Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
816 AM PST Thu Nov 20 2025
CAZ072-NVZ002-210600-
/O.EXB.KREV.WW.Y.0018.000000T0000Z-251121T0600Z/
Greater Lake Tahoe Area-Greater Lake Tahoe Area-
Including the cities of Markleeville, Incline Village, South Lake
Tahoe, Tahoe City, Truckee, Stateline, and Glenbrook
816 AM PST Thu Nov 20 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING...
* WHAT...Snow. Snow accumulations of 4 to 12 inches above 7000 feet.
Below 7000 feet, snow accumulations of 2 to 6 inches. Winds
gusting as high as 35 mph. Wave heights on Lake Tahoe up to 2 feet.
* WHERE...Greater Lake Tahoe Area.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Thursday morning and evening commutes. Small
boats, kayaks and paddle boards will be prone to capsizing and
should remain off lake waters until conditions improve.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1. Consider postponing boating activities on the lake
until a day with less wind.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
816 AM PST Thu Nov 20 2025
NVZ003-210600-
/O.EXB.KREV.WW.Y.0018.000000T0000Z-251121T0600Z/
Greater Reno-Carson City-Minden Area-
Including the cities of Verdi, Gardnerville, Sparks, and Virginia
City
816 AM PST Thu Nov 20 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING
ABOVE 5000 FEET...
* WHAT...Wet snow. Snow accumulations of a trace to 2 inches, except
3 to 6 inches above 6500 feet in the Pine Nut Mountains. Snow
accumulations up to a foot on the highest peaks of the Pine Nut
Mountains. Winds gusting as high as 25 mph.
* WHERE...Greater Reno-Carson City-Minden Area.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Thursday morning and evening commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
High Surf Advisory
Coastal Hazard Message
National Weather Service Medford OR
301 AM PST Thu Nov 20 2025
ORZ021-022-210000-
/O.CON.KMFR.SU.Y.0008.251120T1800Z-251121T1200Z/
South Central Oregon Coast-Curry County Coast-
301 AM PST Thu Nov 20 2025
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING
TO 4 AM PST FRIDAY...
* WHAT...Large breaking waves of 20 to 23 feet.
* WHERE...South Central Oregon Coast and Curry County Coast.
* WHEN...From 10 AM Thursday to 4 AM PST Friday.
* IMPACTS...Large breaking waves will create hazardous
conditions along and within the surf zone, and could inundate
beaches and low lying shorelines. Beach erosion is possible,
and exposed infrastructure may be damaged.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Stay away from the surf zone and off of jetties. Area beaches may
become hazardous due to dangerous surf conditions.
&&
$$
Visit us at https://www.weather.gov/Medford
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
813 AM PST Thu Nov 20 2025
PZZ540-210015-
/O.CON.KMTR.SC.Y.0204.000000T0000Z-251122T0500Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 NM-
813 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST FRIDAY...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
seas 8 to 13 ft.
* WHERE...Coastal Waters from Point Arena to Point Reyes
California out to 10 NM.
* WHEN...Until 9 PM PST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
813 AM PST Thu Nov 20 2025
PZZ570-210015-
/O.EXT.KMTR.SC.Y.0203.000000T0000Z-251122T1100Z/
Waters from Point Arena to Point Reyes 10-60 NM-
813 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST SATURDAY...
* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas
9 to 14 ft.
* WHERE...Waters from Point Arena to Point Reyes 10-60 NM.
* WHEN...Until 3 AM PST 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
300 AM PST Thu Nov 20 2025
PZZ350-356-370-376-210000-
/O.CON.KMFR.SC.Y.0102.000000T0000Z-251122T0300Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
300 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST FRIDAY...
* WHAT...West winds today at 10 to 15 kt with gusts up to 20 kt
and seas 12 to 17 ft at 15 seconds. Northerly winds develop on
Friday at 15 to 25 kt with gusts around 30 kt and seas 10 to 23
ft at 13 seconds.
* WHERE...All areas.
* WHEN...Until 7 PM PST Friday.
* IMPACTS...Gusty winds and/or steep seas could capsize or
damage vessels.
* View the hazard area in detail at https://go.usa.gov/x6hks
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners and those operating smaller vessels should
remain in port and avoid the area of hazardous conditions.
&&
$$
Visit us at https://www.weather.gov/Medford
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ450-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Pt St George to Cape Mendocino out 10 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, seas 9 to 11 feet
expected. For the Hazardous Seas Watch, very steep and
hazardous seas 11 to 16 feet possible.
* WHERE...Pt St George to Cape Mendocino out 10 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ455-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, seas 7 to 9 feet
expected. For the Hazardous Seas Watch, very steep and
hazardous seas 12 to 16 feet possible.
* WHERE...Cape Mendocino to Pt Arena out 10 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ470-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, seas 11 to 13 feet
expected. For the Hazardous Seas Watch, very steep and
hazardous seas 13 to 17 feet possible.
* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ475-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, northwest winds 15 to 20
kt with gusts up to 25 kt and seas 10 to 12 feet expected. For
the Hazardous Seas Watch, very steep and hazardous seas 14 to
16 feet possible.
* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
Beach Hazards Statement
Coastal Hazard Message
National Weather Service San Francisco CA
423 AM PST Thu Nov 20 2025
CAZ006-505-509-529-530-202300-
/O.CON.KMTR.BH.S.0020.251121T0000Z-251125T0600Z/
San Francisco-
Coastal North Bay Including Point Reyes National Seashore-
San Francisco Peninsula Coast-Northern Monterey Bay-
Southern Monterey Bay and Big Sur Coast-
423 AM PST Thu Nov 20 2025
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 PM PST THIS
AFTERNOON THROUGH MONDAY EVENING...
* WHAT...A long period northwesterly swell will result in an
increased risk for sneaker waves and rip currents. Breaking
waves of 13 to 18 feet are expected.
* WHERE...Pacific Coast beaches.
* WHEN...From Thursday afternoon through Monday evening.
* IMPACTS...Sneaker waves can unexpectedly run significantly
farther up the beach than normal, including over rocks and
jetties. Rip currents are typically more frequent and stronger
in the vicinity of jetties, inlets, and piers.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain out of the water to avoid hazardous swimming conditions.
Stay off rocks and never turn your back on the ocean!
&&
$$
Hazardous Seas Watch
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ450-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Pt St George to Cape Mendocino out 10 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, seas 9 to 11 feet
expected. For the Hazardous Seas Watch, very steep and
hazardous seas 11 to 16 feet possible.
* WHERE...Pt St George to Cape Mendocino out 10 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ455-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, seas 7 to 9 feet
expected. For the Hazardous Seas Watch, very steep and
hazardous seas 12 to 16 feet possible.
* WHERE...Cape Mendocino to Pt Arena out 10 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ470-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, seas 11 to 13 feet
expected. For the Hazardous Seas Watch, very steep and
hazardous seas 13 to 17 feet possible.
* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
258 AM PST Thu Nov 20 2025
PZZ475-201900-
/O.CON.KEKA.SC.Y.0128.251120T1700Z-251120T2300Z/
/O.CON.KEKA.SE.A.0010.251120T2300Z-251121T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
258 AM PST Thu Nov 20 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH FRIDAY MORNING...
* WHAT...For the Small Craft Advisory, northwest winds 15 to 20
kt with gusts up to 25 kt and seas 10 to 12 feet expected. For
the Hazardous Seas Watch, very steep and hazardous seas 14 to
16 feet possible.
* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.
* WHEN...For the Small Craft Advisory, from 9 AM this morning to
3 PM PST this afternoon. For the Hazardous Seas Watch, from
this afternoon through Friday morning.
* IMPACTS...Very steep and hazardous seas could capsize or cause
damage to vessels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Consider altering your plans to avoid possible hazardous sea
conditions.
&&
$$
