Alert archive / Virginia / Flash Flood Warnings in 2022

Flash Flood Warning 3, NWS Baltimore/Washington

May 27, 2022Albemarle County, Virginia

NWS Baltimore/Washington issued this flash flood warning at May 27, 2022, 7:15 PM EDT for Albemarle County, Virginia. It was in force for 60 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: May 27, 2022, 7:15 PM EDT (23:15 UTC)
Expired: May 27, 2022, 8:15 PM EDT
In force: 60 min
Issued by: NWS Baltimore/Washington
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

County Albemarle County, VA

The radar

The Sterling radar (KLWX), 141 km from the middle of the area, began a volume at 23:20 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, 11.3 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-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: 583 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: -177 m²/s²
0-3 km storm-relative helicity: -12 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 flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Baltimore/Washington wrote its last area forecast discussion before this flash flood warning went out at May 27, 3:33 PM EDT, 3 hours 42 minutes earlier.

Area forecast discussion, May 27, 3:33 PM EDT, 3 hours 42 minutes before

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Hazardous weather outlook, May 27, 6:09 PM EDT, 1 hour 6 minutes before

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In the hours before

Local storm report, May 27, 4:37 PM EDT, 2 hours 38 minutes before

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Local storm report, May 27, 4:47 PM EDT, 2 hours 28 minutes before

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Local storm report, May 27, 4:53 PM EDT, 2 hours 22 minutes before

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Local storm report, May 27, 4:55 PM EDT, 2 hours 20 minutes before

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Local storm report, May 27, 6:16 PM EDT, 59 minutes before

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Local storm report, May 27, 7:05 PM EDT, 10 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 4:07 AM EDT	Flood Watch	LWX	Albemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 23 more	19 hr
May 27, 7:54 AM EDT	Severe Thunderstorm Warning	LWX	Albemarle, Augusta, Nelson, City of Waynesboro	66 min
May 27, 9:05 AM EDT	Areal Flood Warning	LWX	Nelson	6 hr
May 27, 9:06 AM EDT	Severe Thunderstorm Warning	LWX	Albemarle, Nelson, City of Charlottesville	39 min
May 27, 10:56 AM EDT	Severe Thunderstorm Warning	LWX	Orange, Spotsylvania	49 min
May 27, 11:02 AM EDT	Tornado Warning	LWX	Spotsylvania	28 min
May 27, 11:07 AM EDT	Severe Thunderstorm Warning	LWX	Clarke, Fauquier, Loudoun, Warren	25 min
May 27, 11:10 AM EDT	Special Marine Warning	LWX		95 min
May 27, 11:30 AM EDT	Severe Thunderstorm Warning	LWX	King George, Spotsylvania, Stafford, City of Fredericksburg	45 min
May 27, 11:43 AM EDT	Severe Thunderstorm Warning	LWX	Fairfax, Prince William, Stafford	47 min
May 27, 11:47 AM EDT	Severe Thunderstorm Warning	LWX	Arlington, Fairfax, Loudoun, City of Alexandria, City of Fairfax, City of Falls Church	43 min
May 27, 11:54 AM EDT	Tornado Warning	LWX	Fairfax	6 min
May 27, 12:05 PM EDT	Special Marine Warning	LWX		55 min
May 27, 12:13 PM EDT	Special Marine Warning	LWX		47 min
May 27, 12:25 PM EDT	Special Marine Warning	LWX		80 min
May 27, 12:29 PM EDT	Severe Thunderstorm Warning	LWX	Arlington	46 min
May 27, 12:32 PM EDT	Special Marine Warning	LWX		118 min
May 27, 12:39 PM EDT	Special Marine Warning	LWX		96 min
May 27, 5:55 PM EDT	Severe Thunderstorm Warning	LWX	Nelson, City of Waynesboro	39 min
May 27, 6:11 PM EDT	Tornado Warning	LWX	Nelson	34 min
May 27, 6:24 PM EDT	Severe Thunderstorm Warning	LWX	Albemarle, City of Charlottesville	51 min
May 27, 7:04 PM EDT	Special Marine Warning	LWX		86 min
May 27, 7:18 PM EDT	Severe Thunderstorm Warning	LWX	King George	42 min
May 27, 7:23 PM EDT	Severe Thunderstorm Warning	LWX	Clarke, Frederick, City of Winchester	52 min
May 27, 7:42 PM EDT	Tornado Warning	LWX	King George	33 min
May 27, 11:59 AM EDT	Severe Thunderstorm Warning	LWX	Carroll, Frederick, Howard, Montgomery	46 min
May 27, 12:10 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Saint Mary's	50 min
May 27, 12:17 PM EDT	Tornado Warning	LWX	Howard, Montgomery	14 min
May 27, 12:24 PM EDT	Tornado Warning	LWX	Carroll	18 min
May 27, 12:27 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Charles, Prince George's	48 min
May 27, 12:29 PM EDT	Tornado Warning	LWX	Howard, Montgomery	16 min
May 27, 12:35 PM EDT	Tornado Warning	LWX	Howard, Montgomery	25 min
May 27, 12:36 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll	39 min
May 27, 12:45 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Saint Mary's	45 min
May 27, 1:01 PM EDT	Tornado Warning	LWX	Anne Arundel, Baltimore, City of Baltimore	14 min
May 27, 1:15 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Harford	45 min
May 27, 1:33 PM EDT	Tornado Warning	LWX	Harford	16 min
May 27, 1:44 PM EDT	Severe Thunderstorm Warning	LWX	Cecil	46 min
May 27, 7:51 PM EDT	Severe Thunderstorm Warning	LWX	Charles	39 min

Nearby

Flash Flood Warnings in Virginia, 2022 Every flash flood 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.