Alert archive / Virginia / Flash Flood Warnings in 1999
Flash Flood Warning 2, NWS Wakefield, VA
NWS Wakefield, VA issued this flash flood warning at Jul 24, 1999, 4:45 PM EDT for City of Portsmouth, City of Suffolk, Virginia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 24, 1999, 4:45 PM EDT (20:45 UTC)
- Expired
- Jul 24, 1999, 7:45 PM EDT
- In force
- 3 hr
- Issued by
- NWS Wakefield, VA
- Area
- Whole counties
Counties City of Portsmouth, VA, City of Suffolk, VA
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 8.8 hours before the alert went out and 159 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
- 924 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAKQ 242046 FFWAKQ VAC550-710-740-800-810-242345- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE WAKEFIELD VA 445 PM EDT SAT JUL 24 1999 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR THE CITY OF CHESAPEAKE IN SOUTHEASTERN VIRGINIA THE CITY OF NORFOLK IN SOUTHEASTERN VIRGINIA THE CITY OF PORTSMOUTH IN SOUTHEASTERN VIRGINIA THE CITY OF SUFFOLK IN SOUTHEASTERN VIRGINIA THE CITY OF VIRGINIA BEACH IN SOUTHEASTERN VIRGINIA * UNTIL 745 PM EDT * AT 441 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED STRONG TO SEVERE THUNDERSTORMS NEARLY STATIONARY FROM SUFFOLK THROUGH PORTSMOUTH...CHESAPEAKE...NORFOLK AND VIRGINIA BEACH. REPORTS OF THREE TO SIX INCHES OF RAIN /3.00 TO 6.00/ HAVE BEEN REPORTED AS WELL AS MAJOR PONDING OF WATER ON ROADWAYS. MANY ROADS ARE BECOMING IMPASSABLE IN LOW SPOTS. THE STORMS WILL CONTINUE THROUGH 7 PM... WHEN THEY WILL BEGIN TO MOVE OUT OF HAMPTON ROADS. IF YOU ARE IN THESE AREAS... MOVE TO HIGHER GROUND. DO NOT DRIVE THROUGH WATER COVERING THE ROAD. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. WATER DEPTH OF FOOT OR LESS CAN QUICKLY BECOME A RAGING TORRENT...CAPABLE OF SWEEPING VEHICLES OFF THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. NS
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 Wakefield, VA wrote its last area forecast discussion before this flash flood warning went out at Jul 24, 1:50 PM EDT, 2 hours 55 minutes earlier.
Area forecast discussion, Jul 24, 1:50 PM EDT, 2 hours 55 minutes before
WAKEFIELD FORECAST DISCUSSION NATIONAL WEATHER SERVICE WAKEFIELD VA 150 PM EDT SAT JUL 24 1999 TNGT...LOTS OF CNVCTN FIRING NOW...VIL OF DAY SEEMS TO BE LWR 60S... AND WL KP AN EYE FOR BOWING STORMS. EXTREME LTG ASSOC WTH STORMS... SO LTG CUD KNOCK DOWN TREES AND POWER LINES JUST AS WNDS CUD. WL UP POPS JUST ABOUT EVERYWHERE TNGT...AND LOWS SHUD BE IN 70S THROUGHOUT. SFC WNSHFT TO W AND NW OVRNGT MOST AREAS. TMRW...BESIDES A PSBL LINGERING TSTM OVR HMPTN RDS OR NERN NC... CLRG AND DEW PTS DROPPING INTO UPR 60S. H8 TEMPS ONLY DROP A LTL... SO HGHS IN LWR/MID 90S MOST AREAS WTH STDY W TO NW WNDS. DEW PTS SHUD BE LOW ENUF TO PRVNT HT ADVSY WTH TEMPS IN LWR/MID 90S. TMRW NGT...UPR TROF AMPLIFIES ALG THE COAST AND CONT COOLING AT H8. TEMPS WL FALL TO UPR 60S LWR MD TO ARND 70 MANY OTHE RPLCS... LWR 70S HMPTN RDS AND NERN NC. MONDAY...WNDS WL SHFT TO MORE N AND NE SO CSTL AREAS SHUD SEE UPR 80S TO ARND 90 WHL INLAND AREAS WL SEE ARND 90. NOW ITS TIME TO GET BACK TO THE RADAR .AKQ...SVR TSTM WATCH VAZ048-049-060-064 UNTIL 7 PM AND SVR TSTM WATCH ALL OTHER VAZ AND MDZ UNTIL 9 PM. NS
In the hours before
Special weather statement, Jul 24, 11:30 AM EDT, 5 hours 15 minutes before
MDZ021>025-VAZ048-049-061>064-067>100-250000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 1130 AM EDT SAT JUL 24 1999 ...SCATTERED THUNDERSTORMS...A FEW POSSIBLY SEVERE...ARE EXPECTED THIS AFTERNOON THROUGH THIS EVENING ACROSS THE LOWER MARYLAND EASTERN SHORE AND CENTRAL AND EASTERN VIRGINIA... SCATTERED THUNDERSTORMS ARE AFFECTING AREAS ALONG THE VIRGINIA MOUNTAINS...AND WILL TRACK INTO OUR AREA LATER THIS AFTERNOON AND EVENING. A FEW THUNDERSTORMS COULD BECOME SEVERE WITH DAMAGING WINDS AND LARGE HAIL. THE GREATEST THREAT FOR THE LOWER MARYLAND EASTERN SHORE IS AFTER 3 PM...AND CONTINUING INTO THE EVENING. THE THUNDERSTORMS WILL BEGIN TO AFFECT CENTRAL VIRGINIA AFTER 4 PM... REACHING THE RICHMOND AND TRI-CITIES AREA TO SOUTH HILL AFTER 5 PM. THE GREATEST THREAT FROM EMPORIA TO HAMPTON ROADS AND THE VIRGINIA EASTERN SHORE IS AFTER 6 PM. FREQUENT LIGHTNING IS LIKELY WITH THE THUNDERSTORMS SO ALL INTERESTS ARE ADVISED TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES. HEAVY DOWNPOURS COULD CAUSE PONDING OF WATER ON ROADWAYS. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER THREAT. NS
Special weather statement, Jul 24, 11:30 AM EDT, 5 hours 15 minutes before
MDZ021>025-VAZ048-049-061>064-067>100-250000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 1130 AM EDT SAT JUL 24 1999 ...SCATTERED THUNDERSTORMS...A FEW POSSIBLY SEVERE...ARE EXPECTED THIS AFTERNOON THROUGH THIS EVENING ACROSS THE LOWER MARYLAND EASTERN SHORE AND CENTRAL AND EASTERN VIRGINIA... SCATTERED THUNDERSTORMS ARE AFFECTING AREAS ALONG THE VIRGINIA MOUNTAINS...AND WILL TRACK INTO OUR AREA LATER THIS AFTERNOON AND EVENING. A FEW THUNDERSTORMS COULD BECOME SEVERE WITH DAMAGING WINDS AND LARGE HAIL. THE GREATEST THREAT FOR THE LOWER MARYLAND EASTERN SHORE IS AFTER 3 PM...AND CONTINUING INTO THE EVENING. THE THUNDERSTORMS WILL BEGIN TO AFFECT CENTRAL VIRGINIA AFTER 4 PM... REACHING THE RICHMOND AND TRI-CITIES AREA TO SOUTH HILL AFTER 5 PM. THE GREATEST THREAT FROM EMPORIA TO HAMPTON ROADS AND THE VIRGINIA EASTERN SHORE IS AFTER 6 PM. FREQUENT LIGHTNING IS LIKELY WITH THE THUNDERSTORMS SO ALL INTERESTS ARE ADVISED TO SEEK SAFE SHELTER IF THREATENING WEATHER APPROACHES. HEAVY DOWNPOURS COULD CAUSE PONDING OF WATER ON ROADWAYS. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER THREAT. NS
Special weather statement, Jul 24, 1:02 PM EDT, 3 hours 43 minutes before
VAZ048-049-060>064-242300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 102 PM EDT SAT JUL 24 1999 ...SEVERE THUNDERSTORM WATCH NUMBER 580 HAS BEEN ISSUED FOR PARTS OF CENTRAL VIRGINIA UNTIL 7 PM EDT... THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES... ...PRINCE EDWARD...CUMBERLAND...GOOCHLAND...FLUVANNA...LOUISA... HANOVER...CAROLINE... SCATTERED THUNDERSTORMS DEVELOPING OVER NORTHERN VIRGINIA ARE MOVING SOUTHEAST AND WILL AFFECT AREAS FROM FARMVILLE TO HANOVER AND CAROLINE THROUGH THIS AFTERNOON. SOME OF THE THUNDERSTORMS COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING WILL OCCUR WITH ANY THUNDERSTORMS SO IF THREATENING WEATHER APPROACHES...SEEK SAFE SHELTER. HEAVY DOWNPOURS COULD CAUSE PONDING OF WATER ON ROADWAYS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER THREAT. NS
Special weather statement, Jul 24, 1:02 PM EDT, 3 hours 43 minutes before
VAZ048-049-060>064-242300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 102 PM EDT SAT JUL 24 1999 ...SEVERE THUNDERSTORM WATCH NUMBER 580 HAS BEEN ISSUED FOR PARTS OF CENTRAL VIRGINIA UNTIL 7 PM EDT... THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES... ...PRINCE EDWARD...CUMBERLAND...GOOCHLAND...FLUVANNA...LOUISA... HANOVER...CAROLINE... SCATTERED THUNDERSTORMS DEVELOPING OVER NORTHERN VIRGINIA ARE MOVING SOUTHEAST AND WILL AFFECT AREAS FROM FARMVILLE TO HANOVER AND CAROLINE THROUGH THIS AFTERNOON. SOME OF THE THUNDERSTORMS COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING WILL OCCUR WITH ANY THUNDERSTORMS SO IF THREATENING WEATHER APPROACHES...SEEK SAFE SHELTER. HEAVY DOWNPOURS COULD CAUSE PONDING OF WATER ON ROADWAYS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER THREAT. NS
Special weather statement, Jul 24, 2:00 PM EDT, 2 hours 45 minutes before
MDZ021>025-VAZ065>100-250100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 200 PM EDT SAT JUL 24 1999 ...SEVERE THUNDERSTORM WATCH NUMBER 581 HAS BEEN ISSUED FOR CENTRAL AND EASTERN VIRGINIA AND THE LOWER MARYLAND EASTERN SHORE UNTIL 9 PM EDT... THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES IN VIRGINIA... ...ACCOMACK-AMELIA-BRUNSWICK-CAROLINE-CHARLES CITY-CHESAPEAKE- CHESTERFIELD INCLUDING COLONIAL HEIGHTS-DINWIDDIE--ESSEX- GLOUCESTER-GREENSVILLE INCLUDING EMPORIA-HANOVER- HENRICO INCLUDING THE CITY OF RICHMOND-ISLE OF WIGHT- JAMES CITY COUNTY INCLUDING WILLIAMSBURG-KING AND QUEEN-KING WILLIAM-LANCASTER-LUNENBURG-MARYLAND BEACHES INCLUDING OCEAN CITY- MATHEWS-MECKLENBURG-MIDDLESEX-NEW KENT-NEWPORT NEWS/HAMPTON- NORFOLK/PORTSMOUTH-NORTHAMPTON-NORTHUMBERLAND-NOTTOWAY-POWHATAN- PRINCE GEORGE INCLUDING PETERSBURG & HOPEWELL-RICHMOND-- SOUTHAMPTON INCLUDING FRANKLIN-SUFFOLK-SURRY-SUSSEX-VIRGINIA BEACH- WESTMORELAND-YORK INCLUDING POQUOSON CITY- THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES IN MARYLAND... ...WICOMICO-DORCHESTER-SOMERSET-WORCESTER INCLUDING OCEAN CITY SCATTERED THUNDERSTORMS DEVELOPING OVER NORTHERN VIRGINIA ARE MOVING SOUTHEAST AND WILL AFFECT CENTRAL AND EASTERN VIRGINIA AND THE LOWER MARYLAND EASTERN SHORE THROUGH THIS AFTERNOON AND EVENING. SOME OF THE THUNDERSTORMS COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING WILL OCCUR WITH THESE THUNDERSTORMS SO IF THREATENING WEATHER APPROACHES...SEEK SAFE SHELTER. HEAVY DOWNPOURS COULD CAUSE PONDING OF WATER ON ROADWAYS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER THREAT. NS
Special weather statement, Jul 24, 2:00 PM EDT, 2 hours 45 minutes before
MDZ021>025-VAZ065>100-250100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WAKEFIELD VA 200 PM EDT SAT JUL 24 1999 ...SEVERE THUNDERSTORM WATCH NUMBER 581 HAS BEEN ISSUED FOR CENTRAL AND EASTERN VIRGINIA AND THE LOWER MARYLAND EASTERN SHORE UNTIL 9 PM EDT... THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES IN VIRGINIA... ...ACCOMACK-AMELIA-BRUNSWICK-CAROLINE-CHARLES CITY-CHESAPEAKE- CHESTERFIELD INCLUDING COLONIAL HEIGHTS-DINWIDDIE--ESSEX- GLOUCESTER-GREENSVILLE INCLUDING EMPORIA-HANOVER- HENRICO INCLUDING THE CITY OF RICHMOND-ISLE OF WIGHT- JAMES CITY COUNTY INCLUDING WILLIAMSBURG-KING AND QUEEN-KING WILLIAM-LANCASTER-LUNENBURG-MARYLAND BEACHES INCLUDING OCEAN CITY- MATHEWS-MECKLENBURG-MIDDLESEX-NEW KENT-NEWPORT NEWS/HAMPTON- NORFOLK/PORTSMOUTH-NORTHAMPTON-NORTHUMBERLAND-NOTTOWAY-POWHATAN- PRINCE GEORGE INCLUDING PETERSBURG & HOPEWELL-RICHMOND-- SOUTHAMPTON INCLUDING FRANKLIN-SUFFOLK-SURRY-SUSSEX-VIRGINIA BEACH- WESTMORELAND-YORK INCLUDING POQUOSON CITY- THE SEVERE THUNDERSTORM WATCH INCLUDES THE FOLLOWING COUNTIES IN MARYLAND... ...WICOMICO-DORCHESTER-SOMERSET-WORCESTER INCLUDING OCEAN CITY SCATTERED THUNDERSTORMS DEVELOPING OVER NORTHERN VIRGINIA ARE MOVING SOUTHEAST AND WILL AFFECT CENTRAL AND EASTERN VIRGINIA AND THE LOWER MARYLAND EASTERN SHORE THROUGH THIS AFTERNOON AND EVENING. SOME OF THE THUNDERSTORMS COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING WILL OCCUR WITH THESE THUNDERSTORMS SO IF THREATENING WEATHER APPROACHES...SEEK SAFE SHELTER. HEAVY DOWNPOURS COULD CAUSE PONDING OF WATER ON ROADWAYS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIALLY DANGEROUS SEVERE WEATHER THREAT. NS
The office that day
Everything else NWS Wakefield, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 2:12 PM EDT | Tornado Warning | AKQ | Caroline | 33 min |
| Jul 24, 3:13 PM EDT | Severe Thunderstorm Warning | AKQ | Cumberland, Prince Edward | 32 min |
| Jul 24, 3:18 PM EDT | Severe Thunderstorm Warning | AKQ | Southampton | 32 min |
| Jul 24, 3:50 PM EDT | Severe Thunderstorm Warning | AKQ | Prince Edward | 35 min |
| Jul 24, 4:04 PM EDT | Severe Thunderstorm Warning | AKQ | Dinwiddie | 31 min |
| Jul 24, 4:09 PM EDT | Severe Thunderstorm Warning | AKQ | City of Chesapeake, City of Portsmouth, City of Suffolk | 36 min |
| Jul 24, 4:17 PM EDT | Severe Thunderstorm Warning | AKQ | Isle of Wight | 18 min |
| Jul 24, 4:45 PM EDT | Flash Flood Warning | AKQ | City of Chesapeake, City of Norfolk, City of Virginia Beach | 3 hr |
| Jul 24, 7:45 PM EDT | Flash Flood Warning | AKQ | City of Chesapeake, City of Norfolk, City of Portsmouth, City of Suffolk, City of Virginia Beach | 75 min |
Nearby
Flash Flood Warnings in Virginia, 1999Every flash flood warning in 1999
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.