Alert archive / Maryland / Wind Advisories in 2024

Wind Advisory 7, NWS Wakefield, VA

April 11, 2024Accomack County, Northampton County, Virginia; 4 counties in Maryland

NWS Wakefield, VA issued this wind advisory at Apr 11, 2024, 3:09 PM EDT for Accomack County, Northampton County, Virginia; 4 counties in Maryland. It took effect at Apr 11, 2024, 7:00 PM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Apr 11, 2024, 3:09 PM EDT (19:09 UTC)
In effect from: Apr 11, 2024, 7:00 PM EDT
Expired: Apr 12, 2024, 4:00 AM EDT
In force: 9 hr
Issued by: NWS Wakefield, VA

Counties Dorchester County, MD, Somerset County, MD, Wicomico County, MD, Worcester County, MD, Accomack County, VA, Northampton County, VA

The radar

The Dover AFB radar (KDOX), 93 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 342 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: 15 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 767 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 150 m²/s²
0-3 km storm-relative helicity: 250 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Apr 11, 10:35 AM EDT, 4 hours 34 minutes earlier.

Area forecast discussion, Apr 11, 10:35 AM EDT, 4 hours 34 minutes before

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Hazardous weather outlook, Apr 11, 4:14 AM EDT, 10 hours 55 minutes before

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In the hours before

Special weather statement, Apr 11, 11:19 AM EDT, 3 hours 50 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 11, 3:02 AM EDT	Coastal Flood Warning	AKQ	City of Virginia Beach	32 hr
Apr 11, 11:19 AM EDT	Special Weather Statement	AKQ	Greensville, City of Emporia	41 min

Nearby

Wind Advisories in Maryland, 2024 Wind Advisories in Virginia, 2024 Every wind advisory in 2024

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.