Alert archive / Massachusetts / Rip Current Statements in 2024

Rip Current Statement 5, NWS Boston/Norton, MA

August 9, 20245 counties in Massachusetts; Newport County, Washington County, Rhode Island

NWS Boston/Norton, MA issued this rip current statement at Aug 9, 2024, 2:06 AM EDT for 5 counties in Massachusetts; Newport County, Washington County, Rhode Island. It took effect at Aug 9, 2024, 8:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Aug 9, 2024, 2:06 AM EDT (06:06 UTC)
In effect from
Aug 9, 2024, 8:00 AM EDT
Expired
Aug 9, 2024, 8:00 PM EDT
In force
12 hr
Issued by
NWS Boston/Norton, MA

Counties Barnstable County, MA, Bristol County, MA, Dukes County, MA, Nantucket County, MA, Plymouth County, MA, Newport County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 51 km from the middle of the area, began a volume at 06:09 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

Brookhaven, NY (KOKX), launched 00:00Z, 6.1 hours before the alert went out and 188 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, Brookhaven, NY at 00:00Z on 2024-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Brookhaven, NY at 00:00Z on 2024-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 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
443 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

204 
WHUS41 KBOX 090606
CFWBOX

Coastal Hazard Message
National Weather Service Boston/Norton MA
206 AM EDT Fri Aug 9 2024

MAZ020>024-RIZ006>008-100200-
/O.NEW.KBOX.SU.Y.0004.240810T0000Z-240811T0000Z/
/O.NEW.KBOX.RP.S.0005.240809T1200Z-240810T0000Z/
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Nantucket MA-Washington RI-Newport RI-Block Island RI-
206 AM EDT Fri Aug 9 2024

...HIGH RIP CURRENT RISK IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...
...HIGH SURF ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM
EDT SATURDAY...

* WHAT...For the High Rip Current Risk, dangerous rip currents 
  expected. For the High Surf Advisory, large breaking waves of 
  5 to 9 feet expected in the surf zone along with dangerous 
  rip currents.

* WHERE...Washington, Southern Bristol MA, Southern Plymouth MA, 
  Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties.

* WHEN...For the High Rip Current Risk, from 8 AM EDT this 
  morning through this evening. For the High Surf Advisory, from 
  8 PM this evening to 8 PM EDT Saturday.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Rip currents can sweep even the best 
  swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$
1 follow-up statement
019 
WHUS41 KBOX 091917
CFWBOX

Coastal Hazard Message
National Weather Service Boston/Norton MA
317 PM EDT Fri Aug 9 2024

MAZ020>024-RIZ006>008-100830-
/O.CON.KBOX.SU.Y.0004.240810T0000Z-240811T0000Z/
/O.CON.KBOX.RP.S.0005.000000T0000Z-240810T0000Z/
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Nantucket MA-Washington RI-Newport RI-Block Island RI-
317 PM EDT Fri Aug 9 2024

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
8 PM EDT SATURDAY...

* WHAT...For the High Rip Current Risk, dangerous rip currents. 
  For the High Surf Advisory, large breaking waves of 5 to 9 
  feet expected in the surf zone.

* WHERE...Washington, Southern Bristol MA, Southern Plymouth MA, 
  Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties.

* WHEN...For the High Rip Current Risk, until 8 PM EDT this 
  evening. For the High Surf Advisory, from 8 PM this evening to 
  8 PM EDT Saturday.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Rip currents can sweep even the best 
  swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 9, 2:06 AM EDTHigh Surf AdvisoryBOXBarnstable, Bristol, Dukes, Nantucket, Plymouth42 hr
Aug 9, 2:08 AM EDTGale WarningBOX26 hr
Aug 9, 5:25 AM EDTDense Fog AdvisoryBOXBarnstable, Bristol, Dukes, Nantucket, Norfolk, Plymouth4 hr

Nearby

Rip Current Statements in Massachusetts, 2024Rip Current Statements in Rhode Island, 2024Every rip current statement in 2024

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.