Flash Flood Warning 16, NWS Baltimore/Washington

Issued

Jul 15, 2000, 12:35 AM EDT (04:35 UTC)

Expired

Jul 15, 2000, 2:30 AM EDT

In force

115 min

Issued by

NWS Baltimore/Washington

Area

Whole counties

Counties Charles County, MD, Saint Mary's County, MD, King George County, VA, Stafford County, VA

The Sterling radar (KLWX), 80 km from the middle of the area, began a volume at 04:34 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.

000 
WGUS51 KLWX 150438
FFWLWX
MDC017-037-VAC099-179-150630-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BALTIMORE-WASHINGTON
1235 AM EDT SAT JUL 15 2000

THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KING GEORGE COUNTY IN CENTRAL VIRGINIA
  STAFFORD COUNTY IN NORTHERN VIRGINIA
  CHARLES COUNTY IN SOUTHERN MARYLAND
  ST. MARYS COUNTY IN SOUTHERN MARYLAND

* UNTIL 230 AM EDT

* AT 1235 AM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH TORRENTIAL RAINS EXTENDING FROM KING GEORGE
  COUNTY ACROSS CHARLES COUNTY AND INTO NORTHERN ST MARYS COUNTY
  MOVING TOWARD THE EAST AND SOUTHEAST AT 20 MPH.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN STERLING VIRGINIA.

JLW/HTS

NWS Baltimore/Washington wrote its last area forecast discussion before this flash flood warning went out at Jul 14, 9:20 PM EDT, 3 hours 15 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON
920 PM EDT FRI JUL 14 2000

SVR THREAT IS ONGOING AND WILL BE DOING THE EVE UPDATE TO ZNS WITH
APPROPRIATE ADJSTMTS AS NEEDED...HI POPS CONTD WITH POTNTL FOR
STG/SVR TSTMS FOR AT LEAST ANTHR 3-4HRS. INTL SCTD ACTVTY WITH LCLZD
VRY HVY RAINS AND ISOLD LRG HAIL APPRS TO BE ON THE WANE AND
EMPHASIS AND ATTN NOW TURNG TO BETTER DYNAMICALLY DRIVEN LN OF TSTMS
APCHG AND ASSOCD WITH DPNG LRG SCALE TROF...THREAT SHIFTG FM ONLY
HVY RAIN/HAIL TO MORE WNDS. 00Z IAD RAOB SHOWS GUD DIRECTNL SHEAR
AND MDT INSTBLTY BUT NOT A LOT OF SPEED SHEAR.

.LWX...
DC...NONE.
MD...NONE.
VA...NONE.
WV...NONE.

JLWq

Flash Flood Warnings in Maryland, 2000Flash Flood Warnings in Virginia, 2000Every flash flood warning in 2000

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.