Alert archive / Massachusetts / Coastal Flood Advisories in 2012

Coastal Flood Advisory 3, NWS Boston/Norton, MA

June 2, 20125 counties in Massachusetts; 5 counties in Rhode Island

NWS Boston/Norton, MA issued this coastal flood advisory at Jun 2, 2012, 5:02 AM EDT for 5 counties in Massachusetts; 5 counties in Rhode Island. It took effect at Jun 2, 2012, 5:00 PM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Jun 2, 2012, 5:02 AM EDT (09:02 UTC)
In effect from: Jun 2, 2012, 5:00 PM EDT
Expired: Jun 3, 2012, 2:00 AM EDT
In force: 9 hr
Issued by: NWS Boston/Norton, MA

Counties Bristol County, MA, Essex County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 9 km from the middle of the area, began a volume at 09:01 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, 9.0 hours before the alert went out and 179 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 893 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 191 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this coastal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Boston/Norton, MA wrote its last area forecast discussion before this coastal flood advisory went out at Jun 2, 4:52 AM EDT, 10 minutes earlier.

Area forecast discussion, Jun 2, 4:52 AM EDT, 10 minutes before

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Hazardous weather outlook, Jun 1, 4:40 PM EDT, 12 hours 22 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 4:20 AM EDT	Gale Warning	BOX		6 hr
Jun 2, 5:02 AM EDT	Coastal Flood Watch	BOX	Barnstable, Essex, Norfolk, Plymouth, Suffolk	38 hr
Jun 2, 10:08 AM EDT	Gale Warning	BOX		6 hr
Jun 2, 5:26 PM EDT	Special Marine Warning	BOX		94 min
Jun 2, 3:14 AM EDT	Areal Flood Advisory	BOX	Capitol Planning Region, Northeastern Connecticut Planning Region	4 hr

Nearby

Coastal Flood Advisories in Massachusetts, 2012 Coastal Flood Advisories in Rhode Island, 2012 Every coastal flood advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.