Alert archive / Massachusetts / Flash Flood Warnings in 2016

Flash Flood Warning 1, NWS Albany, NY

May 29, 2016Berkshire County, Massachusetts

NWS Albany, NY issued this flash flood warning at May 29, 2016, 2:40 PM EDT for Berkshire County, Massachusetts. It was in force for 3 hr. 6 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
May 29, 2016, 2:40 PM EDT (18:40 UTC)
Expired
May 29, 2016, 5:45 PM EDT
In force
3 hr
Issued by
NWS Albany, NY
Area
Storm-based polygon
Flood severity
None

County Berkshire County, MA

The radar

The Albany radar (KENX), 75 km from the middle of the area, began a volume at 18:43 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

TimeReportWhereRemark
May 29, 2:43 PM EDTFLASH FLOODLarrywaug, MAFLOODING REPORTED ON MAIN STREET IN STOCKBRIDGE AND AT THE STOCKBRIDGE POICE STATION. TIME ESTIMATED BY RADAR.
May 29, 3:30 PM EDTFLASH FLOOD1 Ne South Lee, MAFAIRVIEW STREET FLOODED WITH CAR STUCK ON STREET.
May 29, 3:42 PM EDTFLASH FLOOD1 Ene Lee, MAFLOODING ON GREYLOCK STREET
May 29, 3:44 PM EDTFLASH FLOOD1 Ene Lee, MAFLOODING ON EAST CENTER STREET.
May 29, 3:45 PM EDTFLASH FLOOD1 Ssw Leisure Lee, MAFOREST STREET FLOODED WITH DEBRIS IN ROADWAY.
May 29, 5:02 PM EDTFLASH FLOODLarrywaug, MAFLOODING REPORTED ON MAIN STREET IN STOCKBRIDGE AND AT THE STOCKBRIDGE POICE STATION

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, 6.7 hours before the alert went out and 65 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.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 12:00Z on 2016-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2016-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
77 J/kg
Mixed-layer CIN
-209 J/kg
Mixed-layer LCL
1361 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

114 
WGUS51 KALY 291840
FFWALY
MAC003-292145-
/O.NEW.KALY.FF.W.0001.160529T1840Z-160529T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ALBANY NY
240 PM EDT SUN MAY 29 2016

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN BERKSHIRE COUNTY IN WESTERN MASSACHUSETTS...

* UNTIL 545 PM EDT

* AT 239 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
  ALREADY FALLEN IN THE PAST 2 HOURS. ANOTHER ONE TO TWO INCHES OF
  RAIN IS POSSIBLE THROUGH 330 PM. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PITTSFIELD...GREAT BARRINGTON...LEE...LENOX...BECKET...
  HOUSATONIC...STOCKBRIDGE...RICHMOND...WEST STOCKBRIDGE...
  MONTEREY...WASHINGTON...ALFORD...TYRINGHAM...
  LENOX HOUSE COUNTRY SHOPS...BERKSHIRE HEIGHTS...WILLIAMSVILLE...
  MAHKEENAC HEIGHTS...EAST LEE...MAHKEENAC TERRACE AND EASTOVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.

PLEASE REPORT FLOODING TO THE NATIONAL WEATHER SERVICE BY EMAIL AT
ALB.STORMREPORT@NOAA.GOV...
ON FACEBOOK AT WWW.FACEBOOK.COM/NWSALBANY OR TWITTER @NWSALBANY.

&&

LAT...LON 4243 7306 4218 7310 4216 7348 4243 7338

$$

NAS
2 follow-up statements
577 
WGUS71 KALY 291936
FFSALY

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
336 PM EDT SUN MAY 29 2016

MAC003-292145-
/O.CON.KALY.FF.W.0001.000000T0000Z-160529T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BERKSHIRE MA-
336 PM EDT SUN MAY 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR
SOUTHERN BERKSHIRE COUNTY...

AT 332 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO 4 INCHES OF RAIN HAVE
FALLEN AND ANOTHER HALF INCH TO INCH OF RAIN IS POSSIBLE LOCALLY
THROUGH 430 PM. SOME ROADS AROUND STOCKBRIDGE AND LEE ARE REPORTED
TO HAVE SIGNIFICANT STANDING WATER ON THEM AND SOME BASEMENTS ARE
REPORTED TO BE FLOODED.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PITTSFIELD...GREAT BARRINGTON...LEE...LENOX...BECKET...HOUSATONIC...
STOCKBRIDGE...RICHMOND...WEST STOCKBRIDGE...MONTEREY...WASHINGTON...
ALFORD...TYRINGHAM...LENOX HOUSE COUNTRY SHOPS...BERKSHIRE HEIGHTS...
WILLIAMSVILLE...MAHKEENAC HEIGHTS...EAST LEE...MAHKEENAC TERRACE AND
EASTOVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.

&&

LAT...LON 4243 7306 4218 7310 4216 7348 4243 7338

$$

NAS
644 
WGUS71 KALY 292120
FFSALY

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
520 PM EDT SUN MAY 29 2016

MAC003-292145-
/O.CON.KALY.FF.W.0001.000000T0000Z-160529T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BERKSHIRE MA-
520 PM EDT SUN MAY 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR
WEST CENTRAL BERKSHIRE COUNTY...

AT 512 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS HAVE MOVED OUT
OF THE AREA...BUT RAINFALL IS IN THE PROCESS OF RUNNING OFF ROADS
INTO CREEKS AND STREAMS. THERE HAVE BEEN REPORTS OF FLOODED ROADS
AND BASEMENTS IN THE STOCKBRIDGE AND LEE AREAS.  WATER THAT HAS
RECEDED OFF SOME ROADS HAS LEFT SOME DEBRIS BEHIND.  MOTORISTS
SHOULD USE EXTREME CAUTION AROUND STOCKBRIDGE AND LEE THROUGH THIS
EVENING AND BE PREPARED TO USE ALTERNATIVE ROUTES IF DEEP WATER OR
DEBRIS ARE OBSERVED ON ROADS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LEE...LENOX...HOUSATONIC...STOCKBRIDGE...LENOX STATION...
WHEATLEIGH...BEACHWOOD...MAHKEENAC SHORES...ROCKDALE MILLS...
WILLIAMSVILLE...SOUTH LEE...LARRYWAUG...LEISURE LEE...LENOX DALE...
MAHKEENAC HEIGHTS...VAN DEUSENVILLE...INTERLAKEN...EAST LEE...
MAHKEENAC TERRACE AND RISINGDALE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.

&&

LAT...LON 4236 7315 4226 7313 4221 7342 4234 7337

$$

NAS

The office that day

Everything else NWS Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 29, 1:39 PM EDTSpecial Weather StatementALYBerkshire66 min
May 29, 1:55 PM EDTSpecial Weather StatementALYBerkshire65 min
May 29, 2:11 PM EDTAreal Flood AdvisoryALYBerkshire3 hr

Nearby

Flash Flood Warnings in Massachusetts, 2016Every flash flood warning in 2016

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.