Alert archive / Maryland / Tornado Warnings in 2001

Tornado Warning 2, NWS Baltimore/Washington

May 22, 2001Calvert County, Saint Mary's County, Maryland

NWS Baltimore/Washington issued this tornado warning at May 22, 2001, 7:46 PM EDT for Calvert County, Saint Mary's County, Maryland. 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: May 22, 2001, 7:46 PM EDT (23:46 UTC)
Expired: May 22, 2001, 8:10 PM EDT
In force: 24 min
Issued by: NWS Baltimore/Washington
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Calvert County, MD, Saint Mary's County, MD

The radar

The Sterling radar (KLWX), 102 km from the middle of the area, began a volume at 23:49 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 22, 1:30 PM EDT	Severe Thunderstorm Watch	SPC	7 hr
May 22, 7:15 PM EDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 11.8 hours before the alert went out and 95 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: 542 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 77 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.

552 
WFUS51 KLWX 222347
TORLWX
MDC009-037-230010-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BALTIMORE-WASHINGTON
746 PM EDT TUE MAY 22 2001

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A

* TORNADO WARNING FOR...
  CALVERT COUNTY IN SOUTHERN MARYLAND
  ST. MARYS COUNTY IN SOUTHERN MARYLAND

* UNTIL 810 PM EDT

* AT 744 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR HOLLYWOOD...MOVING EAST AT 50 MPH.

* THE TORNADO IS EXPECTED TO BE...
  OVER LUSBY AT 756 PM
  4 MILES NORTHWEST OF COVE POINT AT 758 PM

TORNADO WAS REPORTED WITH THIS STORM FROM STORM SPOTTERS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3844 7676 3827 7668 3838 7623 3857 7631

$$
STRONG

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 5:09 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Saint Mary's	36 min
May 22, 6:58 PM EDT	Severe Thunderstorm Warning	LWX	Saint Mary's	17 min
May 22, 7:06 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's	24 min
May 22, 7:27 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Prince George's	63 min
May 22, 7:27 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Saint Mary's	63 min

Nearby

Tornado Warnings in Maryland, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.