Alert archive / Virginia / Special Weather Statements in 2018

Special Weather Statement, NWS Wakefield, VA

August 6, 2018City of Colonial Heights, Virginia

NWS Wakefield, VA issued this special weather statement at Aug 6, 2018, 4:16 PM EDT for City of Colonial Heights, Virginia. It was in force for 29 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: Aug 6, 2018, 4:16 PM EDT (20:16 UTC)
Expired: Aug 6, 2018, 4:45 PM EDT
In force: 29 min
Issued by: NWS Wakefield, VA

County City of Colonial Heights, VA

The radar

The Norfolk radar (KAKQ), 54 km from the middle of the area, began a volume at 20:19 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

Roanoke, VA (KRNK), launched 12:00Z, 8.3 hours before the alert went out and 176 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: 49 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 1269 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Wakefield, VA wrote its last area forecast discussion before this special weather statement went out at Aug 6, 4:05 PM EDT, 11 minutes earlier.

Area forecast discussion, Aug 6, 4:05 PM EDT, 11 minutes before

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Hazardous weather outlook, Aug 6, 3:41 PM EDT, 35 minutes before

Hazardous Weather Outlook
National Weather Service Wakefield VA
341 PM EDT Mon Aug 6 2018

MDZ021>025-NCZ012>017-030>032-102-VAZ048-060>062-064>069-075>090-092-
093-095>100-509>525-071945-
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Northampton-Hertford-Gates-Pasquotank-Camden-Western Currituck-
Bertie-Chowan-Perquimans-Eastern Currituck-Fluvanna-Prince Edward-
Cumberland-Goochland-Caroline-Mecklenburg-Lunenburg-Nottoway-Amelia-
Powhatan-Westmoreland-Richmond-Northumberland-Lancaster-Brunswick-
Dinwiddie-Prince George-Charles City-New Kent-Gloucester-Middlesex-
Mathews-Greensville-Sussex-Surry-James City-Southampton-
Isle of Wight-Norfolk/Portsmouth-Suffolk-Chesapeake-Virginia Beach-
Accomack-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-
341 PM EDT Mon Aug 6 2018

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

.DAY ONE...This Afternoon and Tonight.

Scattered thunderstorms will continue through early this evening.
Locally heavy rainfall is possible from the stronger storms.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Scattered afternoon and early evening thunderstorms are possible on
Tuesday and again on Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

MRD

In the hours before

Local storm report, Aug 6, 3:21 PM EDT, 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WAKEFIELD VA
321 PM EDT MON AUG 6 2018

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

0235 PM     TSTM WND DMG     1 WSW FENTRESS          36.69N 76.21W
08/06/2018                   CITY OF CHESAPEAKE VA   EMERGENCY MNGR

            TREES REPORTED DOWN IN THE GREAT BRIDGE
            AREA.

&&

JO

Local storm report, Aug 6, 3:26 PM EDT, 50 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WAKEFIELD VA
326 PM EDT MON AUG 6 2018

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

0311 PM     FLOOD            1 NNE GREENBRIER        36.80N 76.20W
08/06/2018                   CITY OF VIRGINIA BEVA   DEPT OF HIGHWAYS

            HIGH WATER ON I-64 AT MM 291. VEHICLE
            ACCIDENT DUE TO HIGH WATER REPORTED.

&&

05

Special weather statement, Aug 6, 3:39 PM EDT, 37 minutes before

Special Weather Statement
National Weather Service Wakefield VA
339 PM EDT MON AUG 6 2018

VAZ075>078-062030-
Northumberland-Richmond-Westmoreland-Lancaster-
339 PM EDT MON AUG 6 2018

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN NORTHUMBERLAND...
RICHMOND...SOUTHEASTERN WESTMORELAND AND NORTHWESTERN LANCASTER
COUNTIES...

At 338 PM EDT, a strong thunderstorm was located near Haynesville, or
near Warsaw, moving south at 10 mph.

Wind gusts in excess of 30 mph and pea size hail are possible with
this storm. In addition...Rainfall amounts of up to 1 inch are
possible.

Locations impacted include...
Warsaw, Robley, Callao, Morattico, Hague, Sharps, Farnham,
Haynesville, Threeway, Tidewater, Lyells, Kennard, Dodlyt, Piney
Grove, Lara, Wellford, Ethel, Village, Moon Corner and Oldhams.

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.

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

LAT...LON 3801 7658 3803 7657 3802 7656 3782 7646
      3779 7663 3780 7663 3778 7667 3783 7673
      3787 7677 3790 7678 3791 7680 3804 7681
      3808 7663
TIME...MOT...LOC 1938Z 346DEG 9KT 3799 7669

jfoster

Special weather statement, Aug 6, 4:02 PM EDT, 14 minutes before

Special Weather Statement
National Weather Service Wakefield VA
402 PM EDT MON AUG 6 2018

VAZ081-062030-
Prince George-
402 PM EDT MON AUG 6 2018

...A THUNDERSTORM WITH HEAVY RAIN WILL AFFECT WESTERN PRINCE GEORGE
COUNTY AND THE SOUTHEASTERN CITY OF PETERSBURG...

At 401 PM EDT, a thunderstorm with heavy rain was located near Prince
George, or near Disputanta, moving southeast at 10 mph.

Rainfall amounts of 1 to 2 inches are possible with this storm.

Locations impacted include...
Petersburg, Disputanta, Fort Lee, Prince George, New Bohemia, Richard
Bland College, Templeton and Prince George Golf.

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

LAT...LON 3726 7727 3714 7712 3711 7716 3710 7718
      3702 7735 3719 7741
TIME...MOT...LOC 2001Z 313DEG 8KT 3717 7727

05

Special weather statement, Aug 6, 4:14 PM EDT, 2 minutes before

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Special weather statement, Aug 6, 4:16 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 5, 8:19 PM EDT	Special Weather Statement	AKQ	Lunenburg	41 min
Aug 6, 8:18 AM EDT	Special Weather Statement	AKQ	Dinwiddie	42 min
Aug 6, 8:38 AM EDT	Special Weather Statement	AKQ	Dinwiddie	52 min
Aug 6, 8:59 AM EDT	Special Weather Statement	AKQ	Dinwiddie	46 min
Aug 6, 9:45 AM EDT	Special Weather Statement	AKQ	Sussex	30 min
Aug 6, 12:08 PM EDT	Special Weather Statement	AKQ	Accomack	52 min
Aug 6, 1:01 PM EDT	Special Weather Statement	AKQ	City of Richmond	44 min
Aug 6, 1:04 PM EDT	Special Weather Statement	AKQ	Northumberland	41 min
Aug 6, 1:22 PM EDT	Special Weather Statement	AKQ	Charles City	38 min
Aug 6, 1:48 PM EDT	Areal Flood Advisory	AKQ	Charles City, Henrico, New Kent	117 min
Aug 6, 1:53 PM EDT	Special Weather Statement	AKQ	City of Virginia Beach	37 min
Aug 6, 2:08 PM EDT	Severe Thunderstorm Warning	AKQ	City of Chesapeake, City of Virginia Beach	52 min
Aug 6, 2:12 PM EDT	Special Weather Statement	AKQ	Greensville, City of Emporia	48 min
Aug 6, 2:19 PM EDT	Areal Flood Warning	AKQ	City of Chesapeake, City of Virginia Beach	118 min
Aug 6, 2:22 PM EDT	Special Weather Statement	AKQ	Chesterfield, City of Colonial Heights, City of Petersburg	38 min
Aug 6, 2:34 PM EDT	Special Weather Statement	AKQ	Richmond	41 min
Aug 6, 2:54 PM EDT	Special Weather Statement	AKQ	Hanover	51 min
Aug 6, 3:06 PM EDT	Areal Flood Advisory	AKQ	City of Chesapeake, City of Portsmouth	113 min
Aug 6, 3:39 PM EDT	Special Weather Statement	AKQ	Richmond	51 min
Aug 6, 4:02 PM EDT	Special Weather Statement	AKQ	Prince George	28 min
Aug 6, 4:14 PM EDT	Special Weather Statement	AKQ	Middlesex	31 min
Aug 6, 4:20 PM EDT	Severe Thunderstorm Warning	AKQ	Gloucester, Mathews, Middlesex	25 min
Aug 6, 4:22 PM EDT	Special Marine Warning	AKQ		38 min
Aug 6, 4:25 PM EDT	Areal Flood Advisory	AKQ	Prince George, Surry, Sussex, City of Petersburg	66 min
Aug 6, 4:35 PM EDT	Special Weather Statement	AKQ	Prince George	40 min
Aug 6, 4:37 PM EDT	Special Weather Statement	AKQ	City of Suffolk	38 min
Aug 6, 5:09 PM EDT	Special Weather Statement	AKQ	Lancaster	36 min
Aug 6, 5:47 PM EDT	Special Weather Statement	AKQ	Dinwiddie	43 min
Aug 6, 6:25 PM EDT	Special Weather Statement	AKQ	James City	35 min
Aug 6, 7:30 PM EDT	Special Weather Statement	AKQ	Louisa	30 min
Aug 6, 12:43 PM EDT	Special Weather Statement	AKQ	Worcester	47 min
Aug 6, 1:27 PM EDT	Special Weather Statement	AKQ	Worcester	48 min
Aug 6, 2:01 PM EDT	Special Weather Statement	AKQ	Worcester	44 min
Aug 6, 1:15 PM EDT	Special Weather Statement	AKQ	Currituck	45 min
Aug 6, 1:56 PM EDT	Special Weather Statement	AKQ	Northampton	49 min
Aug 6, 2:48 PM EDT	Special Weather Statement	AKQ	Camden	42 min
Aug 6, 6:06 PM EDT	Special Weather Statement	AKQ	Chowan	24 min

Nearby

Special Weather Statements in Virginia, 2018 Every special weather statement in 2018

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.