Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 83, NWS Binghamton, NY

June 30, 1998Bradford County, Susquehanna County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jun 30, 1998, 8:52 AM EDT for Bradford County, Susquehanna County, Pennsylvania. It was in force for 63 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: Jun 30, 1998, 8:52 AM EDT (12:52 UTC)
Expired: Jun 30, 1998, 9:55 AM EDT
In force: 63 min
Issued by: NWS Binghamton, NY
Area: Whole counties

Counties Bradford County, PA, Susquehanna County, PA

The radar

The Binghamton radar (KBGM), 46 km from the middle of the area, began a volume at 12:55 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, 0.9 hours before the alert went out and 243 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: 3 J/kg
Mixed-layer CIN: -106 J/kg
Mixed-layer LCL: 865 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 86 m²/s²
0-3 km storm-relative helicity: 122 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Jun 30, 2:30 AM EDT, 6 hours 22 minutes earlier.

Area forecast discussion, Jun 30, 2:30 AM EDT, 6 hours 22 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 2:24 PM EDT	Severe Thunderstorm Warning	BGM	Steuben	51 min
Jun 30, 2:54 PM EDT	Flash Flood Warning	BGM	Steuben	2 hr
Jun 30, 2:58 PM EDT	Severe Thunderstorm Warning	BGM	Chemung	62 min
Jun 30, 3:45 PM EDT	Flash Flood Warning	BGM	Chemung	2 hr
Jun 30, 3:50 PM EDT	Severe Thunderstorm Warning	BGM	Tioga	60 min
Jun 30, 4:35 PM EDT	Severe Thunderstorm Warning	BGM	Broome	65 min
Jun 30, 5:20 PM EDT	Flash Flood Warning	BGM	Delaware, Sullivan	3 hr
Jun 30, 5:49 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	76 min
Jun 30, 4:08 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	47 min
Jun 30, 5:02 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Wayne	68 min
Jun 30, 5:14 PM EDT	Severe Thunderstorm Warning	BGM	Wyoming	46 min
Jun 30, 5:23 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne	62 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1998 Every severe thunderstorm warning in 1998

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.