Alert archive / Connecticut / Flash Flood Warnings in 2012
Flash Flood Warning 34, NWS New York, NY
NWS New York, NY issued this flash flood warning at Oct 20, 2012, 3:07 AM EDT for Southeastern Connecticut Planning Region, Connecticut. It was in force for 79 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Oct 20, 2012, 3:07 AM EDT (07:07 UTC)
- Expired
- Oct 20, 2012, 4:26 AM EDT
- In force
- 79 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The Boston radar (KBOX), 92 km from the middle of the area, began a volume at 07:07 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 00:00Z, 7.1 hours before the alert went out and 97 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
- 494 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 640 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
081
WGUS51 KOKX 200707
FFWOKX
CTC011-200900-
/O.NEW.KOKX.FF.W.0034.121020T0707Z-121020T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
307 AM EDT SAT OCT 20 2012
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN NEW LONDON COUNTY IN SOUTHERN CONNECTICUT...
* UNTIL 500 AM EDT...
* AT 304 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS WITH EMBEDDED THUNDERSTORMS PRODUCING LOCALLY HEAVY
RAINFALL OVER EASTERN NEW LONDON COUNTY...WITH ADDITIONAL SHOWERS
APPROACHING FROM THE SOUTHWEST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
&&
LAT...LON 4142 7179 4140 7184 4134 7182 4132 7184
4132 7187 4133 7188 4133 7194 4130 7200
4131 7208 4129 7211 4130 7217 4131 7218
4165 7204 4164 7198 4164 7179
$$
MALOIT1 follow-up statement
429
WGUS71 KOKX 200826
FFSOKX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
426 AM EDT SAT OCT 20 2012
CTC011-200836-
/O.CAN.KOKX.FF.W.0034.000000T0000Z-121020T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW LONDON CT-
426 AM EDT SAT OCT 20 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EASTERN NEW LONDON
COUNTY...
RAIN HAS COME TO AN END ACROSS EASTERN NEW LONDON COUNTY...THEREFORE
THE FLASH FLOOD WARNING HAS BEEN CANCELLED.
LAT...LON 4142 7179 4140 7184 4134 7182 4132 7184
4132 7187 4133 7188 4133 7194 4130 7200
4131 7208 4129 7211 4130 7217 4131 7218
4165 7204 4164 7198 4164 7179
$$
MALOITThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 20, 2:39 AM EDT | Areal Flood Advisory | OKX | Southeastern Connecticut Planning Region | 2 hr |
Nearby
Flash Flood Warnings in Connecticut, 2012Every flash flood warning in 2012
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.