Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 66, NWS Binghamton, NY

July 23, 2018Luzerne County, Wyoming County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jul 23, 2018, 5:08 AM EDT for Luzerne County, Wyoming County, Pennsylvania. It was in force for 37 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, 2018, 5:08 AM EDT (09:08 UTC)
Expired
Jul 23, 2018, 5:45 AM EDT
In force
37 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Luzerne County, PA, Wyoming County, PA

The radar

The Binghamton radar (KBGM), 95 km from the middle of the area, began a volume at 09:09 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

Brookhaven, NY (KOKX), launched 00:00Z, 9.1 hours before the alert went out and 268 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, Brookhaven, NY at 00:00Z on 2018-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 237 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, Brookhaven, NY at 00:00Z on 2018-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 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
237 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
576 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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 23, 4:36 AM EDT, 32 minutes earlier.

Area forecast discussion, Jul 23, 4:36 AM EDT, 32 minutes before
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Hazardous weather outlook, Jul 23, 4:32 AM EDT, 36 minutes before
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In the hours before

Special weather statement, Jul 23, 4:43 AM EDT, 25 minutes before
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<html lang="en">
<head>
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  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 8:39 PM EDTSpecial Weather StatementBGMBroome36 min
Jul 23, 9:55 AM EDTAreal Flood AdvisoryBGMChemung, Steuben, Tioga110 min
Jul 23, 10:00 AM EDTAreal Flood AdvisoryBGMDelaware, Otsego, Sullivan2 hr
Jul 23, 11:39 AM EDTFlash Flood WarningBGMSullivan4 hr
Jul 23, 12:07 PM EDTFlash Flood WatchBGMBroome, Chemung, Chenango, Cortland, Delaware, Otsego and 5 more62 hr
Jul 23, 12:12 PM EDTAreal Flood AdvisoryBGMChemung3 hr
Jul 23, 3:12 PM EDTAreal Flood AdvisoryBGMChemung2 hr
Jul 23, 4:06 PM EDTFlash Flood WarningBGMChemung90 min
Jul 23, 6:03 PM EDTAreal Flood AdvisoryBGMOnondaga3 hr
Jul 22, 10:07 PM EDTSevere Thunderstorm WarningBGMSusquehanna, Wayne53 min
Jul 22, 11:00 PM EDTSpecial Weather StatementBGMWayne45 min
Jul 22, 11:01 PM EDTSpecial Weather StatementBGMPike44 min
Jul 23, 4:43 AM EDTSpecial Weather StatementBGMLuzerne47 min
Jul 23, 5:39 AM EDTSpecial Weather StatementBGMWyoming36 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2018Every severe thunderstorm warning in 2018

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.