Alert archive / New Hampshire / Special Weather Statements in 2012

Special Weather Statement, NWS Boston/Norton, MA

July 17, 2012Cheshire County, New Hampshire

NWS Boston/Norton, MA issued this special weather statement at Jul 17, 2012, 8:46 PM EDT for Cheshire County, New Hampshire. It was in force for 44 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 17, 2012, 8:46 PM EDT (00:46 UTC)
Expired: Jul 17, 2012, 9:30 PM EDT
In force: 44 min
Issued by: NWS Boston/Norton, MA

County Cheshire County, NH

The radar

The Boston radar (KBOX), 155 km from the middle of the area, began a volume at 00:50 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, 0.8 hours before the alert went out and 135 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: 935 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 2300 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 126 m²/s²
0-3 km storm-relative helicity: 181 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 9.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 17, 7:41 PM EDT, 1 hour 5 minutes earlier.

Area forecast discussion, Jul 17, 7:41 PM EDT, 1 hour 5 minutes before

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Hazardous weather outlook, Jul 17, 4:54 PM EDT, 3 hours 52 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
454 PM EDT TUE JUL 17 2012

MAZ002-008-009-019-182100-
WESTERN FRANKLIN MA-WESTERN HAMPSHIRE MA-WESTERN HAMPDEN MA-
EASTERN PLYMOUTH MA-
454 PM EDT TUE JUL 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEASTERN MASSACHUSETTS
AND WESTERN MASSACHUSETTS.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY WED AFTERNOON AND
EVENING WITH STRONG TO DAMAGING WINDS AND HEAVY DOWNPOURS WITH A
LOW RISK OF FLASH FLOODING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

CTZ002>004-MAZ003>007-010>018-026-NHZ011-012-015-RIZ001-182100-
HARTFORD CT-TOLLAND CT-WINDHAM CT-EASTERN FRANKLIN MA-
NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-
EASTERN ESSEX MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-
SUFFOLK MA-EASTERN NORFOLK MA-NORTHERN BRISTOL MA-
WESTERN PLYMOUTH MA-NORTHERN MIDDLESEX MA-CHESHIRE NH-
EASTERN HILLSBOROUGH NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
NORTHWEST PROVIDENCE RI-
454 PM EDT TUE JUL 17 2012

...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN
CONNECTICUT...CENTRAL MASSACHUSETTS...EASTERN
MASSACHUSETTS...NORTHEASTERN MASSACHUSETTS...SOUTHEASTERN
MASSACHUSETTS...WESTERN MASSACHUSETTS...SOUTHERN NEW HAMPSHIRE AND
NORTHERN RHODE ISLAND.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HEAT ADVISORY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY WED AFTERNOON AND
EVENING WITH STRONG TO DAMAGING WINDS AND HEAVY DOWNPOURS WITH A
LOW RISK OF FLASH FLOODING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

RIZ002>004-006-182100-
SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-
WASHINGTON RI-
454 PM EDT TUE JUL 17 2012

...AIR QUALITY ALERT IN EFFECT UNTIL 11 PM EDT THIS EVENING...
...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN RHODE ISLAND AND
SOUTHERN RHODE ISLAND.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   AIR QUALITY ALERT.
   HEAT ADVISORY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY WED AFTERNOON AND
EVENING WITH STRONG TO DAMAGING WINDS AND HEAVY DOWNPOURS WITH A
LOW RISK OF FLASH FLOODING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

MAZ020>024-RIZ005-007-008-182100-
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-
NANTUCKET MA-BRISTOL RI-NEWPORT RI-BLOCK ISLAND RI-
454 PM EDT TUE JUL 17 2012

...AIR QUALITY ALERT IN EFFECT UNTIL 11 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEASTERN
MASSACHUSETTS...NORTHERN RHODE ISLAND AND SOUTHERN RHODE ISLAND.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   AIR QUALITY ALERT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY WED AFTERNOON AND
EVENING WITH STRONG TO DAMAGING WINDS AND HEAVY DOWNPOURS WITH A
LOW RISK OF FLASH FLOODING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

ANZ230>237-250-251-254>256-182100-
BOSTON HARBOR-CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-
BUZZARDS BAY-RHODE ISLAND SOUND-NARRAGANSETT BAY-BLOCK ISLAND SOUND-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL
MARINE SANCTUARY-MASSACHUSETTS BAY AND IPSWICH BAY-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD AND
NANTUCKET-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT TO
20 NM SOUTH OF BLOCK ISLAND-
454 PM EDT TUE JUL 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS
AND RHODE ISLAND COASTAL WATERS.

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

A FEW STRONG TO SEVERE THUNDERSTORMS ARE LIKELY WED AFTERNOON AND
EVENING WITH STRONG WINDS AND HEAVY DOWNPOURS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

In the hours before

Special weather statement, Jul 17, 6:52 PM EDT, 1 hour 54 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
652 PM EDT TUE JUL 17 2012

NHZ011-012-015-172345-
CHESHIRE NH-EASTERN HILLSBOROUGH NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-
652 PM EDT TUE JUL 17 2012

AT 648 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES
SOUTH OF ASHLAND TO NEW LONDON TO CLAREMONT...AND MOVING SOUTHEAST
AT 30 MPH.

WIND GUSTS UP TO 40 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
MANCHESTER...JAFFREY...MARLOW...MONT VERNON...BEDFORD...GOFFSTOWN...
DUBLIN...PETERBOROUGH...SHARON...DEERING...HILLSBOROUGH...WEARE...
STODDARD...WINDSOR...LYNDEBOROUGH...NEW BOSTON...WILTON...
HARRISVILLE...NELSON AND BENNINGTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER
SERVICE OFFICE IN TAUNTON.

&&

LAT...LON 4312 7185 4315 7167 4305 7164 4307 7152
      4305 7151 4304 7146 4302 7145 4301 7139
      4294 7138 4293 7145 4290 7149 4277 7202
      4317 7224 4318 7216 4313 7218 4313 7204
      4316 7202 4318 7204 4321 7191
TIME...MOT...LOC 2248Z 331DEG 27KT 4360 7167 4350 7196 4338 7230

KJC

Special weather statement, Jul 17, 8:23 PM EDT, 23 minutes before

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Local storm report, Jul 17, 8:41 PM EDT, 5 minutes before

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Special weather statement, Jul 17, 8:46 PM EDT, 0 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
Jul 17, 8:23 PM EDT	Special Weather Statement	BOX	Essex	67 min
Jul 18, 12:37 PM EDT	Special Weather Statement	BOX	Middlesex	53 min
Jul 18, 12:41 PM EDT	Heat Advisory	BOX	Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 2 more	6 hr
Jul 18, 12:54 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex	66 min
Jul 18, 1:21 PM EDT	Special Marine Warning	BOX		84 min
Jul 18, 1:29 PM EDT	Flash Flood Warning	BOX	Essex, Middlesex	98 min
Jul 18, 1:43 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Suffolk	36 min
Jul 18, 1:45 PM EDT	Special Marine Warning	BOX		60 min
Jul 18, 1:50 PM EDT	Special Weather Statement	BOX	Hampden	40 min
Jul 18, 2:04 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire, Worcester	56 min
Jul 18, 2:04 PM EDT	Tornado Warning	BOX	Essex, Suffolk	12 min
Jul 18, 2:21 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Suffolk	39 min
Jul 18, 2:21 PM EDT	Severe Thunderstorm Warning	BOX	Hampden	54 min
Jul 18, 2:24 PM EDT	Flash Flood Warning	BOX	Hampden, Worcester	3 hr
Jul 18, 2:30 PM EDT	Special Marine Warning	BOX		90 min
Jul 18, 2:39 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Middlesex, Norfolk, Plymouth, Suffolk, Worcester	51 min
Jul 18, 2:44 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Norfolk, Worcester	61 min
Jul 18, 3:09 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Worcester	51 min
Jul 18, 3:46 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Bristol, Norfolk, Plymouth	59 min
Jul 18, 4:04 PM EDT	Special Marine Warning	BOX		56 min
Jul 18, 4:25 PM EDT	Special Marine Warning	BOX		80 min
Jul 18, 4:42 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Plymouth	36 min
Jul 18, 5:08 PM EDT	Special Weather Statement	BOX	Norfolk, Suffolk	52 min
Jul 18, 5:24 PM EDT	Flash Flood Warning	BOX	Middlesex, Norfolk, Suffolk	78 min
Jul 18, 5:27 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Plymouth, Suffolk	48 min
Jul 18, 5:30 PM EDT	Special Marine Warning	BOX		54 min
Jul 18, 6:08 PM EDT	Special Marine Warning	BOX		67 min
Jul 18, 6:27 PM EDT	Special Weather Statement	BOX	Essex	33 min
Jul 18, 4:57 PM EDT	Severe Thunderstorm Warning	BOX	Providence	13 min
Jul 18, 2:29 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region, Northeastern Connecticut Planning Region	61 min
Jul 17, 8:03 PM EDT	Severe Thunderstorm Warning	BOX	Hillsborough	13 min

Nearby

Special Weather Statements in New Hampshire, 2012 Every 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.