Alert archive / Connecticut / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 64, NWS New York, NY

July 24, 2010Southeastern Connecticut Planning Region, Connecticut

NWS New York, NY issued this severe thunderstorm warning at Jul 24, 2010, 3:24 PM EDT for Southeastern Connecticut Planning Region, Connecticut. It was in force for 51 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
Jul 24, 2010, 3:24 PM EDT (19:24 UTC)
Expired
Jul 24, 2010, 4:15 PM EDT
In force
51 min
Issued by
NWS New York, NY
Area
Storm-based polygon

County Southeastern Connecticut Planning Region, CT

The radar

The Boston radar (KBOX), 94 km from the middle of the area, began a volume at 19:26 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.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.4 hours before the alert went out and 96 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 2010-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 946 joules per kilogram.LCLLFCEL10008507005003002001001 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 2010-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 square meters per square second.193958Sfc1 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
946 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
998 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
162 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 severe thunderstorm 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 severe thunderstorm warning went out at Jul 24, 1:57 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Jul 24, 1:57 PM EDT, 1 hour 27 minutes before
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Hazardous weather outlook, Jul 24, 3:54 AM EDT, 11 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW YORK NY
354 AM EDT SAT JUL 24 2010

NJZ003>006-011-251000-
BERGEN-EASTERN PASSAIC-ESSEX-HUDSON-UNION-
354 AM EDT SAT JUL 24 2010

...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 9 PM
EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST NEW JERSEY.

.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.

   EXCESSIVE HEAT WARNING.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY ALSO BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS WEATHER NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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.

NYZ072>074-251000-
NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-
354 AM EDT SAT JUL 24 2010

...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EDT
SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST 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.

   HEAT ADVISORY.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY ALSO BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HEAT ADVISORY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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.

NYZ075-076-251000-
KINGS (BROOKLYN)-QUEENS-
354 AM EDT SAT JUL 24 2010

...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 6 PM EDT
SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST 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.

   HEAT ADVISORY.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY ALSO BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

THERE IS A MODERATE RIP CURRENT RISK AT THE OCEAN BEACHES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HEAT ADVISORY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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.

NYZ077-080-251000-
NASSAU-SOUTHWESTERN SUFFOLK-
354 AM EDT SAT JUL 24 2010

...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 9 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST 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.

   HEAT ADVISORY.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY ALSO BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

THERE IS A MODERATE RIP CURRENT RISK AT THE OCEAN BEACHES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS WEATHER NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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>007-009>011-NJZ002-NYZ067>071-078-251000-
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-
WESTERN PASSAIC-ORANGE-PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-
SOUTHERN WESTCHESTER-NORTHWESTERN SUFFOLK-
354 AM EDT SAT JUL 24 2010

...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 9 PM EDT THIS
EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN
CONNECTICUT...NORTHEAST NEW JERSEY AND SOUTHEAST 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.

   HEAT ADVISORY.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY ALSO BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS WEATHER NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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.

NYZ081-251000-
SOUTHEASTERN SUFFOLK-
354 AM EDT SAT JUL 24 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST NEW YORK.

.DAY ONE...TODAY AND TONIGHT.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

THERE IS A MODERATE RIP CURRENT RISK AT THE OCEAN BEACHES.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS WEATHER NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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.

ANZ330-335-338-340-350-353-355-CTZ008-012-NYZ079-251000-
LONG ISLAND SOUND EAST OF NEW HAVEN CT/PORT JEFFERSON NY-
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY-
NEW YORK HARBOR-PECONIC AND GARDINERS BAYS-
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-NORTHERN NEW LONDON-
SOUTHERN NEW LONDON-NORTHEASTERN SUFFOLK-
354 AM EDT SAT JUL 24 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL
WATERS...SOUTHERN CONNECTICUT AND SOUTHEAST NEW YORK.

.DAY ONE...TODAY AND TONIGHT.

THUNDERSTORMS THIS AFTERNOON AND EVENING MAY BE CAPABLE OF
PRODUCING DAMAGING WINDS AND LOCALIZED FLOODING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

HAZARDOUS WEATHER NOT EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

&&

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.

GOODMAN

In the hours before

Local storm report, Jul 24, 12:22 PM EDT, 3 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
1222 PM EDT SAT JUL 24 2010

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

0719 PM     TSTM WND DMG     2 NW PORT JERVIS        41.40N 74.73W
07/23/2010                   ORANGE             NY   LAW ENFORCEMENT

            WIRES DOWN ALONG RT 97/RT 46 PARK AVE.

0758 PM     TSTM WND DMG     BLOOMINGDALE            41.03N 74.33W
07/23/2010                   PASSAIC            NJ   LAW ENFORCEMENT

            TREES AND POLES DOWN ON GLENWILD AVENUE

0805 PM     HAIL             RIVERDALE               41.00N 74.31W
07/23/2010  E0.75 INCH       PASSAIC            NJ   TRAINED SPOTTER

0818 PM     TSTM WND DMG     ELMWOOD PARK            40.90N 74.12W
07/23/2010                   BERGEN             NJ   LAW ENFORCEMENT

            TREE DOWN ON LINCOLN AVE AND ELM ST...BLOCKING THAT ROAD.
            WIRES DOWN ON ROTH ST AS WELL AS MARKET ST AND OBAL AVE.
            TREE DOWN ON SUMMIT AVE AND GRANT ST.

0820 PM     TSTM WND DMG     PATERSON                40.91N 74.16W
07/23/2010                   PASSAIC            NJ   LAW ENFORCEMENT

            TREES DOWN AND POWER OUTAGES LIKELY DUE TO WIND.

0820 PM     FUNNEL CLOUD     PARAMUS                 40.95N 74.07W
07/23/2010                   BERGEN             NJ   TRAINED SPOTTER

            2 FUNNEL CLOUDS SIGHTED FROM GARDEN STATE PLAZA.

0824 PM     LIGHTNING        4 WNW HACKENSACK        40.92N 74.12W
07/23/2010                   BERGEN             NJ   LAW ENFORCEMENT

            LIGHTNING STRUCK TREE IN ELMWOOD PARK...WHICH THEN FELL
            ONTO A VEHICLE...NO INJURIES.

0840 PM     FLASH FLOOD      HASBROUCK HEIGHTS       40.86N 74.07W
07/23/2010                   BERGEN             NJ   TRAINED SPOTTER

            12 INCHES OF WATER ON ROAD AT ROUTE 17 S/ROUTE 46 EAST
            INTERSECTION. ROAD IMPASSABLE.

0853 PM     MARINE TSTM WIND LAGUARDIA AIRPORT       40.79N 73.87W
07/23/2010  M52.00 MPH       QUEENS             NY   ASOS

            45 KNOTS

0853 PM     TSTM WND DMG     4 NE CROWN HEIGHTS      40.72N 73.89W
07/23/2010                   QUEENS             NY   EMERGENCY MNGR

            POWER LINES DOWN IN MIDDLE VILLAGE IN BETWEEN 60TH
            AVE...62ND AVE...71ST ST...AND 69TH PL.

0909 PM     MARINE TSTM WIND KENNEDY AIRPORT         40.66N 73.78W
07/23/2010  E44.00 MPH       QUEENS             NY   ASOS

            38 KNOTS

0912 PM     FLASH FLOOD      CLIFTON                 40.86N 74.16W
07/23/2010                   PASSAIC            NJ   DEPT OF HIGHWAYS

            ALL LANES CLOSED ON US 46 IN BOTH DIRECTIONS EAST OF CR
            628/PIAGET AV.

&&

JM
Special weather statement, Jul 24, 3:17 PM EDT, 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
317 PM EDT SAT JUL 24 2010

CTZ008-012-242015-
NORTHERN NEW LONDON-SOUTHERN NEW LONDON-
317 PM EDT SAT JUL 24 2010

...STRONG THUNDERSTORMS WILL IMPACT NORTHERN AND EASTERN NEW LONDON
COUNTY...

AT 311 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM WOODSTOCK TO CHAPLIN
TO COLUMBIA...OR ALONG A LINE EXTENDING FROM PUTNAM TO 7 MILES
NORTHEAST OF WILLIMANTIC TO WILLIMANTIC...AND MOVING SOUTHEAST AT 35
MPH.

THESE STORMS WILL BE...
  NEAR NORWICH BY 340 PM.
  NEAR GALES FERRY BY 345 PM.
  NEAR LEDYARD CENTER BY 350 PM.

WINDS UP TO 40 MPH ARE EXPECTED WITH THESE STORMS. IN ADDITION...VERY
HEAVY RAIN...WITH RAINFALL RATES OF ONE-HALF TO ONE INCH PER HOUR...
IS OCCURRING WITH THESE STORMS. THIS COULD CAUSE PONDING OF WATER ON
ROADWAYS...AND MINOR FLOODING OF POOR DRAINAGE AREAS.

LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE
TO SAFE SHELTER IMMEDIATELY.

LAT...LON 4142 7180 4140 7184 4133 7184 4132 7186
      4133 7191 4147 7215 4162 7234 4164 7233
      4166 7228 4170 7227 4171 7226 4172 7224
      4166 7215 4164 7197 4165 7188 4164 7179

MPS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 8:05 PM EDTAreal Flood AdvisoryOKXBronx, Kings, New York, Queens, Richmond55 min
Jul 23, 8:12 PM EDTTornado WarningOKXBronx, Kings, New York, Queens33 min
Jul 23, 8:23 PM EDTSpecial Marine WarningOKX52 min
Jul 23, 8:44 PM EDTSevere Thunderstorm WarningOKXKings, New York, Queens46 min
Jul 23, 8:45 PM EDTSpecial Marine WarningOKX45 min
Jul 23, 9:00 PM EDTAreal Flood AdvisoryOKXKings, Nassau, Queens60 min
Jul 23, 9:07 PM EDTSpecial Weather StatementOKXNassau53 min
Jul 23, 9:14 PM EDTSpecial Marine WarningOKX46 min
Jul 24, 3:47 AM EDTSmall Craft Advisory for Hazardous SeasOKX24 hr
Jul 24, 4:26 PM EDTSpecial Marine WarningOKX49 min
Jul 23, 11:14 PM EDTSpecial Weather StatementOKX46 min
Jul 23, 11:48 PM EDTSpecial Weather StatementOKX57 min
Jul 24, 12:05 AM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region55 min
Jul 24, 3:17 PM EDTSpecial Weather StatementOKX58 min
Jul 24, 3:31 PM EDTSpecial Weather StatementOKX59 min
Jul 24, 3:45 PM EDTSpecial Weather StatementOKX45 min
Jul 24, 4:26 PM EDTSevere Thunderstorm WarningOKXSoutheastern Connecticut Planning Region34 min
Jul 24, 3:49 AM EDTExcessive Heat WarningOKXHudson, Passaic17 hr

Nearby

Severe Thunderstorm Warnings in Connecticut, 2010Every severe thunderstorm warning in 2010

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.