Alert archive / Maryland / Tornado Warnings in 1990

Tornado Warning 3, NWS Baltimore/Washington

June 8, 1990Queen Anne's County, Talbot County, Maryland

NWS Baltimore/Washington issued this tornado warning at Jun 8, 1990, 8:10 PM EDT for Queen Anne's County, Talbot County, Maryland. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Jun 8, 1990, 8:10 PM EDT (00:10 UTC)
Expired
Jun 8, 1990, 8:45 PM EDT
In force
35 min
Issued by
NWS Baltimore/Washington
Area
Whole counties

Counties Queen Anne's County, MD, Talbot County, MD

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 0.2 hours before the alert went out and 110 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 00:00Z on 1990-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2490 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1990-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.193958Sfc1 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
2490 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1183 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
203 m²/s²
Significant tornado parameter
1.9
Supercell composite
10.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBWI 090014 COR
TORBWI
MDC035-041-090045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD
810 PM EDT FRI JUN 8 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 845 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES

   IN THE STATE OF MARYLAND
      WESTERN QUEEN ANNES...NORTHERN TALBOT

RADAR IS SHOWING A THUNDERSTORM MOVING OUT KENT COUNTY INTO WESTERN
QUEEN-ANNES AND NORTHERN TALBOT COUNTY. THIS THUNDERSTORM MAY PRODUCE
TORNADOES AS IT MOVES THROUGH THE AREA.

IF YOU ARE IN THE PATH OF A TORNADO..GO TO A BASEMENT SHELTER
OR A CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON CARS AND
MOBILE HOMES FOR REINFORCED BUILDINGS.

PLEASE REPORT ALL SEVERE WEATHER TO LAW ENFORCEMENT OFFICIALS AND
ASK THERM TO RELAY THE REPORT ALONG TO A WEATHER SERVICE OFFICE.

MILLER

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 8, 5:42 PM EDT, 2 hours 28 minutes before
MDZ001>007- 082130

NATIONAL WEATHER SERVICE BALTIMORE MD
SPECIAL WEATHER STATEMENT
 430 PM EDT FRI JUN 8 1990

 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL OF MARYLAND EXCEPT
FOR GARRETT AND ALLEGANY COUNTIES AND THE LOWER EASTERN SHORE UNTIL
1100 PM EDT...

A SEVERE THUNDERSTORM WATCH MEANS THAT THERE IS A POTENTIAL FOR
SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND LARGE HAIL IN AND CLOSEO
TO THE COUNTIES THAT ARE IN THE WATCH AREA.

AT 430 PM EDT RADAR AT PATUXENT RIVER WAS SHOWING A LINE OF
THUNDERSTORMS MOVE EAST SOUTHEAST FROM PENNSYLVANIA ACROSS THE
THE MARYLAND BORDER INTO NORTHERN FREDERICK AND CARROLL COUNTIES.

THESE STORMS CAUSED QUITE A BIT OF DAMAGE WHILE MOVING THROUGH
PENNSYLVANIA. THERE WERE SEVERAL REPORTS OF TREES AND POWER LINES
BEING DOWNED.
STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION OR RADIO
STATION FOR FURTHER INFORMATION DURING THE TIME THE WATCH IS IN
EFFECT.

MILLER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 8:30 PM EDTSevere Thunderstorm WarningLWXAnne Arundel, Howard30 min
Jun 9, 5:21 PM EDTSevere Thunderstorm WarningLWXMontgomery69 min
Jun 9, 5:30 PM EDTSevere Thunderstorm WarningLWXCarroll, Howard90 min
Jun 9, 5:55 PM EDTSevere Thunderstorm WarningLWXMontgomery65 min
Jun 9, 6:47 PM EDTSevere Thunderstorm WarningLWXCecil, Harford58 min

Nearby

Tornado Warnings in Maryland, 1990Every tornado warning in 1990Tornadoes in 1990

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.