Alert archive / Virginia / Flash Flood Warnings in 2009

Flash Flood Warning 15, NWS Wakefield, VA

August 13, 2009City of Hampton, Virginia

NWS Wakefield, VA issued this flash flood warning at Aug 13, 2009, 1:09 PM EDT for City of Hampton, 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
Aug 13, 2009, 1:09 PM EDT (17:09 UTC)
Expired
Aug 13, 2009, 4:00 PM EDT
In force
3 hr
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Flood severity
None

County City of Hampton, VA

The radar

The Norfolk radar (KAKQ), 61 km from the middle of the area, began a volume at 17:09 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.

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 Aug 13, 9:44 AM EDT, 3 hours 25 minutes earlier.

Area forecast discussion, Aug 13, 9:44 AM EDT, 3 hours 25 minutes before
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Hazardous weather outlook, Aug 13, 4:21 AM EDT, 8 hours 48 minutes before
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In the hours before

Local storm report, Aug 13, 8:59 AM EDT, 4 hours 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WAKEFIELD VA
859 AM EDT THU AUG 13 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0645 PM     FLASH FLOOD      DOWNTOWN PORTSMOUTH     36.84N 76.30W
08/12/2009                   CITY OF PORTSMOUTH VA   TRAINED SPOTTER

            NUMEROUS ROADS CLOSED FROM FLOODING

&&

ASIEBERS
Special weather statement, Aug 13, 11:03 AM EDT, 2 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1103 AM EDT THU AUG 13 2009

VAZ100-131600-
NORTHAMPTON VA-
1103 AM EDT THU AUG 13 2009

...STRONG SHOWERS OVER NORTHAMPTON COUNTY...

AT 1058 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG RAIN SHOWERS OVER SOUTHERN NORTHAMPTON COUNTY VIRGINIA...FROM
11 MILES NORTHEAST OF CHERITON TO 9 MILES SOUTH OF BAY VIEW...OR
FROM 9 MILES SOUTH OF EXMORE TO 9 MILES SOUTH OF CAPE
CHARLES...MOVING NORTHEAST AT 5 MPH. THE STRONG SHOWERS WILL
CONTINUE TO AFFECT THE SOUTHERN HALF OF THE COUNTY THROUGH 12 NOON.
THESE SHOWERS MAY ALSO DEVELOP INTO THUNDERSTORMS.

WIND GUSTS TO 30 MPH AND VERY HEAVY RAINFALL WILL ACCOMPANY THESE
STORMS...ALONG WITH THE CHANCE OF LIGHTNING. IF YOU HEAR THUNDER...
YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE INTO A SAFE
SHELTER BEFORE THESE STORMS REACH YOUR AREA. REMAIN INDOORS UNTIL
THE STORMS HAVE PASSED.

HEAVY RAINFALL MAY CAUSE PONDING OF WATER ON ROADWAYS...AND
POSSIBLE LOCALIZED FLOODING IN LOW LYING AND FLOOD PRONE AREAS.

FOSTER
Special weather statement, Aug 13, 12:38 PM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1238 PM EDT THU AUG 13 2009

VAZ091-094-131730-
NEWPORT NEWS/HAMPTON VA-YORK VA-
1238 PM EDT THU AUG 13 2009

...STRONG THUNDERSTORMS MOVING ACROSS NEWPORT NEWS AND HAMPTON...

AT 1236 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS OVER BEACONSDALE...OR ABOUT OVER NEWPORT NEWS...
MOVING EAST AT 10 MPH. THE STRONG THUNDERSTORMS WILL BE NEAR TABB AT
1245 PM EDT...NORTHAMPTON AT 1250 PM EDT...LANGLEY AFB AND...LANGLEY
VIEW AT 120 PM EDT...MESSICK AT 130 PM EDT.

RAINFALL RATES OF UP TO 2 INCHES PER HOUR WILL CAUSE PONDING OF
WATER ON ROADWAYS...AND POSSIBLE LOCALIZED FLOODING IN LOW LYING AND
FLOOD PRONE AREAS.

EXPECT FREQUENT LIGHTNING IN THE PATH OF THESE STORMS. IF YOU HEAR
THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE INTO
A SAFE SHELTER BEFORE THESE STORMS REACH YOUR AREA. REMAIN INDOORS
UNTIL THE STORMS HAVE PASSED.

SMF

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 13, 12:49 PM EDTAreal Flood AdvisoryAKQYork, City of Hampton, City of Newport News, City of Poquoson116 min
Aug 13, 3:01 PM EDTAreal Flood AdvisoryAKQIsle of Wight, Surry119 min
Aug 13, 3:55 PM EDTAreal Flood AdvisoryAKQCity of Suffolk50 min

Nearby

Flash Flood Warnings in Virginia, 2009Every flash flood warning in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.