Alert archive / Virginia / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 274, NWS Baltimore/Washington

August 30, 2018Madison County, Orange County, Virginia

NWS Baltimore/Washington issued this severe thunderstorm warning at Aug 30, 2018, 2:29 PM EDT for Madison County, Orange County, Virginia. It was in force for 46 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
Aug 30, 2018, 2:29 PM EDT (18:29 UTC)
Expired
Aug 30, 2018, 3:15 PM EDT
In force
46 min
Issued by
NWS Baltimore/Washington
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Madison County, VA, Orange County, VA

The radar

The Sterling radar (KLWX), 92 km from the middle of the area, began a volume at 18:29 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.

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 30, 10:20 AM EDT, 4 hours 9 minutes earlier.

Area forecast discussion, Aug 30, 10:20 AM EDT, 4 hours 9 minutes before
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Hazardous weather outlook, Aug 30, 8:35 AM EDT, 5 hours 54 minutes before
Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
835 AM EDT Thu Aug 30 2018

ANZ530>543-DCZ001-MDZ011-013-014-016>018-508-VAZ052>057-311000-
Chesapeake Bay north of Pooles Island MD-
Chesapeake Bay from Pooles Island to Sandy Point MD-
Chesapeake Bay from Sandy Point to North Beach MD-
Chesapeake Bay from North Beach to Drum Point MD-
Chesapeake Bay from Drum Point MD to Smith Point VA-
Tidal Potomac from Key Bridge to Indian Head MD-
Tidal Potomac from Indian Head to Cobb Island MD-
Tidal Potomac from Cobb Island MD to Smith Point VA-
Patapsco River including Baltimore Harbor-
Chester River to Queenstown MD-Eastern Bay-
Choptank River to Cambridge MD and the Little Choptank River-
Patuxent River to Broomes Island MD-
Tangier Sound and the inland waters surrounding Bloodsworth
Island-District of Columbia-Southern Baltimore-Prince Georges-
Anne Arundel-Charles-St. Marys-Calvert-Southeast Harford-
Prince William/Manassas/Manassas Park-Fairfax-
Arlington/Falls Church/Alexandria-Stafford-Spotsylvania-
King George-
835 AM EDT Thu Aug 30 2018

This Hazardous Weather Outlook is for the Maryland portion of the
Chesapeake Bay, Tidal Potomac River, and adjacent counties in
central Maryland and northern Virginia as well as the District of
Columbia.

.DAY ONE...Today and Tonight

Showers and thunderstorms producing locally heavy rain with
isolated incidents of flooding are possible late this afternoon
and evening across the Virginia Piedmont. There is also an
isolated threat for severe thunderstorms across the Virginia
Piedmont with damaging winds being the primary threat.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Limited spotter activation may be needed this afternoon and
evening.

MDZ003>006-501>507-VAZ025>031-036>040-050-051-501>508-WVZ050>053-
055-501>506-311000-
Washington-Frederick MD-Carroll-Northern Baltimore-
Extreme Western Allegany-Central and Eastern Allegany-
Northwest Montgomery-Central and Southeast Montgomery-
Northwest Howard-Central and Southeast Howard-Northwest Harford-
Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-
Nelson-Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper-
Northern Fauquier-Southern Fauquier-Western Highland-
Eastern Highland-Western Loudoun-Eastern Loudoun-
Northern Virginia Blue Ridge-Central Virginia Blue Ridge-
Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant-
Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton-
Eastern Pendleton-
835 AM EDT Thu Aug 30 2018

This Hazardous Weather Outlook is for eastern West Virginia,
northern and central Virginia, and central and western Maryland
with the exception of Garrett County.

.DAY ONE...Today and Tonight

Showers and thunderstorms producing locally heavy rain with
isolated incidents of flooding are possible this afternoon and
evening, especially across the Potomac Highlands and central
Virginia. There is also an isolated threat for severe
thunderstorms with damaging winds being the primary threat across
the Potomac Highlands and central Virginia.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Showers and thunderstorms producing locally heavy rain with
isolated incidents of flooding are possible Friday, mainly across
the Potomac Highlands and central Virginia.

.SPOTTER INFORMATION STATEMENT...

Limited spotter activation may be needed this afternoon and
evening.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 3:22 PM EDTAreal Flood WarningLWXAlbemarle6 hr
Aug 30, 3:34 PM EDTAreal Flood WarningLWXRockingham, Shenandoah4 hr
Aug 30, 4:11 PM EDTSevere Thunderstorm WarningLWXAlbemarle49 min
Aug 30, 4:41 PM EDTAreal Flood WarningLWXAugusta, Page, Rockingham11 hr
Aug 30, 5:02 PM EDTSevere Thunderstorm WarningLWXAugusta, City of Staunton, City of Waynesboro43 min
Aug 30, 5:03 PM EDTFlash Flood WarningLWXAugusta, Rockingham3 hr
Aug 30, 5:36 PM EDTAreal Flood WarningLWXAugusta, City of Staunton, City of Waynesboro10 hr
Aug 30, 6:07 PM EDTSevere Thunderstorm WarningLWXAlbemarle, City of Charlottesville68 min
Aug 30, 6:10 PM EDTSevere Thunderstorm WarningLWXGrant, Pendleton42 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2018Every severe thunderstorm warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.