Alert archive / New York / Special Weather Statements in 2017

Special Weather Statement, NWS Buffalo, NY

August 3, 2017Lewis County, New York

NWS Buffalo, NY issued this special weather statement at Aug 3, 2017, 12:22 PM EDT for Lewis County, New York. It was in force for 38 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 3, 2017, 12:22 PM EDT (16:22 UTC)
Expired
Aug 3, 2017, 1:00 PM EDT
In force
38 min
Issued by
NWS Buffalo, NY

County Lewis County, NY

The radar

The Ft Drum radar (KTYX), 29 km from the middle of the area, began a volume at 16:24 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
Aug 3, 12:30 PM EDTHAIL 0.88Lowville, NYHAIL REPORTED ON THE SOUTH SIDE OF LOWVILLE

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

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 4.4 hours before the alert went out and 174 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, Albany, NY at 12:00Z on 2017-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 12 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, Albany, NY at 12:00Z on 2017-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 square meters per square second.1939Sfc1 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
12 J/kg
Mixed-layer CIN
-273 J/kg
Mixed-layer LCL
855 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

627 
WWUS81 KBUF 031622
SPSBUF

Special Weather Statement
National Weather Service Buffalo NY
1222 PM EDT THU AUG 3 2017

NYZ008-031700-
Lewis-
1222 PM EDT THU AUG 3 2017

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL LEWIS COUNTY...

At 1222 PM EDT, a strong thunderstorm was located over Lowville, or
21 miles north of Boonville, moving east at 10 mph.

Winds in excess of 40 mph and half inch hail are possible with this
storm.

Locations impacted include...
Lowville, Whetstone Gulf State Park, New Bremen, Watson, Martinsburg,
Croghan, Belfort, Soft Maple Reservoir, Kirschnerville and Beaver
Falls.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4367 7548 4383 7560 4403 7516 4387 7514
      4380 7513
TIME...MOT...LOC 1622Z 279DEG 7KT 4378 7547 

$$

TMA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 12:35 PM EDTSevere Thunderstorm WarningBUFLewis32 min
Aug 3, 1:56 PM EDTSpecial Weather StatementBUFLewis34 min
Aug 3, 2:42 PM EDTLakeshore Flood WarningBUFCayuga, Jefferson, Monroe, Niagara, Orleans, Oswego and 1 more61 hr
Aug 3, 3:32 PM EDTSpecial Weather StatementBUFOrleans28 min
Aug 3, 4:40 PM EDTSpecial Weather StatementBUFErie35 min
Aug 3, 5:08 PM EDTSpecial Weather StatementBUFLivingston37 min
Aug 3, 5:11 PM EDTSpecial Weather StatementBUFGenesee34 min
Aug 3, 5:29 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Orleans46 min
Aug 3, 5:52 PM EDTSpecial Weather StatementBUFMonroe53 min
Aug 3, 6:00 PM EDTSpecial Marine WarningBUF60 min

Nearby

Special Weather Statements in New York, 2017Every special weather statement in 2017

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.