Alert archive / Massachusetts / Rip Current Statements in 2024
Rip Current Statement 6, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this rip current statement at Aug 9, 2024, 9:09 PM EDT for 4 counties in Massachusetts. It was in force for 23 hr.
The area
The counties it named.
The facts
- Issued
- Aug 9, 2024, 9:09 PM EDT (01:09 UTC)
- Expired
- Aug 10, 2024, 8:00 PM EDT
- In force
- 23 hr
- Issued by
- NWS Boston/Norton, MA
Counties Essex County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA
The radar
The Boston radar (KBOX), 40 km from the middle of the area, began a volume at 01:11 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
Gray, ME (KGYX), launched 00:00Z, 1.2 hours before the alert went out and 187 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.
- Mixed-layer CAPE
- 430 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 567 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 387 m²/s²
- 0-3 km storm-relative helicity
- 461 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 6.1
The text
As transmitted.
230 WHUS41 KBOX 100109 CFWBOX Coastal Hazard Message National Weather Service Boston/Norton MA 909 PM EDT Fri Aug 9 2024 MAZ020>024-RIZ006>008-101415- /O.CON.KBOX.SU.Y.0004.000000T0000Z-240811T0000Z/ Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Washington RI-Newport RI-Block Island RI- 909 PM EDT Fri Aug 9 2024 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT SATURDAY... * WHAT...Large breaking waves of 5 to 9 feet in the surf zone. * WHERE...Washington, Southern Bristol MA, Southern Plymouth MA, Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties. * WHEN...Until 8 PM EDT Saturday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. && $$ MAZ007-015-016-019-101415- /O.NEW.KBOX.RP.S.0006.240810T0109Z-240811T0000Z/ Eastern Essex MA-Suffolk MA-Eastern Norfolk MA- Eastern Plymouth MA- 909 PM EDT Fri Aug 9 2024 ...HIGH RIP CURRENT RISK IN EFFECT THROUGH SATURDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Eastern Essex MA, Suffolk MA, Eastern Norfolk MA and Eastern Plymouth MA Counties. * WHEN...Through Saturday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
2 follow-up statements
662 WHUS41 KBOX 100754 CFWBOX Coastal Hazard Message National Weather Service Boston/Norton MA 354 AM EDT Sat Aug 10 2024 MAZ020>024-RIZ006>008-110000- /O.CON.KBOX.SU.Y.0004.000000T0000Z-240811T0000Z/ Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Washington RI-Newport RI-Block Island RI- 354 AM EDT Sat Aug 10 2024 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Large breaking waves of 5 to 9 feet in the surf zone. * WHERE...Washington, Southern Bristol MA, Southern Plymouth MA, Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. && $$ MAZ007-015-016-019-110000- /O.CON.KBOX.RP.S.0006.000000T0000Z-240811T0000Z/ Eastern Essex MA-Suffolk MA-Eastern Norfolk MA- Eastern Plymouth MA- 354 AM EDT Sat Aug 10 2024 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Dangerous rip currents. * WHERE...Eastern Essex MA, Suffolk MA, Eastern Norfolk MA and Eastern Plymouth MA Counties. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
335 WHUS41 KBOX 101906 CFWBOX Coastal Hazard Message National Weather Service Boston/Norton MA 306 PM EDT Sat Aug 10 2024 MAZ020>024-RIZ006>008-110000- /O.CON.KBOX.SU.Y.0004.000000T0000Z-240811T0000Z/ Southern Bristol MA-Southern Plymouth MA-Barnstable MA-Dukes MA- Nantucket MA-Washington RI-Newport RI-Block Island RI- 306 PM EDT Sat Aug 10 2024 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Large breaking waves of 5 to 9 feet in the surf zone. * WHERE...Washington, Southern Bristol MA, Southern Plymouth MA, Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. && $$ MAZ007-015-016-019-110000- /O.CON.KBOX.RP.S.0006.000000T0000Z-240811T0000Z/ Eastern Essex MA-Suffolk MA-Eastern Norfolk MA- Eastern Plymouth MA- 306 PM EDT Sat Aug 10 2024 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Dangerous rip currents. * WHERE...Eastern Essex MA, Suffolk MA, Eastern Norfolk MA and Eastern Plymouth MA Counties. * WHEN...Through this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 12:29 AM EDT | Special Weather Statement | BOX | Bristol, Norfolk | 91 min |
Nearby
Rip Current Statements in Massachusetts, 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.