Alert archive / Virginia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 92, NWS Baltimore/Washington

May 19, 2000Spotsylvania County, Virginia

NWS Baltimore/Washington issued this severe thunderstorm warning at May 19, 2000, 3:36 PM EDT for Spotsylvania County, Virginia. It was in force for 24 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, 2000, 3:36 PM EDT (19:36 UTC)
Expired: May 19, 2000, 4:00 PM EDT
In force: 24 min
Issued by: NWS Baltimore/Washington
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Spotsylvania County, VA

The radar

The Sterling radar (KLWX), 89 km from the middle of the area, began a volume at 19:40 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 19, 3:00 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 7.6 hours before the alert went out and 88 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: 86 J/kg
Mixed-layer CIN: -250 J/kg
Mixed-layer LCL: 1351 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 157 m²/s²
0-3 km storm-relative helicity: 159 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, 3:00 PM EDT, 36 minutes earlier.

Area forecast discussion, May 19, 3:00 PM EDT, 36 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON
300 PM EDT FRI MAY 19 2000

1ST TIME ON ICWF...VRY BUSY...THISLL BE SHORT.  TUFF FCST AHD AS
BNDY QUASISTATIONARY OVR FA.  LO IN WRN PA/ERN OHIO TO QUIVER
N...THEN DRIVE EVRYTHNG S SAT. UNFORTUNATELY...LO WL BE IN VCNTY
THRU THE WKND. WENT ABV FWC TNGT/TMRW...AND CLS SUN. DIDN/T STRAY
TOO FAR ON TEMPS.

.LWX...SVR TSTM WATCH SW CWA TIL 7PM
       SVR TSTM oWATCH SCNTRL AND SE CWA TIL 8PM.

HTS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 19, 2:22 PM EDT	Severe Thunderstorm Warning	LWX	Albemarle, Augusta, Greene, Rockingham	38 min
May 19, 2:40 PM EDT	Tornado Warning	LWX	Greene	35 min
May 19, 2:57 PM EDT	Severe Thunderstorm Warning	LWX	Albemarle, Orange	33 min
May 19, 3:01 PM EDT	Severe Thunderstorm Warning	LWX	Albemarle, City of Charlottesville	44 min
May 19, 3:01 PM EDT	Severe Thunderstorm Warning	LWX	Augusta, Nelson, City of Waynesboro	44 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2000 Every severe thunderstorm warning in 2000

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.