Alert archive / Virginia / Freeze Warnings in 2016

Freeze Warning 1, NWS Wakefield, VA

April 5, 201649 counties in Virginia; 9 counties in North Carolina; 4 counties in Maryland

NWS Wakefield, VA issued this freeze warning at Apr 5, 2016, 3:28 AM EDT for 49 counties in Virginia; 9 counties in North Carolina; 4 counties in Maryland. It took effect at Apr 6, 2016, 12:00 AM EDT. It was in force for 9 hr. 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 5, 2016, 3:28 AM EDT (07:28 UTC)
In effect from: Apr 6, 2016, 12:00 AM EDT
Expired: Apr 6, 2016, 9:00 AM EDT
In force: 9 hr
Issued by: NWS Wakefield, VA

All 62 counties

Dorchester County, MD, Somerset County, MD, Wicomico County, MD, Worcester County, MD, 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 Franklin, 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 nearest sounding before it

Roanoke, VA (KRNK), launched 00:00Z, 7.5 hours before the alert went out and 223 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1639 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 284 m²/s²
0-3 km storm-relative helicity: 309 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 freeze 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 freeze warning went out at Apr 4, 6:52 PM EDT, 8 hours 36 minutes earlier.

Area forecast discussion, Apr 4, 6:52 PM EDT, 8 hours 36 minutes before

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Hazardous weather outlook, Apr 4, 6:50 PM EDT, 8 hours 38 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 5, 6:40 AM EDT	Small Craft Advisory	AKQ		3 days
Apr 5, 6:43 AM EDT	High Surf Advisory	AKQ	City of Virginia Beach	14 hr
Apr 5, 5:11 PM EDT	Coastal Flood Statement	AKQ	Accomack, James City, Northampton, Surry, York, City of Chesapeake and 5 more	4 hr

Nearby

Freeze Warnings in Virginia, 2016 Freeze Warnings in North Carolina, 2016 Freeze Warnings in Maryland, 2016 Every freeze warning in 2016

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.