Alert archive / Connecticut / Flash Flood Warnings in 2013
Flash Flood Warning 40, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this flash flood warning at Jul 25, 2013, 1:56 PM EDT for Northeastern Connecticut Planning Region, Connecticut. 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 outline as issued.
The facts
- Issued
- Jul 25, 2013, 1:56 PM EDT (17:56 UTC)
- Expired
- Jul 25, 2013, 5:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The Boston radar (KBOX), 69 km from the middle of the area, began a volume at 18:00 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.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 5.9 hours before the alert went out and 132 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 736 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 247 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
403 WGUS51 KBOX 251756 FFWBOX CTC015-252100- /O.NEW.KBOX.FF.W.0040.130725T1756Z-130725T2100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TAUNTON MA 156 PM EDT THU JUL 25 2013 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * FLASH FLOOD WARNING FOR... WINDHAM COUNTY IN NORTHERN CONNECTICUT... * UNTIL 500 PM EDT * AT 153 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS AND HEAVY RAINSHOWERS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... WINDHAM...PLAINFIELD...KILLINGLY...PUTNAM...THOMPSON...BROOKLYN... WOODSTOCK...CANTERBURY...POMFRET...CHAPLIN...HAMPTON...EASTFORD AND SCOTLAND. ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE BETWEEN 2 AND 3 PM IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4193 7182 4165 7195 4169 7217 4196 7199 $$ AED
1 follow-up statement
873 WGUS71 KBOX 252055 FFSBOX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 455 PM EDT THU JUL 25 2013 CTC015-252104- /O.EXP.KBOX.FF.W.0040.000000T0000Z-130725T2100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WINDHAM CT- 455 PM EDT THU JUL 25 2013 ...THE FLASH FLOOD WARNING FOR WINDHAM COUNTY WILL EXPIRE AT 500 PM EDT... THE HEAVIEST RAINS HAVE BEGUN TO SUBSIDE...ATLHOUTH LIGHT TO MODERATE RAIN CONTINUES. PLEASE CONTINUE TO HEED ANY ROAD CLOSURES. LAT...LON 4193 7182 4165 7195 4169 7217 4196 7199 $$ MD
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 1:27 PM EDT | Areal Flood Advisory | BOX | Northeastern Connecticut Planning Region | 3 hr |
| Jul 25, 4:59 PM EDT | Areal Flood Advisory | BOX | Northeastern Connecticut Planning Region | 3 hr |
Nearby
Flash Flood Warnings in Connecticut, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.