Alert archive / New York / Special Weather Statements in 2011

Special Weather Statement, NWS Albany, NY

August 18, 2011Dutchess County, New York

NWS Albany, NY issued this special weather statement at Aug 18, 2011, 6:49 PM EDT for Dutchess County, New York. It was in force for 26 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 18, 2011, 6:49 PM EDT (22:49 UTC)
Expired
Aug 18, 2011, 7:15 PM EDT
In force
26 min
Issued by
NWS Albany, NY

County Dutchess County, NY

The radar

The Albany radar (KENX), 103 km from the middle of the area, began a volume at 22:50 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 12:00Z, 10.8 hours before the alert went out and 116 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 2011-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 130 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 2011-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 square meters per square second.193958Sfc1 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
130 J/kg
Mixed-layer CIN
-115 J/kg
Mixed-layer LCL
1201 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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 Albany, NY wrote its last area forecast discussion before this special weather statement went out at Aug 18, 4:21 PM EDT, 2 hours 28 minutes earlier.

Area forecast discussion, Aug 18, 4:21 PM EDT, 2 hours 28 minutes before
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Hazardous weather outlook, Aug 18, 4:39 PM EDT, 2 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ALBANY NY
439 PM EDT THU AUG 18 2011

CTZ001-013-MAZ001-025-NYZ047>054-058>061-063>066-VTZ013>015-191100-
NORTHERN LITCHFIELD-SOUTHERN LITCHFIELD-NORTHERN BERKSHIRE-
SOUTHERN BERKSHIRE-SCHOHARIE-WESTERN SCHENECTADY-EASTERN SCHENECTADY-
SOUTHERN SARATOGA-WESTERN ALBANY-EASTERN ALBANY-WESTERN RENSSELAER-
EASTERN RENSSELAER-WESTERN GREENE-EASTERN GREENE-WESTERN COLUMBIA-
EASTERN COLUMBIA-WESTERN ULSTER-EASTERN ULSTER-WESTERN DUTCHESS-
EASTERN DUTCHESS-BENNINGTON-WESTERN WINDHAM-EASTERN WINDHAM-
439 PM EDT THU AUG 18 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWESTERN
CONNECTICUT...WESTERN MASSACHUSETTS...THE CAPITAL
REGION...SCHOHARIE VALLEY...EASTERN CATSKILLS...MID HUDSON
VALLEY...TACONICS OF EAST CENTRAL NEW YORK AND SOUTHERN VERMONT.

.DAY ONE...TONIGHT.

THERE IS A CHANCE OF THUNDERSTORMS INTO EARLY THIS EVENING. A
ISOLATED THUNDERSTORM MAY PRODUCE HAIL TO ONE INCH IN DIAMETER OF
WIND GUSTS 58 MPH OR GREATER. ANY OF THE THUNDERSTORMS MAY PRODUCE
LOCALLY HEAVY DOWNPOURS OF RAINFALL...WITH SOME POOR DRAINAGE
FLOODING OF LOW LYING AREAS. THE THUNDERSTORMS WILL MOVE SLOWLY TO
THE EAST AT 10 TO 20 MPH.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.
THERE IS A CHANCE OF THUNDERSTORMS FRIDAY THROUGH SUNDAY. AT THIS
TIME...THE THUNDERSTORMS ARE EXPECTED TO BE MAINLY NON SEVERE.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS SHOULD REPORT SEVERE WEATHER TO THE NATIONAL
WEATHER SERVICE ACCORDING TO STANDARD OPERATING PROCEDURES.

NYZ032-033-038>043-082>084-191100-
NORTHERN HERKIMER-HAMILTON-SOUTHERN HERKIMER-SOUTHERN FULTON-
MONTGOMERY-NORTHERN SARATOGA-NORTHERN WARREN-NORTHERN WASHINGTON-
NORTHERN FULTON-SOUTHEAST WARREN-SOUTHERN WASHINGTON-
439 PM EDT THU AUG 18 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE SOUTHERN ADIRONDACK
REGION...WEST CENTRAL MOHAWK VALLEY...AND THE LAKE GEORGE REGION.

.DAY ONE...TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE EARLY THIS EVENING. THESE
THUNDERSTORMS ARE NOT EXPECTED TO BE SEVERE AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THERE IS A SLIGHT CHANCE TO CHANCE OF THUNDERSTORMS FRIDAY THROUGH
SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR THE LATEST UPDATES...PLEASE VISIT OUR WEBPAGE AT
WWW.WEATHER.GOV/ALBANY

In the hours before

Local storm report, Aug 18, 4:06 PM EDT, 2 hours 43 minutes before
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Special weather statement, Aug 18, 4:19 PM EDT, 2 hours 30 minutes before
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Special weather statement, Aug 18, 5:01 PM EDT, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
501 PM EDT THU AUG 18 2011

CTZ001-013-NYZ065-066-182130-
NORTHERN LITCHFIELD CT-SOUTHERN LITCHFIELD CT-WESTERN DUTCHESS NY-
EASTERN DUTCHESS NY-
501 PM EDT THU AUG 18 2011

...A STRONG THUNDERSTORM IN

  LITCHFIELD COUNTY IN NORTHERN CONNECTICUT...
  DUTCHESS COUNTY IN EAST CENTRAL NEW YORK...

AT 500 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM CAPABLE OF PRODUCING UP TO HALF INCH HAIL...WINDS
AROUND 50 MPH...AND HEAVY RAIN.  THIS STORM WAS LOCATED NEAR
MILLBROOK...OR ABOUT 13 MILES SOUTHEAST OF RHINEBECK...AND MOVING
EAST AT 15 MPH.

THE THUNDERSTORM WILL BE NEAR...
DOVER PLAINS BY 525 PM EDT
AMENIA...6 MILES SOUTHWEST OF SHARON AND 8 MILES NORTHWEST OF KENT BY
530 PM EDT

LAT...LON 4194 7333 4166 7334 4171 7382 4189 7384
TIME...MOT...LOC 2101Z 266DEG 13KT 4181 7370

HWJIV
Special weather statement, Aug 18, 5:57 PM EDT, 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
557 PM EDT THU AUG 18 2011

CTZ001-013-NYZ066-182230-
NORTHERN LITCHFIELD CT-SOUTHERN LITCHFIELD CT-EASTERN DUTCHESS NY-
557 PM EDT THU AUG 18 2011

...A STRONG THUNDERSTORM IN

  LITCHFIELD COUNTY IN NORTHERN CONNECTICUT...
  DUTCHESS COUNTY IN EAST CENTRAL NEW YORK...

AT 555 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM CAPABLE OF PRODUCING...AROUND HALF INCH HAIL...WINDS
AROUND 50 MPH...AND HEAVY RAIN.  THIS STORM WAS LOCATED NEAR DOVER
PLAINS...OR ABOUT 14 MILES NORTH OF SHERMAN...AND MOVING EAST AT 15
MPH.

THE THUNDERSTORM WILL BE NEAR...
KENT BY 610 PM EDT
CORNWALL BRIDGE POTTERY AND CORNWALL BRIDGE BY 625 PM EDT
NEW PRESTON BY 630 PM EDT

LAT...LON 4160 7330 4172 7368 4189 7360 4181 7320
TIME...MOT...LOC 2157Z 289DEG 12KT 4177 7352

HWJIV
Special weather statement, Aug 18, 6:29 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
629 PM EDT THU AUG 18 2011

CTZ001-182300-
NORTHERN LITCHFIELD CT-
629 PM EDT THU AUG 18 2011

...A STRONG THUNDERSTORM IN

  LITCHFIELD COUNTY IN NORTHERN CONNECTICUT...

AT 627 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM CAPABLE OF PRODUCING...UP TO HALF INCH HAIL...WINDS
AROUND 50 MPH...AND HEAVY RAIN.  THIS STORM WAS LOCATED NEAR
WINSTED...OR ABOUT 7 MILES NORTHEAST OF TORRINGTON...AND MOVING EAST
AT 15 MPH.

THE THUNDERSTORM WILL BE NEAR...
NEW HARTFORD BY 650 PM EDT

LAT...LON 4191 7290 4188 7294 4185 7295 4184 7294
      4182 7317 4199 7322 4204 7301 4197 7302
      4198 7291 4197 7288
TIME...MOT...LOC 2229Z 284DEG 13KT 4192 7307

HWJIV
Special weather statement, Aug 18, 6:49 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
649 PM EDT THU AUG 18 2011

NYZ064>066-182315-
EASTERN ULSTER NY-WESTERN DUTCHESS NY-EASTERN DUTCHESS NY-
649 PM EDT THU AUG 18 2011

...A STRONG THUNDERSTORM IN

  ULSTER COUNTY IN EAST CENTRAL NEW YORK...
  DUTCHESS COUNTY IN EAST CENTRAL NEW YORK...

AT 645 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM CAPABLE OF PRODUCING UP TO HALF INCH HAIL...WINDS UP TO
50 MPH...AND HEAVY RAIN.  THIS STORM WAS LOCATED NEAR MODENA...OR
ABOUT OVER NEW PALTZ...AND MOVING EAST AT 15 MPH.

THE THUNDERSTORM WILL BE NEAR...
6 MILES NORTH OF MARLBORO BY 700 PM EDT
HIGHLAND BY 705 PM EDT
6 MILES SOUTH OF HYDE PARK AND 7 MILES NORTH OF WAPPINGERS FALLS BY
710 PM EDT
POUGHKEEPSIE...FAIRVIEW...RED OAKS MILL AND 6 MILES SOUTHWEST OF
PLEASANT VALLEY BY 715 PM EDT

LAT...LON 4160 7409 4161 7412 4160 7413 4160 7414
      4181 7418 4184 7375 4159 7374
TIME...MOT...LOC 2249Z 268DEG 12KT 4169 7403

HWJIV

The office that day

Everything else NWS Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 18, 2:55 PM EDTSevere Thunderstorm WarningALYAlbany, Columbia, Rensselaer65 min
Aug 18, 3:08 PM EDTSevere Thunderstorm WarningALYColumbia, Dutchess, Ulster67 min
Aug 18, 4:19 PM EDTSpecial Weather StatementALYDutchess26 min
Aug 18, 5:01 PM EDTSpecial Weather StatementALYDutchess29 min
Aug 18, 7:40 PM EDTSpecial Weather StatementALYDutchess35 min
Aug 18, 7:50 PM EDTSevere Thunderstorm WarningALYDutchess55 min
Aug 18, 5:57 PM EDTSpecial Weather StatementALY33 min
Aug 18, 6:29 PM EDTSpecial Weather StatementALY31 min
Aug 18, 7:43 PM EDTSpecial Weather StatementALY32 min

Nearby

Special Weather Statements in New York, 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.