Alert archive / New York / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 33, NWS Buffalo, NY

July 25, 1994Allegany County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 25, 1994, 3:54 PM EDT for Allegany County, New York. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jul 25, 1994, 3:54 PM EDT (19:54 UTC)
Expired
Jul 25, 1994, 5:00 PM EDT
In force
66 min
Issued by
NWS Buffalo, NY
Area
Whole counties

County Allegany County, NY

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 7.9 hours before the alert went out and 93 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, Buffalo Intl Airport, NY at 12:00Z on 1994-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 91 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 1994-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 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
91 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
1176 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBUF 251955 RRA
SVRBUF
NYC003-252100-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
354 PM EDT MON JUL 25 1994
 
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN  NEW YORK
 
   ...ALLEGANY COUNTY
 
A COUPLE OF VERY STRONG THUNDERSTORMS WERE DETECTED BY BUFFALO RADAR
OVER ALLEGANY COUNTY AT 350 PM. THEY WERE MOVING EAST AT 25 MPH.
 
BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT
LIGHTNING...STRONG DAMAGING WINDS AND LARGE HAIL.  LOCALLY HEAVY
RAIN MAY ALSO CAUSE DRAINAGE FLOODING.
 
SAGE

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.

In the hours before

Local storm report, Jul 25, 11:15 AM EDT, 4 hours 39 minutes before
PRELIMINARY STORM REPORT  ... UPDATED ...
NATIONAL WEATHER SERVICE BUFFALO
1115 AM EDT MON JUL 25 1994

...STORMS FROM SUN JULY 24TH AND MONDAY JULY 25TH

SUNDAY JULY 24TH
250 PM  LARGE TREE LIMB DOWN FROM THUNDERSTORM WINDS IN THE TOWN OF
        CARROLTON IN CATTARAUGUS COUNTY REPORTED BY POWER COMPANY.

MONDAY JULY 25TH
330 AM GOLF BALL SIZED HAIL AND LARGE TREE LIMBS DOWN WITHIN A SWATH
       150 FEET WIDE ON FERRIER ROAD IN EDEN NEW YORK REPORTED BY
       THE PUBLIC.

745 AM  DIME SIZE HAIL REPORTED BY HAM RADIO OPERATOR IN THE TOWN OF
        EDEN IN SOUTHERN ERIE COUNTY.

TAN/SFM
Local storm report, Jul 25, 3:30 PM EDT, 24 minutes before
PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO
330 PM EDT MON JUL 25 1994

...STORMS FROM MONDAY JULY 25TH

MONDAY JULY 25TH
215 PM  DIME SIZE HAIL TOWN OF OLCOTT IN NIAGARA COUNTY...REPORTED
        BY MARINE WEATHER SPOTTER.

220 PM  ONE INCH DIAMETER HAIL AND ESTIMATED 70MPH WINDS AT GOLDEN
        HILL STATE PARK ALONG LAKE ONTARIO SHORE OF NIAGARA COUNTY
        REPORTED BY PARK OFFICIAL.

315 PM  ONE INCH DIAMETER HAIL 3 MILES SOUTHWEST OF THE TOWN OF MINETTO
        OSWEGO COUNTY REPORTED BY COUNTY WARNING POINT.

330 PM  QUARTER SIZE HAIL ALONG RTE 40 BETWEEN FULTON AND MINETTO IN
        OSWEGO COUNTY.  HAIL COVERING THE GROUND AND TREE LIMBS REPORTED
        DOWNED BY THE HAIL.  REPORTED BY COUNTY WARNING POINT.

NIZIOL
Local storm report, Jul 25, 3:40 PM EDT, 14 minutes before
PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO
330 PM EDT MON JUL 25 1994

...STORMS FROM MONDAY JULY 25TH

MONDAY JULY 25TH
215 PM  DIME SIZE HAIL TOWN OF OLCOTT IN NIAGARA COUNTY...REPORTED
        BY MARINE WEATHER SPOTTER.

220 PM  ONE INCH DIAMETER HAIL AND ESTIMATED 70MPH WINDS AT GOLDEN
        HILL STATE PARK ALONG LAKE ONTARIO SHORE OF NIAGARA COUNTY
        REPORTED BY PARK OFFICIAL.

315 PM  ONE INCH DIAMETER HAIL 3 MILES SOUTHWEST OF THE TOWN OF MINETTO
        OSWEGO COUNTY REPORTED BY COUNTY WARNING POINT.

330 PM  QUARTER SIZE HAIL ALONG RTE 40 BETWEEN FULTON AND MINETTO IN
        OSWEGO COUNTY.  HAIL COVERING THE GROUND AND TREE LIMBS REPORTED
        DOWNED BY THE HAIL.  REPORTED BY COUNTY WARNING POINT.

NIZIOL
Special weather statement, Jul 25, 3:40 PM EDT, 14 minutes before
NYZ001>008-010>014-019>021-252100-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST...CORRECTION DATE
NATIONAL WEATHER SERVICE BUFFALO NY
340 PM EDT MON JUL 25 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL OF WESTERN NEW YORK
   EXCEPT FOR CHAUTAUQUA AND JEFFERSON COUNTIES UNTIL 900PM EDT...

AT 330 PM...THUNDERSTORMS WITH VERY HEAVY DOWNPOURS...STRONG WINDS AND
HAIL WERE OVER LAKE ONTARIO 5 TO 10 MILES OFFSHORE FROM ORLEANS AND
MONROE COUNTY. OTHER SHOWERS AND SCATTERED THUNDERSTORMS WERE OVER
NORTH CENTRAL PENNSYLVANIA EAST OF BRADFORD AND OVER ONTARIO CANADA
NORTH OF LONDON. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT
30 MILES AN HOUR.

PARTLY SUNNY SKIES WITH SCATTERED SHOWERS AND THUNDERSTORMS ARE
EXPECTED ACROSS MUCH OF THE REGION WITH TEMPERATURES RANGING FROM THE
MID 70S TO LOW 80S THROUGH THE AFTERNOON.

PACE
Special weather statement, Jul 25, 3:44 PM EDT, 10 minutes before
NYZ001>008-010>014-019>021-252100-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BUFFALO NY
340 PM EDT SUN JUL 24 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL OF WESTERN NEW YORK
   EXCEPT FOR CHAUTAUQUA AND JEFFERSON COUNTIES UNTIL 900PM EDT...

AT 330 PM...THUNDERSTORMS WITH VERY HEAVY DOWNPOURS...STRONG WINDS AND
HAIL WERE OVER LAKE ONTARIO 5 TO 10 MILES OFFSHORE FROM ORLEANS AND
MONROE COUNTY. OTHER SHOWERS AND SCATTERED THUNDERSTORMS WERE OVER
NORTH CENTRAL PENNSYLVANIA EAST OF BRADFORD AND OVER ONTARIO CANADA
NORTH OF LONDON. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT
30 MILES AN HOUR.

PARTLY SUNNY SKIES WITH SCATTERED SHOWERS AND THUNDERSTORMS ARE
EXPECTED ACROSS MUCH OF THE REGION WITH TEMPERATURES RANGING FROM THE
MID 70S TO LOW 80S THROUGH THE AFTERNOON.

PACE
Special weather statement, Jul 25, 3:45 PM EDT, 9 minutes before
NYZ001>008-010>014-019>021-252100-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST...CORRECTION DATE
NATIONAL WEATHER SERVICE BUFFALO NY
340 PM EDT MON JUL 25 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL OF WESTERN NEW YORK
   EXCEPT FOR CHAUTAUQUA AND JEFFERSON COUNTIES UNTIL 900PM EDT...

AT 330 PM...THUNDERSTORMS WITH VERY HEAVY DOWNPOURS...STRONG WINDS AND
HAIL WERE OVER LAKE ONTARIO 5 TO 10 MILES OFFSHORE FROM ORLEANS AND
MONROE COUNTY. OTHER SHOWERS AND SCATTERED THUNDERSTORMS WERE OVER
NORTH CENTRAL PENNSYLVANIA EAST OF BRADFORD AND OVER ONTARIO CANADA
NORTH OF LONDON. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT
30 MILES AN HOUR.

PARTLY SUNNY SKIES WITH SCATTERED SHOWERS AND THUNDERSTORMS ARE
EXPECTED ACROSS MUCH OF THE REGION WITH TEMPERATURES RANGING FROM THE
MID 70S TO LOW 80S THROUGH THE AFTERNOON.

PACE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 3:22 AM EDTSevere Thunderstorm WarningBUFErie68 min
Jul 25, 7:26 AM EDTSevere Thunderstorm WarningBUFErie64 min
Jul 25, 1:28 PM EDTSevere Thunderstorm WarningBUFNiagara62 min
Jul 25, 2:27 PM EDTFlash Flood WarningBUFOrleans63 min
Jul 25, 2:27 PM EDTSevere Thunderstorm WarningBUFOrleans63 min
Jul 25, 2:34 PM EDTSevere Thunderstorm WarningBUFCayuga56 min
Jul 25, 2:43 PM EDTSevere Thunderstorm WarningBUFCayuga47 min

Nearby

Severe Thunderstorm Warnings in New York, 1994Every severe thunderstorm warning in 1994

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.