Alert archive / New York / Tornado Warnings in 2024

Tornado Warning 5, NWS Buffalo, NY

July 10, 20244 counties in New York

NWS Buffalo, NY issued this tornado warning at Jul 10, 2024, 1:36 PM EDT for 4 counties in New York. It was in force for 39 min. 3 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
Jul 10, 2024, 1:36 PM EDT (17:36 UTC)
Expired
Jul 10, 2024, 2:15 PM EDT
In force
39 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Allegany County, NY, Livingston County, NY, Monroe County, NY, Ontario County, NY

The radar

The Buffalo radar (KBUF), 102 km from the middle of the area, began a volume at 17:39 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

TimeReportWhereRemark
Jul 10, 1:54 PM EDTTSTM WND DMGSpringwater, NYTrees down in Springwater.
Jul 10, 1:59 PM EDTTSTM WND DMGSpringwater, NYTrees down in Springwater.
Jul 10, 2:00 PM EDTTSTM WND DMG1 Nne Springwater, NYPictures of trees down on Rt 15A between Wheaton Hill Rd and Johnson Hill Rd on social media. Time estimated from radar.

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

The watch it was issued in

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

IssuedProductOfficeLasted
Jul 10, 12:06 PM EDTTornado WatchSPC11 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 5.6 hours before the alert went out and 98 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 2024-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 52 joules per kilogram.LCLLFCEL10008507005003002001001 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, Buffalo Intl Airport, NY at 12:00Z on 2024-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 448 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
52 J/kg
Mixed-layer CIN
-248 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
448 m²/s²
0-3 km storm-relative helicity
543 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted.

069 
WFUS51 KBUF 101736
TORBUF
NYC003-051-055-069-101815-
/O.NEW.KBUF.TO.W.0005.240710T1736Z-240710T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Buffalo NY
136 PM EDT Wed Jul 10 2024

The National Weather Service in Buffalo has issued a

* Tornado Warning for...
  Eastern Livingston County in western New York...
  Northeastern Allegany County in western New York...
  Southeastern Monroe County in western New York...
  Western Ontario County in western New York...

* Until 215 PM EDT.

* At 136 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 8 miles southwest of Dansville, moving northeast at 45
  mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Dansville, Honeoye Falls, Conesus, Bristol, Lima, Bloomfield,
  Naples, Rushville, Hemlock, and Honeoye.

This includes Interstate 390 between exits 4 and 6.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4236 7781 4252 7798 4302 7752 4276 7717
      4276 7732 4267 7737 4258 7737 4258 7766
      4253 7766 4253 7772 4239 7773
TIME...MOT...LOC 1736Z 223DEG 38KT 4249 7783 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

HSK
2 follow-up statements
036 
WWUS51 KBUF 101748
SVSBUF

Severe Weather Statement
National Weather Service Buffalo NY
148 PM EDT Wed Jul 10 2024

NYC003-101758-
/O.CAN.KBUF.TO.W.0005.000000T0000Z-240710T1815Z/
Allegany NY-
148 PM EDT Wed Jul 10 2024

...THE TORNADO WARNING FOR NORTHEASTERN ALLEGANY COUNTY IS
CANCELLED...

The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 900 PM EDT for western New
York.

&&

LAT...LON 4260 7790 4302 7752 4276 7717 4276 7732
      4267 7737 4258 7737 4258 7766 4253 7766
      4253 7772 4248 7772 4247 7773 4247 7774
TIME...MOT...LOC 1748Z 223DEG 38KT 4258 7771 

$$

NYC051-055-069-101815-
/O.CON.KBUF.TO.W.0005.000000T0000Z-240710T1815Z/
Livingston NY-Monroe NY-Ontario NY-
148 PM EDT Wed Jul 10 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 215 PM EDT FOR EASTERN
LIVINGSTON...SOUTHEASTERN MONROE AND WESTERN ONTARIO COUNTIES...

At 148 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Dansville, moving northeast at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Dansville, Honeoye Falls, Conesus, Bristol, Lima, Bloomfield, Naples,
Rushville, Hemlock, and Honeoye.

This includes Interstate 390 between exits 4 and 6.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4260 7790 4302 7752 4276 7717 4276 7732
      4267 7737 4258 7737 4258 7766 4253 7766
      4253 7772 4248 7772 4247 7773 4247 7774
TIME...MOT...LOC 1748Z 223DEG 38KT 4258 7771 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

HSK
727 
WWUS51 KBUF 101806
SVSBUF

Severe Weather Statement
National Weather Service Buffalo NY
206 PM EDT Wed Jul 10 2024

NYC051-055-069-101815-
/O.CON.KBUF.TO.W.0005.000000T0000Z-240710T1815Z/
Livingston NY-Monroe NY-Ontario NY-
206 PM EDT Wed Jul 10 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 215 PM EDT FOR EASTERN
LIVINGSTON...SOUTHEASTERN MONROE AND WESTERN ONTARIO COUNTIES...

At 205 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Honeoye, or 13 miles northeast of Dansville, moving
northeast at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Conesus, Bristol, Bloomfield, Naples, Rushville, Honeoye, Hemlock,
Mendon, East Bloomfield, and West Bloomfield.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4267 7774 4302 7752 4276 7717 4276 7732
      4267 7737 4258 7737 4258 7764
TIME...MOT...LOC 1805Z 223DEG 38KT 4272 7753 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

HSK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 9:41 PM EDTSmall Craft AdvisoryBUF40 hr
Jul 10, 3:15 AM EDTFlood WatchBUFJefferson, Lewis, Oswego19 hr
Jul 10, 4:37 AM EDTBeach Hazards StatementBUFMonroe, Niagara, Orleans17 hr
Jul 10, 7:04 AM EDTSpecial Weather StatementBUFOrleans41 min
Jul 10, 7:21 AM EDTSpecial Marine WarningBUF54 min
Jul 10, 9:39 AM EDTSpecial Marine WarningBUF66 min
Jul 10, 10:30 AM EDTSevere Thunderstorm WarningBUFJefferson, Lewis60 min
Jul 10, 11:01 AM EDTSevere Thunderstorm WarningBUFJefferson, Lewis59 min
Jul 10, 11:11 AM EDTSevere Thunderstorm WarningBUFChautauqua64 min
Jul 10, 11:29 AM EDTSpecial Marine WarningBUF44 min
Jul 10, 11:36 AM EDTSpecial Marine WarningBUF54 min
Jul 10, 11:48 AM EDTTornado WarningBUFChautauqua27 min
Jul 10, 12:07 PM EDTSpecial Marine WarningBUF83 min
Jul 10, 12:09 PM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua, Erie66 min
Jul 10, 12:21 PM EDTTornado Warning Tornado observedBUFCattaraugus, Chautauqua, Erie24 min
Jul 10, 12:30 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus, Livingston75 min
Jul 10, 12:31 PM EDTSpecial Marine WarningBUF89 min
Jul 10, 12:44 PM EDTTornado Warning Tornado observedBUFErie31 min
Jul 10, 12:48 PM EDTSpecial Marine WarningBUF57 min
Jul 10, 12:57 PM EDTSevere Thunderstorm WarningBUFLewis48 min
Jul 10, 1:06 PM EDTSevere Thunderstorm WarningBUFErie, Niagara31 min
Jul 10, 1:12 PM EDTTornado Warning Tornado observedBUFErie, Genesee, Wyoming33 min
Jul 10, 1:27 PM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe, Ontario, Wayne63 min
Jul 10, 1:29 PM EDTSpecial Marine WarningBUF52 min
Jul 10, 1:33 PM EDTSevere Thunderstorm WarningBUFJefferson, Lewis, Oswego57 min
Jul 10, 1:39 PM EDTSevere Thunderstorm Warning Considerable damage threatBUFLewis22 min
Jul 10, 1:42 PM EDTTornado WarningBUFAllegany33 min
Jul 10, 1:43 PM EDTTornado WarningBUFJefferson, Oswego47 min
Jul 10, 1:44 PM EDTTornado Warning Tornado observedBUFGenesee, Monroe, Orleans20 min
Jul 10, 2:01 PM EDTSpecial Marine WarningBUF89 min
Jul 10, 2:17 PM EDTTornado WarningBUFOntario, Wayne43 min
Jul 10, 2:18 PM EDTTornado WarningBUFJefferson, Lewis, Oswego42 min
Jul 10, 2:21 PM EDTTornado WarningBUFMonroe, Wayne24 min
Jul 10, 2:24 PM EDTTornado WarningBUFCattaraugus, Chautauqua28 min
Jul 10, 2:26 PM EDTSevere Thunderstorm WarningBUFLivingston, Monroe, Ontario, Wayne34 min
Jul 10, 2:36 PM EDTTornado WarningBUFMonroe, Ontario, Wayne39 min
Jul 10, 2:42 PM EDTTornado WarningBUFOntario, Wayne48 min
Jul 10, 2:43 PM EDTSevere Thunderstorm WarningBUFChautauqua29 min
Jul 10, 2:45 PM EDTSpecial Marine WarningBUF90 min
Jul 10, 2:56 PM EDTSevere Thunderstorm WarningBUFOntario, Wayne49 min
Jul 10, 2:59 PM EDTSevere Thunderstorm WarningBUFLewis46 min
Jul 10, 3:06 PM EDTFlash Flood WarningBUFLewis7 hr
Jul 10, 3:09 PM EDTTornado WarningBUFCayuga, Oswego, Wayne51 min
Jul 10, 3:20 PM EDTTornado WarningBUFCayuga, Oswego, Wayne40 min
Jul 10, 4:05 PM EDTTornado WarningBUFJefferson, Lewis, Oswego40 min
Jul 10, 4:06 PM EDTSpecial Marine WarningBUF39 min
Jul 10, 4:26 PM EDTTornado WarningBUFOswego28 min
Jul 10, 4:32 PM EDTSpecial Weather StatementBUFWayne28 min
Jul 10, 5:04 PM EDTSevere Thunderstorm WarningBUFLewis56 min
Jul 10, 6:17 PM EDTSpecial Weather StatementBUFLewis43 min

Nearby

Tornado Warnings in New York, 2024Every tornado warning in 2024Tornadoes in 2024

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.