Alert archive / Virginia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 72, NWS Baltimore/Washington

May 19, 2017King George County, Virginia

NWS Baltimore/Washington issued this severe thunderstorm warning at May 19, 2017, 5:26 PM EDT for King George County, Virginia. It was in force for 49 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 19, 2017, 5:26 PM EDT (21:26 UTC)
Expired: May 19, 2017, 6:15 PM EDT
In force: 49 min
Issued by: NWS Baltimore/Washington
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County King George County, VA

The radar

The Sterling radar (KLWX), 83 km from the middle of the area, began a volume at 21:28 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 May 19, 3:05 PM EDT, 2 hours 21 minutes earlier.

Area forecast discussion, May 19, 3:05 PM EDT, 2 hours 21 minutes before

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Hazardous weather outlook, May 19, 10:44 AM EDT, 6 hours 42 minutes before

Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
1044 AM EDT Fri May 19 2017

ANZ530>543-DCZ001-MDZ011-013-014-016>018-508-VAZ052>057-201445-
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-
1044 AM EDT Fri May 19 2017

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

Scattered to numerous thunderstorms are expected this afternoon
and evening. Isolated storms will be capable of producing locally
damaging wind gusts and large hail. The best chance for strong to
severe thunderstorms will be near and south of Interstate 66 in
Virginia and into southern Maryland.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

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>506-201445-
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-
1044 AM EDT Fri May 19 2017

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

Scattered to numerous thunderstorms are expected this afternoon
and evening. Isolated storms will be capable of producing locally
damaging wind gusts and large hail. The best chance for strong to
severe thunderstorms will be near and south of Interstate 66 in
Virginia.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Limited spotter activation may be needed this afternoon and
evening.

In the hours before

Local storm report, May 19, 3:55 PM EDT, 1 hour 31 minutes before

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Local storm report, May 19, 4:28 PM EDT, 58 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
428 PM EDT FRI MAY 19 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0420 PM     MARINE TSTM WIND 6 ESE HAVRE DE GRACE    39.51N  75.99W
05/19/2017  M41 MPH          ANZ530             MD   BUOY

&&

EVENT NUMBER LWX1701987

LFR

Local storm report, May 19, 4:52 PM EDT, 34 minutes before

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Local storm report, May 19, 4:54 PM EDT, 32 minutes before

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Local storm report, May 19, 5:03 PM EDT, 23 minutes before

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Local storm report, May 19, 5:23 PM EDT, 3 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT FRI MAY 19 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0455 PM     MARINE TSTM WIND 2 SE ARLINGTON          39.31N  76.66W
05/19/2017  M55 MPH          BALTIMORE CITY     MD   MESONET

&&

EVENT NUMBER LWX1701991

LFR

The office that day

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

Issued	Product	Office	Counties	Lasted
May 18, 8:23 PM EDT	Severe Thunderstorm Warning	LWX	Fairfax	34 min
May 19, 3:25 PM EDT	Severe Thunderstorm Warning	LWX	Culpeper, Fauquier, Orange, Spotsylvania, Stafford	50 min
May 19, 3:33 PM EDT	Special Marine Warning	LWX		117 min
May 19, 3:53 PM EDT	Severe Thunderstorm Warning	LWX	Greene, Madison	25 min
May 19, 4:49 PM EDT	Severe Thunderstorm Warning	LWX	King George, Spotsylvania, Stafford	30 min
May 19, 4:51 PM EDT	Special Marine Warning	LWX		114 min
May 19, 5:34 PM EDT	Severe Thunderstorm Warning	LWX	Spotsylvania	41 min
May 19, 6:02 PM EDT	Special Marine Warning	LWX		118 min
May 19, 6:05 PM EDT	Special Marine Warning	LWX		85 min
May 19, 7:27 PM EDT	Special Marine Warning	LWX		93 min
May 19, 7:28 PM EDT	Special Marine Warning	LWX		92 min
May 19, 6:17 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery	31 min
May 19, 6:31 PM EDT	Severe Thunderstorm Warning	LWX	Howard, Montgomery	33 min
May 19, 6:47 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Howard, Prince George's	43 min
May 19, 6:57 PM EDT	Severe Thunderstorm Warning	LWX	Howard, Montgomery, Prince George's	22 min
May 19, 7:21 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Prince George's	36 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2017 Every severe thunderstorm warning in 2017

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.