Alert archive / Georgia / Heat Advisories in 2015

Heat Advisory 4, NWS Charleston, SC

June 17, 20155 counties in South Carolina; 8 counties in Georgia

NWS Charleston, SC issued this heat advisory at Jun 17, 2015, 4:05 PM EDT for 5 counties in South Carolina; 8 counties in Georgia. It took effect at Jun 18, 2015, 11:00 AM EDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jun 17, 2015, 4:05 PM EDT (20:05 UTC)
In effect from
Jun 18, 2015, 11:00 AM EDT
Expired
Jun 18, 2015, 7:00 PM EDT
In force
8 hr
Issued by
NWS Charleston, SC

Counties Bulloch County, GA, Candler County, GA, Effingham County, GA, Evans County, GA, Jenkins County, GA, Long County, GA, Screven County, GA, Tattnall County, GA, Allendale County, SC, Berkeley County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC

The radar

The Charleston,SC radar (KCLX), 33 km from the middle of the area, began a volume at 20:09 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

Charleston AFB, SC (KCHS), launched 12:00Z, 8.1 hours before the alert went out and 134 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, Charleston AFB, SC at 12:00Z on 2015-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 389 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, Charleston AFB, SC at 12:00Z on 2015-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 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
389 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
1610 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
107 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 heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, SC wrote its last area forecast discussion before this heat advisory went out at Jun 17, 1:48 PM EDT, 2 hours 17 minutes earlier.

Area forecast discussion, Jun 17, 1:48 PM EDT, 2 hours 17 minutes before
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Hazardous weather outlook, Jun 17, 3:28 AM EDT, 12 hours 37 minutes before
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In the hours before

Special weather statement, Jun 17, 3:11 PM EDT, 54 minutes before
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Special weather statement, Jun 17, 3:12 PM EDT, 53 minutes before
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Special weather statement, Jun 17, 3:53 PM EDT, 12 minutes before
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      <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.
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        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 Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 4:43 PM EDTSpecial Weather StatementCHSCharleston47 min
Jun 17, 6:00 PM EDTSpecial Weather StatementCHSColleton45 min
Jun 17, 6:30 PM EDTSpecial Weather StatementCHSDorchester45 min
Jun 17, 6:54 PM EDTSpecial Weather StatementCHSDorchester21 min
Jun 17, 7:09 PM EDTSpecial Weather StatementCHSDorchester51 min
Jun 17, 7:31 PM EDTSpecial Weather StatementCHSAllendale44 min
Jun 17, 3:11 PM EDTSpecial Weather StatementCHSEffingham49 min
Jun 17, 3:12 PM EDTSpecial Weather StatementCHSTattnall48 min
Jun 17, 3:53 PM EDTSpecial Weather StatementCHSTattnall52 min
Jun 17, 4:13 PM EDTSpecial Weather StatementCHSLong32 min
Jun 17, 4:35 PM EDTSpecial Weather StatementCHSBulloch40 min
Jun 17, 4:58 PM EDTSpecial Weather StatementCHSLong47 min
Jun 17, 5:01 PM EDTSpecial Weather StatementCHSEffingham29 min
Jun 17, 5:07 PM EDTSevere Thunderstorm WarningCHSBryan, Bulloch, Effingham42 min

Nearby

Heat Advisories in Georgia, 2015Heat Advisories in South Carolina, 2015Every heat advisory in 2015

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.