Flood Warning
Flood Statement
National Weather Service Portland OR
326 AM PST Thu Dec 11 2025
...The Flood Warning is extended for the following rivers in
Oregon...
Luckiamute River near Suver affecting Polk and Benton Counties.
...The Flood Warning continues for the following rivers in
Washington...
Cowlitz River at Kelso affecting Cowlitz County.
Grays River at Covered Bridge near Rosburg affecting Wahkiakum
County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Motorists should not attempt to drive around barricades or drive
through flooded areas.
Additional information is available at www.weather.gov.
The next statement will be issued this afternoon at 400 PM PST.
&&
ORC003-053-120000-
/O.EXT.KPQR.FL.W.0021.000000T0000Z-251212T0013Z/
/SUVO3.1.ER.251210T1823Z.251211T0305Z.251211T1513Z.NO/
326 AM PST Thu Dec 11 2025
...FLOOD WARNING NOW IN EFFECT UNTIL LATE THIS AFTERNOON...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Luckiamute River near Suver.
* WHEN...Until late this afternoon.
* IMPACTS...Above 27.0 feet, expect flooding of low lying and
agricultural lands in the vicinity of Sarah Helmick State Park,
Highway 99W, and Parker Road. Some secondary roads and rural
access roads may be flooded at this point. Flooding along Buena
Vista Rd near the confluence with the Willamette is also likely,
especially if the Willamette is running high.
* ADDITIONAL DETAILS...
- At 2:50 AM PST Thursday the stage was 27.9 feet.
- Bankfull stage is 25.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 2:50 AM PST Thursday was 28.3 feet.
- Forecast...The river is expected to fall below flood stage
this morning and continue falling to 26.9 feet Saturday,
December 20.
- Flood stage is 27.0 feet.
- http://www.weather.gov/safety/flood
&&
LAT...LON 4484 12340 4486 12340 4483 12333 4481 12333
4479 12320 4477 12320 4476 12316 4473 12316
4475 12323 4477 12323 4480 12336 4482 12336
$$
Dense Fog Advisory
URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
1200 AM PST Thu Dec 11 2025
CAZ103-106-111600-
/O.NEW.KEKA.FG.Y.0004.251211T0800Z-251211T1800Z/
Northern Humboldt Coast-Southern Humboldt Interior-
1200 AM PST Thu Dec 11 2025
...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PST THURSDAY...
* WHAT...Visibility less than one mile in dense fog.
* WHERE...Northern Humboldt Coast.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Low visibility could make driving conditions
hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Dense Fog Advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving, slow down, use
your headlights, and leave plenty of distance ahead of you.
&&
$$
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
403 AM PST Thu Dec 11 2025
PZZ350-370-111800-
/O.CON.KMFR.SC.Y.0108.000000T0000Z-251211T1800Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
403 AM PST Thu Dec 11 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...
* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and steep
seas 9 to 11 ft.
* WHERE...All waters.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Gusty winds and/or steep seas could capsize or
damage smaller 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.
&&
$$
Visit us at https://www.weather.gov/Medford
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
319 AM PST Thu Dec 11 2025
PZZ470-111930-
/O.CON.KEKA.SC.Y.0133.251212T1100Z-251212T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
319 AM PST Thu Dec 11 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 3 PM PST
FRIDAY...
* WHAT...North winds 10 to 15 kt and seas 8 to 9 feet expected.
* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.
* WHEN...From 3 AM to 3 PM PST Friday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
119 AM PST Thu Dec 11 2025
PZZ253-112100-
/O.CON.KPQR.SC.Y.0146.000000T0000Z-251211T2100Z/
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
119 AM PST Thu Dec 11 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS
AFTERNOON...
* WHAT...Seas 7 to 10 ft at 13 to 15 seconds and south winds 5 to
15 kt with gusts up to 20 kt.
* WHERE...Coastal waters from Cape Foulweather to Florence OR
out 10 NM.
* WHEN...Until 1 PM PST 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.
&&
$$
For more information from the National Weather Service, visit:
https://www.weather.gov/portland/marine
URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
119 AM PST Thu Dec 11 2025
PZZ271>273-112100-
/O.CON.KPQR.SC.Y.0145.000000T0000Z-251211T2100Z/
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
119 AM PST Thu Dec 11 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS
AFTERNOON...
* WHAT...Seas 9 to 11 ft at 13 to 15 seconds and southwest winds
10 to 20 kt.
* WHERE...Outer Coastal Waters from Cape Shoalwater to Florence
10 to 60 NM offshore.
* WHEN...Until 1 PM PST this afternoon.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Beach Hazards Statement
Coastal Hazard Message
National Weather Service Eureka CA
1102 PM PST Wed Dec 10 2025
CAZ101-103-104-109-111730-
/O.CON.KEKA.BH.S.0023.251211T1800Z-251212T0300Z/
Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt-
Mendocino Coast-
1102 PM PST Wed Dec 10 2025
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM PST
THURSDAY THROUGH THURSDAY EVENING...
* WHAT...Increased threat of sneaker waves expected.
* WHERE...Coastal Del Norte, Northern Humboldt Coast,
Southwestern Humboldt and Mendocino Coast Counties.
* WHEN...From 10 AM PST Thursday through Thursday evening. .
* IMPACTS...Large, unexpected waves can sweep across the beach
without warning, sweeping people into the sea from rocks,
jetties, and beaches. These sneaker waves can also move large
objects such as logs, crushing anyone caught underneath.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Don`t be fooled by an ocean that looks calm. There can be
30 minutes of small waves before a sneaker wave strikes. Avoid
rocks and jetties. Avoid steep beaches. Stay much farther back
from the water and never turn your back on the ocean.
&&
$$
Air Stagnation Advisory
URGENT - WEATHER MESSAGE
National Weather Service Boise ID
418 AM MST Thu Dec 11 2025
IDZ012-014-016-033-ORZ061>064-112200-
/O.CON.KBOI.AS.Y.0004.251212T1200Z-251215T1200Z/
Lower Treasure Valley-Upper Treasure Valley-Western Magic Valley-
Upper Weiser River-Harney County-Baker County-Malheur County-
Oregon Lower Treasure Valley-
Including the cities of Indian Valley, Burns, Venator, Glendale,
Ontario, Council, Crane, Mesa, Boise, Goodrich, Malheur City,
Cambridge, Twin Falls, Caldwell, New Princeton, Baker, Dunnean,
Nampa, Nyssa, Buchanan, Diamond, and Fruitvale
418 AM MST Thu Dec 11 2025 /318 AM PST Thu Dec 11 2025/
...AIR STAGNATION ADVISORY REMAINS IN EFFECT FROM 5 AM MST /4 AM
PST/ FRIDAY TO 5 AM MST /4 AM PST/ MONDAY...
* WHAT...An extended period of stagnant air with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.
* WHERE...Portions of south central and southwest Idaho and
northeast and southeast Oregon.
* WHEN...From 5 AM MST /4 AM PST/ Friday to 5 AM MST /4 AM PST/
Monday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Persons with respiratory illness should follow their physicians
advice for dealing with high levels of air pollution during periods
of stagnant air.
&&
$$
LC
