Alert archive / Oregon / High Surf Warnings in 2012

High Surf Warning 5, NWS Medford, OR

March 28, 2012Curry County, Oregon

NWS Medford, OR issued this high surf warning at Mar 28, 2012, 2:31 PM PDT for Curry County, Oregon. It took effect at Mar 29, 2012, 2:00 AM PDT. It was in force for 10 hr. 2 reports 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
Mar 28, 2012, 2:31 PM PDT (21:31 UTC)
In effect from
Mar 29, 2012, 2:00 AM PDT
Expired
Mar 29, 2012, 11:42 AM PDT
In force
10 hr
Issued by
NWS Medford, OR

County Curry County, OR

The radar

The Medford radar (KMAX), 130 km from the middle of the area, began a volume at 21:31 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
Mar 29, 5:07 AM PDTHEAVY RAIN 1.23Ssw Gold Beach, OR24 HR RAINFALL ENDING AT 5 AM PDT.
Mar 29, 7:00 AM PDTHEAVY RAIN 0.9Ne Brookings, OR7PM-7AM.

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, 9.5 hours before the alert went out and 117 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 2012-03-28Temperature 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 2012-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 198 square meters per square second.19395878Sfc1 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
788 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
198 m²/s²
0-3 km storm-relative helicity
318 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

124 
WHUS46 KMFR 282131
CFWMFR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
231 PM PDT WED MAR 28 2012

...STRONG SOUTHERLY WINDS WILL GENERATE HIGH SURF AT SOUTH
FACING BEACHES ALONG THE OREGON COAST LATE TONIGHT INTO THURSDAY
AFTERNOON...

.VERY STRONG WINDS WILL GENERATE SIGNIFICANT SOUTH TO
SOUTHWESTERLY WAVES TONIGHT THROUGH THURSDAY AFTERNOON. CONDITIONS
WILL PEAK THURSDAY MORNING...BEFORE GRADUALLY DIMINISHING THROUGH
THE AFTERNOON. LARGE BREAKERS AND HAZARDOUS CONDITIONS ARE FORECAST
FOR THE SURF ZONE...PARTICULARLY ALONG SOUTH AND SOUTHWEST FACING
PORTS AND BEACHES.

ORZ022-290945-
/O.NEW.KMFR.SU.W.0005.120329T0900Z-120330T0000Z/
CURRY COUNTY COAST-
231 PM PDT WED MAR 28 2012

...HIGH SURF WARNING IN EFFECT FROM 2 AM TO 5 PM PDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A HIGH SURF
WARNING...WHICH IS IN EFFECT FROM 2 AM TO 5 PM PDT THURSDAY. 

* WAVES AND SURF...LARGE WIND WAVES WILL RESULT IN BREAKERS OF 24
  TO 28 FEET. THE HIGHEST SURF IS EXPECTED ALONG SOUTH FACING
  PORTS AND BEACHES...AND WILL RESULT IN HAZARDOUS CONDITIONS AND
  DANGEROUS RIP CURRENTS. 

* TIMING...TONIGHT THROUGH THROUGH THURSDAY AFTERNOON. 

* IMPACTS...WAVE RUN-UP ON BEACHES WILL INCREASE TONIGHT AND REMAIN
  HIGH THROUGH THURSDAY AFTERNOON AND INCREASE THE RISK OF
  DANGEROUS RIP CURRENTS AS THEY RETREAT. PEOPLE SHOULD USE EXTRA
  CAUTION NEAR THE BEACHES AND STAY OFF JETTIES. CONDITIONS WILL
  BE ESPECIALLY DANGEROUS DURING HIGH TIDES. 

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.

&&

$$

BPN
2 follow-up statements
964 
WHUS46 KMFR 290931
CFWMFR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
231 AM PDT THU MAR 29 2012

...STRONG SOUTHERLY WINDS WILL GENERATE HIGH SURF AT SOUTH FACING
BEACHES ALONG THE OREGON COAST TODAY...

.VERY STRONG WINDS WILL GENERATE SIGNIFICANT SOUTH TO SOUTHWESTERLY
WAVES TODAY. CONDITIONS WILL PEAK THIS MORNING BEFORE GRADUALLY
DIMINISHING THROUGH THE AFTERNOON. LARGE BREAKERS AND HAZARDOUS
CONDITIONS ARE FORECAST FOR THE SURF ZONE...PARTICULARLY ALONG
SOUTH AND SOUTHWEST FACING PORTS AND BEACHES.

ORZ022-291845-
/O.CON.KMFR.SU.W.0005.000000T0000Z-120330T0000Z/
CURRY COUNTY COAST-
231 AM PDT THU MAR 29 2012

...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...

* WAVES AND SURF...LARGE WIND WAVES WILL RESULT IN BREAKERS OF 
  24 TO 28 FEET. THE HIGHEST SURF IS EXPECTED ALONG SOUTH FACING 
  PORTS AND BEACHES...AND WILL RESULT IN HAZARDOUS CONDITIONS 
  AND DANGEROUS RIP CURRENTS. 

* TIMING...THE WAVES WILL PEAK THIS MORNING THEN GRADUALLY SUBSIDE
  THROUGH THIS AFTERNOON.

* IMPACTS...WAVE RUN-UP ON BEACHES WILL INCREASE THIS MORNING AND
  REMAIN HIGH THROUGH THIS AFTERNOON. THE RISK OF DANGEROUS RIP
  CURRENTS WILL INCREASE AS THE WAVES RETREAT. PEOPLE SHOULD USE
  EXTRA CAUTION NEAR THE BEACHES AND STAY OFF JETTIES. CONDITIONS
  WILL BE ESPECIALLY DANGEROUS DURING HIGH TIDES...WHICH ARE AROUND
  3 AM PDT AND 5 PM PDT.

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.

&&

$$
242 
WHUS46 KMFR 291842
CFWMFR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
1142 AM PDT THU MAR 29 2012


ORZ022-291945-
/O.CAN.KMFR.SU.W.0005.000000T0000Z-120330T0000Z/
CURRY COUNTY COAST-
1142 AM PDT THU MAR 29 2012

...HIGH SURF WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE HIGH
SURF WARNING. 

BREAKERS HAVE DIMINISHED ACROSS THE SOUTHERN OREGON COAST.

$$

SK

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 5:19 PM PDTRiver Flood WatchMFRCoos, Curry, Douglas20 hr
Mar 27, 11:25 PM PDTGale WatchMFR4 hr
Mar 27, 11:25 PM PDTSmall Craft Advisory for WindsMFR15 hr
Mar 28, 3:09 AM PDTGale WarningMFR20 hr
Mar 28, 3:09 AM PDTStorm WatchMFR12 hr
Mar 28, 5:00 AM PDTHigh Wind WatchMFRCoos, Curry, Douglas8 hr
Mar 28, 12:39 PM PDTRiver Flood WarningMFRCoos4 days
Mar 28, 12:39 PM PDTRiver Flood WarningMFRCoos49 hr
Mar 28, 12:43 PM PDTRiver Flood WatchMFRCurry, Josephine22 hr
Mar 28, 1:06 PM PDTHigh Wind WarningMFRCoos, Curry, Douglas, Klamath, Lake3 days
Mar 28, 1:06 PM PDTWind AdvisoryMFRKlamath, Lake46 hr
Mar 28, 2:40 PM PDTStorm WarningMFR20 hr

Nearby

High Surf Warnings in Oregon, 2012Every high surf warning in 2012

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.