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Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Reno NV
737 AM PDT Fri Aug 21 2026

NVZ420-221445-
/O.NEW.KREV.FW.W.0009.260822T1800Z-260823T0600Z/
Northern Sierra Front including Carson City, Douglas, Storey,
Southern Washoe, Western Lyon, and Far Southern Lassen Counties-
737 AM PDT Fri Aug 21 2026

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 11 PM PDT SATURDAY
FOR GUSTY WINDS AND LOW HUMIDITY FOR THE NORTHERN SIERRA FRONT...


The National Weather Service in Reno has issued a Red Flag Warning
for gusty winds and low humidity, which is in effect from 11 AM
to 11 PM PDT Saturday.

* Affected Area...Fire Weather Zone 420 Northern Sierra Front
  including Carson City, Douglas, Storey, Southern Washoe,
  Western Lyon, and Far Southern Lassen Counties.

* Winds...Southwest 15 to 25 mph with gusts up to 40 mph.

* Humidity...As low as 18 percent.

* Duration...3 to 6 hours.

* Impacts...The combination of gusty winds and low humidity can
  cause fire to rapidly grow in size and intensity before first
  responders can contain them.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Avoid outdoor activities that can cause a spark near dry
vegetation, such as yard work, target shooting, or campfires.
Follow local fire restrictions. Check weather.gov/reno for
updates and livingwithfire.info for preparedness tips.

&&

$$

http://weather.gov/reno


Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1002 AM PDT Fri Aug 21 2026

PZZ645-220115-
/O.CON.KLOX.SC.Y.0117.260821T1900Z-260822T0900Z/
Point Piedras Blancas to Point Sal westward out to 10 NM-
1002 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 2 AM
PDT SATURDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Point Piedras Blancas to Point Sal westward out to 10
  NM.

* WHEN...From noon today to 2 AM PDT Saturday.

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

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
1002 AM PDT Fri Aug 21 2026

PZZ670-220115-
/O.CON.KLOX.SC.Y.0117.000000T0000Z-260823T1600Z/
Point Piedras Blancas to Point Sal from 10 to 60 NM-
1002 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT SUNDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM.

* WHEN...Until 9 AM PDT Sunday.

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

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ530-212345-
/O.CON.KMTR.SC.Y.0094.260821T2200Z-260822T0400Z/
San Pablo Bay, Suisun Bay, the West Delta and  the San Francisco
Bay north of the Bay Bridge-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 9 PM PDT THIS EVENING...

* WHAT...A moderate chop expected.

* WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San
  Francisco Bay north of the Bay Bridge.

* WHEN...From 3 PM this afternoon to 9 PM PDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ531-212345-
/O.CON.KMTR.SC.Y.0094.260821T2200Z-260822T0400Z/
San Francisco Bay South of the Bay Bridge-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 9 PM PDT THIS EVENING...

* WHAT...West winds 10 to 15 kt and a moderate chop expected.

* WHERE...San Francisco Bay South of the Bay Bridge.

* WHEN...From 3 PM this afternoon to 9 PM PDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ535-212345-
/O.CON.KMTR.SC.Y.0094.260821T2200Z-260822T0400Z/
Monterey Bay-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 9 PM PDT THIS EVENING...

* WHAT...West winds 5 to 15 kt expected.

* WHERE...Monterey Bay.

* WHEN...From 3 PM this afternoon to 9 PM PDT this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ540-212345-
/O.CON.KMTR.SC.Y.0094.000000T0000Z-260822T1000Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WHAT...Northwest winds 10 to 20 kt.

* WHERE...Coastal Waters from Point Arena to Point Reyes
  California out to 10 NM.

* WHEN...Until 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ545-212345-
/O.CON.KMTR.SC.Y.0094.260821T1600Z-260822T1000Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WHAT...Northwest winds 10 to 20 kt.

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

* WHEN...Until 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ560-212345-
/O.CON.KMTR.SC.Y.0096.260821T1600Z-260822T1000Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt
  expected.

* WHERE...Coastal Waters from Pigeon Point to Point Pinos
  California out to 10 NM.

* WHEN...Until 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ565-212345-
/O.CON.KMTR.SC.Y.0094.000000T0000Z-260822T1000Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt
  expected.

* WHERE...Coastal Waters from Point Pinos to Point Piedras
  Blancas California out to 10 NM.

* WHEN...Until 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ570-212345-
/O.CON.KMTR.SC.Y.0097.260821T2200Z-260822T1000Z/
Waters from Point Arena to Point Reyes 10-60 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM PDT SATURDAY...

* WHAT...Northwest winds 10 to 20 kt expected.

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

* WHEN...From 3 PM this afternoon to 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ571-212345-
/O.CON.KMTR.SC.Y.0094.260821T2200Z-260822T1000Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM PDT SATURDAY...

* WHAT...Northwest winds 10 to 20 kt expected.

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

* WHEN...From 3 PM this afternoon to 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ575-212345-
/O.CON.KMTR.SC.Y.0094.260821T2200Z-260822T1000Z/
Waters from Pigeon Point to Point Pinos 10-60 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM PDT SATURDAY...

* WHAT...Northwest winds around 15 to 20 kt expected.

* WHERE...Waters from Pigeon Point to Point Pinos 10-60 NM.

* WHEN...From 3 PM this afternoon to 3 AM PDT Saturday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
840 AM PDT Fri Aug 21 2026

PZZ576-212345-
/O.CON.KMTR.SC.Y.0094.000000T0000Z-260822T1000Z/
Waters from Point Pinos to Point Piedras Blancas 10-60 NM-
840 AM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...

* WHAT...Northwest winds 15 to 20 kt.

* WHERE...Waters from Point Pinos to Point Piedras Blancas 10-
  60 NM.

* WHEN...Until 3 AM PDT Saturday.

* 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


Lake Wind Advisory


URGENT - WEATHER MESSAGE
National Weather Service Reno NV
1122 AM PDT Fri Aug 21 2026

CAZ071-230600-
/O.NEW.KREV.LW.Y.0021.260822T1800Z-260823T0600Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Westwood, Loyalton, Sierraville, Susanville,
and Portola
1122 AM PDT Fri Aug 21 2026

...LAKE WIND ADVISORY IN EFFECT FROM 11 AM TO 11 PM PDT SATURDAY FOR
STAMPEDE RESERVOIR, LAKE DAVIS, ANTELOPE LAKE, AND EAGLE LAKE...

* WHAT...Southwest winds 15 to 20 mph with gusts up to 35 mph for
  Stampede Reservoir, Lake Davis, Antelope Lake, and Eagle Lake.

* WHERE...Lassen-Eastern Plumas-Eastern Sierra Counties.

* WHEN...From 11 AM to 11 PM PDT Saturday.

* IMPACTS...Gusty winds and increased wave heights on area lakes will
  create hazardous conditions for small boats, kayaks and paddle
  boards.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Check lake conditions before heading out and be prepared for a sudden
increase in winds and wave heights. Consider postponing boating
activities on the lake until a day with less wind.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Reno NV
1122 AM PDT Fri Aug 21 2026

NVZ003-230600-
/O.NEW.KREV.LW.Y.0021.260822T1800Z-260823T0600Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Virginia City, Sparks, Gardnerville, and
Verdi
1122 AM PDT Fri Aug 21 2026

...LAKE WIND ADVISORY IN EFFECT FROM 11 AM TO 11 PM PDT SATURDAY FOR
WASHOE LAKE...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 35 mph for
  Washoe Lake.

* WHERE...Greater Reno-Carson City-Minden Area.

* WHEN...From 11 AM to 11 PM PDT Saturday.

* IMPACTS...Gusty winds and increased wave heights on area lakes will
  create hazardous conditions for small boats, kayaks and paddle
  boards.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Check lake conditions before heading out and be prepared for a sudden
increase in winds and wave heights. Consider postponing boating
activities on the lake until a day with less wind.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE