Alert archive / Massachusetts / Special Weather Statements in 2011
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jul 8, 2011, 5:03 AM EDT for Hampshire County, Massachusetts. It was in force for 42 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
- Jul 8, 2011, 5:03 AM EDT (09:03 UTC)
- Expired
- Jul 8, 2011, 5:45 AM EDT
- In force
- 42 min
- Issued by
- NWS Boston/Norton, MA
County Hampshire County, MA
The radar
The Boston radar (KBOX), 117 km from the middle of the area, began a volume at 09:07 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 00:00Z, 9.1 hours before the alert went out and 119 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
- 1993 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
018 WWUS81 KBOX 080903 SPSBOX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 503 AM EDT FRI JUL 8 2011 MAZ003-004-008-010-011-080945- EASTERN FRANKLIN MA-EASTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-NORTHERN WORCESTER MA-WESTERN HAMPSHIRE MA- 503 AM EDT FRI JUL 8 2011 AT 501 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM WITH FREQUENT LIGHTNING CAPABLE OF PRODUCING SMALL HAIL AND POTENTIAL 40 MPH WINDS OVER SOUTHAMPTON...OR ABOUT 7 MILES SOUTH OF NORTHAMPTON...MOVING EAST AT 25 MPH. * SOME LOCATIONS AFFECTED INCLUDE...EASTHAMPTON...HOLYOKE... NORTHAMPTON...CHICOPEE...SOUTH HADLEY...HATFIELD...HADLEY... LUDLOW...GRANBY...AMHERST...BELCHERTOWN...WARE...SHUTESBURY... PELHAM AND NEW SALEM. FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO BRING DOWN SMALL BRANCHES. MINOR STREET FLOODING AND PONDING OF WATER IN POOR DRAINAGE AREAS IS ALSO POSSIBLE. && LAT...LON 4253 7225 4216 7223 4216 7277 4231 7278 $$ SIPPRELL
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 5:18 AM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampden, Hampshire, Worcester | 42 min |
| Jul 8, 6:00 AM EDT | Special Weather Statement | BOX | Worcester | 45 min |
| Jul 8, 6:34 AM EDT | Special Weather Statement | BOX | Worcester | 56 min |
| Jul 8, 6:41 AM EDT | Severe Thunderstorm Warning | BOX | Middlesex, Worcester | 38 min |
| Jul 8, 7:02 AM EDT | Severe Thunderstorm Warning | BOX | Bristol, Norfolk, Worcester | 34 min |
| Jul 8, 7:34 AM EDT | Special Weather Statement | BOX | Norfolk | 41 min |
| Jul 8, 8:07 AM EDT | Special Weather Statement | BOX | Plymouth | 53 min |
| Jul 8, 8:20 AM EDT | Areal Flood Advisory | BOX | Bristol, Norfolk, Plymouth | 3 hr |
| Jul 8, 8:34 AM EDT | Areal Flood Advisory | BOX | Bristol | 71 min |
| Jul 8, 8:39 AM EDT | Special Weather Statement | BOX | Hampden, Hampshire | 66 min |
| Jul 8, 8:57 AM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampden, Hampshire, Worcester | 27 min |
| Jul 8, 9:12 AM EDT | Areal Flood Advisory | BOX | Barnstable, Bristol, Plymouth | 2 hr |
| Jul 8, 9:50 AM EDT | Special Marine Warning | BOX | 25 min | |
| Jul 8, 10:09 AM EDT | Special Weather Statement | BOX | Barnstable | 66 min |
| Jul 8, 10:43 AM EDT | Areal Flood Advisory | BOX | Barnstable | 94 min |
| Jul 8, 11:06 AM EDT | Special Marine Warning | BOX | 54 min | |
| Jul 8, 11:53 AM EDT | Special Marine Warning | BOX | 67 min | |
| Jul 8, 8:17 AM EDT | Special Weather Statement | BOX | Bristol, Kent | 58 min |
| Jul 8, 11:28 AM EDT | Special Weather Statement | BOX | Providence | 62 min |
| Jul 8, 11:46 AM EDT | Areal Flood Advisory | BOX | Kent, Providence | 93 min |
| Jul 8, 4:25 PM EDT | Areal Flood Advisory | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 6 hr |
Nearby
Special Weather Statements in Massachusetts, 2011Every special weather statement in 2011
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.