Alert archive / Maryland / Flash Flood Warnings in 2000
Flash Flood Warning 3, NWS Baltimore/Washington
NWS Baltimore/Washington issued this flash flood warning at Jun 16, 2000, 7:45 PM EDT for Allegany County, Washington County, Maryland; Morgan County, West Virginia. It was in force for 75 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
- Jun 16, 2000, 7:45 PM EDT (23:45 UTC)
- Expired
- Jun 16, 2000, 9:00 PM EDT
- In force
- 75 min
- Issued by
- NWS Baltimore/Washington
- Area
- Whole counties
Counties Allegany County, MD, Washington County, MD, Morgan County, WV
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 11.8 hours before the alert went out and 181 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.
- Mixed-layer CAPE
- 326 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 656 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 228 m²/s²
- 0-3 km storm-relative helicity
- 262 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KLWX 162348 FFWLWX MDC001-043-WVC065-170100- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BALTIMORE-WASHINGTON 745 PM EDT FRI JUN 16 2000 THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A * FLASH FLOOD WARNING FOR... WESTERN WASHINGTON COUNTY WESTERN MARYLAND MORGAN COUNTY IN THE PANHANDLE OF WEST VIRGINIA ALLEGANY COUNTY IN WESTERN MARYLAND * UNTIL 900 PM EDT * AT 743 PM EDT...EMERGENCY MANAGERS REPORTED NUMEROUS SMALL STREAMS OUT OF THEIR BANKS. STORMS ARE MOVING TO THE NORTHEAST AT 15 MILES AN HOUR. HOWEVER STORMS CONTINUE TO REDEVELOP OVER THE WARNED AREA. UP TO AN INCH OF ADDITIONAL RAIN IS LIKELY BEFORE 9 PM. 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 STERLINHG VIRGINIA. STRONG
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Jun 16, 3:25 PM EDT, 4 hours 20 minutes earlier.
Area forecast discussion, Jun 16, 3:25 PM EDT, 4 hours 20 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE/WASHINGTON 325 PM EDT FRI JUN 16 2000 FEW POPCORN TSRA ACRS AREA TAFTN...BUT W/ LMTD INSTAB...NO TRIGGER...AND NO FOCUS...SHUDNT GET TOO WDSPRD. WL HNDL W/ 20/30 POP ELY EVE AS THEIR DEMISE SHUD COME SOON AFTR SUNSET. DUAL CDFNT STRUCTURE IN MIDWST/GRTLKS WL APPRCH AREA THIS WKND. APPEARS THAT 1ST WK CDFNT/PREFRNTL TROF WL MAKE RUN AT FA SAT W/ DECENT MSTR/INSTAB & MDST LLVL CONVG AHD OF IT. THIS SHUD SPPRT SOME SHRA/TSTM SAT AFTN/EVE...AND WL GO LIKELY POPS SAT AFTN...ALTHO WL HOLD OFF TIL LATE EAST OF RDGS. LT SAT THE TROF WL WASH OUT/MERGE W/ APPCHG CDFNT. THIS WL PUSH INTO AREA SUN...AND THEN STALL. EXACT FRNTL LCTN VARYING PER MDL OF CHOICE...BUT THREAT DECENT ENUF TO GO LIKELY POPS ON SUN...AND CARRY IT INTO SUN NGT. THE FRNT WL PUSH NWD AS A WM FRNT AGN ON TUE. THUS...MERE PRESENCE OF BNDRY IN HOT/UNSTBL AMS JUSTIFIES CHC POPS. WL HOLD ONTO POPS WED SINCE HIPRES FAR OFFSHR. 1ST DRAFT WRKZFP IN AWIPS. FULL PKG WIBIS 345 PM. EQUIP NOTE...UPR AIR TOOK A LTG HIT LAST NGT...THERE WL NO FLGT FM LWX TIL 00Z SUN AT THE ERLIEST. FCSTID = 50 DCA 73 87 72 82 / 20 60 40 60 BWI 71 87 70 82 / 20 60 40 60 MRB 70 86 68 80 / 30 70 40 60 .LWX... DC...NONE. MD...NONE. VA...NONE. WV...NONE.
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 8:26 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 49 min |
Nearby
Flash Flood Warnings in Maryland, 2000Flash Flood Warnings in West Virginia, 2000Every flash flood 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.