Alert archive / Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Wakefield, VA

July 1, 2021Louisa County, Virginia

NWS Wakefield, VA issued this special weather statement at Jul 1, 2021, 1:39 PM EDT for Louisa County, Virginia. It was in force for 36 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 1, 2021, 1:39 PM EDT (17:39 UTC)
Expired
Jul 1, 2021, 2:15 PM EDT
In force
36 min
Issued by
NWS Wakefield, VA

County Louisa County, VA

The radar

The Sterling radar (KLWX), 106 km from the middle of the area, began a volume at 17:40 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 12:00Z, 5.7 hours before the alert went out and 106 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, Washington/Dulle, VA at 12:00Z on 2021-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 604 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, Washington/Dulle, VA at 12:00Z on 2021-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
604 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
928 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.2

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 Jul 1, 10:51 AM EDT, 2 hours 48 minutes earlier.

Area forecast discussion, Jul 1, 10:51 AM EDT, 2 hours 48 minutes before
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Jul 1, 4:08 AM EDT, 9 hours 31 minutes before
Hazardous Weather Outlook
National Weather Service Wakefield VA
408 AM EDT Thu Jul 1 2021

MDZ021>025-VAZ048-060>062-064-066>069-075>078-080>086-090-099-100-
509>522-020815-
Dorchester-Wicomico-Somerset-Inland Worcester-Maryland Beaches-
Fluvanna-Prince Edward-Cumberland-Goochland-Caroline-Lunenburg-
Nottoway-Amelia-Powhatan-Westmoreland-Richmond-Northumberland-
Lancaster-Dinwiddie-Prince George-Charles City-New Kent-Gloucester-
Middlesex-Mathews-James City-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-
408 AM EDT Thu Jul 1 2021

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...Today and tonight.

Showers and thunderstorms are likely across the area this afternoon
through Friday. Locally heavy rainfall is expected, and a few
strong to severe thunderstorms are possible this afternoon and
early evening. The main threat will be damaging wind gusts.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ012>017-030>032-102-VAZ065-079-087>089-092-093-095>098-523>525-
020815-
Northampton-Hertford-Gates-Pasquotank-Camden-Western Currituck-
Bertie-Chowan-Perquimans-Eastern Currituck-Mecklenburg-Brunswick-
Greensville-Sussex-Surry-Southampton-Isle of Wight-
Norfolk/Portsmouth-Suffolk-Chesapeake-Virginia Beach-York-
Newport News-Hampton/Poquoson-
408 AM EDT Thu Jul 1 2021

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

.DAY ONE...Today and tonight.

Showers and thunderstorms are expected to spread across the area
tonight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Showers and thunderstorms continue Friday. Locally heavy rainfall is
expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jul 1, 1:39 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Wakefield VA
139 PM EDT Thu Jul 1 2021

VAZ509-510-011815-
Western Louisa-Eastern Louisa-
139 PM EDT Thu Jul 1 2021

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN LOUISA COUNTY...

At 138 PM EDT, a strong thunderstorm was located near Mineral, moving
east at 30 mph.

Wind gusts in excess of 40 mph are possible with this storm.

Locations impacted include...
Louisa, Mineral, Bumpass, Pendleton, Louisa Airport, Fredericks Hall,
Green Springs, Byrd Mill, Trevilians, Wares Crossroads and Zion
Crossroads.

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 3813 7808 3812 7797 3811 7793 3812 7792
      3811 7791 3811 7788 3810 7786 3810 7784
      3808 7781 3807 7778 3806 7778 3805 7775
      3803 7775 3803 7773 3802 7772 3796 7773
      3797 7822
TIME...MOT...LOC 1738Z 271DEG 27KT 3808 7785

Miller

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 3:56 AM EDTSmall Craft AdvisoryAKQ33 hr
Jul 1, 1:47 PM EDTSpecial Weather StatementAKQPrince Edward43 min
Jul 1, 1:59 PM EDTSevere Thunderstorm WarningAKQCaroline46 min
Jul 1, 2:04 PM EDTSpecial Weather StatementAKQSussex41 min
Jul 1, 2:35 PM EDTSpecial Weather StatementAKQHanover40 min
Jul 1, 2:37 PM EDTSevere Thunderstorm WarningAKQEssex, Westmoreland23 min
Jul 1, 2:51 PM EDTSpecial Weather StatementAKQCaroline24 min
Jul 1, 2:59 PM EDTSpecial Weather StatementAKQYork46 min
Jul 1, 3:00 PM EDTSpecial Marine WarningAKQ60 min
Jul 1, 3:03 PM EDTSpecial Weather StatementAKQChesterfield, Henrico, Nottoway42 min
Jul 1, 3:11 PM EDTSpecial Weather StatementAKQFluvanna49 min
Jul 1, 3:18 PM EDTSevere Thunderstorm WarningAKQCharles City, Chesterfield, Henrico, City of Colonial Heights, City of Hopewell42 min
Jul 1, 3:29 PM EDTSevere Thunderstorm WarningAKQCharles City, Chesterfield, Henrico, Prince George, City of Colonial Heights, City of Hopewell and 1 more46 min
Jul 1, 3:33 PM EDTSpecial Marine WarningAKQ57 min
Jul 1, 3:41 PM EDTSpecial Weather StatementAKQNottoway49 min
Jul 1, 3:49 PM EDTSevere Thunderstorm WarningAKQCharles City, James City, New Kent41 min
Jul 1, 4:07 PM EDTSpecial Weather StatementAKQHanover53 min
Jul 1, 4:26 PM EDTSpecial Marine WarningAKQ79 min
Jul 1, 4:28 PM EDTSevere Thunderstorm WarningAKQEssex, Gloucester, James City, King and Queen, King William, Lancaster and 5 more62 min
Jul 1, 4:40 PM EDTSpecial Weather StatementAKQAmelia, Powhatan, Prince Edward50 min
Jul 1, 5:10 PM EDTSpecial Weather StatementAKQKing and Queen, King William, City of Richmond50 min
Jul 1, 5:29 PM EDTSevere Thunderstorm WarningAKQAccomack29 min
Jul 1, 5:35 PM EDTSpecial Marine WarningAKQ70 min
Jul 1, 6:00 PM EDTSpecial Weather StatementAKQAccomack60 min
Jul 1, 6:02 PM EDTSpecial Weather StatementAKQAmelia, Chesterfield, Lunenburg, Nottoway, Prince Edward58 min
Jul 1, 6:51 PM EDTSpecial Marine WarningAKQ54 min
Jul 1, 7:04 PM EDTSpecial Marine WarningAKQ56 min
Jul 1, 7:20 PM EDTSpecial Weather StatementAKQCharles City, Prince George, Sussex, City of Colonial Heights, City of Hopewell, City of Petersburg40 min
Jul 1, 3:51 PM EDTSevere Thunderstorm WarningAKQDorchester, Wicomico54 min
Jul 1, 4:15 PM EDTSevere Thunderstorm WarningAKQDorchester30 min
Jul 1, 4:25 PM EDTSpecial Weather StatementAKQWicomico50 min
Jul 1, 5:17 PM EDTSpecial Weather StatementAKQSomerset, Worcester58 min
Jul 1, 5:21 PM EDTSevere Thunderstorm WarningAKQSomerset, Worcester39 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.