Alert archive / New York / Tornado Warnings in 2017

Tornado Warning 3, NWS Albany, NY

July 12, 2017Hamilton County, Herkimer County, New York

NWS Albany, NY issued this tornado warning at Jul 12, 2017, 11:02 PM EDT for Hamilton County, Herkimer 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
Jul 12, 2017, 11:02 PM EDT (03:02 UTC)
Expired
Jul 12, 2017, 11:28 PM EDT
In force
26 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Hamilton County, NY, Herkimer County, NY

The radar

The Ft Drum radar (KTYX), 76 km from the middle of the area, began a volume at 03:02 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 00:00Z, 3.0 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 00:00Z on 2017-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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, Albany, NY at 00:00Z on 2017-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.19395878Sfc1 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
6 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
1315 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

996 
WFUS51 KALY 130302
TORALY
NYC041-043-130345-
/O.NEW.KALY.TO.W.0003.170713T0302Z-170713T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Albany NY
1102 PM EDT WED JUL 12 2017

The National Weather Service in Albany has issued a

* Tornado Warning for...
  Southwestern Hamilton County in eastern New York...
  Central Herkimer County in eastern New York...

* Until 1145 PM EDT
    
* At 1101 PM EDT, a severe thunderstorm capable of producing a
  tornado was located 10 miles north of Ohio, or 17 miles south of
  Old Forge, moving east at 30 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This tornadic thunderstorm will remain over mainly rural areas of
  southwestern Hamilton and central Herkimer Counties, including the
  following locations: Mountain Home, Powley Place, Nobleboro,
  Atwell, Wilmurt, Wilmurt Corners, Clockmill Corners,
  Morehouseville, Hoffmeister and North Wilmurt.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

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 4339 7505 4357 7499 4345 7455 4327 7464
TIME...MOT...LOC 0301Z 289DEG 26KT 4346 7490 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

BGM
2 follow-up statements
163 
WWUS51 KALY 130319
SVSALY

Severe Weather Statement
National Weather Service Albany NY
1119 PM EDT WED JUL 12 2017

NYC043-130328-
/O.CAN.KALY.TO.W.0003.000000T0000Z-170713T0345Z/
Herkimer NY-
1119 PM EDT WED JUL 12 2017

...THE TORNADO WARNING FOR CENTRAL HERKIMER COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area.  Therefore, the warning has been cancelled.

LAT...LON 4349 7477 4351 7478 4345 7455 4327 7464
      4333 7484 4334 7487
TIME...MOT...LOC 0318Z 284DEG 30KT 4347 7471 

$$

NYC041-130345-
/O.CON.KALY.TO.W.0003.000000T0000Z-170713T0345Z/
Hamilton NY-
1119 PM EDT WED JUL 12 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT FOR
SOUTHWESTERN HAMILTON COUNTY...
    
At 1118 PM EDT, a severe thunderstorm capable of producing a tornado
was located 15 miles west of Lake Pleasant, or 18 miles southwest of
Speculator, moving east at 35 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Clockmill Corners, Mountain Home, Morehouseville, Powley Place and
Hoffmeister.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 4349 7477 4351 7478 4345 7455 4327 7464
      4333 7484 4334 7487
TIME...MOT...LOC 0318Z 284DEG 30KT 4347 7471 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

BGM
885 
WWUS51 KALY 130328
SVSALY

Severe Weather Statement
National Weather Service Albany NY
1128 PM EDT WED JUL 12 2017

NYC041-130337-
/O.CAN.KALY.TO.W.0003.000000T0000Z-170713T0345Z/
Hamilton NY-
1128 PM EDT WED JUL 12 2017

...THE TORNADO WARNING FOR SOUTHWESTERN HAMILTON COUNTY IS
CANCELLED...
    
The tornado threat has diminished and the Tornado Warning has been 
cancelled. However, damaging winds remain likely and a Severe 
Thunderstorm Warning remains in effect for the area.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Albany.

Remember, a Severe Thunderstorm Warning still remains in effect for
Hamilton County until 1145 PM. 

LAT...LON 4349 7477 4351 7478 4345 7455 4327 7464
      4333 7484 4334 7487
TIME...MOT...LOC 0324Z 289DEG 26KT 4345 7462 

$$

BGM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 8:14 PM EDTAreal Flood AdvisoryALYWarren2 hr
Jul 12, 8:50 PM EDTSpecial Weather StatementALYWarren55 min
Jul 12, 9:22 PM EDTAreal Flood AdvisoryALYSaratoga, Warren113 min
Jul 12, 10:40 PM EDTSpecial Weather StatementALYHerkimer65 min
Jul 12, 10:48 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer57 min
Jul 12, 11:39 PM EDTSevere Thunderstorm WarningALYFulton, Hamilton, Saratoga, Warren47 min
Jul 13, 12:28 AM EDTSpecial Weather StatementALYSaratoga, Washington47 min
Jul 13, 2:11 AM EDTSpecial Weather StatementALYFulton64 min
Jul 13, 5:13 AM EDTSpecial Weather StatementALYSchoharie32 min
Jul 13, 10:43 AM EDTFlash Flood WatchALYAlbany, Columbia, Dutchess, Fulton, Greene, Herkimer and 6 more6 hr
Jul 13, 1:34 PM EDTSpecial Weather StatementALYColumbia41 min
Jul 13, 1:39 PM EDTSevere Thunderstorm WarningALYColumbia66 min
Jul 13, 1:44 PM EDTSpecial Weather StatementALYGreene46 min
Jul 13, 2:24 PM EDTSevere Thunderstorm WarningALYColumbia66 min
Jul 13, 2:25 PM EDTAreal Flood AdvisoryALYColumbia3 hr
Jul 13, 3:13 PM EDTSpecial Weather StatementALYDutchess47 min
Jul 13, 3:17 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster58 min
Jul 13, 3:53 PM EDTSpecial Weather StatementALYPutnam37 min
Jul 13, 3:58 PM EDTSevere Thunderstorm WarningALYDutchess62 min
Jul 13, 3:59 PM EDTSpecial Weather StatementALYPutnam31 min

Nearby

Tornado Warnings in New York, 2017Every tornado warning in 2017Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.