August 4th Macroburst

This data is un-official and for informational purposes only.

Below is a Doppler Radar animation of the severe thunderstorms across Long Island and southeast Connecticut that brought significant straight line wind damage. Wind speeds were estimated between 70 and 90 mph. The animation shows Reflectivity (left, intensity of precipitation) and Velocity (right, radar detected wind speeds) data beginning 3:33 am and ending at 6:29 am on August 4, 2015. The signatures depicted by the radar data are consistent with straight line wind damage. Highlighted in the animation are Severe Thunderstorm Warnings (yellow boxes) and Special Marine Warnings (light blue boxes) that we issued as well as icons that represent wind damage and hail reports. Time indicated in top right of each panel is in Universal Time (UTC) Animation is best viewed in full screen.

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
201 AM EDT WED AUG 05 2015

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

0400 AM     MARINE TSTM WIND MARINERS HARBOR         40.64N  74.16W
08/04/2015  M40 MPH          RICHMOND           NY   MESONET         

0407 AM     MARINE TSTM WIND BREEZY POINT            40.56N  73.93W
08/04/2015  M39 MPH          QUEENS             NY   MESONET         

0419 AM     MARINE TSTM WIND 1 S MAMARONECK          40.92N  73.73W
08/04/2015  M41 MPH          ANZ335             NY   MESONET         

0424 AM     MARINE TSTM WIND BAYVILLE                40.91N  73.56W
08/04/2015  M49 MPH          NASSAU             NY   MESONET         

0430 AM     TSTM WND DMG     GARDEN CITY             40.73N  73.64W
08/04/2015                   NASSAU             NY   NWS EMPLOYEE    

            LARGE TREE DOWN ON STEWARD AVENUE. 

0446 AM     TSTM WND DMG     DANBURY                 41.40N  73.47W
08/04/2015                   FAIRFIELD          CT   SOCIAL MEDIA    

            TREE FELL AND CRUSHED A CAR ON WEST WOOSTER ST 

0450 AM     MARINE TSTM WIND EATONS NECK             40.95N  73.39W
08/04/2015  M47 MPH          SUFFOLK            NY   MESONET         

0450 AM     TSTM WND DMG     1 SSE SAN REMO          40.88N  73.22W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TREE DOWN BLOCKING NOWICK LANE. 

0450 AM     TSTM WND DMG     SMITHTOWN               40.86N  73.21W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            SEVERAL TREES DOWN ON FRANK STREET. 

0450 AM     TSTM WND DMG     DANBURY                 41.40N  73.47W
08/04/2015                   FAIRFIELD          CT   PUBLIC          

            SEVERAL TREES DOWN ON PARK AVENUE NEAR THE DANBURY 
            FIELD MALL. 

0454 AM     TSTM WND DMG     ST. JAMES               40.88N  73.15W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            MULTIPLE TREES AND WIRES DOWN. 

0455 AM     TSTM WND DMG     HAUPPAUGE               40.82N  73.21W
08/04/2015                   SUFFOLK            NY   FAA OBSERVER    

            LARGE BRANCHES AND TREE LIMB DOWN AT HELEN MARIE PLACE 
            AND BRETTON 

0458 AM     TSTM WND DMG     CORAM                   40.88N  73.00W
08/04/2015                   SUFFOLK            NY   NWS EMPLOYEE    

            LARGE TREE BRANCH DOWN. 

0459 AM     TSTM WND DMG     CENTEREACH              40.87N  73.08W
08/04/2015                   SUFFOLK            NY   NWS EMPLOYEE    

            LARGE TREE BRANCH DOWN 

0459 AM     TSTM WND DMG     STONY BROOK             40.91N  73.13W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            DOWNED TREE BROUGHT DOWN POWER LINES ON THE PORT 
            JEFFERSON BRANCH OF THE LIRR. SERVICE HAS BEEN 
            SUSPENDED. 

0459 AM     TSTM WND DMG     STONY BROOK             40.91N  73.13W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TREES DOWN ON STONY BROOK ROAD. 

0459 AM     TSTM WND DMG     STONY BROOK             40.91N  73.13W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            MUTLIPLE TREES AND WIRES DOWN ACROSS TOWN. 

0459 AM     TSTM WND DMG     CENTEREACH              40.87N  73.08W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            LARGE TREE ON A HOME ON DORN PLACE AND MILFORD LANE. 

0500 AM     TSTM WND DMG     STONY BROOK             40.91N  73.13W
08/04/2015                   SUFFOLK            NY   PUBLIC          

            DOWNED TREES ALONG LOWER SHEEP PASTURE RD 

0501 AM     TSTM WND DMG     SETAUKET                40.94N  73.12W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TREE DOWN THROUGH A HOME ON SETTLERS WAY. 

0502 AM     TSTM WND DMG     SETAUKET                40.94N  73.12W
08/04/2015                   SUFFOLK            NY   BROADCAST MEDIA 

            SEVERAL TREES DOWN IN SETAUKET. 

0502 AM     TSTM WND DMG     SETAUKET                40.94N  73.12W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            MULTIPLE TREES DOWN ON HARMONY LANE. 

0502 AM     TSTM WND DMG     SETAUKET                40.94N  73.12W
08/04/2015                   SUFFOLK            NY   PUBLIC          

            MAJOR TREE AND POWER LINE DAMAGE BETWEEN BENNETS RD AND 
            MAIN STREET 

0502 AM     TSTM WND GST     1 WSW SOUTH SETAUKET    40.91N  73.12W
08/04/2015  E74 MPH          SUFFOLK            NY   MESONET         

            95 MPH GUST MEASURED ON ROOF OF STONY BROOK HEALTH 
            SCIENCES TOWER. 

0503 AM     TSTM WND DMG     PORT JEFFERSON          40.95N  73.06W
08/04/2015                   SUFFOLK            NY   PUBLIC          

            TREES ON HOUSES WITH ROOF DAMAGE AND POWER LINES DOWN 
            AT PORT JEFFERSON FIREHOUSE 

0504 AM     TSTM WND DMG     MOUNT SINAI             40.94N  73.02W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TWO LARGE TREES DOWN BLOCKING WYLDE ROAD. 

0504 AM     TSTM WND DMG     PORT JEFFERSON          40.95N  73.06W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            MULTIPLE TREES REPORTED DOWN. 

0510 AM     MARINE TSTM WIND 1 NNE CRYSTAL BROOK     40.96N  73.04W
08/04/2015  M46 MPH          SUFFOLK            NY   MESONET         

0510 AM     TSTM WND DMG     MILLER PLACE            40.93N  72.99W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TREE DOWN THROUGH A FENCE IN MILLER PLACE. 

0510 AM     TSTM WND DMG     SOUND BEACH             40.96N  72.97W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            LARGE TREE DOWN ON CAR ON JACKSON AVENUE. 

0512 AM     TSTM WND DMG     1 NNE ROCKY POINT       40.96N  72.93W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TREE DOWN ON CAR ON ZENITH ROAD 

0512 AM     TSTM WND DMG     RIDGE                   40.91N  72.88W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            TREES AND WIRES DOWN WITH MANY ROADS BLOCKED NEAR THE 
            LEISURE VILLAGE AREA. 

0515 AM     TSTM WND DMG     WADING RIVER            40.95N  72.82W
08/04/2015                   SUFFOLK            NY   SOCIAL MEDIA    

            MULTIPLE TREES AND POWER LINES DOWN IN WADING RIVER. 

0515 AM     HAIL             MOUNT SINAI             40.94N  73.02W
08/04/2015  M1.75 INCH       SUFFOLK            NY   CO-OP OBSERVER  

            GOLF BALL SIZED HAIL. 

0515 AM     TSTM WND DMG     SHOREHAM                40.96N  72.91W
08/04/2015                   SUFFOLK            NY   NWS EMPLOYEE    

            LARGE TREES DOWN AND STREET BLOCKED AT DARTMOUTH AND 
            VALENTINE RD 

0515 AM     HAIL             EAST SHOREHAM           40.94N  72.88W
08/04/2015  M1.00 INCH       SUFFOLK            NY   SOCIAL MEDIA    

            QUARTER SIZED HAIL. 

0520 AM     TSTM WND DMG     WADING RIVER            40.95N  72.82W
08/04/2015                   SUFFOLK            NY   NWS EMPLOYEE    

            TREE AND BRANCHES DOWN AT 6144 25A 

0530 AM     TSTM WND DMG     MATTITUCK               41.00N  72.55W
08/04/2015                   SUFFOLK            NY   TRAINED SPOTTER 

            SEVERAL LARGE TREE BRANCHES DOWN. 

0545 AM     TSTM WND DMG     SOUTHOLD                41.06N  72.43W
08/04/2015                   SUFFOLK            NY   LAW ENFORCEMENT 

            NUMEROUS TREES AND WIRES DOWN ACROSS ENTIRE TOWN 

0545 AM     TSTM WND DMG     NORTH HAVEN             41.02N  72.32W
08/04/2015                   SUFFOLK            NY   PUBLIC          

            TREE LIMBS DOWN ON SHORT BEACH RD. 

0545 AM     TSTM WND DMG     NOYACK                  41.00N  72.34W
08/04/2015                   SUFFOLK            NY   PUBLIC          

            TREES AND BRANCHES DOWN ON NOYAC RD 

0547 AM     TSTM WND DMG     SHELTER ISLAND          41.08N  72.34W
08/04/2015                   SUFFOLK            NY   LAW ENFORCEMENT 

            TREES AND WIRES DOWN ACROSS TOWN 

0550 AM     TSTM WND DMG     ORIENT                  41.14N  72.30W
08/04/2015                   SUFFOLK            NY   FIRE DEPT/RESCUE

            TREES AND POWER LINES DOWN ACROSS TOWN 

0609 AM     MARINE TSTM WIND 4 ENE PLUM ISLAND       41.20N  72.12W
08/04/2015  M71 MPH          SUFFOLK            NY   MESONET         

            GREAT GULL ISLAND 

0609 AM     TSTM WND GST     4 ENE PLUM ISLAND       41.20N  72.12W
08/04/2015  M71 MPH          SUFFOLK            NY   MESONET         

0614 AM     MARINE TSTM WIND 2 ESE BUOY 44060        41.25N  72.03W
08/04/2015  M56 MPH          SUFFOLK            NY   MESONET         

0615 AM     MARINE TSTM WIND BUOY 44060              41.26N  72.07W
08/04/2015  M47 MPH          ANZ330             NY   BUOY            

0618 AM     TSTM WND DMG     FISHERS ISLAND          41.27N  71.99W
08/04/2015                   SUFFOLK            NY   PUBLIC          

            TREES AND WIDESPREAD LARGE BRANCHES DOWN ALONG THE MAIN 
            EAST END ROAD 

0620 AM     TSTM WND DMG     MYSTIC                  41.35N  71.97W
08/04/2015                   NEW LONDON         CT   LAW ENFORCEMENT 

            TREE FELL ON A CAR... 1 FATALITY 

0621 AM     MARINE TSTM WIND 2 S STONINGTON          41.31N  71.91W
08/04/2015  M61 MPH          ANZ330             CT   MESONET         

            OUTER BREAKWATERS 

0621 AM     TSTM WND GST     S STONINGTON            41.34N  71.91W
08/04/2015  M61 MPH          NEW LONDON         CT   MESONET         


&&

$$

DS
August 4th Macroburst

***This data is un-official and for informational purposes only.***

This data is un-official and for informational purposes only.
