Alert archive / Connecticut / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 49, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 7, 2013, 5:25 PM EDT for Capitol Planning Region, Connecticut. It was in force for 50 min. 1 report 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
- Jul 7, 2013, 5:25 PM EDT (21:25 UTC)
- Expired
- Jul 7, 2013, 6:15 PM EDT
- In force
- 50 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Storm-based polygon
County Capitol Planning Region, CT
The radar
The Brookhaven radar (KOKX), 102 km from the middle of the area, began a volume at 21:26 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 |
|---|---|---|---|
| Jul 7, 5:30 PM EDT | TSTM WND DMG | West Hartford, CT | TREE DOWN ON LEDYARD ROAD. TELEPHONE POLE SNAPPED ON ALBANY AVENUE. |
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, 9.4 hours before the alert went out and 102 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
- 1396 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1132 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
664 WUUS51 KBOX 072125 SVRBOX CTC003-013-072215- /O.NEW.KBOX.SV.W.0049.130707T2125Z-130707T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAUNTON MA 525 PM EDT SUN JUL 7 2013 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL HARTFORD COUNTY IN NORTHERN CONNECTICUT... WESTERN TOLLAND COUNTY IN NORTHERN CONNECTICUT... * UNTIL 615 PM EDT * AT 524 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR WEST HARTFORD...AND MOVING EAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... HARTFORD...WEST HARTFORD...EAST HARTFORD...MANCHESTER... NEWINGTON...VERNON...FARMINGTON...SOUTH WINDSOR...WETHERSFIELD... GLASTONBURY...EAST WINDSOR...HEBRON...BLOOMFIELD...WINDSOR... ANDOVER...AVON...BOLTON AND ROCKVILLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4170 7284 4188 7283 4190 7231 4164 7234 TIME...MOT...LOC 2125Z 274DEG 21KT 4179 7275 $$ KJC
1 follow-up statement
449
WWUS51 KBOX 072150
SVSBOX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
550 PM EDT SUN JUL 7 2013
CTC003-013-072200-
/O.CAN.KBOX.SV.W.0049.000000T0000Z-130707T2215Z/
HARTFORD CT-TOLLAND CT-
550 PM EDT SUN JUL 7 2013
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HARTFORD AND WESTERN
TOLLAND COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4170 7284 4188 7283 4190 7231 4164 7234
TIME...MOT...LOC 2150Z 274DEG 21KT 4178 7255
$$
KJCThe office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 9:57 AM EDT | Heat Advisory | BOX | Capitol Planning Region, Northeastern Connecticut Planning Region | 7 hr |
| Jul 7, 4:20 PM EDT | Severe Thunderstorm Warning | BOX | 40 min | |
| Jul 7, 4:52 PM EDT | Special Weather Statement | BOX | 38 min | |
| Jul 7, 5:21 PM EDT | Special Weather Statement | BOX | 39 min |
Nearby
Severe Thunderstorm Warnings in Connecticut, 2013Every severe thunderstorm 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.