Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 113, NWS Albany, NY

July 17, 2021Dutchess County, Ulster County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 17, 2021, 4:47 PM EDT for Dutchess County, Ulster County, New York. It was in force for 58 min. 6 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 17, 2021, 4:47 PM EDT (20:47 UTC)
Expired: Jul 17, 2021, 5:45 PM EDT
In force: 58 min
Issued by: NWS Albany, NY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Dutchess County, NY, Ulster County, NY

The radar

The Albany radar (KENX), 104 km from the middle of the area, began a volume at 20:48 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.

What was reported inside it

Time	Report	Where	Remark
Jul 17, 4:55 PM EDT	TSTM WND DMG	1 E Stone Ridge, NY	TREE DOWNED ON LEGGETT ROAD
Jul 17, 5:00 PM EDT	HAIL 1.25	Marbletown, NY	ESTIMATED BY PICTURE. TIME ESTIMATED BY RADAR.
Jul 17, 5:06 PM EDT	TSTM WND DMG	3 S Rhinebeck, NY	TREES AND WIRES DOWN. TIME ESTIMATED BY RADAR.
Jul 17, 5:06 PM EDT	HAIL 1	1 Nnw Lomontville, NY	QUARTER SIZED HAIL REPORTED ON LAPLA ROAD
Jul 17, 5:10 PM EDT	TSTM WND DMG	West Hurley, NY	A TREE DOWN THAT CLOSED ROUTE 375.
Jul 17, 5:32 PM EDT	TSTM WND DMG	Zena, NY	POWER POLE AND WIRES DOWNED ON ROWE ROAD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jul 17, 1:13 PM EDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 8.8 hours before the alert went out and 117 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 958 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

766 
WUUS51 KALY 172047
SVRALY
NYC027-111-172145-
/O.NEW.KALY.SV.W.0113.210717T2047Z-210717T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
447 PM EDT Sat Jul 17 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Eastern Ulster County in east central New York...
  Western Dutchess County in east central New York...

* Until 545 PM EDT.

* At 447 PM EDT, a severe thunderstorm was located over High Falls,
  or near New Paltz, moving northeast at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Poughkeepsie, Kingston, New Paltz, Saugerties, Rhinebeck, Wallkill,
  Hyde Park, Milton, Plattekill, Pleasant Valley, Hurley, Woodstock,
  Wappingers Falls, Highland, Red Hook, Modena, High Falls,
  Stanfordville, Tillson and West Hurley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

Please report hail size...damaging winds and reports of trees down to
the National Weather Service by email at Alb.Stormreport@noaa.gov...
On Facebook at www.facebook.com/nwsalbany or twitter @nwsalbany

LAT...LON 4158 7395 4159 7396 4159 7405 4160 7407
      4160 7409 4162 7413 4159 7413 4159 7420
      4160 7425 4163 7426 4160 7433 4160 7437
      4212 7407 4200 7369 4157 7375
TIME...MOT...LOC 2047Z 210DEG 21KT 4179 7410 

HAIL...1.00IN
WIND...60MPH
 
$$

Frugis

1 follow-up statement

694 
WWUS51 KALY 172114
SVSALY

Severe Weather Statement
National Weather Service Albany NY
514 PM EDT Sat Jul 17 2021

NYC027-111-172145-
/O.CON.KALY.SV.W.0113.000000T0000Z-210717T2145Z/
Ulster NY-Dutchess NY-
514 PM EDT Sat Jul 17 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR NORTHEASTERN ULSTER AND NORTHWESTERN DUTCHESS COUNTIES...

At 513 PM EDT, a severe thunderstorm was located over Kingston,
moving northeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Kingston, Saugerties, Rhinebeck, Hurley, Red Hook, High Falls,
Stanfordville, Tillson, Saugerties South, Port Ewen, Lake Katrine,
Staatsburg, West Hurley, Esopus, Rosendale, Marbletown, Veteran,
Milan, Tivoli and Centerville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4176 7372 4183 7423 4211 7404 4200 7369
TIME...MOT...LOC 2113Z 209DEG 26KT 4196 7397 

HAIL...1.00IN
WIND...60MPH
 
$$

Frugis

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 17, 1:39 PM EDT	Special Weather Statement	ALY	Schoharie	51 min
Jul 17, 2:24 PM EDT	Special Weather Statement	ALY	Dutchess	51 min
Jul 17, 3:22 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	53 min
Jul 17, 3:37 PM EDT	Special Weather Statement	ALY	Columbia	53 min
Jul 17, 3:57 PM EDT	Special Weather Statement	ALY	Dutchess	48 min
Jul 17, 4:32 PM EDT	Special Weather Statement	ALY	Dutchess	28 min
Jul 17, 4:36 PM EDT	Areal Flood Advisory	ALY	Dutchess, Ulster	118 min
Jul 17, 4:49 PM EDT	Special Weather Statement	ALY	Columbia	41 min
Jul 17, 5:23 PM EDT	Areal Flood Advisory	ALY	Columbia, Dutchess, Ulster	3 hr
Jul 17, 5:25 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess, Greene, Ulster	65 min
Jul 17, 5:31 PM EDT	Flash Flood Warning	ALY	Columbia, Dutchess	4 hr
Jul 17, 6:02 PM EDT	Special Weather Statement	ALY	Ulster	43 min
Jul 17, 6:22 PM EDT	Special Weather Statement	ALY	Albany	38 min
Jul 17, 6:30 PM EDT	Areal Flood Advisory	ALY	Ulster	5 hr
Jul 17, 6:49 PM EDT	Special Weather Statement	ALY	Ulster	26 min
Jul 17, 7:51 PM EDT	Areal Flood Advisory	ALY	Dutchess, Ulster	114 min

Nearby

Severe Thunderstorm Warnings in New York, 2021 Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.