Alert archive / New York / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 65, NWS Albany, NY

July 29, 2019Dutchess County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 29, 2019, 4:44 PM EDT for Dutchess County, New York. It was in force for 61 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
Jul 29, 2019, 4:44 PM EDT (20:44 UTC)
Expired
Jul 29, 2019, 5:45 PM EDT
In force
61 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Dutchess County, NY

The radar

The Albany radar (KENX), 95 km from the middle of the area, began a volume at 20:45 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, 8.7 hours before the alert went out and 103 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 2019-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 323 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 2019-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
323 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
911 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Albany, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 29, 4:19 PM EDT, 25 minutes earlier.

Area forecast discussion, Jul 29, 4:19 PM EDT, 25 minutes before
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Hazardous weather outlook, Jul 29, 3:46 PM EDT, 58 minutes before
Hazardous Weather Outlook
National Weather Service Albany NY
346 PM EDT Mon Jul 29 2019

CTZ001-013-MAZ001-025-NYZ032-033-038>043-047-048-051-054-058-061-063-
066-082>084-VTZ013>015-301100-
Northern Litchfield-Southern Litchfield-Northern Berkshire-
Southern Berkshire-Northern Herkimer-Hamilton-Southern Herkimer-
Southern Fulton-Montgomery-Northern Saratoga-Northern Warren-
Northern Washington-Schoharie-Western Schenectady-Western Albany-
Eastern Rensselaer-Western Greene-Eastern Columbia-Western Ulster-
Eastern Dutchess-Northern Fulton-Southeast Warren-
Southern Washington-Bennington-Western Windham-Eastern Windham-
346 PM EDT Mon Jul 29 2019

This Hazardous Weather Outlook is for northwestern Connecticut,
western Massachusetts, all of east central New York except for the
mid Hudson Valley and Capital Region, and southern Vermont.

.DAY ONE...Tonight.

There is a slight to low chance of a thunderstorm through this
evening. Any thunderstorm will be capable of producing gusty winds.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

There is a chance of thunderstorms Tuesday through Wednesday.
Thunderstorms will be capable of producing very heavy rainfall, which
may lead to flooding of urban, low lying and poor drainage areas. In
addition, thunderstorms on Tuesday may produce gusty winds, with the
best chance of damaging winds across the Adirondacks and Mohawk
Valley.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed on Tuesday.

NYZ049-050-052-053-059-060-064-065-301100-
Eastern Schenectady-Southern Saratoga-Eastern Albany-
Western Rensselaer-Eastern Greene-Western Columbia-Eastern Ulster-
Western Dutchess-
346 PM EDT Mon Jul 29 2019

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY...

This Hazardous Weather Outlook is for the Capital Region and mid
Hudson Valley of east central New York.

.DAY ONE...Tonight.

There is a chance of a thunderstorm through this evening. Any
thunderstorm will be capable of producing gusty winds.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

There is a chance of thunderstorms Tuesday through Wednesday.
Thunderstorms will be capable of producing very heavy rainfall, which
may lead to flooding of urban, low lying and poor drainage areas. In
addition, thunderstorms will also be capable of producing gusty
winds.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jul 29, 2:49 PM EDT, 1 hour 55 minutes before
Special Weather Statement
National Weather Service Albany NY
249 PM EDT Mon Jul 29 2019

NYZ059>061-291930-
Eastern Columbia-Eastern Greene-Western Columbia-
249 PM EDT Mon Jul 29 2019

...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL COLUMBIA AND
NORTHEASTERN GREENE COUNTIES...

At 248 PM EDT, a strong thunderstorm was located over New Baltimore,
or 10 miles northwest of Chatham, moving southeast at 20 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

This storm will be near...
  Valatie and Kinderhook around 305 PM EDT.
  Chatham around 325 PM EDT.
  Philmont around 330 PM EDT.

Other locations impacted by this storm include Niverville, Stuyvesant
Falls, Chatham Center, Stuyvesant, Columbiaville, Omi, West
Coxsackie, Rossman, Otter Hook and Valatie Colony.
This includes Interstate 87 near exit 21B.

Torrential rainfall is also occurring with this storm, and may cause
localized ponding of water on roads.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 4225 7365 4238 7385 4246 7381 4247 7373
      4245 7354
TIME...MOT...LOC 1848Z 297DEG 15KT 4242 7379

JPV
Special weather statement, Jul 29, 2:50 PM EDT, 1 hour 54 minutes before
Special Weather Statement
National Weather Service Albany NY
250 PM EDT Mon Jul 29 2019

NYZ065-066-291930-
Eastern Dutchess-Western Dutchess-
250 PM EDT Mon Jul 29 2019

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL DUTCHESS COUNTY...

At 250 PM EDT, a strong thunderstorm was located over Millbrook, or
13 miles northeast of Poughkeepsie, moving east at 15 mph.

Winds in excess of 30 mph and pea size hail are possible with this
storm.

This storm will be near...
  Amenia around 320 PM EDT.
  Dover Plains around 325 PM EDT.

Other locations impacted by this storm include Littlerest, Oniontown,
Lithgow, Millbrook Heights, South Amenia, South Millbrook, Shunpike,
Willow Brook, Bains Corner and Washington Hollow.

Torrential rainfall is also occurring with this storm, and may cause
localized ponding of water on roads.

LAT...LON 4175 7378 4188 7375 4186 7352 4167 7353
TIME...MOT...LOC 1850Z 286DEG 12KT 4180 7371

JPV
Special weather statement, Jul 29, 3:33 PM EDT, 1 hour 11 minutes before
Special Weather Statement
National Weather Service Albany NY
333 PM EDT Mon Jul 29 2019

NYZ065-066-292015-
Eastern Dutchess-Western Dutchess-
333 PM EDT Mon Jul 29 2019

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL DUTCHESS COUNTY...

At 333 PM EDT, a strong thunderstorm was located over Stanfordville,
or 12 miles southeast of Rhinebeck, moving east at 20 mph.

Winds in excess of 30 mph and pea size hail are possible with this
storm.

Locations impacted include...
Amenia, Millbrook, Dover Plains, Stanfordville, Littlerest, Salt
Point, Oniontown, Lithgow, Millbrook Heights, South Amenia, South
Millbrook, Shunpike, Willow Brook, Bangall, Bains Corner, Leedsville,
Washington Hollow, Mabbettsville, Hibernia and Wassaic.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4177 7380 4188 7379 4188 7350 4169 7352
TIME...MOT...LOC 1933Z 277DEG 17KT 4183 7370

CS
Special weather statement, Jul 29, 4:01 PM EDT, 43 minutes before
Special Weather Statement
National Weather Service Albany NY
401 PM EDT Mon Jul 29 2019

NYZ064-065-292030-
Western Dutchess-Eastern Ulster-
401 PM EDT Mon Jul 29 2019

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL ULSTER AND WEST
CENTRAL DUTCHESS COUNTIES...

At 401 PM EDT, a strong thunderstorm was located over Staatsburg, or
near Rhinebeck, moving east at 15 mph.

Winds in excess of 30 mph are possible with this storm.

Locations impacted include...
Port Ewen, Staatsburg, Esopus, Ellerslie, Norrie Heights, Union
Center, Wilbur, Wurtemburg, Netherwood, Dewitt Mills, Pleasant
Plains, Connelly, Clinton Hollow, Saint Remy and Eddyville.

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 4182 7403 4191 7404 4193 7379 4179 7382
TIME...MOT...LOC 2001Z 279DEG 14KT 4187 7390

CS
Special weather statement, Jul 29, 4:40 PM EDT, 4 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 2:49 PM EDTSpecial Weather StatementALYColumbia41 min
Jul 29, 2:50 PM EDTSpecial Weather StatementALYDutchess40 min
Jul 29, 3:33 PM EDTSpecial Weather StatementALYDutchess42 min
Jul 29, 3:34 PM EDTHeat AdvisoryALYAlbany, Columbia, Dutchess, Greene, Rensselaer, Saratoga and 2 more28 hr
Jul 29, 3:41 PM EDTSevere Thunderstorm WarningALYDutchess64 min
Jul 29, 3:47 PM EDTAreal Flood AdvisoryALYDutchess3 hr
Jul 29, 4:01 PM EDTSpecial Weather StatementALYDutchess29 min
Jul 29, 4:14 PM EDTFlash Flood WarningALYDutchess3 hr
Jul 29, 4:22 PM EDTSevere Thunderstorm WarningALYDutchess53 min
Jul 29, 4:40 PM EDTSpecial Weather StatementALYUlster35 min
Jul 29, 4:43 PM EDTSevere Thunderstorm WarningALYUlster19 min
Jul 29, 5:12 PM EDTSevere Thunderstorm WarningALYDutchess33 min
Jul 29, 5:41 PM EDTSpecial Weather StatementALYUlster34 min
Jul 29, 5:43 PM EDTSpecial Weather StatementALYOtsego47 min
Jul 29, 5:47 PM EDTSpecial Weather StatementALYDutchess28 min
Jul 29, 5:51 PM EDTSevere Thunderstorm WarningALYHerkimer35 min
Jul 29, 5:55 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster35 min
Jul 29, 6:14 PM EDTAreal Flood AdvisoryALYUlster85 min
Jul 29, 6:28 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster47 min
Jul 29, 6:53 PM EDTSpecial Weather StatementALYGreene22 min
Jul 29, 6:56 PM EDTAreal Flood AdvisoryALYDutchess, Ulster2 hr
Jul 29, 7:30 PM EDTSpecial Weather StatementALYAlbany45 min
Jul 29, 7:56 PM EDTSevere Thunderstorm WarningALYAlbany49 min

Nearby

Severe Thunderstorm Warnings in New York, 2019Every severe thunderstorm warning in 2019

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.