Alert archive / Massachusetts / Freeze Watches in 2007
Freeze Watch 2, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this freeze watch at Oct 27, 2007, 10:51 PM EDT for 9 counties in Massachusetts; Kent County, Providence County, Washington County, Rhode Island; Hillsborough County, New Hampshire. It took effect at Oct 29, 2007, 2:00 AM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 27, 2007, 10:51 PM EDT (02:51 UTC)
- In effect from
- Oct 29, 2007, 2:00 AM EDT
- Expired
- Oct 28, 2007, 3:47 AM EDT
- In force
- Issued by
- NWS Boston/Norton, MA
Counties Bristol County, MA, Essex County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Norfolk County, MA, Plymouth County, MA, Worcester County, MA, Hillsborough County, NH, Kent County, RI, Providence County, RI, Washington County, RI
The radar
The Boston radar (KBOX), 50 km from the middle of the area, began a volume at 02:53 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
Chatham, MA (KCHH), launched 00:00Z, 2.9 hours before the alert went out and 151 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 744 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this freeze watch 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 freeze watch went out at Oct 27, 9:42 PM EDT, 1 hour 9 minutes earlier.
Area forecast discussion, Oct 27, 9:42 PM EDT, 1 hour 9 minutes before
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Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 28, 3:47 AM EDT | Freeze Warning | BOX | Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 3 more | 28 hr |
Nearby
Freeze Watches in Massachusetts, 2007Freeze Watches in Rhode Island, 2007Freeze Watches in New Hampshire, 2007Every freeze watch in 2007
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.