Alert archive / Connecticut / Flash Flood Warnings in 2012
Flash Flood Warning 2, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this flash flood warning at Jun 22, 2012, 4:36 PM EDT for Capitol Planning Region, Connecticut. 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
- Jun 22, 2012, 4:36 PM EDT (20:36 UTC)
- Expired
- Jun 22, 2012, 7:30 PM EDT
- In force
- 3 hr
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
- Flood severity
- None
County Capitol Planning Region, CT
The radar
The Brookhaven radar (KOKX), 105 km from the middle of the area, began a volume at 20:38 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 |
|---|---|---|---|
| Jun 22, 4:41 PM EDT | FLASH FLOOD | Hartford, CT | COLLINS AND GARDNER STREETS FLOODED AND IMPASSIBLE |
| Jun 22, 5:09 PM EDT | FLASH FLOOD | East Hartford, CT | PELDON STREET CLOSED DUE TO FLOODING |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 8.6 hours before the alert went out and 105 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
- 840 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1512 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
290 WGUS51 KBOX 222036 FFWBOX CTC003-013-222330- /O.NEW.KBOX.FF.W.0002.120622T2036Z-120622T2330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TAUNTON MA 436 PM EDT FRI JUN 22 2012 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * FLASH FLOOD WARNING FOR... EAST CENTRAL HARTFORD COUNTY IN NORTHERN CONNECTICUT... THIS INCLUDES THE CITIES OF...MANCHESTER...HARTFORD...EAST HARTFORD... SOUTHWESTERN TOLLAND COUNTY IN NORTHERN CONNECTICUT... THIS INCLUDES THE CITY OF VERNON... * UNTIL 730 PM EDT * AT 431 PM EDT...RADAR INDICATES OVER 2 INCHES OF RAIN HAS FALLEN OVER PORTIONS OF THE WARNING AREA. ADDITIONAL STORMS WITH PERIODS OF HEAVY RAIN WILL AFFECT THIS AREA DURING THE LATE AFTERNOON AND EARLY EVENING COMMUTE. URBAN FLASH FLOODING IS EXPECTED...AND SOME SMALL STREAMS MAY FLOW OUT OF THEIR BANKS. 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 4185 7271 4188 7228 4167 7227 4164 7270 $$ NMB
3 follow-up statements
892 WGUS71 KBOX 222058 FFSBOX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 458 PM EDT FRI JUN 22 2012 CTC003-013-222330- /O.CON.KBOX.FF.W.0002.000000T0000Z-120622T2330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT- 458 PM EDT FRI JUN 22 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR SOUTHWESTERN TOLLAND AND EAST CENTRAL HARTFORD COUNTIES... AT 448 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE SHOWERS AND THUNDERSTORMS MOVING OVER THE WARNING AREA. RADAR INDICATES THAT THE MAJORITY OF THE WARNING AREA HAS RECEIVED 1.5 OR MORE INCHES OF RAIN...AND RADAR INDICATED THAT OVER 3 INCHES OF RAIN HAD FALLEN OVER PORTIONS OF MANCHESTER AND GLASTONBURY. URBAN AND POOR DRAINAGE FLASH FLOODING IS LIKELY. SOME SMALL STREAMS MAY ALSO GO ABOVE BANKFULL LEVELS. STREAMS AT RISK OF FLOODING IN THE WARNING AREA INCLUDE THE SOUTH FORK OF THE HOCKANUM RIVER IN MANCHESTER...AND BAKER BROOK IN BOLTON. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EAST HARTFORD...WINDSOR...VERNON...TOLLAND...SOUTH WINDSOR...MANCHESTER... HARTFORD...EAST WINDSOR...COVENTRY AND BOLTON PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOVE TO HIGHER GROUND. && LAT...LON 4185 7271 4188 7228 4167 7227 4164 7270 $$ NMB
081 WGUS71 KBOX 222150 FFSBOX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 550 PM EDT FRI JUN 22 2012 CTC003-013-222330- /O.CON.KBOX.FF.W.0002.000000T0000Z-120622T2330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT- 550 PM EDT FRI JUN 22 2012 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR SOUTHWESTERN TOLLAND AND EAST CENTRAL HARTFORD COUNTIES... AT 548 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STRONGEST THUNDERSTORMS HAD MOVED EAST...BUT SHOWERS CONTINUED TO CROSS THE AREA. THESE RAINS WILL BRING THE POTENTIAL TO MAINTAIN PONDING OF WATER IN URBAN AND POOR DRAINAGE AREAS FROM EARLIER HEAVY RAINS. RADAR INDICATES THAT SOME COMMUNITIES MAY HAVE RECEIVED OVER 3 INCHES OF RAIN...INCLUDING PORTIONS OF MANCHESTER...GLASTONBURY...BOLTON...AND COVENTRY. SHARP RISES ON SOME AREA SMALL STREAMS ARE EXPECTED. STREAMS THAT MAY REACH BANKFULL LEVELS EARLY THIS EVENING INCLUDE THE SOUTH FORK HOCKANUM RIVER IN MANCHESTER...AND BAKER BROOK IN BOLTON. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EAST HARTFORD...WINDSOR...VERNON...TOLLAND...SOUTH WINDSOR...MANCHESTER... HARTFORD...EAST WINDSOR...COVENTRY AND BOLTON 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. && LAT...LON 4185 7271 4188 7228 4167 7227 4164 7270 $$ NMB
283 WGUS71 KBOX 222325 FFSBOX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 725 PM EDT FRI JUN 22 2012 CTC003-013-222335- /O.EXP.KBOX.FF.W.0002.000000T0000Z-120622T2330Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ HARTFORD CT-TOLLAND CT- 725 PM EDT FRI JUN 22 2012 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 730 PM EDT FOR SOUTHWESTERN TOLLAND AND EAST CENTRAL HARTFORD COUNTIES... LAT...LON 4185 7271 4188 7228 4167 7227 4164 7270 $$ MLD
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 3:14 PM EDT | Special Weather Statement | BOX | 61 min | |
| Jun 22, 3:31 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 59 min |
| Jun 22, 4:01 PM EDT | Areal Flood Advisory | BOX | Capitol Planning Region | 3 hr |
| Jun 22, 4:02 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 35 min |
| Jun 22, 4:22 PM EDT | Areal Flood Advisory | BOX | Northeastern Connecticut Planning Region | 3 hr |
| Jun 22, 4:23 PM EDT | Special Weather Statement | BOX | 67 min | |
| Jun 22, 4:26 PM EDT | Special Weather Statement | BOX | 64 min | |
| Jun 22, 4:31 PM EDT | Severe Thunderstorm Warning | BOX | Northeastern Connecticut Planning Region | 44 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.