Alert archive / Connecticut / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 21, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Jun 21, 2024, 4:42 PM EDT for Northwest Hills Planning Region, Connecticut. It was in force for 33 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
- Jun 21, 2024, 4:42 PM EDT (20:42 UTC)
- Expired
- Jun 21, 2024, 5:15 PM EDT
- In force
- 33 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
The radar
The Brookhaven radar (KOKX), 85 km from the middle of the area, began a volume at 20:43 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 21, 5:12 PM EDT | TSTM WND DMG | Plymouth, CT | Trees down. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 21, 3:34 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 8.7 hours before the alert went out and 85 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
- 254 J/kg
- Mixed-layer CIN
- -158 J/kg
- Mixed-layer LCL
- 1324 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
694
WUUS51 KALY 212042
SVRALY
CTC005-212115-
/O.NEW.KALY.SV.W.0021.240621T2042Z-240621T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
442 PM EDT Fri Jun 21 2024
The National Weather Service in Albany has issued a
* Severe Thunderstorm Warning for...
Southern Litchfield County in northern Connecticut...
* Until 515 PM EDT.
* At 442 PM EDT, a severe thunderstorm was located near New Preston,
or near New Milford, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
New Milford, Thomaston, Oakville, New Preston, Terryville, Woodbury
Center, Watertown, Plymouth, Woodbury, Bethlehem, Washington,
Morris, Roxbury, Bridgewater, Bantam, Hotchkissville, Pequabuck,
Reynolds Bridge, Pomeraug, and Marble Dale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail, damaging wind, and continuous cloud to ground lightning
are occurring with this storm. Move indoors immediately. Lightning is
one of nature's leading killers. Remember, if you can hear thunder,
you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
Please report hail size...damaging winds and reports of trees down to
the National Weather Service by email at Alb.Stormreport@noaa.gov...
On Facebook at www.facebook.com/nwsalbany or twitter @nwsalbany
LAT...LON 4152 7341 4170 7340 4175 7301 4164 7298
4163 7302 4161 7302 4161 7306 4159 7306
4159 7308 4157 7309 4156 7316 4152 7316
TIME...MOT...LOC 2042Z 262DEG 22KT 4164 7332
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KSL1 follow-up statement
814
WWUS51 KALY 212106
SVSALY
Severe Weather Statement
National Weather Service Albany NY
506 PM EDT Fri Jun 21 2024
CTC005-212115-
/O.CON.KALY.SV.W.0021.000000T0000Z-240621T2115Z/
Litchfield CT-
506 PM EDT Fri Jun 21 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTHEASTERN LITCHFIELD COUNTY...
At 505 PM EDT, a severe thunderstorm was located over Thomaston, or 8
miles northwest of Wolcott, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Thomaston, Terryville, Oakville, Woodbury Center, Watertown,
Plymouth, Woodbury, Allentown, Minortown, Roraback Lodge,
Hotchkissville, Pequabuck, Reynolds Bridge, Hancock, Tolles,
Pomeraug, North Woodbury, Plymouth Green, Northfield, and Terryville
Station.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4152 7330 4162 7318 4173 7313 4175 7301
4164 7298 4163 7302 4161 7302 4161 7306
4159 7306 4159 7308 4157 7309 4156 7316
4152 7316
TIME...MOT...LOC 2105Z 262DEG 22KT 4166 7313
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KSLThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 4:06 PM EDT | Severe Thunderstorm Warning | ALY | Northwest Hills Planning Region | 39 min |
| Jun 21, 4:29 PM EDT | Special Weather Statement | ALY | 46 min | |
| Jun 21, 4:50 PM EDT | Special Weather Statement | ALY | 25 min |
Nearby
Severe Thunderstorm Warnings in Connecticut, 2024Every severe thunderstorm warning in 2024
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.