Alert archive / Oregon / High Surf Advisories in 2016

High Surf Advisory 21, NWS Medford, OR

October 12, 2016Coos County, Curry County, Douglas County, Oregon

NWS Medford, OR issued this high surf advisory at Oct 12, 2016, 10:40 AM PDT for Coos County, Curry County, Douglas County, Oregon. It took effect at Oct 13, 2016, 12:00 PM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Oct 12, 2016, 10:40 AM PDT (17:40 UTC)
In effect from
Oct 13, 2016, 12:00 PM PDT
Expired
Oct 13, 2016, 8:52 AM PDT
In force
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 17:38 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.

The nearest sounding before it

Medford/Jackson, OR (KMFR), launched 12:00Z, 5.7 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 2016-10-12Temperature 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 2016-10-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 square meters per square second.1939Sfc1 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
1121 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

383 
WHUS46 KMFR 121740
CFWMFR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
1040 AM PDT WED OCT 12 2016

...HIGH SURF THURSDAY THROUGH FRIDAY...

A SERIES OF VERY STRONG FRONTAL SYSTEMS WILL MOVE THROUGH 
THURSDAY THROUGH THIS WEEKEND. STORM FORCE WINDS ON THURSDAY WILL
RESULT IN HIGH SURF FROM NOON ON THURSDAY THROUGH FRIDAY
AFTERNOON. SOUTH WIND SEAS AND BUILDING WESTERLY SWELL WILL
COMBINE TO RESULT IN WARNING LEVEL SEAS THURSDAY EVENING THROUGH
EARLY FRIDAY MORNING IN THE PORT ORFORD AND BROOKINGS AREAS.
A STRONGER STORM ON SATURDAY IS EXPECTED TO RESULT IN EVEN HIGHER
SURF AS WELL AS A STORM SURGE OF 2 FEET.

ORZ021-022-130300-
/O.NEW.KMFR.SU.Y.0021.161013T1900Z-161014T0000Z/
/O.NEW.KMFR.SU.Y.0022.161014T1200Z-161015T0000Z/
/O.EXT.KMFR.SU.W.0006.161014T0000Z-161014T1200Z/
SOUTH CENTRAL OREGON COAST-CURRY COUNTY COAST-
1040 AM PDT WED OCT 12 2016

...HIGH SURF ADVISORY IN EFFECT FROM NOON TO 5 PM THURSDAY TO 5
PM PDT FRIDAY... 
...HIGH SURF WARNING NOW IN EFFECT FROM 5 PM THURSDAY TO 5 AM PDT
FRIDAY...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A HIGH SURF
ADVISORY...WHICH IS IN EFFECT FROM NOON THURSDAY TO 5 PM PDT
FRIDAY. A HIGH SURF WARNING IS IN EFFECT FROM 5 PM PDT THURSDAY
THROUGH 5 AM PDT FRIDAY FOR THE PORT ORFORD AND BROOKINGS AREAS.

* WAVES AND SURF...SOUTH THROUGH WEST BREAKERS WILL BE 22 TO 27
  FEET THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON IN THE ADVISORY
  AREA. SOUTH FACING PORTIONS OF THE COAST, INCLUDING THE PORT
  ORFORD AND BROOKINGS AREAS, ARE EXPECTED TO EXPERIENCE 25 TO 30
  FOOT BREAKING WAVES THURSDAY EVENING THROUGH EARLY FRIDAY
  MORNING.

* TIMING...SOUTH WIND WAVES WILL BUILD ON THURSDAY AS LONG PERIOD
  WEST SWELL ALSO BUILDS. SOUTH WIND WAVES WILL PEAK THURSDAY
  EVENING, WHILE THE WEST SWELL WILL PEAK ON FRIDAY. WIND WAVE AND
  SWELL WILL CAUSE THE MOST HAZARDOUS CONDITIONS THURSDAY EVENING
  THROUGH EARLY FRIDAY MORNING.

* LOCATIONS INCLUDE: ALL OF THE COAST IS EXPECTED TO EXPERIENCE
  HIGH SURF ADVISORY LEVEL CONDITIONS. WARNING LEVEL CONDITIONS
  ARE EXPECTED ALONG SOUTH FACING PORTIONS OF THE
  COAST...INCLUDING THE PORT ORFORD AND BROOKINGS AREAS.

* IMPACTS... HIGH BREAKERS WILL BRING VERY HAZARDOUS CONDITIONS TO
  THE SURF ZONE...JETTIES AND BEACHES, ESPECIALLY THURSDAY EVENING
  THROUGH EARLY FRIDAY MORNING. NEVER TURN YOUR BACK ON THE OCEAN,
  AS SNEAKER WAVES WITH LONG WAVE RUN-UP HEIGHTS WILL SURGE ONTO
  BEACHES, ROCKS, AND JETTIES AT TIMES.

* VIEW THE HAZARD AREA IN DETAIL AT 
  HTTP://WEATHER.GOV/MEDFORD/HAZARD 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING INDICATES THAT DANGEROUS...BATTERING WAVES
WILL POUND THE SHORELINE. THIS WILL RESULT IN VERY DANGEROUS
SWIMMING CONDITIONS AND DEADLY RIP CURRENTS.

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

&&

$$

BTL
2 follow-up statements
963 
WHUS46 KMFR 130236
CFWMFR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
736 PM PDT WED OCT 12 2016

...HIGH SURF THURSDAY THROUGH FRIDAY...

A SERIES OF VERY STRONG FRONTAL SYSTEMS WILL MOVE THROUGH
THURSDAY THROUGH THIS WEEKEND. STORM FORCE WINDS ON THURSDAY WILL
RESULT IN HIGH SURF FROM NOON ON THURSDAY THROUGH FRIDAY
AFTERNOON. SOUTH WIND SEAS AND BUILDING WESTERLY SWELL WILL
COMBINE TO RESULT IN WARNING LEVEL SEAS THURSDAY EVENING THROUGH
EARLY FRIDAY MORNING IN THE PORT ORFORD AND BROOKINGS AREAS. A
STRONGER STORM ON SATURDAY IS EXPECTED TO RESULT IN EVEN HIGHER
SURF AS WELL AS A STORM SURGE OF 2 FEET.

ORZ021-022-131200-
/O.CON.KMFR.SU.W.0006.161014T0000Z-161014T1200Z/
/O.CON.KMFR.SU.Y.0021.161013T1900Z-161014T0000Z/
/O.CON.KMFR.SU.Y.0022.161014T1200Z-161015T0000Z/
SOUTH CENTRAL OREGON COAST-CURRY COUNTY COAST-
736 PM PDT WED OCT 12 2016

...HIGH SURF ADVISORY REMAINS IN EFFECT FROM NOON TO 5 PM PDT
THURSDAY...
...HIGH SURF WARNING REMAINS IN EFFECT FROM 5 PM THURSDAY TO 5 AM
PDT FRIDAY...
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 5 AM TO 5 PM PDT
FRIDAY...

* WAVES AND SURF...SOUTH THROUGH WEST BREAKERS WILL BE 22 TO 27
  FEET THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON IN THE ADVISORY
  AREA. SOUTH FACING PORTIONS OF THE COAST... INCLUDING THE PORT
  ORFORD AND BROOKINGS AREAS...ARE EXPECTED TO EXPERIENCE 25 TO
  30 FOOT BREAKING WAVES THURSDAY EVENING THROUGH EARLY FRIDAY
  MORNING.

* TIMING...SOUTH WIND WAVES WILL BUILD ON THURSDAY AS LONG PERIOD
  WEST SWELL ALSO BUILDS. SOUTH WIND WAVES WILL PEAK THURSDAY
  EVENING...WHILE THE WEST SWELL WILL PEAK ON FRIDAY. WIND WAVE
  AND SWELL WILL CAUSE THE MOST HAZARDOUS CONDITIONS THURSDAY
  EVENING THROUGH EARLY FRIDAY MORNING.

* LOCATIONS INCLUDE: ALL OF THE COAST IS EXPECTED TO EXPERIENCE 
  HIGH SURF ADVISORY LEVEL CONDITIONS. WARNING LEVEL CONDITIONS 
  ARE EXPECTED ALONG SOUTH FACING PORTIONS OF THE COAST... 
  INCLUDING THE PORT ORFORD AND BROOKINGS AREAS. 

* IMPACTS... HIGH BREAKERS WILL BRING VERY HAZARDOUS CONDITIONS 
  TO THE SURF ZONE...JETTIES AND BEACHES... ESPECIALLY THURSDAY 
  EVENING THROUGH EARLY FRIDAY MORNING. NEVER TURN YOUR BACK ON 
  THE OCEAN... AS SNEAKER WAVES WITH LONG WAVE RUN-UP HEIGHTS 
  WILL SURGE ONTO BEACHES... ROCKS... AND JETTIES AT TIMES. 

* VIEW THE HAZARD AREA IN DETAIL AT 
  HTTP://WEATHER.GOV/MEDFORD/HAZARD 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING INDICATES THAT DANGEROUS...BATTERING WAVES
WILL POUND THE SHORELINE. THIS WILL RESULT IN VERY DANGEROUS
SWIMMING CONDITIONS AND DEADLY RIP CURRENTS.

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

&&

$$
922 
WHUS46 KMFR 131552
CFWMFR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
852 AM PDT THU OCT 13 2016

...HIGH SURF THURSDAY THROUGH FRIDAY...

A SERIES OF VERY STRONG FRONTAL SYSTEMS WILL MOVE ACROSS THE AREA 
THURSDAY THROUGH THIS WEEKEND. STORM FORCE WINDS ON THURSDAY WILL
RESULT IN HIGH SURF FROM NOON ON THURSDAY THROUGH FRIDAY
AFTERNOON. SOUTH WIND SEAS AND BUILDING WESTERLY SWELL WILL
COMBINE TO RESULT IN WARNING LEVEL SEAS, ESPECIALLY THURSDAY
EVENING THROUGH EARLY FRIDAY MORNING IN THE PORT ORFORD AND
BROOKINGS AREAS. A STRONGER STORM ON SATURDAY IS EXPECTED TO
RESULT IN EVEN HIGHER SURF ALONG WITH A STORM SURGE OF 2 FEET.

ORZ021-022-140100-
/O.CAN.KMFR.SU.Y.0021.161013T1900Z-161014T0000Z/
/O.CAN.KMFR.SU.Y.0022.161014T1200Z-161015T0000Z/
/O.EXT.KMFR.SU.W.0006.161013T1900Z-161015T0000Z/
SOUTH CENTRAL OREGON COAST-CURRY COUNTY COAST-
852 AM PDT THU OCT 13 2016

...HIGH SURF WARNING NOW IN EFFECT FROM NOON TODAY TO 5 PM PDT
FRIDAY...

HIGH SURF ADVISORIES HAVE BEEN UPGRADED TO HIGH SURF WARNINGS FOR
THE ALL OF THE COOS AND CURRY COUNTY COASTAL AREAS.

* WAVES AND SURF...SOUTH THROUGH WEST BREAKERS WILL BE 22 TO 27 
  FEET THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON IN THE 
  ADVISORY AREA. SOUTH FACING PORTIONS OF THE COAST... INCLUDING 
  THE PORT ORFORD AND BROOKINGS AREAS...ARE EXPECTED TO 
  EXPERIENCE 25 TO 30 FOOT BREAKING WAVES THURSDAY EVENING 
  THROUGH EARLY FRIDAY MORNING. 

* TIMING...SOUTH WIND WAVES WILL BUILD ON THURSDAY AS LONG 
  PERIOD WEST SWELL ALSO BUILDS. SOUTH WIND WAVES WILL PEAK 
  THURSDAY EVENING...WHILE THE WEST SWELL WILL PEAK ON FRIDAY. 
  WIND WAVE AND SWELL WILL CAUSE THE MOST HAZARDOUS CONDITIONS 
  THURSDAY EVENING THROUGH EARLY FRIDAY MORNING. 

* LOCATIONS INCLUDE: ALL AREAS WILL BE AFFECTED. THE MOST IMPACT
  IS EXPECTED TO OCCUR ALONG SOUTH FACING PORTIONS OF THE COAST...
  INCLUDING PORT ORFORD AND THE BROOKINGS AREA NEAR HARBOR.

* IMPACTS... HIGH BREAKERS WILL BRING VERY HAZARDOUS CONDITIONS TO
  THE SURF ZONE...JETTIES AND BEACHES... ESPECIALLY THURSDAY
  EVENING THROUGH EARLY FRIDAY MORNING. NEVER TURN YOUR BACK ON
  THE OCEAN... AS SNEAKER WAVES WITH LONG WAVE RUN-UP HEIGHTS WILL
  SURGE ONTO BEACHES... ROCKS... AND JETTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH SURF WARNING INDICATES THAT DANGEROUS...BATTERING WAVES
WILL POUND THE SHORELINE. THIS WILL RESULT IN VERY DANGEROUS
SWIMMING CONDITIONS AND DEADLY RIP CURRENTS.

&&

$$

BTL

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 11, 5:53 PM PDTGale WarningMFR53 hr
Oct 11, 5:53 PM PDTSmall Craft AdvisoryMFR41 hr
Oct 11, 5:53 PM PDTStorm WarningMFR53 hr
Oct 11, 6:12 PM PDTHigh Surf WarningMFRCoos, Curry, Douglas4 days
Oct 12, 2:24 AM PDTHigh Wind WatchMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more51 hr
Oct 12, 2:42 AM PDTStorm WatchMFR37 hr
Oct 12, 10:40 AM PDTHigh Surf AdvisoryMFRCoos, Curry, Douglas22 hr
Oct 12, 3:03 PM PDTFlood WatchMFRCurry38 hr

Nearby

High Surf Advisories in Oregon, 2016Every high surf advisory in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.