Alert archive / New York / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 37, NWS Buffalo, NY

July 23, 2023Niagara County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 23, 2023, 1:06 PM EDT for Niagara County, New York. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 23, 2023, 1:06 PM EDT (17:06 UTC)
Expired: Jul 23, 2023, 1:30 PM EDT
In force: 24 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Niagara County, NY

The radar

The Buffalo radar (KBUF), 25 km from the middle of the area, began a volume at 17:05 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

Pittsburgh, PA (KPIT), launched 12:00Z, 5.1 hours before the alert went out and 329 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 55 J/kg
Mixed-layer CIN: -91 J/kg
Mixed-layer LCL: 1323 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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.

NWS Buffalo, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 23, 12:08 PM EDT, 58 minutes earlier.

Area forecast discussion, Jul 23, 12:08 PM EDT, 58 minutes before

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Hazardous weather outlook, Jul 23, 12:28 PM EDT, 38 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 23, 1:06 PM EDT	Special Marine Warning	BUF		39 min
Jul 23, 1:39 PM EDT	Special Weather Statement	BUF	Niagara, Orleans	36 min
Jul 23, 2:28 PM EDT	Special Marine Warning	BUF		33 min
Jul 23, 3:11 PM EDT	Special Weather Statement	BUF	Monroe	34 min
Jul 23, 3:45 PM EDT	Special Weather Statement	BUF	Monroe	30 min
Jul 23, 5:29 PM EDT	Special Weather Statement	BUF	Livingston	46 min
Jul 23, 6:57 PM EDT	Special Weather Statement	BUF	Ontario	33 min

Nearby

Severe Thunderstorm Warnings in New York, 2023 Every severe thunderstorm warning 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.