Flash Flood Warning 2, NWS Boston/Norton, MA

Issued

Jun 1, 2011, 5:17 PM EDT (21:17 UTC)

Expired

Jun 1, 2011, 8:15 PM EDT

In force

3 hr

Issued by

NWS Boston/Norton, MA

Area

Storm-based polygon

Flood severity

None

Counties Middlesex County, MA, Worcester County, MA

The Boston radar (KBOX), 75 km from the middle of the area, began a volume at 21:18 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

720 
WGUS51 KBOX 012117
FFWBOX
MAC017-027-020015-
/O.NEW.KBOX.FF.W.0002.110601T2117Z-110602T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
517 PM EDT WED JUN 1 2011

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL WORCESTER COUNTY IN CENTRAL MASSACHUSETTS...
  THIS INCLUDES THE CITY OF WORCESTER...
  EXTREME SOUTHWESTERN MIDDLESEX COUNTY IN SOUTHEAST MASSACHUSETTS...

* UNTIL 815 PM EDT

* AT 513 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THE POTENTIAL FOR MERGING SEVERE THUNDERSTORMS OVER THE GREATER 
WORCESTER AREA.  THIS WILL RESULT IN THE POTENTIAL FOR TORRENTIAL 
RAINS AS THE STORMS TRACK EAST THROUGH THE AREA. FLASH FLOODING IS 
LIKELY IN URBAN AND POOR DRAINAGE AREAS. SMALL STREAM FLASH FLOODING 
IS ALSO POSSIBLE.  

FLASH FLOODING OF SMALL STREAMS AND URBAN AREAS IS OCCURRING OR
IMMINENT. THOSE NEAR STREAMS AND CREEKS...OR IN AREAS PRONE TO
FLOODING SHOULD MOVE TO HIGHER GROUND IMMEDIATELY. AVOID FLOODED
ROADS. THE WATER MAY BE TOO DEEP TO ALLOW VEHICLES TO CROSS SAFELY...
OR THE ROADWAY MAY BE UNDERMINED. TURN AROUND...DONT DROWN!

&&

LAT...LON 4234 7213 4235 7199 4242 7194 4244 7163
      4209 7158 4209 7207

$$

NMB

141 
WGUS71 KBOX 012250
FFSBOX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
650 PM EDT WED JUN 1 2011

MAC017-027-020015-
/O.CON.KBOX.FF.W.0002.000000T0000Z-110602T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MIDDLESEX MA-WORCESTER MA-
650 PM EDT WED JUN 1 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR
CENTRAL WORCESTER AND SOUTHWESTERN MIDDLESEX COUNTIES...

AT 645 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
ADDITIONAL THUNDERSTORMS TRACKING OVER THE VICINITY OF THE I90 
CORRIDOR WHERE HEAVY RAINS HAD PREVIOUSLY FELL. THESE STORMS MAY 
PRODUCE UP TO AN ADDITIONAL INCH OF RAIN IN AN HOUR.  AS A 
RESULT...URBAN FLASH FLOODING IS STILL A RISK.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WEST
BOYLSTON...STERLING...SHREWSBURY...RUTLAND...PAXTON...NORTHBOROUGH...
HOLDEN...CLINTON...BOYLSTON AND BERLIN

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. MOVE TO HIGHER GROUND.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT WEDNESDAY EVENING
FOR NORTHERN CONNECTICUT AND MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE
AND CENTRAL RHODE ISLAND.

&&

LAT...LON 4234 7213 4235 7199 4242 7194 4244 7163
      4209 7158 4209 7207

$$

NMB

Flash Flood Warnings in Massachusetts, 2011Every flash flood warning in 2011

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