Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 182, NWS Binghamton, NY

July 17, 2008Chemung County, Steuben County, New York; Bradford County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jul 17, 2008, 12:47 PM EDT for Chemung County, Steuben County, New York; Bradford County, Pennsylvania. It was in force for 58 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 17, 2008, 12:47 PM EDT (16:47 UTC)
Expired
Jul 17, 2008, 1:45 PM EDT
In force
58 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon

Counties Chemung County, NY, Steuben County, NY, Bradford County, PA

The radar

The Binghamton radar (KBGM), 76 km from the middle of the area, began a volume at 16:48 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, 4.8 hours before the alert went out and 177 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 2008-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1149 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2008-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.193958Sfc1 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
1149 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.5

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 Binghamton, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 17, 10:05 AM EDT, 2 hours 42 minutes earlier.

Area forecast discussion, Jul 17, 10:05 AM EDT, 2 hours 42 minutes before
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Hazardous weather outlook, Jul 17, 9:06 AM EDT, 3 hours 41 minutes before
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In the hours before

Special weather statement, Jul 17, 9:16 AM EDT, 3 hours 31 minutes before
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Special weather statement, Jul 17, 11:18 AM EDT, 1 hour 29 minutes before
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Special weather statement, Jul 17, 11:53 AM EDT, 54 minutes before
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Special weather statement, Jul 17, 12:32 PM EDT, 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
1232 PM EDT THU JUL 17 2008

NYZ022-024-PAZ038-171730-
BRADFORD PA-CHEMUNG NY-STEUBEN NY-
1232 PM EDT THU JUL 17 2008

...STRONG THUNDERSTORM MOVING INTO THE AREA...

* AT 1231 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL...STRONG GUSTY
  WINDS...AND VERY HEAVY RAIN.  THIS STORM WAS LOCATED NEAR PAINTED
  POST...AND MOVING SOUTHEAST AT 25 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  GIBSON AND SOUTH CORNING AT 1240 PM EDT...
  EAST CORNING AT 1245 PM EDT...
  BIG FLATS AND TOMPKINS CORNERS AT 1250 PM EDT...
  ELMIRA ARPT AND BIG FLATS AIRPORT AT 1255 PM EDT...
  HORSEHEADS AND SAGETOWN AT 100 PM EDT...
  WEST ELMIRA AND ELMIRA HEIGHTS AT 105 PM EDT...
  ELMIRA AND PINE CITY AT 110 PM EDT...
  SOUTHPORT AT 115 PM EDT...

THIS STORM HAS THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE HAIL
AND/OR DAMAGING WINDS.

ARNOTT

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 16, 8:11 PM EDTSevere Thunderstorm WarningBGMCayuga, Seneca, Tompkins52 min
Jul 16, 8:28 PM EDTSevere Thunderstorm WarningBGMCayuga, Onondaga, Seneca34 min
Jul 17, 9:37 AM EDTSevere Thunderstorm WarningBGMSchuyler, Seneca, Steuben, Yates53 min
Jul 17, 10:25 AM EDTSevere Thunderstorm WarningBGMSchuyler, Seneca, Steuben, Tompkins, Yates65 min
Jul 17, 11:56 AM EDTSevere Thunderstorm WarningBGMSteuben37 min
Jul 17, 2:53 PM EDTAreal Flood AdvisoryBGMBradford3 hr
Jul 17, 3:55 PM EDTSevere Thunderstorm WarningBGMLuzerne65 min
Jul 17, 3:58 PM EDTAreal Flood AdvisoryBGMLuzerne3 hr

Nearby

Severe Thunderstorm Warnings in New York, 2008Severe Thunderstorm Warnings in Pennsylvania, 2008Every severe thunderstorm warning in 2008

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.