Alert archive / New York / Special Weather Statements in 2023
Special Weather Statement, NWS Buffalo, NY
NWS Buffalo, NY issued this special weather statement at Jul 1, 2023, 1:35 PM EDT for Genesee County, New York. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 1, 2023, 1:35 PM EDT (17:35 UTC)
- Expired
- Jul 1, 2023, 2:15 PM EDT
- In force
- 40 min
- Issued by
- NWS Buffalo, NY
- Hail
- 0.50 in
- Wind
- 50
County Genesee County, NY
The radar
The Buffalo radar (KBUF), 66 km from the middle of the area, began a volume at 17:34 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.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 5.6 hours before the alert went out and 63 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
- 911 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 772 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Buffalo, NY wrote its last area forecast discussion before this special weather statement went out at Jul 1, 1:27 PM EDT, 8 minutes earlier.
Area forecast discussion, Jul 1, 1:27 PM EDT, 8 minutes before
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Hazardous Weather Outlook National Weather Service Buffalo NY 952 AM EDT Sat Jul 1 2023 NYZ001>008-010>014-019>021-085-021400- Niagara-Orleans-Monroe-Wayne-Northern Cayuga-Oswego-Jefferson-Lewis- Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua- Cattaraugus-Allegany-Southern Erie- 952 AM EDT Sat Jul 1 2023 This Hazardous Weather Outlook is for western and north central New York. .DAY ONE...Today and tonight. Scattered showers and thunderstorms are expected this afternoon and evening. Some storms may contain gusty winds, with a few isolated severe thunderstorms with damaging wind gusts possible. A few storms will also contain locally heavy downpours, with a small risk of isolated flash flooding. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Showers and scattered thunderstorms are expected Sunday. A few storms will contain locally heavy downpours, with a small risk of isolated flash flooding. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. This product, along with other watches, warnings, advisories, and statements issued by the National Weather Service office in Buffalo can be found on the internet at http://www.weather.gov/buf LEZ020-040-041-LOZ030-042>045-062>065-SLZ022-024-021400- Upper Niagara River and Buffalo Harbor- Lake Erie nearshore waters from Ripley to Dunkirk- Lake Erie nearshore waters from Dunkirk to Buffalo- Lower Niagara River- Lake Ontario nearshore waters from the Niagara River to Hamlin Beach- Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay- Lake Ontario nearshore waters from Sodus Bay to Mexico Bay- Lake Ontario nearshore waters from Mexico Bay to the Saint Lawrence River- Lake Ontario open waters from the Niagara River to Hamlin Beach- Lake Ontario open waters from Hamlin Beach to Sodus Bay- Lake Ontario open waters from Sodus Bay to Mexico Bay- Lake Ontario open waters from Mexico Bay to the Saint Lawrence River- Saint Lawrence River from Cape Vincent to Ogdensburg- Saint Lawrence River from Ogdensburg to Saint Regis- 952 AM EDT Sat Jul 1 2023 This Hazardous Weather Outlook is for the New York waters of Lake Erie, Lake Ontario, and the Saint Lawrence River. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Sunday through Friday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. This product, along with other watches, warnings, advisories, and statements issued by the National Weather Service office in Buffalo can be found on the internet at http://www.weather.gov/buf Hitchcock
In the hours before
Special weather statement, Jul 1, 1:12 PM EDT, 23 minutes before
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</html>Special weather statement, Jul 1, 1:35 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Buffalo NY
135 PM EDT Sat Jul 1 2023
NYZ003-011-013-011815-
Livingston NY-Genesee NY-Monroe NY-
135 PM EDT Sat Jul 1 2023
...A strong thunderstorm will impact portions of north central
Livingston, southwestern Monroe and southeastern Genesee Counties
through 215 PM EDT...
At 135 PM EDT, Doppler radar was tracking a strong thunderstorm over
Le Roy, or 12 miles east of Batavia, moving east at 15 mph.
HAZARD...Wind gusts up to 50 mph, half inch hail, and heavy rain.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible. Heavy rains could cause minor flooding in poor
drainage areas.
Locations impacted include...
Le Roy, Caledonia, and Mumford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 4289 7799 4300 7804 4307 7782 4292 7777
TIME...MOT...LOC 1735Z 248DEG 13KT 4297 7793
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH
HitchcockThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 1:12 PM EDT | Special Weather Statement | BUF | Genesee | 33 min |
| Jul 1, 1:56 PM EDT | Special Weather Statement | BUF | Genesee, Monroe | 64 min |
| Jul 1, 2:45 PM EDT | Special Marine Warning | BUF | 61 min | |
| Jul 1, 2:48 PM EDT | Special Weather Statement | BUF | Wayne | 42 min |
| Jul 1, 3:06 PM EDT | Special Weather Statement | BUF | Cattaraugus | 54 min |
| Jul 1, 3:27 PM EDT | Special Weather Statement | BUF | Ontario, Wayne | 63 min |
| Jul 1, 4:30 PM EDT | Special Weather Statement | BUF | Ontario | 60 min |
| Jul 1, 4:39 PM EDT | Flash Flood Warning | BUF | Ontario | 4 hr |
| Jul 1, 5:17 PM EDT | Special Weather Statement | BUF | Lewis | 58 min |
Nearby
Special Weather Statements in New York, 2023Every special weather statement in 2023
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; radar from the NEXRAD Level II archive.