Alert archive / North Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 65, NWS Morristown, TN

June 22, 2019Clay County, North Carolina

NWS Morristown, TN issued this severe thunderstorm warning at Jun 22, 2019, 12:53 AM EDT for Clay County, North Carolina. It was in force for 22 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 22, 2019, 12:53 AM EDT (04:53 UTC)
Expired
Jun 22, 2019, 1:15 AM EDT
In force
22 min
Issued by
NWS Morristown, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Clay County, NC

The radar

The Knoxville radar (KMRX), 128 km from the middle of the area, began a volume at 04:56 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 21, 6:47 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.9 hours before the alert went out and 200 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, Peachtre/Fal Fld, GA at 00:00Z on 2019-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2575 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, Peachtre/Fal Fld, GA at 00:00Z on 2019-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
2575 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
1446 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

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 Morristown, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 22, 12:53 AM EDT, 0 minutes earlier.

Area forecast discussion, Jun 22, 12:53 AM EDT, 0 minutes before
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Hazardous weather outlook, Jun 21, 6:57 PM EDT, 5 hours 56 minutes before
Hazardous Weather Outlook
National Weather Service Morristown TN
657 PM EDT Fri Jun 21 2019

NCZ060-061-TNZ014>018-037>047-070-073-074-VAZ001-002-005-006-008-
222300-
Cherokee-Clay-Claiborne-Hancock-Hawkins-Sullivan-Johnson-Union-
Grainger-Hamblen-Northwest Cocke-Cocke Smoky Mountains-
Northwest Greene-Southeast Greene-Washington-Unicoi-
Northwest Carter-Southeast Carter-Jefferson-North Sevier-
Sevier Smoky Mountains-Lee-Wise-Scott-Russell-
657 PM EDT Fri Jun 21 2019

This Hazardous Weather Outlook is for portions of southwest North
Carolina...east Tennessee and southwest Virginia.

.DAY ONE...Tonight

An area of thunderstorms will move southeast into East Tennessee
tonight. There is a marginal risk of severe thunderstorms,
generally east of I-75. The primary hazard will be damaging
winds.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

...Strong to severe storms possible at times through the
weekend....

Additional thunderstorms are expected during the afternoon hours
Saturday and additional thunderstorms may be possible Saturday
night into Sunday. Some of these storms could be strong to severe.
The primary hazard will be damaging winds with a localized threat
for large hail. Heavy rainfall will be likely with thunderstorms
which may produce localized flash flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required tonight and Saturday. Please
report severe weather or severe weather damage to us at
www.weather.gov/mrx/SpotterReports/.

TNZ012-013-035-036-067>069-071-072-081>087-098>102-222300-
Scott-Campbell-Morgan-Anderson-Roane-Loudon-Knox-Northwest Blount-
Blount Smoky Mountains-Sequatchie-Bledsoe-Rhea-Meigs-McMinn-
Northwest Monroe-Southeast Monroe-Marion-Hamilton-Bradley-
West Polk-East Polk-
657 PM EDT Fri Jun 21 2019 /557 PM CDT Fri Jun 21 2019/

This Hazardous Weather Outlook is for portions of east Tennessee.

.DAY ONE...Tonight

...Severe Thunderstorm Watch in effect until 2 AM EDT Saturday...

An area of thunderstorms will move southeast into East Tennessee
tonight. The severe thunderstorm risk will be highest across the
Cumberland Plateau and Tennessee Valley, generally west of
Interstate 75. The primary hazard will be damaging winds with
localized gusts up to 70 mph.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

...Strong to severe storms possible at times through the
weekend....

Additional thunderstorms are expected during the afternoon hours
Saturday and additional thunderstorms may be possible Saturday
night into Sunday. Some of these storms could be strong to severe.
The primary hazard will be damaging winds with a localized threat
for large hail. Heavy rainfall will be likely with thunderstorms
which may produce localized flash flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required tonight and Saturday. Please
report severe weather or severe weather damage to us at
www.weather.gov/mrx/SpotterReports/.

In the hours before

Local storm report, Jun 21, 11:42 PM EDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1142 PM EDT FRI JUN 21 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1139 PM     TSTM WND DMG     1 NW MASCOT             36.08N 83.78W
06/21/2019                   KNOX               TN   911 CALL CENTER

            TREES DOWN AND POWER OUTAGES NEAR ROBERTS RD
            AND MILLERTOWN PIKE.

1139 PM     TSTM WND DMG     3 NNE KNOXVILLE         36.01N 83.92W
06/21/2019                   KNOX               TN   911 CALL CENTER

            POWER LINES DOWN AND TRAFFIC LIGHTS WITHOUT
            POWER.

1138 PM     TSTM WND DMG     5 E FARRAGUT            35.87N 84.09W
06/21/2019                   KNOX               TN   911 CALL CENTER

            POWER LINES DOWN.

&&
Local storm report, Jun 22, 12:07 AM EDT, 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1207 AM EDT SAT JUN 22 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1130 PM     TSTM WND DMG     1 ENE LOUDON            35.74N 84.34W
06/21/2019                   LOUDON             TN   EMERGENCY MNGR

            WIDESPREAD DOWNED TREES AND POWER OUTAGES
            ACROSS THE COUNTY.

1130 PM     TSTM WND DMG     LENOIR CITY             35.80N 84.27W
06/21/2019                   LOUDON             TN   EMERGENCY MNGR

            TWO REPORTS OF TREES DOWN ON HOUSES NEAR 9TH
            AVE AND C ST IN LENOIR CITY. NO INJURIES
            REPORTED.

&&
Local storm report, Jun 22, 12:13 AM EDT, 40 minutes before
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Local storm report, Jun 22, 12:17 AM EDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1217 AM EDT SAT JUN 22 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1208 AM     TSTM WND DMG     DANDRIDGE               36.02N 83.42W
06/22/2019                   JEFFERSON          TN   911 CALL CENTER

            TREE ON A HOUSE NEAR DANDRIDGE. WIDESPREAD
            TREE DAMAGE ACROSS JEFFERSON COUNTY.

1158 PM     TSTM WND DMG     1 WNW NEW MARKET        36.10N 83.56W
06/21/2019                   JEFFERSON          TN   911 CALL CENTER

            TREE ON A HOUSE NEAR NEW MARKET. WIDESPREAD
            TREE DAMAGE.

&&
Local storm report, Jun 22, 12:19 AM EDT, 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1219 AM EDT SAT JUN 22 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1124 PM     TSTM WND DMG     TEN MILE                35.67N 84.66W
06/21/2019                   MEIGS              TN   TRAINED SPOTTER

            TRAINED OBSERVER REPORTS TREES DOWN AND
            POWER OUT AT TEN MILE TN.

&&

JLB
Local storm report, Jun 22, 12:26 AM EDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1226 AM EDT SAT JUN 22 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1206 AM     TSTM WND DMG     1 SW BENTON             35.17N 84.66W
06/22/2019                   POLK               TN   911 CALL CENTER

            COUPLE OF TREES DOWN NEAR BENTON.

1206 AM     HAIL             1 WSW BENTON            35.17N 84.66W
06/22/2019  E0.88 INCH       POLK               TN   911 CALL CENTER

            NICKEL SIZE HAIL NEAR BENTON.

&&

The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 21, 10:03 PM EDTSpecial Weather StatementMRXGreene, Washington42 min
Jun 21, 10:17 PM EDTSevere Thunderstorm WarningMRXMorgan, Scott58 min
Jun 21, 10:29 PM EDTSevere Thunderstorm WarningMRXBledsoe, Hamilton, Meigs, Rhea, Sequatchie61 min
Jun 21, 10:32 PM EDTSevere Thunderstorm WarningMRXHamilton, Marion, Sequatchie58 min
Jun 21, 10:45 PM EDTSevere Thunderstorm WarningMRXRoane45 min
Jun 21, 10:53 PM EDTSevere Thunderstorm WarningMRXAnderson, Campbell37 min
Jun 21, 11:11 PM EDTSevere Thunderstorm WarningMRXBlount, Loudon, McMinn, Meigs, Monroe, Roane64 min
Jun 21, 11:15 PM EDTSevere Thunderstorm WarningMRXClaiborne, Knox, Union45 min
Jun 21, 11:19 PM EDTSevere Thunderstorm WarningMRXAnderson, Blount, Knox41 min
Jun 21, 11:25 PM EDTSevere Thunderstorm WarningMRXBradley, Hamilton, McMinn, Meigs, Monroe, Polk and 1 more65 min
Jun 21, 11:37 PM EDTSevere Thunderstorm WarningMRXBlount, Claiborne, Grainger, Hancock, Jefferson, Knox and 1 more38 min
Jun 21, 11:46 PM EDTAreal Flood AdvisoryMRXMeigs, Rhea, Roane3 hr
Jun 21, 11:55 PM EDTSevere Thunderstorm WarningMRXCocke, Grainger, Greene, Hamblen, Hancock, Hawkins and 2 more50 min
Jun 22, 12:04 AM EDTSevere Thunderstorm WarningMRXMonroe, Polk56 min
Jun 22, 12:26 AM EDTSevere Thunderstorm WarningMRXCocke, Greene, Unicoi, Washington49 min
Jun 22, 12:35 AM EDTSevere Thunderstorm WarningMRXHawkins, Sullivan55 min
Jun 22, 1:08 AM EDTSevere Thunderstorm WarningMRXCarter, Johnson, Sullivan, Washington56 min
Jun 22, 10:24 AM EDTSpecial Weather StatementMRXCampbell, Claiborne, Scott66 min
Jun 22, 11:05 AM EDTSpecial Weather StatementMRXAnderson, Campbell, Claiborne, Grainger, Morgan, Scott and 1 more55 min
Jun 22, 11:55 AM EDTSpecial Weather StatementMRXAnderson, Knox, Loudon, Morgan, Roane, Union65 min
Jun 22, 12:06 PM EDTSpecial Weather StatementMRXCocke, Grainger, Greene, Hamblen, Jefferson54 min
Jun 22, 12:44 PM EDTSpecial Weather StatementMRXBlount, Loudon, McMinn, Meigs, Monroe, Polk and 2 more61 min
Jun 22, 1:09 PM EDTSpecial Weather StatementMRXCocke51 min
Jun 22, 1:41 PM EDTSpecial Weather StatementMRXMcMinn, Monroe, Polk64 min
Jun 22, 2:33 PM EDTSpecial Weather StatementMRXPolk42 min
Jun 22, 7:04 PM EDTSpecial Weather StatementMRXMarion41 min
Jun 22, 7:23 PM EDTSevere Thunderstorm WarningMRXMarion52 min
Jun 22, 7:49 PM EDTSpecial Weather StatementMRXHamilton26 min
Jun 22, 7:57 PM EDTSpecial Weather StatementMRXPolk48 min
Jun 22, 2:27 PM EDTSpecial Weather StatementMRXCherokee48 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2019Every severe thunderstorm warning in 2019

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.