Alert archive / Massachusetts / Flash Flood Warnings in 2013
Flash Flood Warning 53, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this flash flood warning at Sep 2, 2013, 12:09 PM EDT for Worcester County, Massachusetts. It was in force for 3 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 2, 2013, 12:09 PM EDT (16:09 UTC)
- Expired
- Sep 2, 2013, 3:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
- Flood severity
- None
County Worcester County, MA
The radar
The Boston radar (KBOX), 76 km from the middle of the area, began a volume at 16:08 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 2, 12:44 PM EDT | FLOOD | Spencer, MA | CAR STUCK IN FLOOD WATERS ON MEADOW ST. MEADOW ST IS FLOODED AND IMPASSABLE. |
| Sep 2, 12:44 PM EDT | FLOOD | Spencer, MA | CAR STUCK IN WATER ON MEADOW ST |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 4.2 hours before the alert went out and 161 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
- 129 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 712 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 31 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
871 WGUS51 KBOX 021609 FFWBOX MAC027-021915- /O.NEW.KBOX.FF.W.0053.130902T1609Z-130902T1915Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TAUNTON MA 1209 PM EDT MON SEP 2 2013 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS... * UNTIL 315 PM EDT * AT 1207 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS SOUTHERN WORCESTER COUNTY. RADAR INDICATES RAINFALL RATES OF 1 AND A HALF TO TWO AND A HALF INCHES PER HOURS WITH THESE THUNDERSTORMS. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WORCESTER...HOLDEN...CHARLTON...SPENCER...LEICESTER...STURBRIDGE... PAXTON...NORTH BROOKFIELD...WEST BROOKFIELD...BROOKFIELD...EAST BROOKFIELD AND OAKHAM. PRECAUTIONARY/PREPAREDNESS ACTIONS... RAPID AND POTENTIALLY LIFE THREATENING FLOODING OF SMALL STREAMS AND ROADWAYS IS IMMINENT. HEAD TO HIGHER GROUND IMMEDIATELY. DO NOT DRIVE THROUGH FLOODED ROADS. FIND ALTERNATE ROUTES. MOST FLOOD DEATHS OCCUR IN VEHICLES. TURN AROUND...DONT DROWN. A FLASH FLOOD WARNING IS ISSUED FOR RAPID AND POTENTIALLY LIFE THREATENING FLOODING. IN URBAN AREAS AVOID FLOODED ROADS AND OBEY ROAD CLOSURES. THOSE NEAR SMALL STREAMS MUST HEAD FOR HIGHER GROUND IMMEDIATELY. && LAT...LON 4237 7184 4224 7185 4206 7211 4228 7213 $$ AED
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 4:21 AM EDT | Flash Flood Watch | BOX | Bristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more | 21 hr |
Nearby
Flash Flood Warnings in Massachusetts, 2013Every flash flood warning in 2013
Sources
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.