Alert archive / New York / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 14, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at May 27, 2010, 2:02 AM EDT for Suffolk County, New York. It was in force for 18 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
- May 27, 2010, 2:02 AM EDT (06:02 UTC)
- Expired
- May 27, 2010, 2:20 AM EDT
- In force
- 18 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
County Suffolk County, NY
The radar
The Brookhaven radar (KOKX), 17 km from the middle of the area, began a volume at 06:02 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 00:00Z, 6.0 hours before the alert went out and 17 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
- 2642 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 1675 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 140 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 10.3
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 May 27, 1:57 AM EDT, 5 minutes earlier.
Area forecast discussion, May 27, 1:57 AM EDT, 5 minutes before
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</html>Hazardous weather outlook, May 26, 10:49 PM EDT, 3 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE NEW YORK NY 1049 PM EDT WED MAY 26 2010 ANZ335-CTZ005-009-280300- LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY- NORTHERN FAIRFIELD-SOUTHERN FAIRFIELD- 1049 PM EDT WED MAY 26 2010 ...SEVERE THUNDERSTORM WATCH 226 IN EFFECT UNTIL 4 AM EDT THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS AND SOUTHERN CONNECTICUT. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORM DEVELOPMENT IS LIKELY ON THURSDAY...ESPECIALLY WEST OF THE CONNECTICUT RIVER. SOME OF THE STORMS COULD BE SEVERE...WITH DAMAGING WINDS...HAIL...LOCALLY HEAVY RAIN AND CLOUD TO GROUND LIGHTNING THE MAIN THREATS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. && 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-CTZ006>008-010>012-280300- LONG ISLAND SOUND EAST OF NEW HAVEN CT/PORT JEFFERSON NY- NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-NORTHERN NEW LONDON- SOUTHERN NEW HAVEN-SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON- 1049 PM EDT WED MAY 26 2010 ...SEVERE THUNDERSTORM WATCH 226 IN EFFECT UNTIL 4 AM EDT THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS AND SOUTHERN CONNECTICUT. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORM DEVELOPMENT IS LIKELY ON THURSDAY...ESPECIALLY WEST OF THE CONNECTICUT RIVER. SOME OF THE STORMS COULD BE SEVERE...WITH DAMAGING WINDS...HAIL...LOCALLY HEAVY RAIN AND CLOUD TO GROUND LIGHTNING THE MAIN THREATS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. && 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. ANZ338-355-NJZ002>006-011-NYZ067>077-280300- NEW YORK HARBOR-SANDY HOOK NJ TO FIRE ISLAND INLET NY OUT 20 NM- WESTERN PASSAIC-BERGEN-EASTERN PASSAIC-ESSEX-HUDSON-UNION-ORANGE- PUTNAM-ROCKLAND-NORTHERN WESTCHESTER-SOUTHERN WESTCHESTER- NEW YORK (MANHATTAN)-BRONX-RICHMOND (STATEN ISLAND)-KINGS (BROOKLYN)- QUEENS-NASSAU- 1049 PM EDT WED MAY 26 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS...NORTHEAST NEW JERSEY AND SOUTHEAST NEW YORK. .DAY ONE...TONIGHT. ISOLATED THUNDERSTORM DEVELOPMENT IS POSSIBLE OVERNIGHT. SHOULD STORMS DEVELOP...THE MAIN THREATS WILL BE FROM DAMAGING WIND GUSTS AND CLOUD TO GROUND LIGHTNING STRIKES. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORM DEVELOPMENT IS LIKELY ON THURSDAY. SOME OF THE STORMS COULD BE SEVERE...WITH DAMAGING WINDS...HAIL...LOCALLY HEAVY RAIN AND CLOUD TO GROUND LIGHTNING THE MAIN THREATS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. && 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. ANZ340-345-350-353-NYZ078>081-280300- 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- NORTHWESTERN SUFFOLK-NORTHEASTERN SUFFOLK-SOUTHWESTERN SUFFOLK- SOUTHEASTERN SUFFOLK- 1049 PM EDT WED MAY 26 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS AND SOUTHEAST NEW YORK. .DAY ONE...TONIGHT. ISOLATED THUNDERSTORM DEVELOPMENT IS POSSIBLE OVERNIGHT. SHOULD STORMS DEVELOP...THE MAIN THREATS WILL BE FROM DAMAGING WIND GUSTS AND CLOUD TO GROUND LIGHTNING STRIKES. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THUNDERSTORM DEVELOPMENT IS LIKELY ON THURSDAY...ESPECIALLY WEST OF THE TWIN FORKS. SOME OF THE STORMS COULD BE SEVERE...WITH DAMAGING WINDS...HAIL...LOCALLY HEAVY RAIN AND CLOUD TO GROUND LIGHTNING THE MAIN THREATS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. && 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, May 27, 12:09 AM EDT, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
1209 AM EDT THU MAY 27 2010
NYZ078>081-270500-
NORTHEAST SUFFOLK-NORTHWEST SUFFOLK-SOUTHEAST SUFFOLK-SOUTHWEST
SUFFOLK-
1209 AM EDT THU MAY 27 2010
...STRONG THUNDERSTORM WILL IMPACT SUFFOLK COUNTY...
AT 1206 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM NEAR ROCKY POINT...OR 6 MILES NORTHWEST OF
WADING RIVER...AND MOVING SOUTH AT 25 MPH.
PEOPLE IN SUFFOLK COUNTY...INCLUDING ROCKY POINT...WADING RIVER...
MIDDLE ISLAND...BROOKHAVEN NATIONAL LABORATORY...MANORVILLE...
YAPHANK...MASTIC...SHIRLEY...CENTER MORICHES AND MASTIC BEACH...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
FREQUENT CLOUD TO GROUND LIGHTNING...SMALL HAIL...AND GUSTY WINDS UP
TO 50 MPH ARE EXPECTED WITH THIS STORM.
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 4072 7293 4074 7287 4076 7288 4076 7291
4074 7293 4074 7295 4097 7301 4097 7275
4080 7267 4080 7268 4078 7266 4070 7294
MALOITSpecial weather statement, May 27, 1:20 AM EDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
120 AM EDT THU MAY 27 2010
NYZ078>081-270600-
NORTHEAST SUFFOLK-NORTHWEST SUFFOLK-SOUTHEAST SUFFOLK-SOUTHWEST
SUFFOLK-
120 AM EDT THU MAY 27 2010
...GUST FRONT WILL IMPACT SUFFOLK COUNTY...
AT 115 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT A GUST FRONT ALONG A LINE EXTENDING FROM WESTERLY TO PLUM
ISLAND TO 5 MILES NORTHWEST OF MATTITUCK TO BRIDGEPORT...OR ALONG A
LINE EXTENDING FROM 13 MILES EAST OF MYSTIC TO PLUM ISLAND TO
MATTITUCK TO BRIDGEPORT...AND MOVING SOUTH AT 55 MPH.
PEOPLE IN SUFFOLK COUNTY...INCLUDING GREENPORT...PLUM ISLAND...
SOUTHOLD...PECONIC...SHELTER ISLAND...MATTITUCK...NOYACK...SAG
HARBOR...RIVERHEAD AND WADING RIVER...SHOULD MONITOR THE WEATHER
SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS AND BE PREPARED TO
TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN.
GUSTY WINDS UP TO 50 MPH ARE EXPECTED WITH THE PASSAGE OF THE GUST
FRONT.
LAT...LON 4068 7302 4068 7303 4074 7287 4073 7313
4065 7312 4071 7320 4069 7334 4093 7337
4099 7263 4116 7224 4108 7228 4119 7219
4119 7217 4109 7227 4108 7227 4103 7219
4110 7208 4100 7210 4107 7189
MALOITSpecial weather statement, May 27, 1:50 AM EDT, 12 minutes before
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</html>The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 11:23 PM EDT | Special Marine Warning | OKX | 52 min | |
| May 27, 12:09 AM EDT | Special Weather Statement | OKX | Suffolk | 51 min |
| May 27, 12:14 AM EDT | Severe Thunderstorm Warning | OKX | Suffolk | 33 min |
| May 27, 12:18 AM EDT | Special Marine Warning | OKX | 57 min | |
| May 27, 12:55 AM EDT | Special Marine Warning | OKX | 50 min | |
| May 27, 1:20 AM EDT | Special Weather Statement | OKX | Suffolk | 40 min |
| May 27, 1:22 AM EDT | Special Marine Warning | OKX | 38 min | |
| May 27, 1:24 AM EDT | Special Marine Warning | OKX | 21 min | |
| May 27, 1:39 AM EDT | Severe Thunderstorm Warning | OKX | Suffolk | 40 min |
| May 27, 1:44 AM EDT | Special Marine Warning | OKX | 15 min | |
| May 27, 1:57 AM EDT | Special Marine Warning | OKX | 32 min | |
| May 27, 2:40 AM EDT | Special Marine Warning | OKX | 15 min | |
| May 27, 4:48 AM EDT | Coastal Flood Advisory | OKX | Kings, New York, Richmond, Suffolk | 17 hr |
| May 27, 5:43 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 32 min |
| May 27, 6:34 PM EDT | Special Weather Statement | OKX | Orange | 41 min |
| May 27, 7:22 PM EDT | Special Marine Warning | OKX | 31 min | |
| May 26, 10:28 PM EDT | Severe Thunderstorm Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region | 47 min |
| May 26, 11:14 PM EDT | Severe Thunderstorm Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region | 31 min |
| May 27, 12:18 AM EDT | Severe Thunderstorm Warning | OKX | Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 42 min |
| May 27, 12:58 AM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region | 32 min |
| May 27, 1:15 AM EDT | Severe Thunderstorm Warning | OKX | Greater Bridgeport Planning Region | 30 min |
Nearby
Severe Thunderstorm Warnings in New York, 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.