Alert archive / Virginia / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 261, NWS Wakefield, VA

September 25, 2022Accomack County, Northampton County, Virginia

NWS Wakefield, VA issued this severe thunderstorm warning at Sep 25, 2022, 6:07 PM EDT for Accomack County, Northampton County, Virginia. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 25, 2022, 6:07 PM EDT (22:07 UTC)
Expired
Sep 25, 2022, 6:45 PM EDT
In force
38 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Accomack County, VA, Northampton County, VA

The radar

The Norfolk radar (KAKQ), 120 km from the middle of the area, began a volume at 22:08 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.1 hours before the alert went out and 59 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, Wallops Is Stn, VA at 12:00Z on 2022-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Wallops Is Stn, VA at 12:00Z on 2022-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 166 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1638 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
166 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 25, 3:13 PM EDTSpecial Weather StatementAKQPrince Edward47 min
Sep 25, 3:58 PM EDTSpecial Weather StatementAKQAmelia47 min
Sep 25, 4:18 PM EDTSevere Thunderstorm WarningAKQAmelia, Chesterfield, Dinwiddie, Henrico, Nottoway, Prince George and 3 more42 min
Sep 25, 4:39 PM EDTSpecial Weather StatementAKQCharles City, Henrico, James City, King and Queen, King William, New Kent51 min
Sep 25, 4:55 PM EDTSevere Thunderstorm WarningAKQCharles City, Chesterfield, Gloucester, Henrico, Isle of Wight, James City and 10 more50 min
Sep 25, 5:05 PM EDTSpecial Marine WarningAKQ55 min
Sep 25, 5:35 PM EDTSevere Thunderstorm WarningAKQGloucester, James City, Mathews, Middlesex, York, City of Newport News40 min
Sep 25, 5:54 PM EDTSpecial Marine WarningAKQ66 min
Sep 25, 6:27 PM EDTSevere Thunderstorm WarningAKQAccomack33 min
Sep 25, 6:29 PM EDTSpecial Marine WarningAKQ61 min
Sep 24, 8:59 PM EDTCoastal Flood StatementAKQDorchester7 hr
Sep 25, 3:34 AM EDTCoastal Flood StatementAKQDorchester12 hr

Nearby

Severe Thunderstorm Warnings in Virginia, 2022Every severe thunderstorm warning in 2022

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.