Alert archive / Virginia / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 118, NWS Blacksburg, VA

June 24, 20194 counties in Virginia

NWS Blacksburg, VA issued this severe thunderstorm warning at Jun 24, 2019, 10:16 PM EDT for 4 counties in Virginia. It was in force for 43 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 24, 2019, 10:16 PM EDT (02:16 UTC)
Expired: Jun 24, 2019, 10:59 PM EDT
In force: 43 min
Issued by: NWS Blacksburg, VA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bedford County, VA, Botetourt County, VA, Franklin County, VA, Rockbridge County, VA

The radar

The Roanoke radar (KFCX), 70 km from the middle of the area, began a volume at 02:18 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.

Issued	Product	Office	Lasted
Jun 24, 6:28 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 2.3 hours before the alert went out and 150 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: 1228 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 1560 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 119 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 24, 7:32 PM EDT, 2 hours 44 minutes earlier.

Area forecast discussion, Jun 24, 7:32 PM EDT, 2 hours 44 minutes before

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Hazardous weather outlook, Jun 24, 6:32 PM EDT, 3 hours 44 minutes before

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In the hours before

Special weather statement, Jun 24, 5:45 PM EDT, 4 hours 31 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
545 PM EDT Mon Jun 24 2019

VAZ018-019-022-WVZ043-044-507-508-242245-
Craig-Roanoke-Alleghany-Western Greenbrier-Summers-Eastern
Greenbrier-Monroe-
545 PM EDT Mon Jun 24 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT
SUMMERS...MONROE...GREENBRIER...ALLEGHANY...AND CRAIG COUNTIES UNTIL
645 PM EDT...

At 544 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Lick Creek to Union to Abbott.
Movement was north at 25 mph.

Winds in excess of 30 mph and pea size hail are possible with these
storms.

Locations impacted include...
Alleghany...
Covington...
Clifton Forge...
Lewisburg...
and Hinton.

This includes The following Location The West Virginia State
Fairgrounds.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 3782 7980 3770 7992 3764 8003 3758 7999
      3733 8019 3745 8050 3748 8051 3746 8091
      3748 8094 3770 8091 3767 8090 3768 8088
      3773 8090 3784 8088 3787 8075 3795 8081
      3799 8077 3801 8079 3808 8031
TIME...MOT...LOC 2144Z 198DEG 24KT 3753 8090 3758 8051 3740 8017

RAB

Special weather statement, Jun 24, 6:02 PM EDT, 4 hours 14 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
602 PM EDT Mon Jun 24 2019

NCZ001-002-018-VAZ009-015-242300-
Ashe-Watauga-Alleghany-Grayson-Smyth-
602 PM EDT Mon Jun 24 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHERN
SMYTH...CENTRAL AND WESTERN GRAYSON...WESTERN ALLEGHANY...ASHE...AND
WATAUGA COUNTIES, UNTIL 700 PM EDT...

At 601 PM EDT, radar indicated strong thunderstorms along a line
extending from near Marion to near Trout to 7 miles
south of Hampton. Movement was northeast at 35 mph.

Winds in excess of 40 mph and dime size hail are possible with these
storms. Occasional lightning and very heavy rainfall can also be
expected with this activity.

Locations impacted include...
Boone...
Jefferson...
West Jefferson...
Blowing Rock...
and Independence.

This includes The following Location Appalachian State University.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 3636 8180 3634 8171 3641 8174 3647 8170
      3653 8171 3662 8161 3666 8163 3675 8156
      3678 8102 3639 8121 3637 8136 3629 8137
      3629 8141 3625 8147 3619 8146 3612 8154
      3611 8181 3621 8191 3628 8191
TIME...MOT...LOC 2201Z 240DEG 32KT 3678 8149 3638 8168 3617 8218

RAB

Special weather statement, Jun 24, 7:25 PM EDT, 2 hours 51 minutes before

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Special weather statement, Jun 24, 7:30 PM EDT, 2 hours 46 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
730 PM EDT Mon Jun 24 2019

VAZ020-250030-
Bath-
730 PM EDT Mon Jun 24 2019

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT CENTRAL AND NORTHERN
BATH COUNTY UNTIL 830 PM EDT...

At 728 PM EDT, strong thunderstorms were clustered between
Mountain Grove and Williamsville, moving northeast at 35 mph.

Winds in excess of 30 mph and half inch hail are possible with this
storm. Very heavy rainfall and occasional lightning can also be
expected.

Locations impacted include...
Millboro...
Warm Springs...
Nimrod Hall...
Mountain Grove...
and Burnsville.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 3822 7971 3820 7956 3818 7951 3815 7953
      3817 7949 3816 7944 3810 7949 3809 7948
      3804 7952 3803 7951 3795 7958 3793 7961
      3790 7963 3809 7995 3810 7993 3813 7995
      3815 7992 3818 7992 3827 7980
TIME...MOT...LOC 2328Z 214DEG 32KT 3813 7985

RAB

Local storm report, Jun 24, 7:38 PM EDT, 2 hours 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
738 PM EDT MON JUN 24 2019

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

0712 PM     TSTM WND DMG     3 SSW FLATWOOD          36.51N 81.65W
06/24/2019                   ASHE               NC   911 CALL CENTER

            TREE DOWN IN ROADWAY IN THE 1000 BLOCK OF
            ROARING FORK ROAD, NEAR INTERSECTION WITH
            BRYAN DAVIS ROAD. TIME FROM RADAR.

&&

VFJ

Special weather statement, Jun 24, 7:42 PM EDT, 2 hours 34 minutes before

Special Weather Statement
National Weather Service BLACKSBURG VA
742 PM EDT Mon Jun 24 2019

NCZ001-018-019-250045-
Ashe-Wilkes-Watauga-
742 PM EDT Mon Jun 24 2019

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT ASHE...WILKES...AND
WATAUGA COUNTIES THROUGH 845 PM EDT...

At 741 PM EDT, radar indicated strong thunderstorms were located
along a line extending from Sands to near Grandfather Mountain State
Park. Movement was east at 30 mph.

Winds in excess of 30 mph and pea size hail are possible with these
storms.

Locations impacted include...
Boone...
Wilkesboro...
Blowing Rock...
Deep Gap...
and Mc Grady.

This includes Appalachian State University.

Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.

A Severe Thunderstorm Watch remains in effect until 100 AM EDT for
northwestern North Carolina...and southwestern Virginia.

LAT...LON 3602 8135 3604 8140 3605 8139 3607 8141
      3608 8143 3607 8144 3609 8146 3609 8147
      3610 8148 3610 8151 3612 8155 3611 8180
      3635 8163 3634 8105 3599 8132
TIME...MOT...LOC 2341Z 276DEG 28KT 3626 8163 3608 8177

RAB

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 24, 8:55 PM EDT	Special Weather Statement	RNK	Carroll, Craig, Floyd, Franklin, Giles, Grayson and 8 more	50 min
Jun 24, 9:02 PM EDT	Special Weather Statement	RNK	Alleghany, Bath, Botetourt, Rockbridge, City of Buena Vista, City of Covington and 1 more	58 min
Jun 24, 11:12 PM EDT	Special Weather Statement	RNK	Pittsylvania	48 min
Jun 24, 8:27 PM EDT	Special Weather Statement	RNK	Greenbrier	63 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2019 Every 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.