Alert archive / Oregon / High Surf Warnings in 2021

High Surf Warning 3, NWS Medford, OR

October 22, 2021Coos County, Curry County, Douglas County, Oregon

NWS Medford, OR issued this high surf warning at Oct 22, 2021, 2:57 PM PDT for Coos County, Curry County, Douglas County, Oregon. It took effect at Oct 24, 2021, 5:00 PM PDT. It was in force for 36 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 22, 2021, 2:57 PM PDT (21:57 UTC)
In effect from
Oct 24, 2021, 5:00 PM PDT
Expired
Oct 26, 2021, 5:00 AM PDT
In force
36 hr
Issued by
NWS Medford, OR

Counties Coos County, OR, Curry County, OR, Douglas County, OR

The radar

The Medford radar (KMAX), 135 km from the middle of the area, began a volume at 21:56 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Oct 25, 5:02 AM PDTHEAVY RAIN 1.82Ssw Gold Beach, OR24 HOUR TOTAL ENDING AT 5 AM PDT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Medford/Jackson, OR (KMFR), launched 12:00Z, 10.0 hours before the alert went out and 108 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Medford/Jackson, OR at 12:00Z on 2021-10-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Medford/Jackson, OR at 12:00Z on 2021-10-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
652 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

802 
WHUS46 KMFR 222157
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
257 PM PDT Fri Oct 22 2021

ORZ021-022-232200-
/O.NEW.KMFR.SU.W.0003.211025T0200Z-211026T1200Z/
South Central Oregon Coast-Curry County Coast-
257 PM PDT Fri Oct 22 2021

...HIGH SURF WARNING IN EFFECT FROM 7 PM SUNDAY TO 5 AM PDT
TUESDAY...

* WHAT...Dangerously large breaking waves of 28 to 35 feet.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...From 7 PM Sunday to 5 AM PDT Tuesday.

* IMPACTS...Extremely large breaking waves will create very
  hazardous conditions along beaches and area shorelines. Waves
  will inundate beaches and surge into normally dry areas.
  Infrastructure damage and significant beach erosion can be
  expected.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Beaches and coastlines will become hazardous due to very large
and life-threatening surf conditions. Stay off of beaches, rocks,
jetties,piers, and other waterside infrastructure.

&&

$$

Visit us at https://www.weather.gov/Medford
4 follow-up statements
416 
WHUS46 KMFR 232052
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
152 PM PDT Sat Oct 23 2021

ORZ021-022-242200-
/O.CON.KMFR.SU.W.0003.211025T0200Z-211026T1200Z/
South Central Oregon Coast-Curry County Coast-
152 PM PDT Sat Oct 23 2021

...HIGH SURF WARNING REMAINS IN EFFECT FROM 7 PM SUNDAY TO 5 AM
PDT TUESDAY...

* WHAT...Dangerously large breaking waves of 28 to 35 feet.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...From 7 PM Sunday to 5 AM PDT Tuesday.

* IMPACTS...Extremely large breaking waves will create very 
  hazardous conditions along beaches and area shorelines. Waves 
  will inundate beaches and surge into normally dry areas. 
  Infrastructure damage and significant beach erosion can be 
  expected.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Beaches and coastlines will become hazardous due to very large
and life-threatening surf conditions. Stay off of beaches, rocks,
jetties,piers, and other waterside infrastructure.

&&

$$

Visit us at https://www.weather.gov/Medford
815 
WHUS46 KMFR 240246
CFWMFR

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Medford OR
746 PM PDT Sat Oct 23 2021

ORZ021-022-250015-
/O.NEW.KMFR.CF.W.0001.211025T0000Z-211025T1400Z/
/O.EXT.KMFR.SU.W.0003.211025T0000Z-211026T1200Z/
South Central Oregon Coast-Curry County Coast-
746 PM PDT Sat Oct 23 2021

...COASTAL FLOOD WARNING IN EFFECT FROM 5 PM SUNDAY TO 7 AM PDT
MONDAY...
...HIGH SURF WARNING NOW IN EFFECT FROM 5 PM SUNDAY TO 5 AM PDT
TUESDAY...

* WHAT...For the Coastal Flood Warning, significant coastal
  flooding expected. For the High Surf Warning, dangerously large
  breaking waves of 30 to 37 feet.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...For the Coastal Flood Warning, from 5 PM Sunday to 7 AM 
  PDT Monday. For the High Surf Warning, from 5 PM Sunday to 5 
  AM PDT Tuesday.

* IMPACTS...Extremely large breaking waves will create very
  hazardous conditions along beaches and area shorelines. Waves
  will inundate beaches and surge into normally dry areas.
  Infrastructure damage and significant beach erosion can be
  expected. Numerous roads may be closed. Low lying property 
  including homes, businesses, and some critical infrastructure 
  will be inundated. Some shoreline erosion will occur, especially
  at times of high tide. 

* TIDES...Low tides at around 930 PM PDT Sunday and high tide at
  around 400 AM PDT Monday.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.

Beaches and coastlines will become hazardous due to very large
and life-threatening surf conditions. Stay off of beaches, rocks,
jetties,piers, and other waterside infrastructure.

&&

$$

Visit us at https://www.weather.gov/Medford
066 
WHUS46 KMFR 242143
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
243 PM PDT Sun Oct 24 2021

ORZ021-022-251400-
/O.CON.KMFR.CF.W.0001.211025T0000Z-211025T1400Z/
/O.CON.KMFR.SU.W.0003.211025T0000Z-211026T1200Z/
South Central Oregon Coast-Curry County Coast-
243 PM PDT Sun Oct 24 2021

...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 7 AM PDT
MONDAY...
...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 5 AM PDT TUESDAY...

* WHAT...For the Coastal Flood Warning, significant coastal 
  flooding expected. For the High Surf Warning, dangerously 
  large breaking waves of 30 to 37 feet.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...For the Coastal Flood Warning, until 7 AM PDT Monday. For
  the High Surf Warning, until 5 AM PDT Tuesday.

* IMPACTS...Extremely large breaking waves will create very 
  hazardous conditions along beaches and area shorelines. Waves 
  will inundate beaches and surge into normally dry areas. 
  Infrastructure damage and significant beach erosion can be 
  expected. Numerous roads may be closed. Low lying property 
  including homes, businesses, and some critical infrastructure 
  will be inundated. Some shoreline erosion will occur, 
  especially at times of high tide.

* TIDES...Low tide at around 930 PM PDT Sunday and high tide at 
  around 400 AM PDT Monday.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.

Beaches and coastlines will become hazardous due to very large
and life-threatening surf conditions. Stay off of beaches, rocks,
jetties,piers, and other waterside infrastructure.

&&

$$

Visit us at https://www.weather.gov/Medford
377 
WHUS46 KMFR 251343
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
643 AM PDT Mon Oct 25 2021

ORZ021-022-261200-
/O.EXP.KMFR.CF.W.0001.000000T0000Z-211025T1400Z/
/O.CON.KMFR.SU.W.0003.000000T0000Z-211026T1200Z/
South Central Oregon Coast-Curry County Coast-
643 AM PDT Mon Oct 25 2021

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 5 AM PDT TUESDAY...
...COASTAL FLOOD WARNING WILL EXPIRE AT 7 AM PDT THIS MORNING...

* WHAT...Dangerously large breaking waves of 23 to 30 feet.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...For the Coastal Flood Warning, until 7 AM PDT Monday. 
  For the High Surf Warning, until 5 AM PDT Tuesday.

* IMPACTS...Extremely large breaking waves will create very 
  hazardous conditions along beaches and area shorelines. Waves 
  will inundate beaches and surge into normally dry areas. 
  Infrastructure damage and significant beach erosion can be 
  expected.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Beaches and coastlines will become hazardous due to very large
and life-threatening surf conditions. Stay off of beaches, rocks,
jetties,piers, and other waterside infrastructure.

&&

$$

Visit us at https://www.weather.gov/Medford

The office that day

Everything else NWS Medford, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 21, 9:32 PM PDTSmall Craft AdvisoryMFR8 hr
Oct 22, 5:32 AM PDTSmall Craft AdvisoryMFR43 hr
Oct 22, 5:32 AM PDTHazardous Seas WarningMFR2 hr
Oct 22, 2:59 PM PDTHigh Wind WarningMFRCoos, Curry, Douglas, Klamath, Lake56 hr
Oct 22, 2:59 PM PDTWind AdvisoryMFRJackson, Klamath, Lake56 hr
Oct 22, 3:09 PM PDTGale WatchMFR12 hr
Oct 22, 3:09 PM PDTHazardous Seas WarningMFR21 hr
Oct 22, 3:09 PM PDTStorm WatchMFR12 hr

Nearby

High Surf Warnings in Oregon, 2021Every high surf warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.