Alert archive / Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Wakefield, VA

September 16, 2021City of Richmond, Virginia

NWS Wakefield, VA issued this special weather statement at Sep 16, 2021, 2:49 PM EDT for City of Richmond, Virginia. It was in force for 26 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: Sep 16, 2021, 2:49 PM EDT (18:49 UTC)
Expired: Sep 16, 2021, 3:15 PM EDT
In force: 26 min
Issued by: NWS Wakefield, VA
Hail: 0.25 in
Wind: 50

County City of Richmond, VA

The radar

The Norfolk radar (KAKQ), 80 km from the middle of the area, began a volume at 18:51 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, 6.8 hours before the alert went out and 152 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: 153 J/kg
Mixed-layer CIN: -184 J/kg
Mixed-layer LCL: 830 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 43 m²/s²
0-3 km storm-relative helicity: 114 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 Sep 16, 1:59 PM EDT, 50 minutes earlier.

Area forecast discussion, Sep 16, 1:59 PM EDT, 50 minutes before

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Hazardous weather outlook, Sep 16, 4:33 AM EDT, 10 hours 16 minutes before

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In the hours before

Special weather statement, Sep 16, 1:35 PM EDT, 1 hour 14 minutes before

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Special weather statement, Sep 16, 2:29 PM EDT, 20 minutes before

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Special weather statement, Sep 16, 2:49 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
Sep 16, 3:30 AM EDT	Small Craft Advisory	AKQ		64 hr
Sep 16, 1:35 PM EDT	Special Weather Statement	AKQ	King William	25 min
Sep 16, 1:52 PM EDT	Areal Flood Advisory	AKQ	King and Queen	113 min
Sep 16, 2:29 PM EDT	Special Weather Statement	AKQ	Caroline	31 min
Sep 16, 2:35 PM EDT	Areal Flood Advisory	AKQ	Chesterfield, Powhatan	115 min
Sep 16, 3:08 PM EDT	Areal Flood Advisory	AKQ	Henrico, City of Richmond	9 min
Sep 16, 3:17 PM EDT	Flash Flood Warning	AKQ	Henrico, City of Richmond	3 hr
Sep 16, 3:26 PM EDT	Areal Flood Advisory	AKQ	Hanover, Henrico	3 hr
Sep 16, 3:51 PM EDT	Flash Flood Warning	AKQ	Hanover, Henrico	2 hr
Sep 16, 4:07 PM EDT	Areal Flood Advisory	AKQ	Goochland, Henrico	113 min
Sep 16, 4:19 PM EDT	Beach Hazards Statement	AKQ	Accomack, Northampton, City of Virginia Beach	51 hr
Sep 16, 4:45 PM EDT	Special Weather Statement	AKQ	Mecklenburg	30 min
Sep 16, 4:58 PM EDT	Areal Flood Advisory	AKQ	Fluvanna, Goochland, Louisa	3 hr
Sep 16, 6:02 PM EDT	Areal Flood Advisory	AKQ	Fluvanna	118 min

Nearby

Special Weather Statements in Virginia, 2021 Every 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.