Alert archive / Virginia / Fire Weather Watches in 2021

Fire Weather Watch 3, NWS Wakefield, VA

April 29, 202148 counties in Virginia; 9 counties in North Carolina

NWS Wakefield, VA issued this fire weather watch at Apr 29, 2021, 3:09 PM EDT for 48 counties in Virginia; 9 counties in North Carolina. It took effect at Apr 30, 2021, 12:00 PM EDT. It was in force for .

The area

The counties it named.

The facts

Issued: Apr 29, 2021, 3:09 PM EDT (19:09 UTC)
In effect from: Apr 30, 2021, 12:00 PM EDT
Expired: Apr 30, 2021, 6:41 AM EDT
In force
Issued by: NWS Wakefield, VA

All 57 counties

Bertie County, NC, Camden County, NC, Chowan County, NC, Currituck County, NC, Gates County, NC, Hertford County, NC, Northampton County, NC, Pasquotank County, NC, Perquimans County, NC, Accomack County, VA, Amelia County, VA, Brunswick County, VA, Caroline County, VA, Charles City County, VA, Chesterfield County, VA, City of Chesapeake, VA, City of Colonial Heights, VA, City of Emporia, VA, City of Hampton, VA, City of Hopewell, VA, City of Newport News, VA, City of Petersburg, VA, City of Poquoson, VA, City of Richmond, VA, City of Virginia Beach, VA, City of Williamsburg, VA, Cumberland County, VA, Dinwiddie County, VA, Essex County, VA, Fluvanna County, VA, Gloucester County, VA, Goochland County, VA, Greensville County, VA, Hanover County, VA, Henrico County, VA, James City County, VA, King and Queen County, VA, King William County, VA, Lancaster County, VA, Louisa County, VA, Lunenburg County, VA, Mathews County, VA, Mecklenburg County, VA, Middlesex County, VA, New Kent County, VA, Northampton County, VA, Northumberland County, VA, Nottoway County, VA, Powhatan County, VA, Prince Edward County, VA, Prince George County, VA, Richmond County, VA, Southampton County, VA, Surry County, VA, Sussex County, VA, Westmoreland County, VA, York County, VA

The radar

The Norfolk radar (KAKQ), 23 km from the middle of the area, began a volume at 19:08 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, 7.2 hours before the alert went out and 215 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: 3 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 1190 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this fire weather watch 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 fire weather watch went out at Apr 28, 7:15 PM EDT, 19 hours 54 minutes earlier.

Area forecast discussion, Apr 28, 7:15 PM EDT, 19 hours 54 minutes before

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Hazardous weather outlook, Apr 28, 3:57 PM EDT, 23 hours 12 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
Apr 29, 3:12 AM EDT	Gale Watch	AKQ		12 hr
Apr 29, 2:37 PM EDT	Wind Advisory	AKQ	Accomack, Northampton	34 hr
Apr 29, 2:44 PM EDT	Gale Warning	AKQ		43 hr

Nearby

Fire Weather Watches in Virginia, 2021 Fire Weather Watches in North Carolina, 2021 Every fire weather watch 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.