Alert archive / Virginia / Special Weather Statements in 2021
Special Weather Statement, NWS Blacksburg, VA
NWS Blacksburg, VA issued this special weather statement at Jul 14, 2021, 8:25 PM EDT for Floyd County, Virginia. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 14, 2021, 8:25 PM EDT (00:25 UTC)
- Expired
- Jul 14, 2021, 9:00 PM EDT
- In force
- 35 min
- Issued by
- NWS Blacksburg, VA
County Floyd County, VA
The radar
The Roanoke radar (KFCX), 21 km from the middle of the area, began a volume at 00:24 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 0.4 hours before the alert went out and 350 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.
- Mixed-layer CAPE
- 196 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 1304 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Jul 14, 8:25 PM EDT, 0 minutes earlier.
Area forecast discussion, Jul 14, 8:25 PM EDT, 0 minutes before
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</html>Hazardous weather outlook, Jul 14, 3:08 PM EDT, 5 hours 17 minutes before
Hazardous Weather Outlook National Weather Service Blacksburg VA 308 PM EDT Wed Jul 14 2021 NCZ001>006-018>020-VAZ007-009>020-022>024-032>035-043>047-058-059- WVZ042>044-507-508-151915- Ashe-Alleghany NC-Surry-Stokes-Rockingham-Caswell-Watauga-Wilkes- Yadkin-Tazewell-Smyth-Bland-Giles-Wythe-Pulaski-Montgomery-Grayson- Carroll-Floyd-Craig-Alleghany VA-Bath-Roanoke-Botetourt-Rockbridge- Patrick-Franklin-Bedford-Amherst-Henry-Pittsylvania-Campbell- Appomattox-Buckingham-Halifax-Charlotte-Mercer-Summers-Monroe- Eastern Greenbrier-Western Greenbrier- 308 PM EDT Wed Jul 14 2021 This Hazardous Weather Outlook is for north central North Carolina, northwest North Carolina, central Virginia, south central Virginia, southwest Virginia, west central Virginia and southeast West Virginia. .DAY ONE...This afternoon and tonight. The probability for widespread hazardous weather is low. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. The probability for widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. RCS
In the hours before
Special weather statement, Jul 14, 3:50 PM EDT, 4 hours 35 minutes before
Special Weather Statement National Weather Service BLACKSBURG VA 350 PM EDT Wed Jul 14 2021 VAZ016-017-032-142015- Patrick-Floyd-Carroll- 350 PM EDT Wed Jul 14 2021 ...A STRONG THUNDERSTORM WITH TORRENTIAL RAINFALL WILL AFFECT SOUTHWESTERN FLOYD...SOUTHEASTERN CARROLL AND CENTRAL PATRICK COUNTIES... At 348 PM EDT, a strong thunderstorm with torrential rainfall was located over Laurel Fork, or 8 miles southwest of Willis, moving east at 15 mph. Torrential rainfall rates of 2 to 4 inches per hour may cause ponding of water on roads. Winds in excess of 30 mph are possible with this storm. Locations impacted include... Fancy Gap... Gladesboro... Laurel Fork... Meadows Of Dan... and Mabry Mill. Torrential rainfall is also occurring with this storm, and may cause localized flooding. Do not drive your vehicle through flooded roadways. LAT...LON 3663 8063 3671 8078 3686 8040 3668 8025 TIME...MOT...LOC 1948Z 264DEG 14KT 3674 8055 WP
Special weather statement, Jul 14, 4:21 PM EDT, 4 hours 4 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
421 PM EDT Wed Jul 14 2021
VAZ017-032-142045-
Patrick-Floyd-
421 PM EDT Wed Jul 14 2021
...A STRONG THUNDERSTORM WILL AFFECT
SOUTHERN FLOYD AND NORTHERN PATRICK COUNTIES...
At 420 PM EDT, a strong thunderstorm was located over Mabry Mill, or
near Woolwine, moving east at 15 mph.
Winds in excess of 30 mph are possible with this storm.
Locations impacted include...
Woolwine...
Meadows Of Dan...
Mabry Mill...
Buffalo Ridge...
Rocky Knob Recreation Area...
Charity...
and Rocky Knob Summit.
Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.
LAT...LON 3668 8046 3669 8046 3670 8045 3671 8047
3676 8048 3688 8023 3687 8023 3687 8022
3666 8007
TIME...MOT...LOC 2020Z 257DEG 15KT 3675 8038
WPSpecial weather statement, Jul 14, 4:39 PM EDT, 3 hours 46 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
439 PM EDT Wed Jul 14 2021
NCZ004-142115-
Stokes-
439 PM EDT Wed Jul 14 2021
...A STRONG THUNDERSTORM WILL AFFECT
SOUTHERN STOKES COUNTY...
At 438 PM EDT, a strong thunderstorm was located over King, or 10
miles east of East Bend, moving east at 20 mph.
Winds in excess of 30 mph, frequent cloud to ground lightning and
heavy rainfall can be expected from this storm.
Locations impacted include...
Walnut Cove...
King...
Pine Hall...
Germanton...
Meadows...
Dillard...
and Belews Lake.
Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.
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.
If you are on or near Belews Lake, get out of the water and move
indoors or inside a vehicle. Remember, lightning can strike out to
10 miles from the parent thunderstorm. If you can hear thunder, you
are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
LAT...LON 3626 8044 3631 8045 3641 8004 3628 8003
3626 8004
TIME...MOT...LOC 2038Z 266DEG 17KT 3627 8033
WPSpecial weather statement, Jul 14, 4:40 PM EDT, 3 hours 45 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
440 PM EDT Wed Jul 14 2021
NCZ006-142115-
Caswell-
440 PM EDT Wed Jul 14 2021
...A STRONG THUNDERSTORM WILL AFFECT
CASWELL COUNTY...
At 440 PM EDT, a strong thunderstorm was located near Providence,
moving east at 20 mph.
Winds in excess of 30 mph and pea size hail are possible with this
storm.
Locations impacted include...
Yanceyville...
Bethel...
Providence...
Jericho...
Milton...
Quick...
and Blanch.
If outdoors, consider seeking shelter inside a building.
Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.
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 3641 7951 3651 7950 3654 7914 3632 7915
3627 7946
TIME...MOT...LOC 2040Z 266DEG 16KT 3645 7939
WPSpecial weather statement, Jul 14, 5:03 PM EDT, 3 hours 22 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
503 PM EDT Wed Jul 14 2021
VAZ047-142130-
Buckingham-
503 PM EDT Wed Jul 14 2021
...A LINE OF STRONG THUNDERSTORMS WILL AFFECT
NORTHERN BUCKINGHAM COUNTY...
At 502 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Centenary to 6 miles east of New
Glasgow. Movement was east at 30 mph.
Winds in excess of 30 mph and pea size hail are possible with these
storms.
Locations impacted include...
Wingina...
New Canton...
Gold Hill...
and Centenary.
If outdoors, consider seeking shelter inside a building.
Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.
LAT...LON 3762 7826 3757 7837 3762 7882 3764 7880
3764 7872 3767 7872 3768 7869 3770 7869
3768 7866 3768 7864 3771 7865 3775 7862
3776 7855 3776 7851 3780 7849 3776 7847
3775 7844 3773 7836 3769 7824
TIME...MOT...LOC 2102Z 267DEG 27KT 3775 7850 3764 7887
WPSpecial weather statement, Jul 14, 8:25 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 3:39 PM EDT | Special Weather Statement | RNK | Rockingham | 36 min |
Nearby
Special Weather Statements in Virginia, 2021Every special weather statement in 2021
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.