Alert archive / Oregon / Beach Hazards Statements in 2019

Beach Hazards Statement 13, NWS Medford, OR

November 21, 2019Coos County, Curry County, Douglas County, Oregon

NWS Medford, OR issued this beach hazards statement at Nov 21, 2019, 2:57 AM PST for Coos County, Curry County, Douglas County, Oregon. It took effect at Nov 21, 2019, 10:00 PM PST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Nov 21, 2019, 2:57 AM PST (10:57 UTC)
In effect from
Nov 21, 2019, 10:00 PM PST
Expired
Nov 22, 2019, 4:00 AM PST
In force
6 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 10:58 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 00:00Z, 11.0 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 00:00Z on 2019-11-21Temperature 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 00:00Z on 2019-11-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -47 square meters per square second.1939587897117Sfc1 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
1615 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-47 m²/s²
0-3 km storm-relative helicity
13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

098 
WHUS46 KMFR 211057
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
257 AM PST Thu Nov 21 2019

ORZ021-022-220000-
/O.NEW.KMFR.BH.S.0013.191122T0600Z-191122T1200Z/
South Central Oregon Coast-Curry County Coast-
257 AM PST Thu Nov 21 2019

...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH
LATE TONIGHT...

The National Weather Service in Medford has issued a Beach
Hazards Statement for sneaker waves...which is in effect from 
this evening through late tonight. 

* Hazards...Elevated risk of sneaker waves.

* Timing...From 10 PM PST this evening through 4 AM PST early
  Friday morning.

* Locations Include...Beaches on the southern Oregon coast.

* Potential Impacts...Sneaker waves with high run-ups can knock 
  people over and drag them out to sea. Shock and hypothermia 
  can occur quickly in the cold Pacific waters. Logs and other 
  debris can be lifted and floated by these waves, crushing or 
  entrapping victims underneath. 

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD 

Precautionary/preparedness actions...

A Beach Hazards Statement is issued when threats such as rip
currents...longshore currents...sneaker waves and other hazards
create life-threatening conditions in the surf zone. Caution
should be used when in or near the water.

&&

$$
2 follow-up statements
816 
WHUS46 KMFR 212102
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
102 PM PST Thu Nov 21 2019

ORZ021-022-221200-
/O.CON.KMFR.BH.S.0013.191122T0600Z-191122T1200Z/
South Central Oregon Coast-Curry County Coast-
102 PM PST Thu Nov 21 2019

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 PM PST THIS
EVENING THROUGH LATE TONIGHT...

* Hazards...Elevated risk of sneaker waves.

* Timing...From 10 PM PST this evening through 4 AM PST Friday 
  morning. 

* Locations Include...Beaches along the southern Oregon coast.

* Potential Impacts...Sneaker waves with high run-ups can knock 
  people over and drag them out to sea. Shock and hypothermia 
  can occur quickly in the cold Pacific waters. Logs and other 
  debris can be lifted and floated by these waves, crushing or 
  entrapping victims underneath. 

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/mfr/HAZARD 

Precautionary/preparedness actions...

A Beach Hazards Statement is issued when threats such as rip
currents...longshore currents...sneaker waves and other hazards
create life-threatening conditions in the surf zone. Caution
should be used when in or near the water.

&&

$$
567 
WHUS46 KMFR 221159
CFWMFR

Coastal Hazard Message
National Weather Service Medford OR
359 AM PST Fri Nov 22 2019


ORZ021-022-221300-
/O.EXP.KMFR.BH.S.0013.000000T0000Z-191122T1200Z/
South Central Oregon Coast-Curry County Coast-
359 AM PST Fri Nov 22 2019

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 4 AM PST EARLY THIS
MORNING...

Sneaker wave threat is diminishing.

* View the hazard area in detail at  
https://www.wrh.noaa.gov/mfr/HAZARD

Precautionary/preparedness actions...

A Beach Hazards Statement is issued when threats such as rip
currents...longshore currents...sneaker waves and other hazards
create life-threatening conditions in the surf zone. Caution
should be used when in or near the water.

&&


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 2:52 AM PSTSmall Craft AdvisoryMFR5 days

Nearby

Beach Hazards Statements in Oregon, 2019Every beach hazards statement in 2019

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.