Alert archive / New York / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 2, NWS Albany, NY

April 26, 2011Hamilton County, Warren County, New York

NWS Albany, NY issued this severe thunderstorm warning at Apr 26, 2011, 4:20 PM EDT for Hamilton County, Warren County, New York. It was in force for 55 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
Apr 26, 2011, 4:20 PM EDT (20:20 UTC)
Expired
Apr 26, 2011, 5:15 PM EDT
In force
55 min
Issued by
NWS Albany, NY
Area
Storm-based polygon

Counties Hamilton County, NY, Warren County, NY

The radar

The Burlington radar (KCXX), 116 km from the middle of the area, began a volume at 20:20 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 watch it was issued in

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

IssuedProductOfficeLasted
Apr 26, 1:49 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 8.3 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, Albany, NY at 12:00Z on 2011-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2011-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 191 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
497 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
191 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

511 
WUUS51 KALY 262020
SVRALY
NYC041-113-262115-
/O.NEW.KALY.SV.W.0002.110426T2020Z-110426T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
420 PM EDT TUE APR 26 2011

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL HAMILTON COUNTY IN EASTERN NEW YORK...
  NORTHWESTERN WARREN COUNTY IN EAST CENTRAL NEW YORK...

* UNTIL 515 PM EDT

* AT 414 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  SPECULATOR...AND MOVING NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SPECULATOR BY 425 PM EDT...
  LEWEY LAKE CAMPGROUND BY 430 PM EDT...
  6 MILES SOUTHEAST OF INDIAN LAKE BY 455 PM EDT...
  7 MILES NORTHWEST OF NORTH CREEK BY 510 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL SIZE...DAMAGING WINDS AND REPORTS OF TREES DOWN TO
THE NATIONAL WEATHER SERVICE BY EMAIL AT ALB.STORMREPORT@NOAA.GOV.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
TUESDAY EVENING FOR EASTERN NEW YORK.

&&

LAT...LON 4381 7412 4380 7405 4378 7404 4375 7405
      4377 7381 4346 7445 4360 7460 4384 7424
      4382 7421 4383 7414
TIME...MOT...LOC 2020Z 232DEG 23KT 4359 7442

$$

SNYDER
3 follow-up statements
185 
WWUS51 KALY 262035
SVSALY

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
435 PM EDT TUE APR 26 2011

NYC041-113-262115-
/O.CON.KALY.SV.W.0002.000000T0000Z-110426T2115Z/
HAMILTON NY-WARREN NY-
435 PM EDT TUE APR 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR NORTHWESTERN WARREN AND EAST CENTRAL HAMILTON COUNTIES...

AT 428 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR SPECULATOR...MOVING NORTHEAST AT 25 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  SABAEL BY 450 PM EDT...
  6 MILES SOUTHEAST OF INDIAN LAKE BY 500 PM EDT...
  CHRISTIAN HILL BY 510 PM EDT...
  NORTH RIVER...7 MILES NORTHWEST OF NORTH CREEK...8 MILES WEST OF
  BYRNES CORNERS AND 9 MILES NORTHWEST OF IGERNA BY 515 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL SIZE...DAMAGING WINDS AND REPORTS OF TREES DOWN TO
THE NATIONAL WEATHER SERVICE BY EMAIL AT ALB.STORMREPORT@NOAA.GOV.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
TUESDAY EVENING FOR EASTERN NEW YORK.

&&

LAT...LON 4381 7412 4380 7405 4378 7404 4375 7405
      4377 7381 4349 7442 4362 7455 4384 7424
      4382 7421 4383 7414
TIME...MOT...LOC 2035Z 232DEG 23KT 4362 7436

$$

SNYDER
780 
WWUS51 KALY 262054
SVSALY

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
454 PM EDT TUE APR 26 2011

NYC041-113-262115-
/O.CON.KALY.SV.W.0002.000000T0000Z-110426T2115Z/
HAMILTON NY-WARREN NY-
454 PM EDT TUE APR 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR NORTHWESTERN WARREN AND EAST CENTRAL HAMILTON COUNTIES...

AT 451 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR SABAEL...OR 7 MILES SOUTH OF INDIAN LAKE...MOVING
NORTHEAST AT 25 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  CHRISTIAN HILL...NORTH RIVER...8 MILES NORTHWEST OF NORTH CREEK AND
  9 MILES WEST OF BYRNES CORNERS BY 515 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL SIZE...DAMAGING WINDS AND REPORTS OF TREES DOWN TO
THE NATIONAL WEATHER SERVICE BY EMAIL AT ALB.STORMREPORT@NOAA.GOV.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
TUESDAY EVENING FOR EASTERN NEW YORK.

&&

LAT...LON 4381 7412 4380 7405 4378 7404 4375 7405
      4377 7381 4362 7414 4362 7430 4370 7434
      4382 7423 4383 7422 4382 7421 4383 7414
TIME...MOT...LOC 2053Z 232DEG 23KT 4369 7426

$$

FRUGIS/SND
927 
WWUS51 KALY 262119
SVSALY

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
519 PM EDT TUE APR 26 2011

NYC041-113-262128-
/O.EXP.KALY.SV.W.0002.000000T0000Z-110426T2115Z/
HAMILTON NY-WARREN NY-
519 PM EDT TUE APR 26 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WARREN AND EAST
CENTRAL HAMILTON COUNTIES HAS EXPIRED...

ADDITIONAL SEVERE THUNDERSTORMS ARE LOCATED IN NORTHERN HAMILTON 
COUNTY AND MOVING EASTWARD. 

PLEASE REPORT HAIL SIZE...DAMAGING WINDS AND REPORTS OF TREES DOWN TO
THE NATIONAL WEATHER SERVICE BY EMAIL AT ALB.STORMREPORT@NOAA.GOV.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
TUESDAY EVENING FOR EASTERN NEW YORK.

LAT...LON 4381 7412 4380 7405 4378 7404 4375 7405
      4377 7381 4362 7414 4362 7430 4370 7434
      4382 7423 4383 7422 4382 7421 4383 7414
TIME...MOT...LOC 2054Z 232DEG 23KT 4369 7425

$$

FRUGIS/SND

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 25, 11:13 PM EDTRiver Flood WarningALYRensselaer, Saratoga, Washington14 days
Apr 26, 6:11 AM EDTRiver Flood WarningALYHerkimer, Oneida5 days
Apr 26, 6:55 AM EDTRiver Flood WarningALYHamilton19 hr
Apr 26, 3:22 PM EDTSpecial Weather StatementALYHerkimer23 min
Apr 26, 3:30 PM EDTSpecial Weather StatementALYHerkimer30 min
Apr 26, 3:40 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer46 min
Apr 26, 4:07 PM EDTSpecial Weather StatementALYHamilton23 min
Apr 26, 4:55 PM EDTTornado WarningALYHerkimer50 min
Apr 26, 5:13 PM EDTSpecial Weather StatementALYHamilton32 min
Apr 26, 5:17 PM EDTSevere Thunderstorm WarningALYHamilton43 min
Apr 26, 5:21 PM EDTSevere Thunderstorm WarningALYHamilton54 min
Apr 26, 6:13 PM EDTSevere Thunderstorm WarningALYHamilton, Warren62 min
Apr 26, 6:17 PM EDTRiver Flood WarningALYHerkimer4 days
Apr 26, 6:19 PM EDTSpecial Weather StatementALYHerkimer26 min
Apr 26, 6:59 PM EDTSpecial Weather StatementALYHamilton31 min

Nearby

Severe Thunderstorm Warnings in New York, 2011Every severe thunderstorm warning 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.