Storm Warning
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
241 PM PDT Sat May 31 2025
.Unusually strong and dangerous storm force northerly winds are
expected this weekend into Monday. Extremely dangerous ocean
conditions with very steep waves up to 25 feet expected Sunday
into Monday.
PZZ470-010545-
/O.CON.KEKA.SC.Y.0063.000000T0000Z-250601T0200Z/
/O.CON.KEKA.SR.W.0001.250601T0200Z-250602T1600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
241 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
PDT MONDAY...
* WHAT...For the Storm Warning, north winds 35 to 45 kt with
gusts up to 55 kt and seas 17 to 22 feet expected. For the
Small Craft Advisory, north winds 25 to 35 kt with gusts up to
45 kt and seas 7 to 10 feet.
* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.
* WHEN...For the Storm Warning, from 7 PM this evening to 9 AM
PDT Monday. For the Small Craft Advisory, until 7 PM PDT this
evening.
* IMPACTS...Very strong winds will cause hazardous seas which
could capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.
&&
$$
Gale Warning
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
254 PM PDT Sat May 31 2025
California waters-
Inner waters from 60 nm to 150 nm offshore.
Outer waters from 150 nm to 250 nm offshore.
Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.
PZZ820-011030-
Point St. George to Point Arena between 60 NM and 150 NM
offshore-
254 PM PDT Sat May 31 2025
...GALE WARNING...
.TONIGHT...N winds 20 to 30 kt, increasing to 25 to 35 kt. Seas
8 to 13 ft.
.SUN...N winds 30 to 40 kt. Seas 12 to 19 ft.
.SUN NIGHT...N winds 35 to 45 kt. Seas 15 to 24 ft.
.MON...N winds 30 to 40 kt. Seas 14 to 22 ft.
.MON NIGHT...N winds 30 to 40 kt. Seas 14 to 20 ft.
.TUE...N winds 30 to 40 kt. Seas 12 to 19 ft.
.TUE NIGHT...N winds 25 to 35 kt. Seas 11 to 19 ft.
.WED...N winds 25 to 35 kt, becoming 25 to 30 kt. Seas 11 to
18 ft.
.WED NIGHT...N winds 25 to 30 kt. Seas 9 to 14 ft.
.THU...N winds 25 to 35 kt, becoming 25 to 30 kt. Seas 9 to
14 ft.
.THU NIGHT...N winds 25 to 30 kt. Seas 10 to 13 ft.
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
241 PM PDT Sat May 31 2025
.Unusually strong and dangerous storm force northerly winds are
expected this weekend into Monday. Extremely dangerous ocean
conditions with very steep waves up to 25 feet expected Sunday
into Monday.
PZZ450-010545-
/O.CON.KEKA.GL.W.0029.250601T0200Z-250602T1600Z/
Pt St George to Cape Mendocino out 10 nm-
241 PM PDT Sat May 31 2025
...GALE WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
PDT MONDAY...
* WHAT...North winds 30 to 40 kt with gusts up to 50 kt and seas
15 to 20 feet expected.
* WHERE...Pt St George to Cape Mendocino out 10 nm.
* WHEN...From 7 PM this evening to 9 AM PDT Monday.
* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.
&&
$$
Offshore Waters Forecast
NWS Ocean Prediction Center Washington DC
236 PM PDT Sat May 31 2025
Washington and Oregon waters-
Inner waters from 60 nm to 150 nm offshore.
Outer waters from 150 nm to 250 nm offshore.
Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.
PZZ815-011045-
Florence, OR to Point St. George between 60 NM and 150 NM
offshore-
236 PM PDT Sat May 31 2025
...GALE WARNING...
.TONIGHT...N winds 20 to 30 kt. Seas 8 to 13 ft.
.SUN...N winds 25 to 35 kt. Seas 11 to 15 ft.
.SUN NIGHT...N winds 30 to 40 kt. Seas 12 to 17 ft.
.MON...N winds 25 to 35 kt. Seas 11 to 16 ft.
.MON NIGHT...N winds 25 to 35 kt. Seas 12 to 16 ft.
.TUE...N winds 20 to 30 kt. Seas 9 to 15 ft.
.TUE NIGHT...N winds 20 to 30 kt. Seas 8 to 12 ft.
.WED and WED NIGHT...N winds 20 to 30 kt. Seas 7 to 10 ft.
.THU and THU NIGHT...N winds 20 to 30 kt. Seas 8 to 11 ft.
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
205 PM PDT Sat May 31 2025
PZZ350-370-011015-
/O.EXT.KMFR.SC.Y.0056.000000T0000Z-250603T0600Z/
/O.EXT.KMFR.GL.W.0018.250601T0000Z-250603T0600Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
205 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 PM PDT MONDAY...
...GALE WARNING NOW IN EFFECT UNTIL 11 PM PDT MONDAY...
* WHAT...For the Small Craft Advisory, north winds 20 to 30 kt
with gusts up to 35 kt and steep seas 6 to 9 ft. For the Gale
Warning, north winds 25 to 35 kt with gusts up to 40 kt and very
steep seas 10 to 13 ft.
* WHERE...Small Craft Advisory conditions through this afternoon
will be confined to areas south of Cape Arago. Late this
afternoon, Gale Warning conditions will spread north to areas
from Coos Bay southward, with Small Craft Advisory conditions
expected in areas north of Coos Bay.
* WHEN...Until 11 PM PDT Monday.
* IMPACTS...Strong winds and very steep seas could capsize or
damage vessels. Low visibility conditions are expected.
* View the hazard area in detail at https://go.usa.gov/x6hks
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid strong winds and very steep
seas. Remain in port, seek safe harbor, alter course, and/or
secure the vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
205 PM PDT Sat May 31 2025
PZZ356-376-011015-
/O.CON.KMFR.SC.Y.0056.000000T0000Z-250601T0000Z/
/O.EXT.KMFR.GL.W.0018.250601T0000Z-250603T0600Z/
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
205 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...
...GALE WARNING NOW IN EFFECT UNTIL 11 PM PDT MONDAY...
* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt
with gusts up to 35 kt and steep seas 6 to 9 ft. For the Gale
Warning, north winds 30 to 40 kt with gusts up to 50 kt and
very steep seas 11 to 17 ft expected.
* WHERE...All areas. Winds will be strongest and seas will be
highest beyond 5 NM from shore.
* WHEN...For the Small Craft Advisory, until 5 PM PDT this
afternoon. For the Gale Warning, until 11 PM PDT Monday.
* IMPACTS...Strong winds and very steep seas could capsize or
damage vessels. Low visibility conditions are expected.
* View the hazard area in detail at https://go.usa.gov/x6hks
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid strong winds and very steep
seas. Remain in port, seek safe harbor, alter course, and/or
secure the vessel for severe conditions.
&&
$$
Visit us at https://www.weather.gov/Medford
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
110 PM PDT Sat May 31 2025
NVZ030-036-038-010300-
/O.CON.KLKN.HT.Y.0001.000000T0000Z-250601T0300Z/
Humboldt-Northern Lander and Northern Eureka-Southwest Elko-
Including the cities of Spring Creek, Lamoille, Golconda,
Crescent Valley, Battle Mountain, Winnemucca, Elko, Dufferena,
Emigrant Pass, Jiggs, South Fork, Argenta, Valmy, Dunphy,
Palisade, Ryndon, Lee, and Beowawe
110 PM PDT Sat May 31 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...
* WHAT...Temperatures of 93 up to 99 expected.
* WHERE...Northern Lander and Northern Eureka, Southwest Elko, and
Humboldt Counties.
* WHEN...Until 8 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
92
URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
1241 PM PDT Sat May 31 2025
CAZ107-108-111-114-115-010500-
/O.CON.KEKA.HT.Y.0001.000000T0000Z-250601T0500Z/
Northern Trinity-Southern Trinity-Northeastern Mendocino Interior-
Northern Lake-Southern Lake-
Including Covelo, Douglas City, Big Bar, Zenia, Weaverville,
Carrville, Hayfork, Forest Glen, Trinity Center, Knobcone Camp,
Hidden Valley Lake, Clearlake, Junction City, Lakeport, Del Loma,
Finley, Ruth, Hyampom, Helena, Middletown, Clearlake Park,
Peanut, and Gravelly Valley Airport
1241 PM PDT Sat May 31 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS EVENING...
* WHAT...Temperatures as high as 101 expected with moderate Heat
Risk.
* WHERE...Trinity County, Lake County, and Northeastern Mendocino
Interior.
* WHEN...Until 10 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka
EYS
URGENT - WEATHER MESSAGE
National Weather Service Boise ID
127 PM MDT Sat May 31 2025
IDZ012-014-016-033-ORZ061>063-010100-
/O.CON.KBOI.HT.Y.0001.000000T0000Z-250601T0100Z/
Lower Treasure Valley-Upper Treasure Valley-Western Magic Valley-
Upper Weiser River-Harney County-Baker County-Malheur County-
Including the cities of Buchanan, Malheur City, Indian Valley,
Twin Falls, Mesa, Diamond, Glendale, Cambridge, Fruitvale,
Caldwell, Dunnean, Baker, Nampa, Venator, New Princeton, Boise,
Goodrich, Burns, Council, and Crane
127 PM MDT Sat May 31 2025 /1227 PM PDT Sat May 31 2025/
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM MDT /6 PM PDT/ THIS
EVENING...
* WHAT...Temperatures up to 97.
* WHERE...Portions of south central and southwest Idaho and
northeast and southeast Oregon.
* WHEN...Until 7 PM MDT /6 PM PDT/ this evening.
* IMPACTS...Drink plenty of fluids, stay in an air-conditioned room,
stay out of the sun, and check up on relatives and neighbors.
Young children and pets should never be left unattended in
vehicles under any circumstances. Take extra precautions if you
work or spend time outside. When possible reschedule strenuous
activities to early morning or evening. Know the signs and
symptoms of heat exhaustion and heat stroke. Wear lightweight and
loose fitting clothing when possible. To reduce risk during
outdoor work, the Occupational Safety and Health Administration
recommends scheduling frequent rest breaks in shaded or air
conditioned environments. Anyone overcome by heat should be moved
to a cool and shaded location. Heat stroke is an emergency! Call 9
1 1.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
SP
URGENT - WEATHER MESSAGE
National Weather Service Sacramento CA
1217 PM PDT Sat May 31 2025
CAZ013-015>019-063-066-067-010600-
/O.CON.KSTO.HT.Y.0001.000000T0000Z-250601T0600Z/
Shasta Lake Area / Northern Shasta County-Northern Sacramento
Valley-Central Sacramento Valley-Southern Sacramento Valley-
Carquinez Strait and Delta-Northern San Joaquin Valley-Mountains
Southwestern Shasta County to Western Colusa County-Northeast
Foothills/Sacramento Valley-Motherlode-
Including the cities of Sacramento, Marysville/Yuba City,
Redding, Red Bluff, Paradise, Grass Valley, Jackson, Modesto,
Fairfield/Suisun, Stockton, Alder Springs, Chico, Shasta Dam, and
Oroville
1217 PM PDT Sat May 31 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING...
* WHAT...Dangerously hot conditions with temperatures 99 to 107.
Moderate HeatRisk with areas of Major HeatRisk expected. Limited
overnight relief with low temperatures in the 60s to low 70s.
* WHERE...Carquinez Strait and Delta, Sacramento Valley, Motherlode,
Mountains Southwestern Shasta County to Western Colusa County,
Northeast Foothills, Northern San Joaquin Valley, and Shasta Lake
Area / Northern Shasta County.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events, particularly for those working or
participating in outdoor activities.
* ADDITIONAL DETAILS...Area waterways continue to run cold and fast,
creating dangerous conditions for those seeking relief in rivers
and lakes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
&&
$$
For more information, visit us at www.weather.gov/sto/
NR
URGENT - WEATHER MESSAGE
National Weather Service Reno NV
318 AM PDT Sat May 31 2025
NVZ001-004-010200-
/O.CON.KREV.HT.Y.0001.250531T1800Z-250601T0200Z/
Western Nevada Basin and Range including Pyramid Lake-Mineral and
Southern Lyon Counties-
Including the cities of Silver Springs, Fallon, Mina, Fernley,
Nixon, Lovelock, Yerington, Imlay, Hawthorne, Schurz, and Smith
Valley
318 AM PDT Sat May 31 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM
PDT THIS EVENING...
* WHAT...Temperatures between 100 and 103 degrees with widespread
Moderate HeatRisk and isolated Major HeatRisk.
* WHERE...Western Nevada Basin and Range including Pyramid Lake and
Mineral and Southern Lyon Counties.
* WHEN...From 11 AM this morning to 7 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
CJ
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
241 PM PDT Sat May 31 2025
.Unusually strong and dangerous storm force northerly winds are
expected this weekend into Monday. Extremely dangerous ocean
conditions with very steep waves up to 25 feet expected Sunday
into Monday.
PZZ470-010545-
/O.CON.KEKA.SC.Y.0063.000000T0000Z-250601T0200Z/
/O.CON.KEKA.SR.W.0001.250601T0200Z-250602T1600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
241 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...
...STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
PDT MONDAY...
* WHAT...For the Storm Warning, north winds 35 to 45 kt with
gusts up to 55 kt and seas 17 to 22 feet expected. For the
Small Craft Advisory, north winds 25 to 35 kt with gusts up to
45 kt and seas 7 to 10 feet.
* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.
* WHEN...For the Storm Warning, from 7 PM this evening to 9 AM
PDT Monday. For the Small Craft Advisory, until 7 PM PDT this
evening.
* IMPACTS...Very strong winds will cause hazardous seas which
could capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
205 PM PDT Sat May 31 2025
PZZ350-370-011015-
/O.EXT.KMFR.SC.Y.0056.000000T0000Z-250603T0600Z/
/O.EXT.KMFR.GL.W.0018.250601T0000Z-250603T0600Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
205 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 PM PDT MONDAY...
...GALE WARNING NOW IN EFFECT UNTIL 11 PM PDT MONDAY...
* WHAT...For the Small Craft Advisory, north winds 20 to 30 kt
with gusts up to 35 kt and steep seas 6 to 9 ft. For the Gale
Warning, north winds 25 to 35 kt with gusts up to 40 kt and very
steep seas 10 to 13 ft.
* WHERE...Small Craft Advisory conditions through this afternoon
will be confined to areas south of Cape Arago. Late this
afternoon, Gale Warning conditions will spread north to areas
from Coos Bay southward, with Small Craft Advisory conditions
expected in areas north of Coos Bay.
* WHEN...Until 11 PM PDT Monday.
* IMPACTS...Strong winds and very steep seas could capsize or
damage vessels. Low visibility conditions are expected.
* View the hazard area in detail at https://go.usa.gov/x6hks
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid strong winds and very steep
seas. Remain in port, seek safe harbor, alter course, and/or
secure the vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
200 PM PDT Sat May 31 2025
PZZ251>253-011300-
/O.CON.KPQR.SC.Y.0074.000000T0000Z-250602T0000Z/
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM-
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
200 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT SUNDAY...
* WHAT...Seas 7 to 10 ft at 9 seconds and north winds 15 to 25
kt with gusts up to 30 kt.
* WHERE...Inner Coastal Waters from Cape Shoalwater to Florence
out 10 NM.
* WHEN...Until 5 PM PDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
200 PM PDT Sat May 31 2025
PZZ271>273-011300-
/O.CON.KPQR.SC.Y.0074.000000T0000Z-250602T0000Z/
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
200 PM PDT Sat May 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT SUNDAY...
* WHAT...Seas 7 to 10 ft at 9 seconds and north winds 15 to 25
kt with gusts up to 30 kt.
* WHERE...Outer Coastal Waters from Cape Shoalwater to Florence
10 to 60 NM offshore.
* WHEN...Until 5 PM PDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
