Alert archive / Maryland / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 3, NWS Baltimore/Washington

February 14, 2000Anne Arundel County, Prince George's County, Maryland

NWS Baltimore/Washington issued this severe thunderstorm warning at Feb 14, 2000, 5:30 PM EST for Anne Arundel County, Prince George's County, Maryland. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Feb 14, 2000, 5:30 PM EST (22:30 UTC)
Expired
Feb 14, 2000, 6:15 PM EST
In force
45 min
Issued by
NWS Baltimore/Washington
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Anne Arundel County, MD, Prince George's County, MD

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 10.5 hours before the alert went out and 41 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, Washington/Dulle, VA at 12:00Z on 2000-02-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Washington/Dulle, VA at 12:00Z on 2000-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 280 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
432 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
280 m²/s²
0-3 km storm-relative helicity
278 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLWX 142232
SVRWBC
DCC001-MDC003-033-VAC013-059-510-610-142315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BALTIMORE-WASHINGTON
530 PM EST MON FEB 14 2000

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DISTRICT OF COLUMBIA
  ANNE ARUNDEL COUNTY IN MARYLAND
  PRINCE GEORGE'S COUNTY IN MARYLAND
  ALEXANDRIA IN VIRGINIA
  ARLINGTON COUNTY IN VIRGINIA
  FAIRFAX COUNTY IN VIRGINIA
  FALLS CHURCH IN VIRGINIA

* UNTIL 615 PM EST

* AT 530 PM EST...THE PUBLIC REPORTED A SEVERE THUNDERSTORM WITH
  LARGE HAIL OVER SPRINGFIELD...MOVING EAST AT 34 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   FOREST HEIGHTS...OXON HILL-GLASSMANOR AT 542 PM EST
   CAMP SPRINGS AT 548 PM EST
   CORAL HILLS AT 550 PM EST
   CAPITOL HEIGHTS...SEAT PLEASANT AT 552 PM EST
   CARMODY HILLS-PEPPER MILL VILLAGE...FORESTVILLE AT 554 PM EST

SEEK SAFETY INDOORS AWAY FROM WINDOWS. IF CAUGHT OUTSIDE...DO NOT
STAND UNDERNEATH TREES OR OTHER ISOLATED OBJECTS. DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

AS THE STORM APPROACHES MOVE TO A PLACE OF SAFETY. TUNE INTO NOAA
WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST
WEATHER INFORMATION.

.END/ ARTHUR/PAP

LAT...LON 3887 7726 3870 7720 3881 7646 3905 7654

&

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 Feb 14, 2:00 PM EST, 3 hours 30 minutes earlier.

Area forecast discussion, Feb 14, 2:00 PM EST, 3 hours 30 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON
200 PM EST MON FEB 14 2000

CDFNT SCHEDULED THRU AREA AROUND 21Z. NO DP MSTR TO WORK AND ONLY MRGL
INSTBLTY. STILL MAY BE A SHRA/TSRA THRU EARLY EVE SE ZNS WHERE WE
WILL HAVE 20 POPS. CYC FLO AND CAA WL RESULT IN CLDS AND FLURRIES W
RDGS TNGT. P/C ELSW.

NXT SHRTWV ON THE W CST WL MV E IN ZNL FLO RCHG THE OH VLY/GTLKS LATE
TUE NGT THEN LFTG INTO NEW ENG LATE WED. SYS IS MVG RPDLY AND THERE WL
BE NO MSTR ADVCTN INTO THE SYS FM THE GULF OR ATLC. ONLY WK VVS. WL GO
W/INC CLDS TUE NGT ASSOCD W/WAA AHEAD OF CDFNT. WL GO W/ 30 POP SHRA
ON THE FAR W RDGS WED.  ELSW...P/S.

.LWX...SCA MD PTN OF CHES BAY/TIDAL POTOMAC

Nearby

Severe Thunderstorm Warnings in Maryland, 2000Every 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.