Alert archive / California / Flash Flood Watches in 2021

Flash Flood Watch 4, NWS San Francisco Bay Area, CA

December 12, 20215 counties in California

NWS San Francisco Bay Area, CA issued this flash flood watch at Dec 12, 2021, 8:41 AM PST for 5 counties in California. It took effect at Dec 12, 2021, 8:00 PM PST. It was in force for 29 hr.

The area

The counties it named.

The facts

Issued
Dec 12, 2021, 8:41 AM PST (16:41 UTC)
In effect from
Dec 12, 2021, 8:00 PM PST
Expired
Dec 14, 2021, 1:00 AM PST
In force
29 hr
Issued by
NWS San Francisco Bay Area, CA
Flood severity
None

Counties Monterey County, CA, San Benito County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA

The radar

The San Francisco radar (KMUX), 33 km from the middle of the area, began a volume at 16:44 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 nearest sounding before it

Oakland, CA (KOAK), launched 12:00Z, 4.7 hours before the alert went out and 102 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Oakland, CA at 12:00Z on 2021-12-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 12:00Z on 2021-12-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 194 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
879 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
194 m²/s²
0-3 km storm-relative helicity
218 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

532 
WGUS66 KMTR 121641
FFAMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Francisco CA
841 AM PST Sun Dec 12 2021

.Heavy rainfall is forecast to fall over the Dolan burn scar and the 
broader Santa Lucia region beginning this evening and continuing 
through late Monday night. Rain rates in excess of established 
thresholds could trigger debris flow movement over the Dolan burn 
scar as well as lead to other localized flooding in the vicinity of 
the region.  Soils will not saturated immediately and there may be a 
delayed flooding or debris flow response to the heaviest rain as 
runoff increases. Rain rates will taper off through Monday night but 
additional rain showers may persist into early Tuesday.

CAZ517-530-130000-
/O.NEW.KMTR.FF.A.0004.211213T0400Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Southern
Monterey Bay and Big Sur Coast-
Including the cities of Marina, Monterey, and Seaside
841 AM PST Sun Dec 12 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA IN EFFECT FROM 8 PM PST 
THIS EVENING THROUGH LATE MONDAY NIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall are possible over the Dolan burn area.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...From 8 PM PST this evening through late Monday night.

* IMPACTS...Heavy rainfall over the Dolan burn area is expected up 
  to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of creeks, low-lying areas, 
  and debris flows in and near recent wildfire burn scars. Soils may 
  become saturated and excessive runoff may result in flooding of 
  rivers, creeks, streams, and other low-lying and flood-prone 
  locations.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

$$

MTR
8 follow-up statements
847 
WGUS66 KMTR 122122
FFAMTR

Flood Watch
National Weather Service San Francisco CA
122 PM PST Sun Dec 12 2021

.Heavy rainfall is forecast to fall over the Dolan fire burn scar 
and the broader Santa Lucia region beginning this evening and 
continuing through late Monday night. Rain rates in excess of 
established thresholds could trigger debris flow movement over the 
Dolan burn
scar as well as lead to other localized flooding in the vicinity of 
the region.  Soils will not saturate immediately and there may be a 
delayed flooding or debris flow response to the heaviest rain as 
runoff increases. Rain rates will taper off through Monday night but 
additional rain showers may persist into early Tuesday.

CAZ517-530-130700-
/O.CON.KMTR.FF.A.0004.211213T0400Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Southern
Monterey Bay and Big Sur Coast-
Including the cities of Marina, Monterey, and Seaside
122 PM PST Sun Dec 12 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT FROM 
8 PM PST THIS EVENING THROUGH LATE MONDAY NIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the Dolan burn area.

* WHERE...The Dolan fire burn scar and surrounding areas in Monterey 
  county.

* WHEN...From 8 PM PST this evening through late Monday night.

* IMPACTS...Heavy rainfall over the Dolan fire burn area is expected 
  up to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of low-lying areas, 
  urbanized street flooding, and debris flows in and near recent 
  wildfire burn scars. Soils remain moist and excessive runoff may 
  result in flooding of rivers, creeks, streams, and other low-lying 
  and flood-prone locations.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

$$

MTR
897 
WGUS66 KMTR 130621
FFAMTR

Flood Watch
National Weather Service San Francisco CA
1021 PM PST Sun Dec 12 2021

.Heavy rainfall is forecast to fall over the Dolan fire burn scar 
and the broader Santa Lucia region beginning this evening and 
continuing through late Monday night. Rain rates in excess of 
established thresholds could trigger debris flow movement over the 
Dolan burn
scar as well as lead to other localized flooding in the vicinity of 
the region.  Soils will not saturate immediately and there may be a 
delayed flooding or debris flow response to the heaviest rain as 
runoff increases. Rain rates will taper off through Monday night but 
additional rain showers may persist into early Tuesday.

CAZ517-530-131400-
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Southern
Monterey Bay and Big Sur Coast-
Including the cities of Marina, Monterey, and Seaside
1021 PM PST Sun Dec 12 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT 
THROUGH LATE MONDAY NIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the Dolan burn area.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...Through late Monday night.

* IMPACTS...Heavy rainfall over the Dolan fire burn area is expected 
  up to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of low-lying areas, 
  urbanized street flooding, and debris flows in and near recent 
  wildfire burn scars. Soils remain moist and excessive runoff may 
  result in flooding of rivers, creeks, streams, and other low-lying 
  and flood-prone locations.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

$$

BKM
939 
WGUS66 KMTR 131356
FFAMTR

Flood Watch
National Weather Service San Francisco CA
556 AM PST Mon Dec 13 2021

.Heavy rainfall is forecast to continue over the Dolan fire burn scar
and the broader Santa Lucia region today and will
continuing through late Monday night. Rain rates in excess of 
established thresholds could trigger debris flow movement over the 
Dolan burn scar as well as lead to other localized flooding in the 
vicinity of
the region.  Soils will not saturate immediately and there may be a 
delayed flooding or debris flow response to the heaviest rain as 
runoff increases. Rain rates will taper off tonight but 
additional rain showers may persist into early Tuesday.

CAZ517-530-132200-
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Southern
Monterey Bay and Big Sur Coast-
Including the cities of Marina, Monterey, and Seaside
556 AM PST Mon Dec 13 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT 
THROUGH LATE TONIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the Dolan burn area.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...Through late tonight.

* IMPACTS...Heavy rainfall over the Dolan burn area is expected up 
  to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of low-lying areas, 
  urbanized street flooding, and debris flows in and near recent 
  wildfire burn scars. Soils remain moist and excessive runoff may 
  result in flooding of rivers, creeks, streams, and other low-lying 
  and flood-prone locations.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

$$

MTR
388 
WGUS66 KMTR 132000
FFAMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Francisco CA
1200 PM PST Mon Dec 13 2021

CAZ505>507-140300-
/O.NEW.KMTR.FA.A.0001.211213T2100Z-211214T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal North Bay Including Point Reyes National Seashore-North Bay
Interior Valleys-North Bay Mountains-
Including the cities of Woodacre, Sausalito, Santa Rosa, 
Lagunitas-Forest Knolls, Angwin, Rohnert Park, San Rafael, 
Tamalpais-Homestead, South Santa Rosa, Petaluma, Napa, and Novato
1200 PM PST Mon Dec 13 2021

...FLOOD WATCH IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northern California, including the following 
  areas, Coastal North Bay Including Point Reyes National Seashore, 
  North Bay Interior Valleys and North Bay Mountains.

* WHEN...Until 7 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain this afternoon and through the early
    evening hours.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ006-508>513-529-140400-
/O.NEW.KMTR.FA.A.0001.211214T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco-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-Northern
Monterey Bay-
Including the cities of Livermore, Scotts Valley, Pacifica, San 
Francisco, Hayward, Watsonville, Fremont, Live Oak, Santa Cruz, San 
Ramon, Antioch, Berkeley, San Jose, Blackhawk, Walnut Creek, Daly 
City, Boulder Creek, Concord, Day Valley, Pittsburg, Pleasanton, and 
Oakland
1200 PM PST Mon Dec 13 2021

...FLOOD WATCH IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 PM PST THIS 
EVENING...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northern California, including the following 
  areas, East Bay Hills and the Diablo Range, East Bay Interior 
  Valleys, Northern Monterey Bay, San Francisco, San Francisco Bay 
  Shoreline, San Francisco Peninsula Coast, Santa Clara Valley 
  Including San Jose and Santa Cruz Mountains.

* WHEN...From 4 PM this afternoon to 10 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain late this afternoon and through this
    evening.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ517-530-140400-
/O.NEW.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Southern
Monterey Bay and Big Sur Coast-
Including the cities of Marina, Monterey, and Seaside
1200 PM PST Mon Dec 13 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT 
THROUGH LATE TONIGHT...
...FLOOD WATCH IN EFFECT FROM 7 PM PST THIS EVENING THROUGH LATE 
TONIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the Dolan burn area.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...Through late tonight.

* IMPACTS...Heavy rainfall over the Dolan burn area is expected up 
  to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of low-lying areas, 
  urbanized street flooding, and debris flows in and near recent 
  wildfire burn scars. Soils remain moist and excessive runoff may 
  result in flooding of rivers, creeks, streams, and other low-lying 
  and flood-prone locations.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...From 7 PM PST this evening through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain this evening and through late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ516-518-528-140400-
/O.NEW.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-Mountains
Of San Benito County And Interior Monterey County Including
Pinnacles National Park-Northern Salinas Valley/Hollister Valley and
Carmel Valley-
Including the cities of Salinas, Greenfield, and King City
1200 PM PST Mon Dec 13 2021

...FLOOD WATCH IN EFFECT FROM 7 PM PST THIS EVENING THROUGH LATE 
TONIGHT...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of northern California, including the following 
  areas, Mountains Of San Benito County And Interior Monterey County 
  Including Pinnacles National Park, Northern Salinas 
  Valley/Hollister Valley and Carmel Valley and Southern Salinas 
  Valley/Arroyo Seco and Lake San Antonio.

* WHEN...From 7 PM PST this evening through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain this evening and through late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

MTR
184 
WGUS66 KMTR 132052
FFAMTR

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service San Francisco CA
1252 PM PST Mon Dec 13 2021

CAZ509-512-529-140600-
/O.EXB.KMTR.FF.A.0004.211214T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FA.A.0001.211214T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco Peninsula Coast-Santa Cruz Mountains-Northern Monterey
Bay-
Including the cities of Boulder Creek, Day Valley, Watsonville, Live 
Oak, Scotts Valley, Santa Cruz, and Pacifica
1252 PM PST Mon Dec 13 2021

...FLASH FLOOD WATCH FOR THE CZU LIGHTNING COMPLEX BURN AREA IN 
EFFECT FROM 4 PM THIS AFTERNOON TO 10 PM PST THIS EVENING...
...FLOOD WATCH REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 PM 
PST THIS EVENING...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall are possible over the CZU Lightning Complex burn area.

* WHERE...A portion of northern California, including the following 
  areas, Northern Monterey Bay, San Francisco Peninsula Coast and 
  Santa Cruz Mountains.

* WHEN...From 4 PM this afternoon to 10 PM PST this evening.

* IMPACTS...Heavy rainfall over the CZU Lightning Complex burn area 
  is expected up to and during the period of the watch. Residents 
  near the CZU Lightning Complex burn area should prepare for 
  potential flooding impacts. Be sure to stay up to date with 
  information from local authorities. Heavy rainfall could trigger 
  flash flooding of low-lying areas, urbanized street flooding, and 
  debris flows in and near recent wildfire burn scars. Soils remain 
  moist and excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Significant runoff may cause flooding of creeks and rivers. Storm 
  drains and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the CZU Lightning Complex burn area, which may
    lead to flash flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Northern Monterey Bay, San Francisco Peninsula Coast and 
  Santa Cruz Mountains.

* WHEN...From 4 PM this afternoon to 10 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the CZU burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ528-141100-
/O.EXA.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northern Salinas Valley/Hollister Valley and Carmel Valley-
Including the cities of Salinas
1252 PM PST Mon Dec 13 2021

...FLASH FLOOD WATCH FOR THE CARMEL, RIVER, AND WILLOW BURN AREAS IN 
EFFECT THROUGH LATE TONIGHT...
...FLOOD WATCH REMAINS IN EFFECT FROM 7 PM PST THIS EVENING THROUGH 
LATE TONIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall are possible over the Carmel, River and Willow burn areas.

* WHERE...A portion of northern California, including the following 
  area, Northern Salinas Valley/Hollister Valley and Carmel Valley.

* WHEN...Through late tonight.

* IMPACTS...Heavy rainfall over the Carmel, River and Willow burn 
  areas is expected up to and during the period of the watch. 
  Residents near the Carmel, River and Willow burn areas should 
  prepare for potential flooding impacts. Be sure to stay up to date 
  with information from local authorities. Heavy rainfall could 
  trigger flash flooding of low-lying areas, urbanized street 
  flooding, and debris flows in and near recent wildfire burn scars. 
  Soils remain moist and excessive runoff may result in flooding of 
  rivers, creeks, streams, and other low-lying and flood-prone 
  locations. Significant runoff may cause flooding of creeks and 
  rivers. Storm drains and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Carmel, River and Willow burn areas, which
    may lead to flash flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  area, Northern Salinas Valley/Hollister Valley and Carmel Valley.

* WHEN...From 7 PM PST this evening through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Carmel, River and Willow burn areas, which
    may lead to flash flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ517-530-141100-
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Southern
Monterey Bay and Big Sur Coast-
Including the cities of Marina, Monterey, and Seaside
1252 PM PST Mon Dec 13 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT 
THROUGH LATE TONIGHT...
...FLOOD WATCH REMAINS IN EFFECT FROM 7 PM PST THIS EVENING THROUGH 
LATE TONIGHT...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the Dolan burn area.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...Through late tonight.

* IMPACTS...Heavy rainfall over the Dolan burn area is expected up 
  to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of low-lying areas, 
  urbanized street flooding, and debris flows in and near recent 
  wildfire burn scars. Soils remain moist and excessive runoff may 
  result in flooding of rivers, creeks, streams, and other low-lying 
  and flood-prone locations. Significant runoff may cause flooding 
  of creeks and rivers. Storm drains and ditches may become clogged 
  with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Santa Lucia Mountains and Los Padres National Forest and 
  Southern Monterey Bay and Big Sur Coast.

* WHEN...From 7 PM PST this evening through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ505>507-140300-
/O.CON.KMTR.FA.A.0001.211213T2100Z-211214T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal North Bay Including Point Reyes National Seashore-North Bay
Interior Valleys-North Bay Mountains-
Including the cities of Woodacre, Sausalito, Santa Rosa, 
Lagunitas-Forest Knolls, Angwin, Rohnert Park, San Rafael, 
Tamalpais-Homestead, South Santa Rosa, Petaluma, Napa, and Novato
1252 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Coastal North Bay Including Point Reyes National Seashore, 
  North Bay Interior Valleys and North Bay Mountains.

* WHEN...Until 7 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain this afternoon and through the early
    evening hours.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ006-508-510-511-513-140600-
/O.CON.KMTR.FA.A.0001.211214T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco-San Francisco Bay Shoreline-East Bay Interior Valleys-
East Bay Hills and the Diablo Range-Santa Clara Valley Including San
Jose-
Including the cities of Livermore, San Jose, Daly City, Concord, 
Pittsburg, Fremont, Pleasanton, Blackhawk, San Ramon, Antioch, 
Berkeley, San Francisco, Oakland, Walnut Creek, and Hayward
1252 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 PM 
PST THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, East Bay Hills and the Diablo Range, East Bay Interior 
  Valleys, San Francisco, San Francisco Bay Shoreline and Santa 
  Clara Valley Including San Jose.

* WHEN...From 4 PM this afternoon to 10 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain late this afternoon and through this
    evening.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ516-518-141100-
/O.CON.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-Mountains
Of San Benito County And Interior Monterey County Including
Pinnacles National Park-
Including the cities of Greenfield and King City
1252 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT FROM 7 PM PST THIS EVENING THROUGH 
LATE TONIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Mountains Of San Benito County And Interior Monterey County 
  Including Pinnacles National Park and Southern Salinas 
  Valley/Arroyo Seco and Lake San Antonio.

* WHEN...From 7 PM PST this evening through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - High resolution models are showing a line of heavy rain
    moving through the region with the potential of producing
    periods of heavy rain this evening through late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

MTR
248 
WGUS66 KMTR 140259
FFAMTR

Flood Watch
National Weather Service San Francisco CA
659 PM PST Mon Dec 13 2021

CAZ505>507-140400-
/O.EXP.KMTR.FA.A.0001.000000T0000Z-211214T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coastal North Bay Including Point Reyes National Seashore-North Bay
Interior Valleys-North Bay Mountains-
Including the cities of Woodacre, Sausalito, Santa Rosa, 
Lagunitas-Forest Knolls, Angwin, Rohnert Park, San Rafael, 
Tamalpais-Homestead, South Santa Rosa, Petaluma, Napa, and Novato
659 PM PST Mon Dec 13 2021

...FLOOD WATCH WILL EXPIRE AT 7 PM PST THIS EVENING...

The Flood Watch will expire for a portion of northern California, 
including the following areas, Coastal North Bay Including Point 
Reyes National Seashore, North Bay Interior Valleys and North Bay 
Mountains.

The flooding threat has ended. Therefore, the Flood Watch will 
expire at 7 PM PST this evening.

$$

CAZ517-528-530-141100-
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Northern
Salinas Valley/Hollister Valley and Carmel Valley-Southern Monterey
Bay and Big Sur Coast-
Including the cities of Marina, Monterey, Salinas, and Seaside
659 PM PST Mon Dec 13 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT UNTIL 
1 AM PST TUESDAY...
...FLOOD WATCH REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the Dolan burn area.

* WHERE...A portion of northern California, including the following 
  areas, Northern Salinas Valley/Hollister Valley and Carmel Valley, 
  Santa Lucia Mountains and Los Padres National Forest and Southern 
  Monterey Bay and Big Sur Coast.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Heavy rainfall over the Dolan burn area is expected up 
  to and during the period of the watch. Residents near the Dolan 
  burn area should prepare for potential flooding impacts. Be sure 
  to stay up to date with information from local authorities. Heavy 
  rainfall could trigger flash flooding of low-lying areas, 
  urbanized street flooding, and debris flows in and near recent 
  wildfire burn scars. Soils remain moist and excessive runoff may 
  result in flooding of rivers, creeks, streams, and other low-lying 
  and flood-prone locations. Significant runoff may cause flooding 
  of creeks and rivers. Storm drains and ditches may become clogged 
  with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Dolan burn area, which may lead to flash
    flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Northern Salinas Valley/Hollister Valley and Carmel Valley, 
  Santa Lucia Mountains and Los Padres National Forest and Southern 
  Monterey Bay and Big Sur Coast.

* WHEN...Until 3 AM PST Tuesday.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain will be possible through
    late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ509-512-529-140600-
/O.CON.KMTR.FA.A.0001.000000T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco Peninsula Coast-Santa Cruz Mountains-Northern Monterey
Bay-
Including the cities of Boulder Creek, Day Valley, Watsonville, Live 
Oak, Scotts Valley, Santa Cruz, and Pacifica
659 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...
...FLASH FLOOD WATCH FOR THE CZU LIGHTNING COMPLEX BURN AREA REMAINS 
IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Northern Monterey Bay, San Francisco Peninsula Coast and 
  Santa Cruz Mountains.

* WHEN...Until 10 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain will be possible through
    this evening.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall continue to be possible over the CZU Lightning Complex 
  burn area.

* WHERE...A portion of northern California, including the following 
  areas, Northern Monterey Bay, San Francisco Peninsula Coast and 
  Santa Cruz Mountains.

* WHEN...Until 10 PM PST this evening.

* IMPACTS...Heavy rainfall over the CZU Lightning Complex burn area 
  is expected up to and during the period of the watch. Residents 
  near the CZU Lightning Complex burn area should prepare for 
  potential flooding impacts. Be sure to stay up to date with 
  information from local authorities. Heavy rainfall could trigger 
  flash flooding of low-lying areas, urbanized street flooding, and 
  debris flows in and near recent wildfire burn scars. Soils remain 
  moist and excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Significant runoff may cause flooding of creeks and rivers. Storm 
  drains and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the CZU Lightning Complex burn area, which may
    lead to flash flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

CAZ006-508-510-511-513-140600-
/O.CON.KMTR.FA.A.0001.000000T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco-San Francisco Bay Shoreline-East Bay Interior Valleys-
East Bay Hills and the Diablo Range-Santa Clara Valley Including San
Jose-
Including the cities of Livermore, San Jose, Daly City, Concord, 
Pittsburg, Fremont, Pleasanton, Blackhawk, San Ramon, Antioch, 
Berkeley, San Francisco, Oakland, Walnut Creek, and Hayward
659 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, East Bay Hills and the Diablo Range, East Bay Interior 
  Valleys, San Francisco, San Francisco Bay Shoreline and Santa 
  Clara Valley Including San Jose.

* WHEN...Until 10 PM PST this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain will be possible through
    this evening.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

CAZ516-518-141100-
/O.CON.KMTR.FA.A.0001.211214T0300Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-Mountains
Of San Benito County And Interior Monterey County Including
Pinnacles National Park-
Including the cities of Greenfield and King City
659 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Mountains Of San Benito County And Interior Monterey County 
  Including Pinnacles National Park and Southern Salinas 
  Valley/Arroyo Seco and Lake San Antonio.

* WHEN...Until 3 AM PST Tuesday.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain will be possible through
    late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

MTR
735 
WGUS66 KMTR 140559
FFAMTR

Flood Watch
National Weather Service San Francisco CA
959 PM PST Mon Dec 13 2021

CAZ509-512-529-140700-
/O.EXP.KMTR.FA.A.0001.000000T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.EXP.KMTR.FF.A.0004.000000T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco Peninsula Coast-Santa Cruz Mountains-Northern Monterey
Bay-
Including the cities of Boulder Creek, Day Valley, Watsonville, Live 
Oak, Scotts Valley, Santa Cruz, and Pacifica
959 PM PST Mon Dec 13 2021

...FLOOD WATCH WILL EXPIRE AT 10 PM PST THIS EVENING...
...FLASH FLOOD WATCH FOR THE CZU LIGHTNING COMPLEX BURN AREA WILL 
EXPIRE AT 10 PM PST THIS EVENING...

The Flood Watch will expire for the following areas, Northern 
Monterey Bay, San Francisco Peninsula Coast and Santa Cruz Mountains.

The flooding threat continues to diminish. Therefore, the Flood 
Watch will expire at 10 PM PST this evening.

The Flash Flood Watch will expire following areas, Northern Monterey 
Bay, San Francisco Peninsula Coast and Santa Cruz Mountains.

The flooding threat continues to diminish Therefore, the Flash Flood 
Watch will expire at 10 PM PST this evening.

$$

CAZ006-508-510-511-513-140700-
/O.EXP.KMTR.FA.A.0001.000000T0000Z-211214T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Francisco-San Francisco Bay Shoreline-East Bay Interior Valleys-
East Bay Hills and the Diablo Range-Santa Clara Valley Including San
Jose-
Including the cities of Livermore, San Jose, Daly City, Concord, 
Pittsburg, Fremont, Pleasanton, Blackhawk, San Ramon, Antioch, 
Berkeley, San Francisco, Oakland, Walnut Creek, and Hayward
959 PM PST Mon Dec 13 2021

...FLOOD WATCH WILL EXPIRE AT 10 PM PST THIS EVENING...

The Flood Watch will expire for the following areas, East Bay Hills 
and the Diablo Range, East Bay Interior Valleys, San Francisco, San 
Francisco Bay Shoreline and Santa Clara Valley Including San Jose.

The flooding threat continues to diminish. Therefore, the Flood 
Watch will expire at 10 PM PST this evening.

$$

CAZ517-528-530-141100-
/O.CON.KMTR.FA.A.0001.000000T0000Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.CON.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Northern
Salinas Valley/Hollister Valley and Carmel Valley-Southern Monterey
Bay and Big Sur Coast-
Including the cities of Marina, Monterey, Salinas, and Seaside
959 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY...
...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA REMAINS IN EFFECT UNTIL 
1 AM PST TUESDAY...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Northern Salinas Valley/Hollister Valley and Carmel Valley, 
  Santa Lucia Mountains and Los Padres National Forest and Southern 
  Monterey Bay and Big Sur Coast.

* WHEN...Until 3 AM PST Tuesday.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain will be possible through
    late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

* WHAT...Flash flooding and debris flows caused by excessive 
  rainfall are possible over the Carmel, River and Willow burn areas.

* WHERE...A portion of northern California, including the following 
  areas, Northern Salinas Valley/Hollister Valley and Carmel Valley, 
  Santa Lucia Mountains and Los Padres National Forest and Southern 
  Monterey Bay and Big Sur Coast.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Heavy rainfall over the Carmel, River and Willow burn 
  areas is expected up to and during the period of the watch. 
  Residents near the Carmel, River and Willow burn areas should 
  prepare for potential flooding impacts. Be sure to stay up to date 
  with information from local authorities. Heavy rainfall could 
  trigger flash flooding of low-lying areas, urbanized street 
  flooding, and debris flows in and near recent wildfire burn scars. 
  Soils remain moist and excessive runoff may result in flooding of 
  rivers, creeks, streams, and other low-lying and flood-prone 
  locations. Significant runoff may cause flooding of creeks and 
  rivers. Storm drains and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Carmel, River and Willow burn areas, which
    may lead to flash flooding and debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue 
a public statement as conditions warrant. PLAN NOW so you will know 
what to do in an emergency. Keep informed by listening to local 
radio and television for statements and possible warnings. Follow 
the advice of public safety officials.

&&

$$

CAZ516-518-141100-
/O.CON.KMTR.FA.A.0001.000000T0000Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-Mountains
Of San Benito County And Interior Monterey County Including
Pinnacles National Park-
Including the cities of Greenfield and King City
959 PM PST Mon Dec 13 2021

...FLOOD WATCH REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...Flooding caused by excessive rainfall continues to be 
  possible.

* WHERE...A portion of northern California, including the following 
  areas, Mountains Of San Benito County And Interior Monterey County 
  Including Pinnacles National Park and Southern Salinas 
  Valley/Arroyo Seco and Lake San Antonio.

* WHEN...Until 3 AM PST Tuesday.

* IMPACTS...Excessive runoff may result in flooding of rivers, 
  creeks, streams, and other low-lying and flood-prone locations. 
  Creeks and streams may rise out of their banks. Flooding may occur 
  in poor drainage and urban areas. Low-water crossings may be 
  flooded. Storm drains and ditches may become clogged with debris. 
  Extensive street flooding and flooding of creeks and rivers are 
  possible.

* ADDITIONAL DETAILS...
  - Periods of moderate to heavy rain will be possible through
    late tonight.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood 
Warnings. Those living in areas prone to flooding should be prepared 
to take action should flooding develop.

&&

$$

Gass
253 
WGUS66 KMTR 140911
FFAMTR

Flood Watch
National Weather Service San Francisco CA
111 AM PST Tue Dec 14 2021

CAZ517-528-530-141015-
/O.CAN.KMTR.FA.A.0001.000000T0000Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
/O.EXP.KMTR.FF.A.0004.000000T0000Z-211214T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Santa Lucia Mountains and Los Padres National Forest-Northern
Salinas Valley/Hollister Valley and Carmel Valley-Southern Monterey
Bay and Big Sur Coast-
Including the cities of Marina, Monterey, Salinas, and Seaside
111 AM PST Tue Dec 14 2021

...FLASH FLOOD WATCH FOR THE DOLAN BURN AREA HAS EXPIRED...
...FLOOD WATCH IS CANCELLED...

The Flash Flood Watch has expired for a portion of northern 
California, including the following areas, Northern Salinas 
Valley/Hollister Valley and Carmel Valley, Santa Lucia Mountains and 
Los Padres National Forest and Southern Monterey Bay and Big Sur 
Coast.

The Flood Watch is cancelled for a portion of northern California, 
including the following areas, Northern Salinas Valley/Hollister 
Valley and Carmel Valley, Santa Lucia Mountains and Los Padres 
National Forest and Southern Monterey Bay and Big Sur Coast.

The threat for flooding continues to diminish and is no longer 
expected to pose a threat. Please continue to heed remaining road 
closures.

$$

CAZ516-518-141015-
/O.CAN.KMTR.FA.A.0001.000000T0000Z-211214T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Southern Salinas Valley/Arroyo Seco and Lake San Antonio-Mountains
Of San Benito County And Interior Monterey County Including
Pinnacles National Park-
Including the cities of Greenfield and King City
111 AM PST Tue Dec 14 2021

...FLOOD WATCH IS CANCELLED...

The Flood Watch is cancelled for a portion of northern California, 
including the following areas, Mountains Of San Benito County And 
Interior Monterey County Including Pinnacles National Park and 
Southern Salinas Valley/Arroyo Seco and Lake San Antonio.

The threat for flooding continues to diminish and is no longer 
expected to pose a threat. Please continue to heed remaining road 
closures.

$$

Gass

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 11, 5:35 PM PSTFreeze WarningMTRMonterey, San Benito14 hr
Dec 12, 11:55 AM PSTHigh Wind WarningMTRMonterey, San Benito34 hr

Nearby

Flash Flood Watches in California, 2021Every flash flood watch in 2021

Sources

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