Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 61, NWS San Francisco Bay Area, CA

March 30, 2021

NWS San Francisco Bay Area, CA issued this small craft advisory at Mar 30, 2021, 2:08 PM PDT. It took effect at Mar 31, 2021, 3:00 AM PDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Mar 30, 2021, 2:08 PM PDT (21:08 UTC)
In effect from
Mar 31, 2021, 3:00 AM PDT
Expired
Mar 31, 2021, 9:00 AM PDT
In force
6 hr
Issued by
NWS San Francisco Bay Area, CA

The text

As transmitted.

351 
WHUS76 KMTR 302108
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
208 PM PDT Tue Mar 30 2021

PZZ545-310515-
/O.NEW.KMTR.SC.Y.0061.210331T1000Z-210331T1600Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
208 PM PDT Tue Mar 30 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 9 AM PDT
WEDNESDAY...

* WHAT...East winds 5 to 15 kt with gusts up to 25 kt expected, 
  resulting in hazardous conditions near harbor entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...From 3 AM to 9 AM PDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

PZZ570-302215-
/O.CON.KMTR.SC.Y.0060.000000T0000Z-210330T2200Z/
Waters from Point Arena to Point Reyes 10-60 NM-
208 PM PDT Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 
  9 to 13 feet at 12 seconds.

* WHERE...Waters from Point Arena to Point Reyes 10-60 NM.

* WHEN...Until 3 PM PDT this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco
4 follow-up statements
749 
WHUS76 KMTR 302159
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
259 PM PDT Tue Mar 30 2021

PZZ570-302300-
/O.EXP.KMTR.SC.Y.0060.000000T0000Z-210330T2200Z/
Waters from Point Arena to Point Reyes 10-60 NM-
259 PM PDT Tue Mar 30 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PDT THIS AFTERNOON...

Conditions have dropped below advisory criteria, therefore the
Small Craft Advisory has been allowed to expire. 

$$

PZZ545-310600-
/O.CON.KMTR.SC.Y.0061.210331T1000Z-210331T1600Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
259 PM PDT Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT
WEDNESDAY...

* WHAT...East winds 5 to 15 kt with gusts up to 25 kt expected, 
  resulting in hazardous conditions near harbor entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...From 3 AM to 9 AM PDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco
004 
WHUS76 KMTR 310343
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
843 PM PDT Tue Mar 30 2021

PZZ545-311145-
/O.CON.KMTR.SC.Y.0061.210331T1000Z-210331T1600Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
843 PM PDT Tue Mar 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT
WEDNESDAY...

* WHAT...East winds 5 to 15 kt with gusts up to 25 kt expected, 
  resulting in hazardous conditions near harbor entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...From 3 AM to 9 AM PDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco
537 
WHUS76 KMTR 310939
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
239 AM PDT Wed Mar 31 2021

PZZ545-311600-
/O.CON.KMTR.SC.Y.0061.210331T1000Z-210331T1600Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
239 AM PDT Wed Mar 31 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT THIS
MORNING...

* WHAT...East winds 5 to 15 kt with gusts up to 25 kt expected, 
  resulting in hazardous conditions near harbor entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...Until 9 AM PDT this morning.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco
229 
WHUS76 KMTR 311611
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
911 AM PDT Wed Mar 31 2021

PZZ545-311715-
/O.EXP.KMTR.SC.Y.0061.000000T0000Z-210331T1600Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
911 AM PDT Wed Mar 31 2021

...SMALL CRAFT ADVISORY HAS EXPIRED...


$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 3:03 AM PDTSmall Craft AdvisoryMTR12 hr

Nearby

Small Craft Advisories in California, 2021Every small craft advisory 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.