Alert archive / Massachusetts / Rip Current Statements in 2024

Rip Current Statement 3, NWS Boston/Norton, MA

July 17, 20245 counties in Massachusetts; Newport County, Washington County, Rhode Island

NWS Boston/Norton, MA issued this rip current statement at Jul 17, 2024, 3:20 AM EDT for 5 counties in Massachusetts; Newport County, Washington County, Rhode Island. It took effect at Jul 17, 2024, 8:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jul 17, 2024, 3:20 AM EDT (07:20 UTC)
In effect from
Jul 17, 2024, 8:00 AM EDT
Expired
Jul 17, 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 07:23 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, 7.3 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 2024-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 598 joules per kilogram.LCLLFCEL10008507005003002001001 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 2024-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.193958Sfc1 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
598 J/kg
Mixed-layer CIN
-198 J/kg
Mixed-layer LCL
1518 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
242 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

977 
WHUS41 KBOX 170720
CFWBOX

Coastal Hazard Message
National Weather Service Boston/Norton MA
320 AM EDT Wed Jul 17 2024

MAZ020>024-RIZ006>008-172030-
/O.NEW.KBOX.RP.S.0003.240717T1200Z-240718T0000Z/
Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA-
Nantucket MA-Washington RI-Newport RI-Block Island RI-
320 AM EDT Wed Jul 17 2024

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

* WHAT...Dangerous rip currents expected.

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

* WHEN...From 8 AM EDT this morning through 8pm this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
139 
WHUS41 KBOX 171939
CFWBOX

Coastal Hazard Message
National Weather Service Boston/Norton MA
339 PM EDT Wed Jul 17 2024

MAZ020-021-023-024-RIZ006>008-180845-
/O.NEW.KBOX.RP.S.0004.240718T1200Z-240719T0000Z/
/O.CON.KBOX.RP.S.0003.000000T0000Z-240718T0000Z/
Southern Bristol MA-Southern Plymouth MA-Dukes MA-Nantucket MA-
Washington RI-Newport RI-Block Island RI-
339 PM EDT Wed Jul 17 2024

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...HIGH RIP CURRENT RISK IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...

* WHAT...For the first High Rip Current Risk, dangerous rip 
  currents. For the second High Rip Current Risk, dangerous rip 
  currents expected.

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

* WHEN...For the first High Rip Current Risk, until 8 PM EDT 
  this evening. For the second High Rip Current Risk, from 
  Thursday morning through Thursday evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

MAZ022-180000-
/O.CON.KBOX.RP.S.0003.000000T0000Z-240718T0000Z/
Barnstable MA-
339 PM EDT Wed Jul 17 2024

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Barnstable MA County.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
Jul 16, 8:01 PM EDTTornado WarningBOXFranklin, Hampshire, Worcester15 min
Jul 16, 8:11 PM EDTSevere Thunderstorm WarningBOXEssex, Middlesex, Worcester34 min
Jul 16, 8:32 PM EDTSevere Thunderstorm WarningBOXEssex, Hampden, Hampshire, Middlesex, Norfolk, Suffolk and 1 more43 min
Jul 16, 9:10 PM EDTSevere Thunderstorm WarningBOXEssex, Middlesex, Norfolk, Suffolk, Worcester15 min
Jul 16, 9:15 PM EDTSpecial Marine WarningBOX60 min
Jul 17, 3:39 PM EDTRip Current StatementBOXBristol, Dukes, Nantucket, Plymouth28 hr
Jul 17, 4:13 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampshire62 min
Jul 17, 4:47 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire58 min
Jul 17, 5:05 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampshire25 min
Jul 17, 5:26 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire, Worcester64 min
Jul 17, 6:11 PM EDTSpecial Weather StatementBOXMiddlesex, Worcester64 min
Jul 17, 6:23 PM EDTSevere Thunderstorm WarningBOXHampden, Middlesex, Worcester67 min
Jul 17, 7:12 PM EDTSevere Thunderstorm WarningBOXEssex, Middlesex, Suffolk, Worcester23 min
Jul 16, 9:53 PM EDTSevere Thunderstorm WarningBOXProvidence21 min

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.