Alert archive / New Hampshire / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 87, NWS Gray, ME

August 2, 2005Grafton County, New Hampshire

NWS Gray, ME issued this severe thunderstorm warning at Aug 2, 2005, 7:07 PM EDT for Grafton County, New Hampshire. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 2, 2005, 7:07 PM EDT (23:07 UTC)
Expired
Aug 2, 2005, 8:00 PM EDT
In force
53 min
Issued by
NWS Gray, ME
Area
Counties, with a storm outline in the text

County Grafton County, NH

The radar

The Burlington radar (KCXX), 125 km from the middle of the area, began a volume at 23:08 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 2, 3:25 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.1 hours before the alert went out and 214 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, Albany, NY at 12:00Z on 2005-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 700 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2005-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.1939Sfc1 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
700 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
647 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Gray, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 2, 2:56 PM EDT, 4 hours 11 minutes earlier.

Area forecast discussion, Aug 2, 2:56 PM EDT, 4 hours 11 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAY ME
256 PM EDT TUE AUG 2 2005

.SHORT TERM (TONIGHT THROUGH THURSDAY)...
SURFACE LOW PRESSURE TO THE NORTH OF THE STATE PLUS AN UPPER LEVEL TROUGH
ARE MOVING ACROSS THE REGION. WILL CARRY MENTION OF THUNDERSTORMS INTO
THE EARLY PORTION OF THE EVENING THEN END PRECIPITATION. EXPECT
CLEARING WEDNESDAY AS HIGH PRESSURE BUILDS IN FROM THE WEST AND
WINDS ALOFT GO INTO THE NORTHWEST. A WEAK HIGH PRESSURE RIDGE WILL
CREST OVER THE STATE THURSDAY MORNING THEN MOVE OFF TO THE EAST.
CLOUDS ARE EXPECTED TO INCREASE FROM THE WEST THURSDAY AFTERNOON
AS THE NEXT SHORT WAVE APPROACHES FROM THE WEST. HAVE MADE ONLY
MINOR MODIFICATIONS TO TEMPERATURE GRIDS FROM PREVIOUS FORECAST TO
BETTER FIT NEIGHBORING OFFICES. HAVE ADJUSTED SKY GRIDS FOR TIMING
WITH RIDGE PASSAGE.

&&

.LONG TERM (THURSDAY NIGHT THROUGH TUESDAY)...
CLOUDS WILL INCREASE THURSDAY NIGHT AS A STRONG FRONTAL SYSTEM
APPROACHES FROM THE WEST. THIS COLD FRONT IS EXPECTED TO MOVE TO
THE EAST OF THE FORECAST AREA BY EARLY FRIDAY EVENING. HIGH
PRESSURE WILL BUILD IN FROM THE WEST FRIDAY NIGHT AND PASS TO THE
SOUTH OF NEW ENGLAND SATURDAY AFTERNOON. THE REGION WILL STAY IN
THE RETURN SOUTHWEST FLOW BEHIND THIS HIGH INTO MONDAY AND
TUESDAY.

&&

.AVIATION...
EXPECT VFR CONDITIONS NEXT 24 HOURS...HOWEVER SOME LOW VALLEYS
ESPECIALLY IN NEW HAMPSHIRE POSSIBLY COULD SEE IFR CONDITIONS
LATER TONIGHT DUE TO AREAS OF FOG.

&&

.MARINE...
HAVE USED THE ETA12 TO INITIALIZE THE WIND GRIDS. EXPECT BOUNDARY
LAYER CONDITONS TO KEEP WINDS LIGHT THROUGH THE FORECAST PERIOD SO
HAVE MADE A FEW MANUAL MODIFICATIONS TO KEEP WIND SPEEDS BELOW 10
KNOTS. FOR SEAS HAVE INITIAL WITH WNA WAVE WATCH III. WITH LIGHT
WINDS EXPECTED COMBINED SEAS WILL MAINLY CONSIST OF SOUTHEAST
SWELL.

&&

.GYX WATCHES/WARNINGS/ADVISORIES...
ME...NONE.
NH...NONE.
MARINE...NONE.
&&

MIGNONE
Hazardous weather outlook, Aug 2, 3:53 AM EDT, 15 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GRAY ME
353 AM EDT TUE AUG 2 2005

ANZ150-MEZ007>009-012>014-018>028-NHZ001>010-013-014-030752-
ANDROSCOGGIN ME-BELKNAP NH-CENTRAL SOMERSET ME-COASTAL CUMBERLAND ME-
COASTAL ROCKINGHAM NH-COASTAL WALDO ME-COASTAL YORK ME-
INTERIOR CUMBERLAND ME-INTERIOR ROCKINGHAM NH-INTERIOR WALDO ME-
INTERIOR YORK ME-KENNEBEC ME-KNOX ME-LINCOLN ME-MERRIMACK NH-
NORTHERN CARROLL NH-NORTHERN COOS NH-NORTHERN FRANKLIN ME-
NORTHERN GRAFTON NH-NORTHERN OXFORD ME-SAGADAHOC ME-
SOUTHERN CARROLL NH-SOUTHERN COOS NH-SOUTHERN FRANKLIN ME-
SOUTHERN GRAFTON NH-SOUTHERN OXFORD ME-SOUTHERN SOMERSET ME-
STRAFFORD NH-SULLIVAN NH-
COASTAL WATERS FROM STONINGTON (DEER ISLE) ME TO MERRIMACK RIVER MA
OUT 25 NM-
INCLUDING THE CITIES OF...ALFRED...AUBURN...AUGUSTA...BATH...
BELFAST...BERLIN...BETHEL...BETHLEHEM...BIDDEFORD...
BOOTHBAY HARBOR...BRIDGTON...BRUNSWICK...CAMDEN...CLAREMONT...
COBURN GORE...COLEBROOK...CONCORD...CONWAY...DAMARISCOTTA...DERRY...
DOVER...DURHAM...EUSTIS...EXETER...FAIRFIELD...FARMINGTON...
FRANKLIN...FRYEBURG...GARDINER...HAMPTON...HENNIKER...JACKMAN...
KITTERY...LACONIA...LANCASTER...LEBANON...LEWISTON...LINCOLN...
LINCOLNVILLE...LITTLETON...MECHANIC FALLS...MEREDITH...
MOULTONBOROUGH...NAPLES...NEW LONDON...NORTH WINDHAM...NORTHWOOD...
OAKLAND...OSSIPEE...PITTSFIELD...PLYMOUTH...PORTLAND...PORTSMOUTH...
RANGELEY...ROCHESTER...ROCKLAND...RUMFORD...SALEM...SANFORD...
SEARSPORT...SKOWHEGAN...SOUTH PARIS...SOUTH PORTLAND...THORNDIKE...
TOPSHAM...TURNER...WATERVILLE...WESTBROOK...WISCASSET AND WOODSVILLE
353 AM EDT TUE AUG 2 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND SOUTHERN MAINE
AND NORTHERN...CENTRAL AND SOUTHEAST NEW HAMPSHIRE

.DAY ONE...TODAY AND TONIGHT

ANOTHER COLD FRONT WILL CROSS THE AREA TODAY ACCOMPANIED BY SCATTERED
SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS COULD CONTAIN STRONG
GUSTY WINDS AND HAIL.

.DAYS TWO AND THREE...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

DAY FOUR...FRIDAY

A COLD FRONT WILL CROSS THE AREA ON FRIDAY ACCOMPANIED BY SCATTERED
SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS COULD CONTAIN STRONG
GUSTY WINDS AND HAIL.

.DAYS FIVE THROUGH SEVEN...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

In the hours before

Special weather statement, Aug 2, 1:53 PM EDT, 5 hours 14 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, Aug 2, 3:42 PM EDT, 3 hours 25 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, Aug 2, 5:16 PM EDT, 1 hour 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
516 PM EDT TUE AUG 2 2005

NHZ001-002-022212-
NORTHERN COOS NH-SOUTHERN COOS NH-
INCLUDING THE CITIES OF...BERLIN...COLEBROOK AND LANCASTER
516 PM EDT TUE AUG 2 2005
AT 515 PM...THE NATIONAL WEATHER SERVICE DOPPLER RADAR LOCATED
IN GRAY MAINE...INDICATED A STRONG THUNDERSTORM NORTH OF THE
VERMONT CANADIAN BORDER. THIS STORM IS MOVING FROM THE NORTHWEST
AT 25 TO 35 MPH AND WILL MOVE INTO COOS COUNTY NEW HAMPSHIRE
BETWEEN PITTSBURGH AND COLEBROOK BY 6 PM.  THIS STORM CONTAINS
FREQUENT LIGHTNING AS WELL AS HEAVY DOWNPOURS AND MAY CONTAIN HAIL
AND STRONG GUSTY WINDS.

THOSE PERSONS OUT OF DOORS LATE THIS AFTERNOON AND EARLY THIS
EVENING SHOULD BE PREPARED TO MAKE FOR SAFE SHELTER AT THE
FIRST SIGNS OF IMPENDING WEATHER.  BOATERS SHOULD BE PREPARED
TO MAKE FOR SHORE AT THE FIRST SIGNS OF DARKENING SKIES.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.
Special weather statement, Aug 2, 5:46 PM EDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
546 PM EDT TUE AUG 2 2005

MEZ007>009-022246-
CENTRAL SOMERSET ME-NORTHERN FRANKLIN ME-NORTHERN OXFORD ME-
INCLUDING THE CITIES OF...COBURN GORE...EUSTIS...JACKMAN AND RANGELEY
546 PM EDT TUE AUG 2 2005
AT 545 PM...THE NATIONAL WEATHER SERVICE DOPPLER RADAR LOCATED IN
GRAY MAINE...INDICATED STRONG THUNDERSTORMS MOVING INTO NORTHERN
SOMERSET COUNTY AS WELL AS NORTHERNMOST FRANKLIN COUNTY.  THE
HEAVIEST ACTIVITY IS LOCATED BETWEEN BILLY-JACK DEPOT AND JACKMAN...
AND MOVING FROM THE NORTHWEST AT 25 TO 35 MPH AND WILL MOVE TO
BETWEEN SEBOOMOOK AND LAKE MOXIE BY 630 PM.

THESE STORMS CONTAIN FREQUENT LIGHTNING AS WELL AS HEAVY DOWNPOURS
AND MAY CONTAIN HAIL AND STRONG GUSTY WINDS.

THOSE PERSONS OUT OF DOORS LATE THIS AFTERNOON AND EARLY THIS
EVENING SHOULD BE PREPARED TO MAKE FOR SAFE SHELTER AT THE
FIRST SIGNS OF IMPENDING WEATHER.  BOATERS SHOULD BE PREPARED
TO MAKE FOR SHORE AT THE FIRST SIGNS OF DARKENING SKIES.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER DE
TAILS OR UPDATES.
Special weather statement, Aug 2, 6:14 PM EDT, 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
614 PM EDT TUE AUG 2 2005

NHZ001-002-022314-
NORTHERN COOS NH-SOUTHERN COOS NH-
INCLUDING THE CITIES OF...BERLIN...COLEBROOK AND LANCASTER
614 PM EDT TUE AUG 2 2005
AT 614 PM...THE NATIONAL WEATHER SERVICE DOPPLER RADAR LOCATED IN
GRAY MAINE...INDICATED A STRONG THUNDERSTORM NEAR WEST BURKE IN
ESSEX COUNTY VERMONT.  THIS STORM IS MOVING FROM THE NORTHWEST
AT 25 TO 35 MPH AND WILL MOVE INTO SOUTHERN COOS COUNTY IN
NEW HAMPSHIRE BETWEEN DALTON AND CRAWFORD NOTCH BY 7 PM.

THESE STORMS CONTAIN FREQUENT LIGHTNING AS WELL AS HEAVY DOWNPOURS
AND MAY CONTAIN HAIL AND STRONG GUSTY WINDS.

THOSE PERSONS OUT OF DOORS LATE THIS EARLY THIS EVENING SHOULD BE
PREPARED TO MAKE FOR SAFE SHELTER AT THE FIRST SIGNS OF IMPENDING
WEATHER.  BOATERS SHOULD BE PREPARED TO MAKE FOR SHORE AT THE FIRST
SIGNS OF DARKENING SKIES.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER DE
TAILS OR UPDATES.
Special weather statement, Aug 2, 6:47 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAY ME
647 PM EDT TUE AUG 2 2005

MEZ008-009-022347-
CENTRAL SOMERSET ME-NORTHERN FRANKLIN ME-
INCLUDING THE CITIES OF...COBURN GORE...EUSTIS...JACKMAN AND RANGELEY
647 PM EDT TUE AUG 2 2005

AT 645 PM...THE NATIONAL WEATHER SERVICE DOPPLER RADAR LOCATED IN
GRAY MAINE...INDICATED STRONG THUNDERSTORMS OVER CENTRAL SOMERSET
AND NORTHERN FRANKLIN COUNTIES IN MAINE.  THE HEAVIEST ACTIVITY
IS LOCATED BETWEEN COMSTOCK AND JACKMAN AND MOVING SOUTHEAST AT
25 TO 35 MPH AND WILL MOVE TO BETWEEN FLAGSTAFF LAKE AND CARATUNK
BY 730 PM.

THESE STORMS CONTAIN FREQUENT LIGHTNING AS WELL AS HEAVY DOWNPOURS
AND MAY CONTAIN HAIL AND STRONG GUSTY WINDS.

THOSE PERSONS OUT OF DOORS LATE THIS EARLY THIS EVENING SHOULD BE
PREPARED TO MAKE FOR SAFE SHELTER AT THE FIRST SIGNS OF IMPENDING
WEATHER.  BOATERS SHOULD BE PREPARED TO MAKE FOR SHORE AT THE FIRST
SIGNS OF DARKENING SKIES.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER DE
TAILS OR UPDATES.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 10:18 PM EDTSpecial Marine WarningGYX57 min
Aug 2, 1:53 PM EDTSpecial Weather StatementGYXOxford67 min
Aug 2, 7:00 PM EDTSevere Thunderstorm WarningGYXSomerset60 min
Aug 1, 8:26 PM EDTSevere Thunderstorm WarningGYXCarroll34 min

Nearby

Severe Thunderstorm Warnings in New Hampshire, 2005Every severe thunderstorm warning in 2005

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.