Alert archive / North Carolina / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 57, NWS Wakefield, VA

April 22, 2017Southampton County, Virginia; Hertford County, Northampton County, North Carolina

NWS Wakefield, VA issued this severe thunderstorm warning at Apr 22, 2017, 4:06 PM EDT for Southampton County, Virginia; Hertford County, Northampton County, North Carolina. It was in force for 24 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: Apr 22, 2017, 4:06 PM EDT (20:06 UTC)
Expired: Apr 22, 2017, 4:30 PM EDT
In force: 24 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Hertford County, NC, Northampton County, NC, Southampton County, VA

The radar

The Norfolk radar (KAKQ), 56 km from the middle of the area, began a volume at 20:06 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
Apr 22, 3:17 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 8.1 hours before the alert went out and 222 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: 28 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 755 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Wakefield, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 22, 4:01 PM EDT, 5 minutes earlier.

Area forecast discussion, Apr 22, 4:01 PM EDT, 5 minutes before

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Hazardous weather outlook, Apr 22, 3:34 PM EDT, 32 minutes before

Hazardous Weather Outlook
National Weather Service Wakefield VA
334 PM EDT Sat Apr 22 2017

MDZ021>025-VAZ048-061-062-064-068-069-075>078-081>086-089-090-093-
099-100-509>525-231945-
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Fluvanna-Cumberland-Goochland-Caroline-Amelia-Powhatan-Westmoreland-
Richmond-Northumberland-Lancaster-Prince George-Charles City-
New Kent-Gloucester-Middlesex-Mathews-Surry-James City-Isle of Wight-
Accomack-Northampton-Western Louisa-Eastern Louisa-Western Hanover-
Eastern Hanover-Western Chesterfield-
Eastern Chesterfield (Including Col. Heights)-
Western Henrico (Including the City of Richmond)-Eastern Henrico-
Western King William-Eastern King William-Western King and Queen-
Eastern King and Queen-Western Essex-Eastern Essex-York-Newport News-
Hampton/Poquoson-
334 PM EDT Sat Apr 22 2017

This Hazardous Weather Outlook is for southeast Maryland, central
Virginia, east central Virginia, eastern Virginia, north central
Virginia, south central Virginia and southeast Virginia.

.DAY ONE...This Afternoon and Tonight.

Moderate to locally heavy rainfall is possible.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

A frontal boundary will become nearly stationary across North
Carolina Sunday and Sunday night. Meanwhile, low pressure will track
east along the frontal boundary from the mid-south toward the
Carolinas. This will result in periods of moderate to locally heavy
rain across the region from Sunday through Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ013>017-030>032-102-VAZ095>098-231945-
Hertford-Gates-Pasquotank-Camden-Western Currituck-Bertie-Chowan-
Perquimans-Eastern Currituck-Norfolk/Portsmouth-Suffolk-Chesapeake-
Virginia Beach-
334 PM EDT Sat Apr 22 2017

This Hazardous Weather Outlook is for northeast North Carolina and
southeast Virginia.

.DAY ONE...This Afternoon and Tonight.

Scattered thunderstorms will be possible this evening along a
southward moving cold front. Strong wind gusts and hail are possible
across northeast North Carolina.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

A frontal boundary will become nearly stationary just south of the
outlook area across North Carolina Sunday and Sunday night.
Meanwhile, low pressure will track east along the frontal boundary
from the Mid-South toward the Carolinas. This will result in periods
of locally heavy rain across the region from Sunday through Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ012-VAZ060-065>067-079-080-087-088-092-231945-
Northampton-Prince Edward-Mecklenburg-Lunenburg-Nottoway-Brunswick-
Dinwiddie-Greensville-Sussex-Southampton-
334 PM EDT Sat Apr 22 2017

...SEVERE THUNDERSTORM WATCH 157 IN EFFECT UNTIL 9 PM EDT THIS
EVENING...

This Hazardous Weather Outlook is for northeast North Carolina,
central Virginia, south central Virginia and southeast Virginia.

.DAY ONE...This Afternoon and Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Severe Thunderstorm Watch.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

A frontal boundary will become nearly stationary across North
Carolina Sunday and Sunday night. Meanwhile, low pressure will track
east along the frontal boundary from the Mid-South toward the
Carolinas. This will result in periods of locally heavy rain across
the region from Sunday through Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is now active.

In the hours before

Special weather statement, Apr 22, 2:23 PM EDT, 1 hour 43 minutes before

Special Weather Statement
National Weather Service Wakefield VA
223 PM EDT SAT APR 22 2017

VAZ080-081-088-221900-
Prince George-Dinwiddie-Sussex-
223 PM EDT SAT APR 22 2017

...A THUNDERSTORM WITH HEAVY RAIN WILL AFFECT WESTERN PRINCE
GEORGE...NORTH CENTRAL SUSSEX AND NORTHEASTERN DINWIDDIE COUNTIES
AND THE CITY OF PETERSBURG...

At 222 PM EDT, a thunderstorm with heavy rain was located over
Dinwiddie, moving east at 25 to 30 mph.

Wind gusts up to 30 mph are possible with this thunderstorm.
Rainfall amounts of up to 1 inch are possible with this shower.

Locations impacted include...
Petersburg, Dinwiddie, Disputanta, Fort Lee, Prince George, Carson,
Newville, Burgess, Addison, Reams, Petersburg National Battlefield,
New Bohemia, Center Star, Church Road, Petersburg Airport, Five
Forks, Richard Bland College, Templeton, Prince George Golf and
Butterworth.

Motorists should use extra caution in the vicinity of this shower. Be
prepared for rapid changes in weather and road conditions. Heavy rain
could cause ponding of water on roads...and possible minor flooding
of ditches and poor drainage areas.

LAT...LON 3699 7763 3717 7766 3727 7719 3700 7715
TIME...MOT...LOC 1822Z 262DEG 25KT 3710 7755

44

Special weather statement, Apr 22, 2:47 PM EDT, 1 hour 19 minutes before

Special Weather Statement
National Weather Service Wakefield VA
247 PM EDT SAT APR 22 2017

VAZ065-221930-
Mecklenburg-
247 PM EDT SAT APR 22 2017

...A STRONG THUNDERSTORM WILL AFFECT WESTERN MECKLENBURG COUNTY...

At 247 PM EDT, a strong thunderstorm was located near Hitesburg, or
near South Boston, moving northeast at 35 mph.

Wind gusts in excess of 40 mph and half inch hail are possible with
this storm.

Locations impacted include...
Chase City, Clarksville, Boydton, Buffalo Springs, Fairview, Rogers
Corner, Spanish Grove, Buffalo Junction, Finchley, Finneywood,
Skipwith and John H Kerr Reservoir.

Strong wind gusts are possible with this storm. These wind gusts are
capable of knocking down tree limbs...small or weakened trees...and
blowing around trash cans...potted plants...lawn furniture and other
light outdoor objects.

Motorists should use extra caution in the vicinity of this storm. Be
prepared for rapid changes in weather and road conditions. Heavy rain
could cause ponding of water on roads...and possible minor flooding
of ditches and poor drainage areas.

LAT...LON 3658 7873 3658 7872 3664 7871 3667 7870
      3668 7870 3668 7869 3669 7865 3664 7858
      3664 7856 3670 7865 3689 7849 3661 7831
      3655 7874
TIME...MOT...LOC 1847Z 241DEG 29KT 3665 7881

Butner

Special weather statement, Apr 22, 3:21 PM EDT, 45 minutes before

Special Weather Statement
National Weather Service Wakefield VA
321 PM EDT SAT APR 22 2017

NCZ012-221945-
Northampton-
321 PM EDT SAT APR 22 2017

...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL NORTHAMPTON
COUNTY...

At 320 PM EDT, a strong thunderstorm was located over Garysburg,
moving northeast at 35 mph.

Wind gusts in excess of 40 mph and half inch hail are possible with
this storm. In addition...Rainfall amounts of up to 1 inch are
possible with this storm.

Locations impacted include...
Garysburg, Gaston, Seaboard, Weldon, Jackson, Mud Castle, Pleasant
Grove, Pleasant Hill, Margarettsville, Gumberry and Galatia.

If you see lightning or hear thunder...you are at risk. Take shelter
indoors immediately. If you cannot find shelter in a building a
vehicle provides safety from lightning.

Strong wind gusts are possible with this storm. These wind gusts are
capable of knocking down tree limbs...small or weakened trees...and
blowing around trash cans...potted plants...lawn furniture and other
light outdoor objects.

This storm 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 7758 3638 7755 3641 7755 3642 7756
      3642 7759 3644 7760 3645 7763 3648 7764
      3648 7765 3654 7766 3654 7720 3638 7743
      3633 7758
TIME...MOT...LOC 1920Z 243DEG 31KT 3642 7756

44

Special weather statement, Apr 22, 3:24 PM EDT, 42 minutes before

Special Weather Statement
National Weather Service Wakefield VA
324 PM EDT SAT APR 22 2017

VAZ065-066-222015-
Mecklenburg-Lunenburg-
324 PM EDT SAT APR 22 2017

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL MECKLENBURG AND SOUTHERN
LUNENBURG COUNTIES...

At 324 PM EDT, a strong thunderstorm was located near Boydton, or
near Chase City, moving east at 35 mph.

Wind gusts in excess of 40 mph and half inch hail are possible with
this storm.

Locations impacted include...
South Hill, Chase City, Kenbridge, La Crosse, Boydton, Dundas, Bacons
Fork, Gary, Wilburn, Spanish Grove, Gills Corner, Finchley, North
View, Skipwith, Forksville, Lafoon Corner, Fairview, Rogers Corner,
Oral Oaks and Baskerville.

Strong wind gusts are possible with this storm. These wind gusts are
capable of knocking down tree limbs...small or weakened trees...and
blowing around trash cans...potted plants...lawn furniture and other
light outdoor objects.

Motorists should use extra caution in the vicinity of this storm. Be
prepared for rapid changes in weather and road conditions. Heavy rain
could cause ponding of water on roads...and possible minor flooding
of ditches and poor drainage areas.

LAT...LON 3683 7854 3698 7801 3671 7803 3661 7855
      3675 7861
TIME...MOT...LOC 1924Z 250DEG 31KT 3671 7849

Butner

Special weather statement, Apr 22, 3:26 PM EDT, 40 minutes before

Special Weather Statement
National Weather Service Wakefield VA
326 PM EDT SAT APR 22 2017

NCZ016-017-102-222000-
Eastern Currituck-Camden-Western Currituck-
326 PM EDT SAT APR 22 2017

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL CAMDEN AND NORTHEASTERN
CURRITUCK COUNTIES...

At 326 PM EDT, a strong thunderstorm was located near Camden, moving
northeast at 35 mph.

Wind gusts in excess of 40 mph and half inch hail are possible with
this storm. In addition...Rainfall amounts of up to 1 inch are
possible with this storm.

Locations impacted include...
Currituck, Camden, Indiantown, Moyock, Knotts Island, Corolla,
Belcross, Snowden, Gregory, Barco, Coinjock, Waterlily, Spences
Corner, Sligo, Lambs Corner, Shawboro and Maple.

If you see lightning or hear thunder...you are at risk. Take shelter
indoors immediately. If you cannot find shelter in a building a
vehicle provides safety from lightning.

Strong wind gusts are possible with this storm. These wind gusts are
capable of knocking down tree limbs...small or weakened trees...and
blowing around trash cans...potted plants...lawn furniture and other
light outdoor objects.

This storm 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 3630 7617 3630 7620 3631 7620 3632 7618
      3633 7622 3634 7621 3635 7623 3637 7623
      3637 7624 3641 7627 3655 7605 3655 7587
      3635 7581 3632 7600 3633 7602 3632 7602
      3632 7603 3629 7616
TIME...MOT...LOC 1926Z 243DEG 30KT 3637 7617

44

Special weather statement, Apr 22, 3:37 PM EDT, 29 minutes before

Special Weather Statement
National Weather Service Wakefield VA
337 PM EDT SAT APR 22 2017

VAZ060-066-067-222015-
Lunenburg-Nottoway-Prince Edward-
337 PM EDT SAT APR 22 2017

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHEASTERN PRINCE
EDWARD...LUNENBURG AND SOUTHWESTERN NOTTOWAY COUNTIES...

At 336 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Keysville to near Wylliesburg.
Movement was east at 25 mph.

Wind gusts in excess of 40 mph and half inch hail are possible with
these storms.

Locations impacted include...
Blackstone, Victoria, Kenbridge, Lunenburg, Kells Corner, Rehoboth,
Irby, Wilburn, Briery, Arvins Store, Murdocks, Nutbush, The Falls,
Plantersville, Blevins Corner, Pleasant Grove, Meherrin, Oral Oaks,
Rubermount and Gary.

Strong wind gusts are possible with these storms. These wind gusts
are capable of knocking down tree limbs...small or weakened trees...
and blowing around trash cans...potted plants...lawn furniture and
other light outdoor objects.

Motorists should use extra caution in the vicinity of these storms.
Be prepared for rapid changes in weather and road conditions. Heavy
rain could cause ponding of water on roads...and possible minor
flooding of ditches and poor drainage areas.

LAT...LON 3712 7850 3711 7799 3682 7811 3682 7829
      3685 7833 3684 7835 3686 7837 3685 7842
      3687 7843 3687 7846 3689 7849 3690 7849
      3708 7844 3709 7846 3709 7848
TIME...MOT...LOC 1936Z 268DEG 24KT 3707 7845 3684 7855

Butner

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 21, 8:14 PM EDT	Tornado Warning	AKQ	Northumberland, Westmoreland	16 min
Apr 21, 8:27 PM EDT	Special Weather Statement	AKQ	James City, King and Queen, New Kent	48 min
Apr 21, 8:32 PM EDT	Severe Thunderstorm Warning	AKQ	Northumberland, Richmond	28 min
Apr 21, 9:13 PM EDT	Special Weather Statement	AKQ	Gloucester, Mathews, Northampton	47 min
Apr 21, 9:23 PM EDT	Special Weather Statement	AKQ	Accomack	37 min
Apr 21, 9:55 PM EDT	Special Weather Statement	AKQ	Accomack	50 min
Apr 22, 4:25 AM EDT	Small Craft Advisory	AKQ		3 days
Apr 22, 2:23 PM EDT	Special Weather Statement	AKQ	Dinwiddie, Prince George, City of Petersburg	37 min
Apr 22, 2:47 PM EDT	Special Weather Statement	AKQ	Mecklenburg	43 min
Apr 22, 2:57 PM EDT	Tornado Warning	AKQ	Mecklenburg	33 min
Apr 22, 3:24 PM EDT	Special Weather Statement	AKQ	Mecklenburg	51 min
Apr 22, 3:31 PM EDT	Severe Thunderstorm Warning	AKQ	Greensville, Southampton, Sussex	29 min
Apr 22, 3:37 PM EDT	Special Weather Statement	AKQ	Lunenburg	38 min
Apr 22, 3:44 PM EDT	Severe Thunderstorm Warning	AKQ	Lunenburg, Mecklenburg	46 min
Apr 22, 3:48 PM EDT	Severe Thunderstorm Warning	AKQ	Southampton	27 min
Apr 22, 3:50 PM EDT	Tornado Warning	AKQ	Lunenburg, Mecklenburg	25 min
Apr 22, 3:57 PM EDT	Severe Thunderstorm Warning	AKQ	Southampton, Sussex	19 min
Apr 22, 4:05 PM EDT	Tornado Warning	AKQ	Brunswick, Lunenburg, Mecklenburg	25 min
Apr 22, 4:22 PM EDT	Tornado Warning	AKQ	Brunswick, Mecklenburg	23 min
Apr 22, 4:26 PM EDT	Severe Thunderstorm Warning	AKQ	Southampton, City of Suffolk	30 min
Apr 22, 4:37 PM EDT	Tornado Warning	AKQ	Brunswick, Greensville, City of Emporia	23 min
Apr 22, 4:53 PM EDT	Severe Thunderstorm Warning	AKQ	Brunswick, Greensville, Southampton, Sussex, City of Emporia	24 min
Apr 22, 4:55 PM EDT	Special Weather Statement	AKQ	City of Suffolk	50 min
Apr 22, 5:30 PM EDT	Special Weather Statement	AKQ	Southampton, City of Franklin	30 min
Apr 22, 3:21 PM EDT	Special Weather Statement	AKQ	Northampton	24 min
Apr 22, 3:26 PM EDT	Special Weather Statement	AKQ	Camden, Currituck	34 min
Apr 21, 9:19 PM EDT	Special Weather Statement	AKQ	Somerset	41 min
Apr 21, 10:01 PM EDT	Special Weather Statement	AKQ	Somerset	44 min
Apr 22, 12:38 AM EDT	Special Weather Statement	AKQ	Dorchester	52 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2017 Severe Thunderstorm Warnings in Virginia, 2017 Every severe thunderstorm warning in 2017

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.