROSA...NAPA...
SAN RAFAEL...PETALUMA...NOVATO...ROHNERT PARK...OAKLAND...
FREMONT...HAYWARD...DALY CITY...BERKELEY...CONCORD...ANTIOCH...
LIVERMORE...WALNUT CREEK...PLEASANTON...PITTSBURG...SAN RAMON...
SAN JOSE...GREENFIELD...KING CITY
223 PM PST SAT JAN 21 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST SUNDAY...

* TIMING...LATE TONIGHT INTO SUNDAY MORNING.

* WINDS...SUSTAINED SOUTHERLY WINDS 20 TO 35 MPH WITH LOCAL
GUSTS GREATER THAN 45 MPH.

* IMPACTS...GUSTY WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
FOR DRIVERS OF HIGH PROFILE VEHICLES. SINCE THE SOILS ARE
SATURATED...THERE IS A HEIGHTENED POTENTIAL FOR DOWNED TREES
AND POWER OUTAGES.

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
Weather Alerts by Type
Air Quality Alert
Aviation Weather Warning
Blizzard Warning
Coastal Flood Advisory
Coastal Flood Watch
Dense Fog Advisory
Fire Weather Warning
Flash Flood Watch
Flood Advisory
Flood Warning
Flood Watch
High Surf Advisory
High Surf Warning
High Wind Warning
High Wind Watch
Hydrologic Statement
Lake Wind Advisory
Rip Current Statement
Severe Thunderstorm Warning
Special Weather Statement
Tornado Warning
Tornado Watch
Wind Advisory
Wind Chill Advisory
Wind Chill Warning
Winter Storm Warning
Winter Storm Watch
Winter Weather Advisory
Additional Severe Weather Maps
Severe Outlook Today
Severe Outlook Today
WSI's Severe Outlook Map displays current Watches, Warnings and Advisories via County Fill colors.
Severe Outlook Tomorrow
Severe Outlook Tomorrow
WSI's Severe Outlook Forecast Map displaying projected Watches, Warnings and Advisories.
THUNDERcast
THUNDERcast
The THUNDERcast map shows areas of probability for regional or national thunderstorms for the current day.
1Km Storm Watch
1Km Storm Watch
The 1Km map allows you to view 1 kilometer (km) resolution radar imagery both nationally and regionally.
Metro Storm Watch
Metro Storm Watch
The Metro map allows you to view 1 kilometer (km) resolution radar imagery.
Advertisements
Track Severe Weather on mobile