Alert archive / New York / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 46, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Aug 8, 2018, 9:07 AM EDT for Erie County, Genesee County, Wyoming County, New York. It was in force for 53 min. 1 report 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
- Aug 8, 2018, 9:07 AM EDT (13:07 UTC)
- Expired
- Aug 8, 2018, 10:00 AM EDT
- In force
- 53 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Erie County, NY, Genesee County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 24 km from the middle of the area, began a volume at 13:07 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 |
|---|---|---|---|
| Aug 8, 9:15 AM EDT | TSTM WND DMG | Hamburg, NY | SEVERAL LARGE TREE LIMBS DOWN, MINOR PROPERTY DAMAGE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 1.1 hours before the alert went out and 21 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
- 204 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 840 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
071 WUUS51 KBUF 081307 SVRBUF NYC029-037-121-081400- /O.NEW.KBUF.SV.W.0046.180808T1307Z-180808T1400Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Buffalo NY 907 AM EDT WED AUG 8 2018 The National Weather Service in Buffalo has issued a * Severe Thunderstorm Warning for... Western Wyoming County in western New York... Southeastern Erie County in western New York... Southwestern Genesee County in western New York... * Until 1000 AM EDT.. * At 907 AM EDT, a severe thunderstorm was located over Orchard Park, or near Hamburg, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Buffalo, Cheektowaga, West Seneca, Lackawanna, Lancaster, Hamburg, East Aurora and Darien Lakes State Park. # This includes Interstate 90 between exits 57 and 54. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. This thunderstorm is capable of producing all types of severe weather including destructive straight line winds and tornadoes. Move quickly to a safe shelter such as an interior room, a bathroom, closet or basement. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4285 7889 4298 7822 4252 7818 4257 7889 TIME...MOT...LOC 1307Z 261DEG 29KT 4274 7876 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ Apffel
3 follow-up statements
970 WWUS51 KBUF 081330 SVSBUF Severe Weather Statement National Weather Service Buffalo NY 930 AM EDT WED AUG 8 2018 NYC029-037-121-081400- /O.CON.KBUF.SV.W.0046.000000T0000Z-180808T1400Z/ Wyoming NY-Erie NY-Genesee NY- 930 AM EDT WED AUG 8 2018 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 AM EDT FOR NORTHWESTERN WYOMING...EAST CENTRAL ERIE AND SOUTHWESTERN GENESEE COUNTIES... At 929 AM EDT, a severe thunderstorm was located over Wales Center, or near East Aurora, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... West Seneca, East Aurora, Darien Lakes State Park, Elma, Marilla, Bennington, Colden and Orchard Park. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4284 7880 4298 7822 4263 7819 4264 7875 TIME...MOT...LOC 1329Z 261DEG 29KT 4277 7852 HAIL...<.75IN WIND...60MPH $$ Apffel
746 WWUS51 KBUF 081341 SVSBUF Severe Weather Statement National Weather Service Buffalo NY 941 AM EDT WED AUG 8 2018 NYC029-037-121-081400- /O.CON.KBUF.SV.W.0046.000000T0000Z-180808T1400Z/ Wyoming NY-Erie NY-Genesee NY- 941 AM EDT WED AUG 8 2018 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 AM EDT FOR NORTHWESTERN WYOMING...EAST CENTRAL ERIE AND SOUTHWESTERN GENESEE COUNTIES... At 941 AM EDT, a severe thunderstorm was located over Wales Center, or 7 miles east of East Aurora, moving east at 15 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... East Aurora, Darien Lakes State Park, Marilla, Bennington, Alden, Attica, Wales Center and Varysburg. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4298 7822 4263 7819 4264 7856 4288 7864 TIME...MOT...LOC 1341Z 255DEG 14KT 4278 7847 HAIL...<.75IN WIND...60MPH $$ Apffel
891
WWUS51 KBUF 081359
SVSBUF
Severe Weather Statement
National Weather Service Buffalo NY
959 AM EDT WED AUG 8 2018
NYC029-037-121-081404-
/O.EXP.KBUF.SV.W.0046.000000T0000Z-180808T1400Z/
Wyoming NY-Erie NY-Genesee NY-
959 AM EDT WED AUG 8 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WYOMING...EAST
CENTRAL ERIE AND SOUTHWESTERN GENESEE COUNTIES WILL EXPIRE AT 1000 AM
EDT...
The storm which prompted the warning has exited the warned area.
Therefore, the warning will be allowed to expire.
LAT...LON 4298 7822 4263 7819 4264 7856 4288 7864
TIME...MOT...LOC 1354Z 261DEG 29KT 4279 7834
$$
ApffelThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 4:36 AM EDT | Special Weather Statement | BUF | Cattaraugus | 39 min |
| Aug 8, 7:03 AM EDT | Special Marine Warning | BUF | 117 min | |
| Aug 8, 8:09 AM EDT | Severe Thunderstorm Warning | BUF | Erie | 66 min |
| Aug 8, 10:10 AM EDT | Special Weather Statement | BUF | Genesee | 50 min |
| Aug 8, 11:03 AM EDT | Special Weather Statement | BUF | Ontario | 57 min |
| Aug 8, 11:54 AM EDT | Flash Flood Warning | BUF | Livingston, Monroe, Ontario | 3 hr |
| Aug 8, 7:25 PM EDT | Small Craft Advisory | BUF | 6 hr |
Nearby
Severe Thunderstorm Warnings in New York, 2018Every severe thunderstorm warning in 2018
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.