Alert archive / Massachusetts / Special Weather Statements in 2012
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Aug 4, 2012, 1:42 PM EDT for Franklin County, Massachusetts. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 4, 2012, 1:42 PM EDT (17:42 UTC)
- Expired
- Aug 4, 2012, 2:30 PM EDT
- In force
- 48 min
- Issued by
- NWS Boston/Norton, MA
County Franklin County, MA
The radar
The Albany radar (KENX), 93 km from the middle of the area, began a volume at 17:42 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
Albany, NY (KALY), launched 12:00Z, 5.7 hours before the alert went out and 73 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
- 1175 J/kg
- Mixed-layer CIN
- -113 J/kg
- Mixed-layer LCL
- 1047 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
998
WWUS81 KBOX 041742
SPSBOX
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
142 PM EDT SAT AUG 4 2012
MAZ002-041830-
WESTERN FRANKLIN MA-
142 PM EDT SAT AUG 4 2012
AT 138 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM PRODUCING TORRENTIAL DOWNPOURS AND SMALL HAIL
3 MILES WEST OF CHARLEMONT...OR ABOUT 10 MILES SOUTHEAST OF NORTH
ADAMS...DRIFTING SLOWLY TO THE EAST AT 5 MPH. DOPPLER RADAR
ESTIMATES THAT UP TO 1.5 INCHES OF RAIN HAS FALLEN FROM THIS STORM
IN THE PAST HOUR.
* SOME LOCATIONS AFFECTED INCLUDE...CHARLEMONT...ROWE AND HEATH.
FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. MINOR
STREET FLOODING PONDING OF WATER IN POOR DRAINAGE AREAS IS LIKELY.
&&
LAT...LON 4269 7297 4269 7296 4271 7295 4273 7281
4256 7279 4258 7297 4266 7296 4266 7299
4268 7299
$$
FIELDThe office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 1:17 PM EDT | Heat Advisory | BOX | Norfolk, Worcester | 3 hr |
| Aug 4, 1:53 PM EDT | Areal Flood Advisory | BOX | Franklin | 3 hr |
| Aug 4, 2:38 PM EDT | Flash Flood Warning | BOX | Franklin | 3 hr |
| Aug 4, 4:23 PM EDT | Areal Flood Advisory | BOX | Franklin, Hampshire | 2 hr |
| Aug 4, 5:41 PM EDT | Special Weather Statement | BOX | Middlesex | 34 min |
| Aug 4, 5:43 PM EDT | Severe Thunderstorm Warning | BOX | Middlesex, Worcester | 47 min |
| Aug 4, 6:02 PM EDT | Areal Flood Advisory | BOX | Franklin, Middlesex, Worcester | 3 hr |
| Aug 4, 1:57 PM EDT | Special Weather Statement | BOX | Hillsborough | 48 min |
| Aug 4, 2:43 PM EDT | Special Weather Statement | BOX | Hillsborough | 32 min |
| Aug 4, 3:36 PM EDT | Special Weather Statement | BOX | Hillsborough | 39 min |
| Aug 4, 3:47 PM EDT | Severe Thunderstorm Warning | BOX | Hillsborough | 43 min |
| Aug 4, 3:59 PM EDT | Areal Flood Advisory | BOX | Hillsborough | 3 hr |
| Aug 4, 4:43 PM EDT | Areal Flood Advisory | BOX | Hillsborough | 3 hr |
| Aug 4, 5:06 PM EDT | Special Weather Statement | BOX | Hillsborough | 54 min |
| Aug 4, 5:28 PM EDT | Special Weather Statement | BOX | Hillsborough | 32 min |
| Aug 4, 7:07 PM EDT | Special Weather Statement | BOX | Hillsborough | 53 min |
Nearby
Special Weather Statements in Massachusetts, 2012Every special weather statement 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.