Alert archive / New York / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 21, NWS Binghamton, NY
NWS Binghamton, NY issued this severe thunderstorm warning at May 1, 1991, 5:08 PM EDT for Steuben County, New York. It was in force for 67 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 1, 1991, 5:08 PM EDT (21:08 UTC)
- Expired
- May 1, 1991, 6:15 PM EDT
- In force
- 67 min
- Issued by
- NWS Binghamton, NY
- Area
- Whole counties
County Steuben County, NY
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 1, 5:42 PM EDT | Thunderstorm Wind 0 | Steuben, NY |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.1 hours before the alert went out and 130 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1088 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 214 m²/s²
- 0-3 km storm-relative helicity
- 296 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBGM 012109 SVRBGM NYC101-012215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BINGHAMTON NY 508 PM EDT WED MAY 1 1991 THE NATIONAL WEATHER SERVICE IN BINGHAMTON NY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN CENTRAL NEW YORK ...STEUBEN COUNTY RADAR AND SKYWARN SPOTTERS INDICATED A SEVERE THUNDERSTORM WAS JUST ENTERING NORTHWEST STEUBEN COUNTY. THIS STORM PRODUCED VERY HIGH WINDS IN THE DANSVILLE AREA IN LIVINGSTON COUNTY...AND IT SHOULD BE IN THE VICINITY OF BATH BY 545 PM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. MORFORD
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
Special weather statement, May 1, 2:30 PM EDT, 2 hours 38 minutes before
NYZ003-006-011945- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BINGHAMTON NY 230 PM EDT WED MAY 1 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF WESTERN AND CENTRAL NEW YORK INCLUDING THE FOLLOWINGS COUNTIES...BROOME...CHENANGO ...CORTLAND...TIOGA...TOMPKINS...CHEMUNG...SCHUYLER...AND STEUBEN... UNTIL 700 PM EDT THIS EVENING... A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS CONTAINING DAMAGING WINDS AND LARGE HAIL ARE POSSIBLE WITHIN AND CLOSE TO THE WATCH AREA. IF SEVERE THUNDERSTORMS OCCUR...WARNINGS WILL BE ISSUED. ISOLATED LIGHT RAIN SHOWERS WERE OVER CENTRAL NEW YORK AND EASTERN LAKE ONTARIO. THE SHOWERS WERE FROM ABOUT 25 MILES WEST OF OSWEGO...TO THE EXTREME WESTERN ADIRONDACKS. THEY WERE MOVING NORTHEAST AT 35 MPH. IF YOU LIVE IN OR CLOSE TO THE WATCH AREA...PAY CLOSE ATTENTION TO NOAA WEATHER RADIO...OR LOCAL TV AND RADIO STATIONS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS. . MORFORD
Local storm report, May 1, 3:28 PM EDT, 1 hour 40 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SYRACUSE NY
325 PM EDT WED MAY 1 1991
...INVESTIGATION OF THE APRIL 30 1991 STORM...
AN INVESTIGATION TODAY BY THE NATIONAL WEATHER SERVICE OFFICE IN
SYRACUSE OF STORM DAMAGE TO A BARN IN THE TOWN OF SENNETT SHOWED THAT
IT WAS TORNADIC IN ORIGIN.
AT APPROXIMATELY 5:20 PM ON TUESDAY APRIL 30TH...A FUNNEL CLOUD WAS
SIGHTED JUST WEST OF CHERRY STREET AND NORTH OF FRANKLIN ROAD IN THE
TOWN OF SENNETT. THE FUNNEL UPROOTED ONE LARGE TREE ALONG THE SOUTHERN
EDGE OF A WOODED AREA BORDERED TO THE SOUTH BY A LARGE CORN FIELD. THIS
FUNNEL CROSSED CHERRY STREET AND LEFT POWER LINES WHICH RUN NORTH-SOUTH
ALONG CHERRY STREET UNTOUCHED. AFTER CROSSING CHERRY STREET THE FUNNEL
TOUCHED DOWN AND DEMOLISHED A 36 X 60 FOOT BARN ABOUT 100 YARDS TO THE
EAST OF CHERRY STREET. THIS BARN WAS BUILT IN 1911. A SMALL PATH OF
ROTTED CORN STALKS WERE NOTICED ALONG THE GROUND FROM JUST EAST OF
CHERRY STREET TO THE BARN. DEBRIS FROM THE BARN WAS MOST EVIDENT TO THE
WEST...SOUTH AND EAST OF THE BARN.
DAMAGE PATH LENGTH.....100 YARDS
WIDTH......25 YARDS
STRENGTH...F1 (73 TO 112 MPH)
DIRECTION OF MOVEMENT..EASTERLY
INJURIES...<............NONE
END/WALLINGFORDSpecial weather statement, May 1, 3:28 PM EDT, 1 hour 40 minutes before
NYZ003-006-012045- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BINGHAMTON NY 330 PM EDT WED MAY 1 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF WESTERN AND CENTRAL NEW YORK UNTIL 700 PM EDT THIS EVENING... ISOLATED SHOWERS AND THUNDERSTORMS WERE OVER A LARGE AREA OF NEW YORK. THEY STRETCHED FROM BETWEEN ROCHESTER AND BUFFALO...NORTHEAST ACROSS THE EASTERN HALF OF LAKE ONTARIO...TO THE CENTRAL ADIRONDACKS EAST OF OLD FORGE. THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT AROUND 50 MILES AN HOUR. A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS CONTAINING DAMAGING WINDS AND LARGE HAIL ARE POSSIBLE WITHIN AND CLOSE TO THE WATCH ARiEA. IF SEVERE THUNDERSTORMS OCCUR...WARNINGS WILL BE ISSUED. IF YOU LIVE IN THE WATCH AREA...LISTEN TO NOAA WEATHER RADIO...OR LOCAL TELEVISION AND RADIO STATIONS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS. . MORFORD
Special weather statement, May 1, 3:51 PM EDT, 1 hour 17 minutes before
PAZ007-012200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILKES-BARRE SCRANTON PA 350 PM EDT WED MAY 1 1991 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR SUSQUEHANNA COUNTY... THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER FOR MUCH OF WESTERN AND NORTHERN PENNSYLVANIA REMAINS IN EFFECT UNTIL 7 PM EDT. IN NORTHEASTERN PENNSYLVANIA...THE ONLY COUNTY AFFECTED AT THIS TIME IS SUSQUEHANNA. AT 345 PM EDT...NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF SHOWERS AND STRONG THUNDERSTORMS OVER WESTERN PENNSYLVANIA. THIS LINE EXTENDED FROM WEST OF BRADFORD TO JUST EAST OF PITTSBURGH. THIS ACTIVITY CONTINUED TO MOVE EASTWARD AT ABOUT 40 MPH. AT CURRENT RATE OF SPEED AND DIRECTION OF MOVEMENT...THUNDERSTORMS SHOULD BEGIN TO MOVE INTO NORTHEASTERN PENNSYLVANIA BETWEEN 6 PM AND 8 PM EDT. IF YOU LIVE IN SUSQUEHANNA COUNTY OR IN AREAS NEARBY...AND YOU SEE THREATENING WEATHER APPROACHING...SEEK SHELTER IMMEDIATELY. THE NEXT STATEMENT WHILL BE ISSUED BY 600 PM EDT...OR SOONER IF NEEDED. JUREWICZ/WSO WILKES-BARRE SCRANTON
Special weather statement, May 1, 4:02 PM EDT, 1 hour 6 minutes before
NYZ004-005-302330- SPECIAL WEATHER STATEMENT - THUNDERSTORMS NATIONAL WEATHER SERVICE SYRACUSE NY 400 PM EDT TUE APR 30 1991 ...SEVERE THUNDERSTORM WATCH UNTIL 7 PM EDT FOR CENTRAL NEW YORK... AT 400 PM EDT...WEATHER SERVICE RADAR SHOWED A LINE OF STRONG THUNDERSTORMS JUST TO THE WEST OF THE CITY OF ROCHESTER. THESE STORMS WERE MOVING TO THE NORTHEAST AT 50 MPH AND WILL LIKELY MOVE INTO THE SYRACUSE AREA BETWEEN 5 AND 6 PM. THESE STORMS HAVE ALREADY CAUSED SOME DAMAGE OVER THE WESTERN PART OF THE STATE WITH WINDS AS HIGH AS 85 MPH BEING REPORTED AT ABOUT 330 PM IN SOUTH WARSAW IN WYOMING COUNTY. AT 350 PM WINDS GUSTED TO 64 MPH IN ROCHESTER. THESE STORMS WILL LIKELY CONTAIN STRONG GUoSTY WINDS...HEAVY RAINS... DANGEROUS LIGHTNING AND POSSIBLE HAIL. PEOPLE ARE URGED TO SEEK SHELTER IF THREATENING WEATHER APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS. WALLINGFORD
Special weather statement, May 1, 5:05 PM EDT, 3 minutes before
PAZ007-008-010-016-012300 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILKES-BARRE SCRANTON PA 500 PM EDT WED MAY 1 1991 ...SEVERE THUNDERSTORM WATCH FOR ALL OF NORTHEASTERN PENNSYLVANIA... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN PENNSYLVANIA UNTIL 11 PM EDT. THIS WATCH INCLUDES THE FOLLOWING COUNTIES IN NORTHEASTERN PENNSYLVANIA ...COLUMBIA...LACKAWANNA...LUZERNE...SUSQUEHANNA...WAYNE...AND WYOMING. THE THREAT OF SEVERE THUNDERSTORMS WITH STRONG DAMAGING WINDS... LARGE HAIL...AND DANGEROUS LIGHTNING WILL EXIST IN AND CLOSE TO THE WATCH AREA UNTIL 11 PM EDT. AT 450 PM EDT...NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF SHOWERS AND EMBEDDED STRONG THUNDERSTORMS MOVING INTO THE CENTRAL MOUNTAINS OF THE STATE. THIS LINE EXTENDED FROM NEAR LOCK HAVEN TO SOUTH OF ALTOONA. THIS ACTIVITY WAS MOVING RAPIDLY EASTWARD AT 40 TO 50 MPH. AT CURRENT DIRECTION OF MOVEMENT AND RATE OF SPEED...THUNDERSTORMS MAY BEGIN TO MOVE INTO NORTHEASTERN PENNSYLVANIA BETWEEN 5 PM AND 7 PM EDT. IF YOU SEE THREATENING WEATHER APPROACHING...SEEK SHELTER AT ONCE. THE NEXT STATEMENT WILL BE ISSUED BY 7 PM EDT...OR SOONER IF NEEDED. JUREWICZ/WSO WILKES-BARRE SCRANTON
The office that day
Everything else NWS Binghamton, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 3:33 PM EDT | Severe Thunderstorm Warning | BGM | Livingston, Monroe | 57 min |
| May 1, 3:57 PM EDT | Severe Thunderstorm Warning | BGM | Ontario, Wayne, Yates | 63 min |
| May 1, 4:07 PM EDT | Severe Thunderstorm Warning | BGM | Steuben | 68 min |
| May 1, 4:21 PM EDT | Severe Thunderstorm Warning | BGM | Seneca | 54 min |
| May 1, 4:24 PM EDT | Severe Thunderstorm Warning | BGM | Chemung, Schuyler, Tompkins | 66 min |
| May 1, 4:32 PM EDT | Severe Thunderstorm Warning | BGM | Cortland, Tioga | 58 min |
| May 1, 5:24 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Cortland, Tioga | 66 min |
| May 1, 5:33 PM EDT | Severe Thunderstorm Warning | BGM | Chemung, Schuyler, Tompkins | 57 min |
| May 1, 6:21 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Chenango | 69 min |
| May 1, 6:46 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Otsego | 59 min |
Nearby
Severe Thunderstorm Warnings in New York, 1991Every severe thunderstorm warning in 1991
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.