Alert archive / Virginia / Tornado Warnings in 2024

Tornado Warning 50, NWS Baltimore/Washington

September 27, 2024Albemarle County, Virginia

NWS Baltimore/Washington issued this tornado warning at Sep 27, 2024, 3:25 PM EDT for Albemarle County, Virginia. It was in force for 35 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 27, 2024, 3:25 PM EDT (19:25 UTC)
Expired
Sep 27, 2024, 4:00 PM EDT
In force
35 min
Issued by
NWS Baltimore/Washington
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Albemarle County, VA

The radar

The Sterling radar (KLWX), 141 km from the middle of the area, began a volume at 19:26 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, 7.4 hours before the alert went out and 124 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, Roanoke, VA at 12:00Z on 2024-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 64 joules per kilogram.LCLLFCEL10008507005003002001001 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, Roanoke, VA at 12:00Z on 2024-09-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 278 square meters per square second.19395878Sfc1 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
64 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
610 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
278 m²/s²
0-3 km storm-relative helicity
572 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

Hazardous weather outlook, Sep 26, 5:04 PM EDT, 22 hours 21 minutes before
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The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 27, 1:05 PM EDTAreal Flood WarningLWXAlbemarle, Augusta, Greene, Nelson, Page, Rockingham and 1 more19 hr
Sep 27, 3:52 PM EDTSevere Thunderstorm WarningLWXAlbemarle, Augusta, Rockingham23 min
Sep 27, 4:18 PM EDTRiver Flood WarningLWXAugusta, City of Waynesboro25 hr
Sep 27, 4:25 PM EDTAreal Flood WarningLWXAugusta, City of Waynesboro21 hr
Sep 27, 4:55 PM EDTAreal Flood WarningLWXMadison, Page, Rockingham6 hr
Sep 27, 6:50 PM EDTSpecial Marine WarningLWX85 min
Sep 27, 7:06 PM EDTAreal Flood WarningLWXAlbemarle, Nelson13 hr
Sep 27, 1:45 PM EDTCoastal Flood WarningLWXAnne Arundel15 hr

Nearby

Tornado Warnings in Virginia, 2024Every tornado warning in 2024Tornadoes 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.