Alert archive / Massachusetts / Winter Weather Advisories in 2015
Winter Weather Advisory 2, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this winter weather advisory at Jan 11, 2015, 4:13 AM EST for 5 counties in Massachusetts; Kent County, Providence County, Rhode Island; Capitol Planning Region, Northeastern Connecticut Planning Region, Connecticut. It took effect at Jan 12, 2015, 3:00 AM EST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Jan 11, 2015, 4:13 AM EST (09:13 UTC)
- In effect from
- Jan 12, 2015, 3:00 AM EST
- Expired
- Jan 12, 2015, 4:13 PM EST
- In force
- 13 hr
- Issued by
- NWS Boston/Norton, MA
Counties Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Worcester County, MA, Kent County, RI, Providence County, RI
The radar
The Boston radar (KBOX), 82 km from the middle of the area, began a volume at 09:11 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
Brookhaven, NY (KOKX), launched 00:00Z, 9.2 hours before the alert went out and 153 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1636 m above ground
- 0-6 km bulk shear
- 93 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 195 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter weather 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 winter weather advisory went out at Jan 11, 3:31 AM EST, 42 minutes earlier.
Area forecast discussion, Jan 11, 3:31 AM EST, 42 minutes before
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</html>The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 4:33 PM EST | Small Craft Advisory | BOX | 23 hr |
Nearby
Winter Weather Advisories in Massachusetts, 2015Winter Weather Advisories in Rhode Island, 2015Winter Weather Advisories in Connecticut, 2015Every winter weather advisory in 2015
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.