Alert archive / New York / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 39, NWS Albany, NY

May 24, 2004Herkimer County, New York

NWS Albany, NY issued this severe thunderstorm warning at May 24, 2004, 3:47 PM EDT for Herkimer County, New York. It was in force for 28 min. 14 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: May 24, 2004, 3:47 PM EDT (19:47 UTC)
Expired: May 24, 2004, 4:15 PM EDT
In force: 28 min
Issued by: NWS Albany, NY
Area: Counties, with a storm outline in the text

County Herkimer County, NY

The radar

The Albany radar (KENX), 93 km from the middle of the area, began a volume at 19:50 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
May 24, 4:00 PM EDT	HAIL 1.75	Frankfort, NY
May 24, 4:00 PM EDT	HAIL 1.75	Frankfort, NY
May 24, 4:00 PM EDT	HAIL 1.75	Frankfort, NY
May 24, 4:00 PM EDT	HAIL 1.75	Frankfort, NY
May 24, 4:00 PM EDT	HAIL 1.75	North Ilion, NY
May 24, 4:00 PM EDT	HAIL 1.75	North Ilion, NY
May 24, 4:02 PM EDT	HAIL 0.88	Herkimer, NY
May 24, 4:02 PM EDT	HAIL 0.88	Herkimer, NY
May 24, 4:05 PM EDT	HAIL 1	South Ilion, NY
May 24, 4:05 PM EDT	HAIL 1	South Ilion, NY
May 24, 4:17 PM EDT	TSTM WND DMG	Herkimer, NY	TREES DOWN.
May 24, 4:17 PM EDT	TSTM WND DMG	Herkimer, NY	TREES DOWN.
May 24, 4:17 PM EDT	HAIL 0.88	Frankfort, NY	HAIL COVERED GROUND.
May 24, 4:17 PM EDT	HAIL 0.88	Frankfort, NY	HAIL COVERED GROUND.

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

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 4 storm reports to this severe thunderstorm warning; the first came 13 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 7.8 hours before the alert went out and 299 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: 20 J/kg
Mixed-layer CIN: -121 J/kg
Mixed-layer LCL: 867 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: -59 m²/s²
0-3 km storm-relative helicity: -30 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.

205 
WUUS51 KALY 241947
SVRALY
NYC043-242015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
347 PM EDT MON MAY 24 2004

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HERKIMER COUNTY IN EASTERN NEW YORK
  THIS INCLUDES THE CITIES OF...LITTLE FALLS...ILION...HERKIMER

* UNTIL 415 PM EDT

* AT 345 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  FRANKFORT...OR ABOUT OVER ILION...AND MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ILION AND MOHAWK BY 355 PM EDT
  HERKIMER BY 400 PM EDT
  LITTLE FALLS BY 410 PM EDT
  DOLGEVILLE BY 415 PM EDT

LAT...LON 4306 7527 4289 7521 4298 7464 4320 7472

$$

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 May 24, 2:05 PM EDT, 1 hour 42 minutes earlier.

Area forecast discussion, May 24, 2:05 PM EDT, 1 hour 42 minutes before

AREA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE ALBANY NY
205 PM EDT MON MAY 24 2004

.DISC...ROUNDS OF THUNDERSTORMS KEEP COMING. ALY COUNTY WARNING AREA
IN SLIGHT RISK WITH SPC DAY 1 (12Z/24TH-12Z/25TH). DAY 2
(12/25TH-12Z/26TH) GENERAL OUTLOOK WITH SLIGHT RISK JUST TO OUR
WEST. DAY 3 (12Z/26TH-12Z/27TH) SLIGHT RISK MOST OF AREA. ATMOSPHERE
CONTINUES TO BE MOIST AND VOLATILE.

MODEL DIFFERENCES ARE HANDLING THE DEVELOPMENT OF IMPULSES AND THEIR
INTERACTION WITH FRONTAL ZONE. WILL FAVOR THE SLIGHTLY STRONGER GFS
WITH SURFACE WAVE EXPECTED TO LIFT TOWARD UPPER MID WEST OVERNIGHT
AND TUESDAY MORNING GIVEN THE STRONGER INITIALIZATION OF ASSOCIATED
SHORT WAVE OVER THE CENTRAL HIGH PLAINS.

THIS AFTERNOON/EVENING...ANOTHER ROUND OF THUNDERSTORMS...SEVERE
POSSIBLE. WILL BE IN WARM SECTOR AS WARM FRONT FINALLY MOVING TO
NORTH. THE MAIN UPPER TROUGH...SURFACE LOW AND COLD/OCCLUDED FRONT
WILL MOVE ACROSS NEW YORK INTO NEW ENGLAND. MID LEVEL FLOW STRONG
WITH 50-60 KT. PRIMARILY THREAT DAMAGING WIND THREAT. ALSO...STEEP
LAPSE RATES WILL ALSO FAVOR A HAIL THREAT. MAY NEED REST OF TODAY OR
THROUGH EARLY THIS EVENING PERIOD TO HANDLE CONVECTION.

LATE TONIGHT AND TUESDAY...AFTER FRONT MOVES THROUGH AND CONVECTION
MOVES OFF WITH IT WEAK RIDGING BUILDS IN BRIEFLY.

TUESDAY NIGHT INTO WEDNESDAY...FRONTAL BOUNDARY WHICH WILL PASS
THROUGH TONIGHT WITH STALL TO OUR SOUTH THEN RETURN NORTH AS A WARM
FRONT TUESDAY NIGHT. MAIN LOW WILL MOVE ACROSS EASTERN CANADA.
HOWEVER...ENERGY/LOW EJECTS FROM SOUTHERN PLAINS SYSTEM AND MOVE
ACROSS OHIO VALLEY TRIGGERING MORE CONVECTION BEST CHANCES WILL BE
WEDNESDAY MORNING.

LONG TERM...FOLLOWED HPC GUIDANCE.

.AVIATION...VFR TO MVFR CONDITIONS EARLY THIS AFTERNOON IMPROVING AT
ALL VFR. MVFR WILL OCCUR WITH CONVECTION WITH POSSIBLE IFR LATE THIS
AFTERNOON AND EVENING. ONCE CONVECTION MOVES OUT MVFR WITH FOG AND
SCT STRATUS EXPECTED.

.HYDROLOGY...VERY HEAVY RAINS ASSOCIATED WITH CONVECTION AND ALREADY
WET CONDITIONS HAS PRODUCED SOME FLOODING ACROSS AREA. SEE FLOOD
STATEMENTS (FLSALY) FOR DETAILS ON MOHAWK...MATTAWEE AND SACANDAGA
RIVERS. MORE HEAVY RAINS WITH CONVECTION LATER TODAY BUT STORMS
SHOULD MOVE QUICKLY ENOUGH.

.ALY...SEVERE THUNDERSTORM WATCH UNTIL 4 PM EDT TODAY...
NYZ040-041-043-047>054-058>061-063>066-084-MAZ001-025-CTZ001-013-
VTZ001-013.

Hazardous weather outlook, May 24, 5:06 AM EDT, 10 hours 41 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ALBANY NY
506 AM EDT MON MAY 24 2004

CTZ001-013-MAZ001-025-NYZ032-033-038>043-047>054-058>061-063>066-
082>084-VTZ013>015-251100-

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN NEW YORK AND WESTERN
NEW ENGLAND.

.DAY ONE...TODAY
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TODAY.  AN ADDITIONAL
CONCERN IS FLASH FLOODING.  BECAUSE SOME AREAS FROM THE MOHAWK VALLEY
NORTHWARD INTO THE ADIRONDACKS AND EAST TO LAKE GEORGE HAD HEAVY
RAINFALL SUNDAY NIGHT...THESE AREAS HAVE THE GREATEST THREAT OF FLASH
FLOODING TODAY.

.DAYS TWO THOUGH SEVEN...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED TODAY.

STAY TUNED TO NOAA WEATHER RADIO...THE VOICE OF THE NATIONAL WEATHER
SERVICE...FOR FURTHER DETAILS OR UPDATES.

FOR ADDITIONAL WEATHER INFORMATION AND MORE DETAIL...VISIT US ON THE
WEB AT WWW.WEATHER.GOV. FROM THERE YOU CAN CLICK ON THE AREA
YOU ARE INTERESTED IN...AND VISIT THE LOCAL FORECAST OFFICE IN THAT
AREA.

In the hours before

Local storm report, May 24, 1:36 PM EDT, 2 hours 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ALBANY NY
136 PM EDT MON MAY 24 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

1230 PM     HAIL             FISHKILL                41.53N 73.89W
05/24/2004  0.75 INCH        DUTCHESS           NY   TRAINED SPOTTER

1214 PM     TSTM WND DMG     LIVINGSTON              42.14N 73.76W
05/24/2004                   COLUMBIA           NY   TRAINED SPOTTER

            LARGE TREE LIMBS DOWN

1144 AM     HAIL             LAKE HILL               42.07N 74.19W
05/24/2004  0.75 INCH        ULSTER             NY   COUNTY OFFICIAL

1110 AM     HAIL             BERNE                   42.63N 74.13W
05/24/2004  0.75 INCH        ALBANY             NY   TRAINED SPOTTER

&&

VTK

Local storm report, May 24, 1:46 PM EDT, 2 hours 1 minute before

NEW YORK STATEWIDE POLICE INFORMATION NETWORK
TROOP B
0145PM     MON MAY 24 2004
#1 0000001 000
BHSO WLSR QTRF QHQT APTS WAPT
00418    FILE 28   HAMILTON CO SHERIFFS NY0200000            MAY 24-04
TO       NATIONAL WEATHER SERVICE
         ATTENTION SEMO DUTY OFFICER

                               ROAD FLOODING

COUNTY(S) AFFECTED: HAMILTON

CHECK ONE OR MORE AS APPROPRIATE:
(X) - ROAD FLOODING
(X) - ROADSIDE CULVERTS FLOODING
( ) - STORM SEWERS BACKING UP CAUSING LOCAL URBAN FLOODING
( ) - WATER COLLECTING IN LOW LYING UNDERPASSES
( ) - OTHER
LOCATION: RT 10
DATE AND TIME CONDITION STARTED: 052404 1130 AM
NEAREST TOWN/CITY: TOWN OF ARIETTA
REMARKS: RT 10 CLOSED BY NYSDOT APPROX. TWO WEEKS

AUTH PHONE #: 518 548-3113

AUTH SHERIFF DOUGLAS A PARKER                       MORAN 1:43 PM

OPER - MORAN,DANIEL E                 1344

Local storm report, May 24, 2:30 PM EDT, 1 hour 17 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ALBANY NY
230 PM EDT MON MAY 24 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

1130 AM     TSTM WND DMG     ASHLAND                 42.30N 74.33W
05/24/2004                   GREENE             NY   DEPT OF HIGHWAYS

            TREES DOWN ON ROAD

&&

VTK

Local storm report, May 24, 3:06 PM EDT, 41 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ALBANY NY
306 PM EDT MON MAY 24 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

1100 AM     TSTM WND DMG     MIDDLEBURGH             42.60N 74.33W
05/24/2004                   SCHOHARIE          NY   DEPT OF HIGHWAYS

            TREES DOWN

&&

VTK

The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 10:31 PM EDT	Severe Thunderstorm Warning	ALY	Herkimer	59 min
May 23, 10:50 PM EDT	Tornado Warning	ALY	Herkimer	25 min
May 23, 11:04 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton	56 min
May 23, 11:17 PM EDT	Tornado Warning	ALY	Fulton	28 min
May 23, 11:55 PM EDT	Severe Thunderstorm Warning	ALY	Herkimer	65 min
May 24, 12:24 AM EDT	Severe Thunderstorm Warning	ALY	Montgomery	51 min
May 24, 2:48 AM EDT	Flash Flood Warning	ALY	Herkimer	6 hr
May 24, 3:30 AM EDT	Flash Flood Warning	ALY	Hamilton	6 hr
May 24, 4:58 AM EDT	Flash Flood Warning	ALY	Warren	6 hr
May 24, 5:36 AM EDT	Severe Thunderstorm Warning	ALY	Schenectady	39 min
May 24, 6:13 AM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	32 min
May 24, 8:45 AM EDT	Flash Flood Warning	ALY	Hamilton, Herkimer, Warren	11 hr
May 24, 10:31 AM EDT	Severe Thunderstorm Warning	ALY	Schoharie	59 min
May 24, 10:56 AM EDT	Severe Thunderstorm Warning	ALY	Albany, Greene, Schenectady, Schoharie, Ulster	64 min
May 24, 11:58 AM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess, Ulster	62 min
May 24, 4:09 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	66 min
May 24, 4:13 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer, Montgomery	62 min
May 24, 4:18 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Schoharie	57 min
May 24, 4:29 PM EDT	Severe Thunderstorm Warning	ALY	Ulster	61 min
May 24, 4:37 PM EDT	Tornado Warning	ALY	Fulton	23 min
May 24, 5:04 PM EDT	Severe Thunderstorm Warning	ALY	Albany	56 min
May 24, 5:10 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	65 min
May 24, 5:13 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	62 min
May 24, 5:15 PM EDT	Severe Thunderstorm Warning	ALY	Columbia	60 min
May 24, 5:26 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga	49 min
May 24, 5:34 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	56 min
May 24, 5:45 PM EDT	Severe Thunderstorm Warning	ALY	Ulster	60 min
May 24, 5:54 PM EDT	Severe Thunderstorm Warning	ALY	Schoharie	66 min
May 24, 5:58 PM EDT	Severe Thunderstorm Warning	ALY	Warren	62 min
May 24, 6:03 PM EDT	Severe Thunderstorm Warning	ALY	Albany	57 min
May 24, 6:08 PM EDT	Severe Thunderstorm Warning	ALY	Montgomery, Schenectady	52 min
May 24, 6:11 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga, Washington	64 min
May 24, 6:22 PM EDT	Severe Thunderstorm Warning	ALY	Greene	53 min
May 24, 6:39 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	66 min
May 24, 6:44 PM EDT	Tornado Warning	ALY	Rensselaer	46 min
May 24, 6:58 PM EDT	Severe Thunderstorm Warning	ALY	Schoharie	62 min
May 24, 7:16 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Greene	59 min
May 24, 7:30 PM EDT	Flash Flood Warning	ALY	Saratoga, Washington	105 min
May 24, 7:40 PM EDT	Severe Thunderstorm Warning	ALY	Washington	65 min

Nearby

Severe Thunderstorm Warnings in New York, 2004 Every severe thunderstorm warning in 2004

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.