Alert archive / Connecticut / Snow Squall Warnings in 2024

Snow Squall Warning 2, NWS New York, NY

February 17, 20244 counties in Connecticut

NWS New York, NY issued this snow squall warning at Feb 17, 2024, 2:51 PM EST for 4 counties in Connecticut. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 17, 2024, 2:51 PM EST (19:51 UTC)
Expired
Feb 17, 2024, 3:30 PM EST
In force
39 min
Issued by
NWS New York, NY
Area
Storm-based polygon

Counties Greater Bridgeport Planning Region, CT, Lower Connecticut River Valley Planning Region, CT, Naugatuck Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT

The radar

The Brookhaven radar (KOKX), 64 km from the middle of the area, began a volume at 19:54 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, 7.9 hours before the alert went out and 64 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2024-02-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2024-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 225 square meters per square second.1939587897117136156175Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
650 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
225 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this snow squall warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this snow squall warning went out at Feb 17, 1:32 PM EST, 1 hour 19 minutes earlier.

Area forecast discussion, Feb 17, 1:32 PM EST, 1 hour 19 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Feb 17, 3:08 AM EST, 11 hours 43 minutes before
Hazardous Weather Outlook
National Weather Service New York NY
308 AM EST Sat Feb 17 2024

NJZ002-004-006-103>108-NYZ071>075-078>081-176>179-181100-
Western Passaic-Eastern Passaic-Hudson-Western Bergen-Eastern Bergen-
Western Essex-Eastern Essex-Western Union-Eastern Union-
Southern Westchester-New York (Manhattan)-Bronx-
Richmond (Staten Island)-Kings (Brooklyn)-Northwest Suffolk-
Northeast Suffolk-Southwest Suffolk-Southeast Suffolk-
Northern Queens-Northern Nassau-Southern Queens-Southern Nassau-
308 AM EST Sat Feb 17 2024

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

This Hazardous Weather Outlook is for northeastern New Jersey and
southeastern New York.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Winter Weather Advisory.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Hazardous weather is not expected at this time that would meet NWS
warning criteria.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches, warnings, and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

CTZ005>012-NYZ067>070-181100-
Northern Fairfield-Northern New Haven-Northern Middlesex-
Northern New London-Southern Fairfield-Southern New Haven-
Southern Middlesex-Southern New London-Orange-Putnam-Rockland-
Northern Westchester-
308 AM EST Sat Feb 17 2024

This Hazardous Weather Outlook is for southern Connecticut and
southeastern New York.

.DAY ONE...Today and tonight.

Light snow through this morning may accumulate 1 to 2 inches. This
could cause slippery conditions this morning.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Hazardous weather is not expected at this time that would meet NWS
warning criteria.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches, warnings, and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

ANZ331-332-335-338-340-345-350-353-355-181100-
Long Island Sound East of New Haven CT/Port Jefferson NY to the
Mouth of the Connecticut River-
Long Island Sound East of the Mouth of the Connecticut River-
Long Island Sound West of New Haven CT/Port Jefferson NY-
New York Harbor-Peconic and Gardiners Bays-
South Shore Bays from Jones Inlet through Shinnecock Bay-
Moriches Inlet NY to Montauk Point NY out 20 nm-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-
308 AM EST Sat Feb 17 2024

This Hazardous Weather Outlook is for the Atlantic coastal waters,
New York Harbor, Long Island Sound, and the Long Island bays.

.DAY ONE...Today and tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

No hazardous weather is expected at this time that would meet NWS
warning criteria.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches, warnings, and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

In the hours before

Special weather statement, Feb 17, 1:24 PM EST, 1 hour 27 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Local storm report, Feb 17, 1:31 PM EST, 1 hour 20 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Local storm report, Feb 17, 1:36 PM EST, 1 hour 15 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
136 PM EST Sat Feb 17 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0100 PM     Snow             Newark Airport          40.68N 74.17W
02/17/2024  M4.2 inch        Union              NJ   Official NWS Obs

&&
Local storm report, Feb 17, 1:38 PM EST, 1 hour 13 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
138 PM EST Sat Feb 17 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0730 AM     Snow             Hoboken                 40.74N 74.03W
02/17/2024  M3.1 inch        Hudson             NJ   Trained Spotter

&&
Special weather statement, Feb 17, 2:24 PM EST, 27 minutes before
Special Weather Statement
National Weather Service New York NY
224 PM EST Sat Feb 17 2024

CTZ005>012-NYZ068-172015-
Southern Middlesex CT-Northern Fairfield CT-Southern New London CT-
Southern Fairfield CT-Northern New London CT-Northern New Haven CT-
Northern Middlesex CT-Southern New Haven CT-Putnam NY-
224 PM EST Sat Feb 17 2024

...MODERATE TO HEAVY SNOW SHOWERS...

HAZARDS...An area of moderate to heavy snow showers accompanied by
winds of up to 30 MPH which can rapidly reduce visibility to less
than one mile.

LOCATION AND MOVEMENT...At 221 PM EST, an area of snow showers was
along a line extending from near East Hampton to near Newtown and
moving southeast at 25 MPH. The snow showers will move across parts
of Putnam NY and Southern CT before 315 PM this afternoon.

LOCATIONS IMPACTED INCLUDE...
Bridgeport, New Haven, Waterbury, Danbury, Meriden, Milford,
Middletown, Wallingford, Shelton, Naugatuck, New London, Guilford,
Southbury, Wolcott, and Colchester.

SAFETY INFO...
Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time to reach your destination.

&&

LAT...LON 4150 7344 4151 7339 4147 7332 4151 7332
      4151 7316 4156 7316 4164 7298 4164 7294
      4156 7295 4154 7285 4163 7271 4164 7256
      4137 7200 4123 7275 4123 7289 4125 7292
      4115 7314 4150 7382 4153 7353 4167 7352
TIME...MOT...LOC 1921Z 301DEG 21KT 4154 7254 4138 7334

JM
Local storm report, Feb 17, 2:36 PM EST, 15 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
236 PM EST Sat Feb 17 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0228 PM     Snow             Kenilworth              40.68N 74.29W
02/17/2024  M4.4 inch        Union              NJ   Broadcast Media

&&

DSR

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 17, 2:55 AM ESTSmall Craft AdvisoryOKX18 hr
Feb 17, 1:24 PM ESTSpecial Weather StatementOKXPutnam, Westchester66 min
Feb 17, 3:32 PM ESTSpecial Weather StatementOKXSuffolk43 min
Feb 17, 3:34 PM ESTSmall Craft AdvisoryOKX42 hr
Feb 17, 4:08 PM ESTSpecial Weather StatementOKXSuffolk52 min
Feb 17, 4:14 PM ESTSpecial Weather StatementOKXSuffolk46 min
Feb 17, 2:24 PM ESTSpecial Weather StatementOKX51 min
Feb 17, 3:01 PM ESTSnow Squall WarningOKXSoutheastern Connecticut Planning Region44 min
Feb 17, 3:29 PM ESTSnow Squall WarningOKXLower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region31 min

Nearby

Snow Squall Warnings in Connecticut, 2024Every snow squall 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.