Alert archive / Massachusetts / Coastal Flood Warnings in 2016

Coastal Flood Warning 1, NWS Boston/Norton, MA

January 24, 2016Barnstable County, Nantucket County, Massachusetts

NWS Boston/Norton, MA issued this coastal flood warning at Jan 24, 2016, 1:54 AM EST for Barnstable County, Nantucket County, Massachusetts. It took effect at Jan 24, 2016, 10:00 AM EST. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 24, 2016, 1:54 AM EST (06:54 UTC)
In effect from: Jan 24, 2016, 10:00 AM EST
Expired: Jan 24, 2016, 2:00 PM EST
In force: 4 hr
Issued by: NWS Boston/Norton, MA

Counties Barnstable County, MA, Nantucket County, MA

The radar

The Boston radar (KBOX), 98 km from the middle of the area, began a volume at 06:53 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, 6.9 hours before the alert went out and 237 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: 506 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 490 m²/s²
0-3 km storm-relative helicity: 568 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 warning 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 warning went out at Jan 23, 10:38 PM EST, 3 hours 16 minutes earlier.

Area forecast discussion, Jan 23, 10:38 PM EST, 3 hours 16 minutes before

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Hazardous weather outlook, Jan 24, 12:15 AM EST, 1 hour 39 minutes before

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In the hours before

Local storm report, Jan 23, 10:49 PM EST, 3 hours 5 minutes before

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Local storm report, Jan 23, 11:45 PM EST, 2 hours 9 minutes before

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Local storm report, Jan 24, 12:09 AM EST, 1 hour 45 minutes before

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Local storm report, Jan 24, 12:13 AM EST, 1 hour 41 minutes before

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Local storm report, Jan 24, 1:05 AM EST, 49 minutes before

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Local storm report, Jan 24, 1:13 AM EST, 41 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
Jan 24, 1:54 AM EST	Coastal Flood Advisory	BOX	Essex, Norfolk, Plymouth, Suffolk	12 hr
Jan 24, 4:03 AM EST	Gale Warning	BOX		4 hr
Jan 24, 8:40 AM EST	Small Craft Advisory	BOX		4 days
Jan 24, 1:07 PM EST	Gale Warning	BOX		5 hr

Nearby

Coastal Flood Warnings in Massachusetts, 2016 Every coastal flood warning in 2016

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.