thunderstorms turn severe on 18 APRIL 2004 in Finger Lakes region of NY

NWS SUMMARY

SEVERE THUNDERSTORM WATCH

WWUS81 KBGM 181606 SPSBGM SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BINGHAMTON NY 1201 PM EDT SUN APR 18 2004 NYZ009-015>018-023-025-036-037-044>046-182000- CHENANGO NY-CORTLAND NY-MADISON NY-NORTHERN ONEIDA NY-ONONDAGA NY- OTSEGO NY-SCHUYLER NY-SENECA NY-SOUTHERN CAYUGA NY- SOUTHERN ONEIDA NY-TOMPKINS NY-YATES NY- 1201 PM EDT SUN APR 18 2004 ..A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR PORTIONS OF CENTRAL NEW YORK THROUGH 4 PM... THE SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES... YATES... SCHUYLER... TOMPKINS... SENECA... CAYUGA... ONONDAGA... CORTLAND... MADISON... ONEIDA... CHENANGO... AND OTSEGO. A LINE OF STRONG TO SEVERE THUNDERSTORMS WILL CROSS THE WATCH AREA THIS AFTERNOON. THE STORMS WILL REACH THE FINGER LAKES AREA BETWEEN 1 AND 2 PM... THE WESTERN MOHAWK VALLEY BETWEEN 2 AND 3 PM... AND THE WESTERN CATSKILL MOUNTAINS AROUND 3 PM. WIND GUSTS WITH THE STRONGEST STORMS COULD REACH 60 MPH... AND LARGE HAIL IS ALSO POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL MEDIA OUTLETS FOR FURTHER DETAILS OR UPDATES FROM THE NATIONAL WEATHER SERVICE...OR VISIT OUR INTERNET WEB SITE AT WEATHER.GOV. $$ MSE

TORNADO WARNING (Cayuga County, NY)

WFUS51 KBGM 181740 TORBGM NYC011-181830- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BINGHAMTON NY 140 PM EDT SUN APR 18 2004 THE NATIONAL WEATHER SERVICE HAS ISSUED A * TORNADO WARNING FOR... CAYUGA COUNTY IN CENTRAL NEW YORK * UNTIL 230 PM EDT. * AT 136 PM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH A DEVELOPING TORNADO NEAR SCIPIO CENTER...OR 11 MILES SOUTH OF AUBURN...MOVING SOUTHEAST AT 40 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... CASCADE AND MORAVIA AT 145 PM. MONTVILLE AND KELLOGGSVILLE AT 150 PM. FOR YOUR PROTECTION FROM THE DAMAGING WINDS OF A TORNADO...GO TO A BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. $$ LAT...LON 4294 7668 4277 7678 4266 7638 4281 7632 MSE
SEVERE THUNDERSTORM WARNING

WUUS51 KBGM 181834 SVRBGM NYC017-181915- BULLETIN _ EAS ACTIVATION REQUIRED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BINGHAMTON NY 233 PM EDT SUN APR 18 2004 THE NATIONAL WEATHER SERVICE IN BINGHAMTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CHENANGO COUNTY IN CENTRAL NEW YORK * UNTIL 315 PM EDT * AT 231 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 6 MILES NORTHWEST OF LINCKLAEN TO 8 MILES WEST OF GERMAN...MOVING EAST AT 45 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... SOUTH OTSELIC AND PHARSALIA AT 240 PM EDT TYNER AND SOUTH PLYMOUTH AT 250 PM EDT SHERBURNE AND POLKVILLE AT 255 PM EDT LATHAMS CORNERS AND HOLMESVILLE AT 305 PM EDT THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND VERY HEAVY RAIN. PEOPLE OUTSIDE SHOULD MOVE TO A SUBSTANTIAL SHELTER NOW. $$ LAT...LON 4273 7589 4242 7593 4240 7541 4272 7531
SEVERE THUNDERSTORM WARNING EXTENDED

WWUS51 KBGM 181852 SVSBGM NYC017-181915- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BINGHAMTON NY 252 PM EDT SUN APR 18 2004 ..A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 315 PM EDT FOR CHENANGO COUNTY IN CENTRAL NEW YORK AT 251 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 8 MILES NORTHWEST OF EARLVILLE TO GREENE...OR FROM 5 MILES WEST OF HAMILTON TO 16 MILES SOUTHEAST OF MARATHON....MOVING EAST AT 40 MPH. THE LINE OF SEVERE THUNDERSTORMS WILL BE NEAR... TYNER AND SOUTH PLYMOUTH AT 255 PM. SOUTH OXFORD AND SHERBURNE AT 300 PM. GUILFORD AND AFTON AT 305 PM. ROCKDALE AND LATHAMS CORNERS AT 310 PM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. $$ LAT...LON 4282 7568 4268 7562 4261 7559 4246 7572 4227 7581 4221 7544 4233 7542 4246 7540 4262 7535 4282 7540
PRELIMINARY LOCAL STORM REPORTS

NWUS51 KBGM 190114 LSRBGM PRELIMINARY LOCAL STORM REPORT ... CORRECTION NATIONAL WEATHER SERVICE BINGHAMTON NY 913 PM EDT SUN APR 18 2004 .TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... .DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE.... ..REMARKS.. 0320 PM TSTM WND GST UNADILLA 42.33N 75.32W 04/18/2004 60 MPH OTSEGO NY TRAINED SPOTTER TREES DOWN 0320 PM TSTM WND DMG MORRIS 42.55N 75.25W 04/18/2004 OTSEGO NY LAW ENFORCEMENT TREES AND WIRES DOWN 0255 PM TSTM WND DMG SHERBURNE 42.68N 75.50W 04/18/2004 CHENANGO NY LAW ENFORCEMENT WIRES DOWN AND PEA SIZE HAIL 0250 PM HAIL GREENE 42.33N 75.77W 04/18/2004 0.88 INCH CHENANGO NY LAW ENFORCEMENT ALSO WIRES DOWN 0235 PM HAIL CINCINNATUS 42.53N 75.88W 04/18/2004 0.75 INCH CORTLAND NY LAW ENFORCEMENT 0235 PM TSTM WND DMG CINCINNATUS 42.53N 75.88W 04/18/2004 CORTLAND NY LAW ENFORCEMENT WIND KNOCKED DOWN LIGHT POLE 0215 PM TSTM WND DMG 2 E MONTOUR FALLS 42.35N 76.81W 04/18/2004 SCHUYLER NY LAW ENFORCEMENT TREES AND WIRES DOWN. SCATTERED POWER OUTAGES. 0150 PM TSTM WND DMG CAYUGA HEIGHTS 42.47N 76.49W 04/18/2004 TOMPKINS NY LAW ENFORCEMENT TREES ON WIRES 0145 PM TSTM WND DMG VENICE CENTER 42.73N 76.55W 04/18/2004 CAYUGA NY NEWSPAPER NUMEROUS TREES DOWN AND UPROOTED, SILO BLOWN INTO A BARN. 0145 PM TSTM WND DMG MORAVIA 42.71N 76.42W 04/18/2004 CAYUGA NY LAW ENFORCEMENT TREES AND WIRES DOWN 0145 PM TSTM WND DMG SCIPIO CENTER 42.78N 76.53W 04/18/2004 CAYUGA NY LAW ENFORCEMENT TREES AND WIRES DOWN 0140 PM TSTM WND DMG LEDYARD 42.70N 76.62W 04/18/2004 CAYUGA NY LAW ENFORCEMENT NUMEROUS TREES AND WIRES DOWN. ROOF BLOWN OFF HOUSE IN POPLAR RIDGE. 0125 PM TSTM WND DMG MAC DOUGALL 42.80N 76.87W 04/18/2004 SENECA NY LAW ENFORCEMENT POLES DOWN 0125 PM HAIL BATH 42.34N 77.32W 04/18/2004 0.88 INCH STEUBEN NY EMERGENCY MNGR 0125 PM TSTM WND DMG SENECA FALLS 42.91N 76.80W 04/18/2004 SENECA NY LAW ENFORCEMENT WIRES DOWN TREE AND 3 POLES DAMAGED 0124 PM TSTM WND DMG OVID 42.68N 76.82W 04/18/2004 SENECA NY LAW ENFORCEMENT TREES DOWN 0120 PM TSTM WND DMG FAYETTE 42.82N 76.80W 04/18/2004 SENECA NY LAW ENFORCEMENT TREE UPROOTED ON WIRES IN TEALL BEACH SHED BLOWN ON TO TRUCK 0120 PM TSTM WND DMG ROMULUS 42.75N 76.83W 04/18/2004 SENECA NY LAW ENFORCEMENT RADIO TOWER BENT ON TO BUILDING 0118 PM HAIL AVOCA 42.41N 77.42W 04/18/2004 0.25 INCH STEUBEN NY TRAINED SPOTTER 1248 PM HAIL DANSVILLE 42.56N 77.70W 04/18/2004 1.75 INCH LIVINGSTON NY TRAINED SPOTTER && $$ NICOSIA ---------------------------------------------------------------------- NWUS51 KBUF 190845 LSRBUF PRELIMINARY LOCAL STORM REPORT ... SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 444 AM EDT MON APR 19 2004 ..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE.... ..REMARKS.. 0120 PM TSTM WND DMG RUSHFORD 42.39N 78.25W 04/18/2004 ALLEGANY NY COUNTY OFFICIAL TREE DOWN ON WIRES 0115 PM TSTM WND DMG SENECA CASTLE 42.89N 77.10W 04/18/2004 ONTARIO NY COUNTY OFFICIAL NUMEROUS UTILITY POLES DOWN. 1255 PM TSTM WND DMG SENECA CASTLE 42.89N 77.10W 04/18/2004 ONTARIO NY LAW ENFORCEMENT TREES AND POLES DOWN 1255 PM HAIL DANSVILLE 42.56N 77.70W 04/18/2004 0.75 INCH LIVINGSTON NY LAW ENFORCEMENT 1240 PM HAIL PALMYRA 43.06N 77.23W 04/18/2004 0.75 INCH WAYNE NY TRAINED SPOTTER 1240 PM HAIL 5 S CANANDAIGUA 42.82N 77.28W 04/18/2004 0.25 INCH ONTARIO NY TRAINED SPOTTER 1240 PM HAIL SENECA CASTLE 42.89N 77.10W 04/18/2004 0.75 INCH ONTARIO NY LAW ENFORCEMENT 0.75 INCH 1238 PM HAIL MOUNT MORRIS 42.72N 77.88W 04/18/2004 0.75 INCH LIVINGSTON NY TRAINED SPOTTER 1230 PM HAIL FAIRPORT 43.10N 77.44W 04/18/2004 0.88 INCH MONROE NY TRAINED SPOTTER 1215 PM HAIL GREECE 43.21N 77.70W 04/18/2004 0.75 INCH MONROE NY TRAINED SPOTTER 1215 PM HAIL CALEDONIA 42.98N 77.86W 04/18/2004 0.75 INCH LIVINGSTON NY LAW ENFORCEMENT 1205 PM HAIL SPENCERPORT 43.19N 77.81W 04/18/2004 0.88 INCH MONROE NY LAW ENFORCEMENT 1155 AM HAIL NORTH JAVA 42.68N 78.34W 04/18/2004 1.00 INCH WYOMING NY TRAINED SPOTTER 1152 AM HAIL S ATTICA 42.87N 78.28W 04/18/2004 0.75 INCH WYOMING NY TRAINED SPOTTER 1148 AM HAIL BATAVIA 43.00N 78.18W 04/18/2004 0.75 INCH GENESEE NY PUBLIC 1130 AM TSTM WND DMG DARIEN 42.90N 78.37W 04/18/2004 GENESEE NY NWS STORM SURVEY NUMEROUS TREES DOWN. ESTIMATED WIND GUSTS TO 90 MPH. 1120 AM TSTM WND DMG ALDEN 42.90N 78.49W 04/18/2004 ERIE NY NWS STORM SURVEY NUMEROUS TREES DOWN. ROOF BLOWN OFF SUN ROOM. ESTIMATED GUSTS TO 90 MPH. 1114 AM HAIL AMHERST 43.03N 78.72W 04/18/2004 0.88 INCH ERIE NY TRAINED SPOTTER 1105 AM TSTM WND DMG AMHERST 43.03N 78.72W 04/18/2004 ERIE NY TRAINED SPOTTER TREES BLOWN DOWN AND STRUCTURAL DAMAGE 1103 AM TSTM WND GST BUFFALO 42.89N 78.86W 04/18/2004 63 MPH ERIE NY TRAINED SPOTTER 1100 AM TSTM WND DMG NIAGARA FALLS 43.09N 79.02W 04/18/2004 NIAGARA NY AMATEUR RADIO TREES DOWN 1100 AM HAIL NIAGARA FALLS 43.09N 79.02W 04/18/2004 0.75 INCH NIAGARA NY PUBLIC 1057 AM TSTM WND GST NIAGARA FALLS 43.09N 79.02W 04/18/2004 86 MPH NIAGARA NY OFFICIAL NWS OBS 1055 AM HAIL NIAGARA FALLS 43.09N 79.02W 04/18/2004 0.88 INCH NIAGARA NY OTHER FEDERAL && $$ LEVAN
PUBLIC INFORMATION STATEMENTS

NOUS41 KBUF 182137 RRA PNSBUF PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 540 PM EDT SUN APR 18 2004 ...WIDESPREAD WIND DAMAGE ACROSS WESTERN NEW YORK... A LINE OF SEVERE THUNDERSTORMS DEVELOPED AHEAD OF A WARM FRONT AS IT CROSSED WESTERN AND CENTRAL NEW YORK EARLIER TODAY. A LARGE CLUSTER OF THUNDERSTORMS WHICH MOVED FROM MICHIGAN ACROSS SOUTHERN ONTARIO EARLY THIS MORNING REDEVELOPED SOUTHWARD ACROSS THE NIAGARA PENINSULA AROUND 10 AM AND CROSSED INTO THE NIAGARA FALLS AND BUFFALO AREAS AROUND 11 AM. STRAIGHT LINE WINDS WERE CLOCKED AT 86 MPH AT THE NIAGARA FALLS AIRPORT AND 53 MPH AT THE BUFFALO AIRPORT ABOUT 20 MINUTES LATER. NUMEROUS REPORTS WERE RECEIVED OF DOWNED TREES AND WIRES...AND A "SHELF" TYPE ROLL CLOUD WAS OBSERVED AS THE STORM APPROACHED...WITH SKIES DARKENING SO FAST THAT STREET LIGHTS TURNED ON. THE STORM RACED ACROSS WESTERN NEW YORK THROUGH THE MIDDAY HOUR AND EVENTUALLY MOVED INTO CENTRAL NEW YORK AFTER 1 PM. AGAIN...WINDS WERE ESTIMATED AT 80 TO 90 MPH IN THE HIGHEST GUSTS WITH WIND DAMAGE OBSERVED IN A SWATH WHICH EXTENDED FROM SOUTHERN NIAGARA COUNTY AND BUFFALO'S NORTHERN SUBURBS...EAST ACROSS GENESEE...WYOMING... LIVINGSTON AND ONTARIO COUNTIES. LARGE HAIL WAS ALSO REPORTED ACROSS MONROE AND WAYNE COUNTIES. PRELIMINARY INVESTIGATIONS FROM NATIONAL WEATHER SERVICE METEOROLOGISTS AND ANALYSIS OF RADAR SIGNATURES INDICATE THAT THE DAMAGE WAS CAUSED BY "STRAIGHT LINE" WINDS...ALSO KNOWN AS A "DERECHO". THESE TYPE SYSTEMS AFFECT MUCH LARGER AREAS THAN ISOLATED TORNADOES. $$ MCLAUGHLIN
* * * TORNADO CONFIRMED * * *

NOUS41 KBGM 192140 PNSBGM PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE BINGHAMTON NY 540 PM EDT MON APR 19 2004 ...NATIONAL WEATHER SERVICE STORM SURVEY TEAM FINDS EVIDENCE OF A SMALL TORNADO IN SOUTHERN CAYUGA COUNTY... A SMALL TORNADO, RATED AS AN F0 ON THE FUJITA SCALE OF TORNADO INTENSITY, TOUCHED DOWN BRIEFLY IN THE SOUTHEAST PART OF THE TOWN OF SCIPIO [map] IN SOUTHERN CAYUGA COUNTY NEAR MATHERS ROAD. THE TORNADO OCCURRED AT 143 PM EDT SUNDAY EVENING, THE 18TH AND LASTED FOR ONLY 5 MINUTES OR SO. THE TORNADO TRACKED EAST SOUTHEAST TOWARD THE SOUTHERN END OF OWASCO LAKE AND THEN LIFTED BY THE TIME IT REACHED THE LAKE. THE TORNADO/S PATH LENGTH WAS ABOUT ONE HALF MILE AND ITS WIDTH WAS ABOUT 75 YARDS. MAXIMUM WINDS WITH THIS TORNADO WERE ESTIMATED TO BE ABOUT 70 MPH. THE TORNADO KNOCKED DOWN OR UPROOTED MANY TREES ALONG ITS PATH. THERE WAS ALSO MINOR DAMAGE TO ABOUT 10 STRUCTURES. MOST OF THE STRUCTURAL DAMAGE WAS TO SHINGLES AND SIDING. THERE WAS ONE HOME THAT HAD PART OF ITS ROOF BLOWN OFF. A SMALL BOAT WAS OVERTURNED AND A ROW BOAT WAS BLOWN UP INTO A TREE BY THE TORNADO. ADDITIONALLY, THE THUNDERSTORM THAT SPAWNED THE TORNADO PRODUCED A MUCH LARGER AREA OF SCATTERED DAMAGE FROM STRAIGHT LINE WINDS ESTIMATED AT 60 TO 70 MPH. ABOUT 20 TO 30 ADDITIONAL STRUCTURES SUSTAINED AT LEAST MINOR DAMAGE FROM THESE STRAIGHT LINE WINDS. MOST OF THIS WIND DAMAGE WAS IN THE VICINITY OF THE TOWNS OF LEDYARD, VENICE AND SCIPIO. THE MOST SIGNIFICANT DAMAGE WAS A ROOF THAT WAS RIPPED OFF OF A HOME IN POPLAR RIDGE AND DAMAGE TO SEVERAL BARNS AND SILOS IN VENICE, VENICE CENTER AND SCIPIO. NUMEROUS TREES WERE ALSO SNAPPED OFF OR UPROOTED FROM THE WINDS IN THESE AREAS. THE WIND DAMAGE OCCURRED BETWEEN 140 PM AND 145 PM EDT ON SUNDAY EVENING. MORE INFORMATION ON THIS TORNADO AND THUNDERSTORM WIND EVENT WILL BE POSTED TO OUR WEB SITE IN THE NEXT DAY OR TWO. NICOSIA/WATSON/CEMPA