Alert archive / New York / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 113, NWS Albany, NY

August 2, 2017Dutchess County, Ulster County, New York

NWS Albany, NY issued this severe thunderstorm warning at Aug 2, 2017, 2:43 PM EDT for Dutchess County, Ulster County, New York. It was in force for 62 min. 1 report 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
Aug 2, 2017, 2:43 PM EDT (18:43 UTC)
Expired
Aug 2, 2017, 3:45 PM EDT
In force
62 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Dutchess County, NY, Ulster County, NY

The radar

The Albany radar (KENX), 113 km from the middle of the area, began a volume at 18:43 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

TimeReportWhereRemark
Aug 2, 2:50 PM EDTTSTM WND DMG2 Se Plattekill, NYSMALL TREES DOWN. NUMEROUS TREE LIMB DOWNS.

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

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 6.7 hours before the alert went out and 121 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, Brookhaven, NY at 12:00Z on 2017-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 823 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, Brookhaven, NY at 12:00Z on 2017-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
823 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1051 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

279 
WUUS51 KALY 021843
SVRALY
NYC027-111-021945-
/O.NEW.KALY.SV.W.0113.170802T1843Z-170802T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
243 PM EDT WED AUG 2 2017

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southeastern Ulster County in east central New York...
  Southern Dutchess County in east central New York...

* Until 345 PM EDT

* At 242 PM EDT, a severe thunderstorm was located over Gardnertown,
  or near Newburgh, moving east at 25 mph.

  HAZARD...Quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Minor damage to vehicles is possible. 

* This severe thunderstorm will be near, 
  Beacon and Marlboro around 250 PM EDT. 
  Wappingers Falls and Fishkill around 300 PM EDT. 
  Myers Corner and Red Oaks Mill around 305 PM EDT. 
  Hopewell Junction around 315 PM EDT. 
  Pawling around 340 PM EDT. 
  Wingdale around 345 PM EDT. 

Other locations impacted by this severe thunderstorm include
Stormville, Baker Corner, Knapps Corner, Beekman, South Dover, New
Hamburg, Glenham, Clove Valley, Poughquag and Billings.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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 4152 7400 4157 7396 4159 7395 4158 7405
      4160 7407 4160 7409 4161 7413 4158 7413
      4158 7414 4162 7414 4175 7352 4153 7353
      4149 7394 4148 7394 4147 7400
TIME...MOT...LOC 1842Z 264DEG 20KT 4157 7403 

HAIL...1.00IN
WIND...<50MPH
 
$$

TAW
1 follow-up statement
863 
WWUS51 KALY 021947
SVSALY

Severe Weather Statement
National Weather Service Albany NY
347 PM EDT WED AUG 2 2017

NYC027-111-021957-
/O.EXP.KALY.SV.W.0113.000000T0000Z-170802T1945Z/
Ulster NY-Dutchess NY-
347 PM EDT WED AUG 2 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ULSTER AND
SOUTHERN DUTCHESS COUNTIES HAS EXPIRED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been allowed to expire.

LAT...LON 4152 7400 4157 7396 4159 7395 4158 7405
      4160 7407 4160 7409 4161 7413 4158 7413
      4158 7414 4162 7414 4175 7352 4153 7353
      4149 7394 4148 7394 4147 7400
TIME...MOT...LOC 1947Z 264DEG 20KT 4161 7356 

$$

TAW

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 11:10 AM EDTSpecial Weather StatementALYGreene50 min
Aug 2, 11:44 AM EDTSpecial Weather StatementALYWarren46 min
Aug 2, 11:58 AM EDTAreal Flood AdvisoryALYUlster3 hr
Aug 2, 12:04 PM EDTSpecial Weather StatementALYUlster56 min
Aug 2, 12:06 PM EDTSevere Thunderstorm WarningALYGreene, Ulster54 min
Aug 2, 12:19 PM EDTSpecial Weather StatementALYGreene26 min
Aug 2, 12:38 PM EDTSevere Thunderstorm WarningALYUlster52 min
Aug 2, 12:50 PM EDTSpecial Weather StatementALYSaratoga40 min
Aug 2, 1:16 PM EDTSpecial Weather StatementALYSchoharie44 min
Aug 2, 1:34 PM EDTSpecial Weather StatementALYUlster41 min
Aug 2, 1:56 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster64 min
Aug 2, 2:07 PM EDTSpecial Weather StatementALYMontgomery38 min
Aug 2, 2:13 PM EDTAreal Flood AdvisoryALYMontgomery, Schoharie3 hr
Aug 2, 2:16 PM EDTSpecial Weather StatementALYFulton44 min
Aug 2, 2:20 PM EDTSevere Thunderstorm WarningALYSaratoga, Warren, Washington55 min
Aug 2, 2:34 PM EDTSpecial Weather StatementALYColumbia26 min
Aug 2, 2:38 PM EDTSpecial Weather StatementALYPutnam52 min
Aug 2, 2:41 PM EDTSpecial Weather StatementALYWarren34 min
Aug 2, 2:47 PM EDTAreal Flood AdvisoryALYSaratoga, Warren3 hr
Aug 2, 3:04 PM EDTSpecial Weather StatementALYOtsego56 min
Aug 2, 3:09 PM EDTAreal Flood AdvisoryALYFulton, Hamilton3 hr
Aug 2, 3:30 PM EDTSevere Thunderstorm WarningALYDutchess60 min
Aug 2, 3:38 PM EDTSpecial Weather StatementALYWarren52 min
Aug 2, 3:44 PM EDTSpecial Weather StatementALYDutchess31 min
Aug 2, 3:56 PM EDTAreal Flood AdvisoryALYHerkimer3 hr
Aug 2, 4:14 PM EDTSpecial Weather StatementALYHamilton31 min
Aug 2, 4:25 PM EDTAreal Flood AdvisoryALYHamilton3 hr
Aug 2, 5:35 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer36 min

Nearby

Severe Thunderstorm Warnings in New York, 2017Every severe thunderstorm warning in 2017

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.