Alert archive / New Hampshire / Special Weather Statements in 2016

Special Weather Statement, NWS Gray, ME

July 17, 2016Belknap County, New Hampshire

NWS Gray, ME issued this special weather statement at Jul 17, 2016, 3:08 AM EDT for Belknap County, New Hampshire. It was in force for 37 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, 2016, 3:08 AM EDT (07:08 UTC)
Expired
Jul 17, 2016, 3:45 AM EDT
In force
37 min
Issued by
NWS Gray, ME

County Belknap County, NH

The radar

The Portland,ME radar (KGYX), 120 km from the middle of the area, began a volume at 07:11 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

Gray, ME (KGYX), launched 00:00Z, 7.1 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.

Skew-T log-pSkew-T log-p diagram, Gray, ME at 00:00Z on 2016-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 70 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Gray, ME at 00:00Z on 2016-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
70 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1379 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

975 
WWUS81 KGYX 170708
SPSGYX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
308 AM EDT SUN JUL 17 2016
 
NHZ008-009-170745-
MERRIMACK NH-BELKNAP NH-
308 AM EDT SUN JUL 17 2016

THE NATIONAL WEATHER SERVICE IN GRAY MAINE HAS ISSUED A

* SPECIAL WEATHER STATEMENT FOR...
  MERRIMACK COUNTY IN NEW HAMPSHIRE
  BELKNAP COUNTY IN NEW HAMPSHIRE

* UNTIL 345 AM EDT

* AT 308 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A STRONG THUNDERSTORM OVER CANTERBURY...MOVING TO THE NORTHEAST AT
  25 MPH.

* PEA SIZE HAIL AND WIND GUSTS OF 35 TO 45 MPH ARE EXPECTED WITH THIS
  STORM.

* LOCATIONS IMPACTED INCLUDE...
  CANTERBURY...
  GILMANTON...
  BOSCAWEN...
  AND BELMONT.

LAT...LON 4327 7164 4334 7170 4353 7145 4339 7132
TIME...MOT...LOC 0707Z 232DEG 24KT 4335 7158 

$$

HANES

The office that day

Everything else NWS Gray, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 3:00 AM EDTSpecial Weather StatementGYXCumberland30 min
Jul 17, 4:19 AM EDTSpecial Weather StatementGYXAndroscoggin26 min
Jul 17, 1:55 PM EDTSpecial Weather StatementGYXSomerset65 min
Jul 17, 2:40 PM EDTSpecial Weather StatementGYXSomerset35 min
Jul 17, 3:00 PM EDTSevere Thunderstorm WarningGYXSomerset45 min
Jul 17, 3:42 PM EDTSpecial Weather StatementGYXOxford48 min
Jul 17, 4:01 PM EDTSevere Thunderstorm WarningGYXCumberland, Oxford29 min
Jul 17, 4:53 PM EDTSpecial Weather StatementGYXWaldo52 min
Jul 17, 5:30 PM EDTSpecial Weather StatementGYXKennebec45 min
Jul 17, 2:00 AM EDTSpecial Weather StatementGYXCheshire30 min
Jul 17, 2:28 AM EDTSpecial Weather StatementGYXCheshire47 min
Jul 17, 2:34 AM EDTSevere Thunderstorm WarningGYXCheshire, Hillsborough, Sullivan26 min
Jul 17, 2:49 AM EDTSpecial Weather StatementGYXMerrimack26 min
Jul 17, 2:51 AM EDTSpecial Weather StatementGYXCheshire24 min
Jul 17, 3:12 AM EDTSpecial Weather StatementGYXMerrimack48 min
Jul 17, 3:30 AM EDTSpecial Weather StatementGYXSullivan30 min

Nearby

Special Weather Statements in New Hampshire, 2016Every special weather statement in 2016

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.