Alert archive / New York / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 64, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at Jul 15, 1997, 6:46 PM EDT for Bronx County, New York County, New York. It was in force for 44 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 15, 1997, 6:46 PM EDT (22:46 UTC)
- Expired
- Jul 15, 1997, 7:30 PM EDT
- In force
- 44 min
- Issued by
- NWS New York, NY
- Area
- Whole counties
Counties Bronx County, NY, New York County, NY
The radar
The Brookhaven radar (KOKX), 91 km from the middle of the area, began a volume at 22:50 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 |
|---|---|---|---|
| Jul 15, 7:15 PM EDT | Thunderstorm Wind 50 | Bronx, NY |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 10.8 hours before the alert went out and 210 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
- 1020 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 794 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KNYC 152246 RRA SVRNYC NYC005-061-081-152330- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NEW YORK NY 646 PM EDT TUE JUL 15 1997 THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 730 PM EDT FOR THE PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEAST NEW YORK ...BRONX COUNTY...NEW YORK COUNTY...QUEENS COUNTY AND THE ADJACENT COASTAL WATERS AT 645 PM...A SEVERE THUNDERSTORM WAS PRODUCING WIND GUSTS TO 60 MPH AT LAGUARDIA AIRPORT. THESE STORMS WERE OVER MANHATTAN...QUEENS AND THE BRONX...AND WILL ONLY SLOWLY DRIFT SOUTHEAST THROUGH 730 PM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 58 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. REYNOLDS/TONGUE
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.
In the hours before
Special weather statement, Jul 15, 3:00 PM EDT, 3 hours 46 minutes before
NYZ067>081-NJZ002>006-011-CTZ005>012-160230- SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION FOR EXTREME SOUTHEASTERN NEW YORK...NORTHEASTERN NEW JERSEY AND SOUTHERN CONNECTICUT NATIONAL WEATHER SERVICE NEW YORK 300 PM EDT TUE JUL 15 1997 ...THE NATIONAL WEATHER SERVICE HAS EXTENDED THE HEAT ADVISORY THROUGH THURSDAY FOR NEW YORK CITY AND THE URBAN AREAS OF NORTHEASTERN NEW JERSEY FOR DAYTIME HEAT INDICIES NEAR 105 DEGREES AND NIGHTTIME HEAT INDICIES REMAINING ABOVE 80 DEGREES... THE HEAT AND OPPRESSIVE HUMIDITY WILL CONTINUE OVER THE NEXT COUPLE OF DAYS AT LEAST. THIS COMBINATION WILL PUSH THE HEAT INDEX...A MEASURE OF JUST HOW HOT IT FEELS...TO AROUND 105 DEGREES DURING THE AFTERNOON HOURS OVER THE NEXT COUPLE OF DAYS. NIGHTTIME HEAT INDICIES WILL REMAIN ABOVE 80 DEGREES. USE CAUTION AND COMMON SENSE DURING THIS ONGOING HEAT WAVE. DRINK PLENTY OF FLUIDS...WEAR LOOSE AND LIGHT COLORED CLOTHING AND NEVER LEAVE CHILDREN OR PETS IN AN ENCLOSED CAR FOR ANY LENGTH OF TIME. TRY TO SPEND AS MUCH TIME AS YOU CAN IN COOLER PLACES. COASTAL LOCATIONS WOULD BE A FAIRLY GOOD PLACE TO ESCAPE THE BRUNT OF THE HEAT AS COOLING SEA BREEZES DEVELOP EACH DAY. WITH REGARD TO OTHER ASPECTS OF THE WEATHER...ISOLATED THUNDERSTORMS HAVE DEVELOPED NORTH AND WEST OF THE CITY. SOME OF THESE STORMS WILL PRODUCE HEAVY RAINS...HAIL AND GUSTY WINDS INTO THE EVENING HOURS. AT THIS TIME IT APPEARS THAT THEY WILL NOT MOVE INTO THE COASTAL AREAS BEFORE THEY DISSIPATE WITH THE SETTING OF THE SUN. OVERNIGHT SKIES WILL BE PARTLY CLOUDY BUT HAZY. TEMPERATURES WILL STAY QUITE WARM AND CONDITIONS WILL REMAIN VERY MUGGY. WEDNESDAY WILL FEATURE A MIX OF HAZY SUN AND CLOUDS. A WEAKENING COLD FRONT APPROACHING FROM THE WEST WILL TRIGGER SOME ISOLATED THUNDERSTORMS...MAINLY DURING THE AFTERNOON HOURS. THIS FRONT BASICALLY FALLS APART ACROSS THE TRI-STATE REGION WEDNESDAY NIGHT AND THURSDAY. AS SUCH THERE WILL NOT BE A SIGNIFICANT CHANGE OF AIRMASS...MEANING TEMPERATURES AND HUMIDITY LEVELS WILL REMAIN AT RATHER UNCOMFORTABLE LEVELS. IT APPEARS THAT SOME REAL RELIEF FOR THE HEAT WAVE WILL ARRIVE SATURDAY WHEN A FAIRLY DECENT COLD FRONT IS EXPECTED TO PASS THROUGH THE AREA. STALKER
Special weather statement, Jul 15, 3:04 PM EDT, 3 hours 42 minutes before
NYZ067>081-NJZ002>006-011-CTZ005>012-160230- SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION FOR EXTREME SOUTHEASTERN NEW YORK...NORTHEASTERN NEW JERSEY AND SOUTHERN CONNECTICUT NATIONAL WEATHER SERVICE NEW YORK 300 PM EDT TUE JUL 15 1997 ...THE NATIONAL WEATHER SERVICE HAS EXTENDED THE HEAT ADVISORY THROUGH THURSDAY FOR NEW YORK CITY AND THE URBAN AREAS OF NORTHEASTERN NEW JERSEY FOR DAYTIME HEAT INDICIES NEAR 105 DEGREES AND NIGHTTIME HEAT INDICIES REMAINING ABOVE 80 DEGREES... THE HEAT AND OPPRESSIVE HUMIDITY WILL CONTINUE OVER THE NEXT COUPLE OF DAYS AT LEAST. THIS COMBINATION WILL PUSH THE HEAT INDEX...A MEASURE OF JUST HOW HOT IT FEELS...TO AROUND 105 DEGREES DURING THE AFTERNOON HOURS OVER THE NEXT COUPLE OF DAYS. NIGHTTIME HEAT INDICIES WILL REMAIN ABOVE 80 DEGREES. USE CAUTION AND COMMON SENSE DURING THIS ONGOING HEAT WAVE. DRINK PLENTY OF FLUIDS...WEAR LOOSE AND LIGHT COLORED CLOTHING AND NEVER LEAVE CHILDREN OR PETS IN AN ENCLOSED CAR FOR ANY LENGTH OF TIME. TRY TO SPEND AS MUCH TIME AS YOU CAN IN COOLER PLACES. COASTAL LOCATIONS WOULD BE A FAIRLY GOOD PLACE TO ESCAPE THE BRUNT OF THE HEAT AS COOLING SEA BREEZES DEVELOP EACH DAY. WITH REGARD TO OTHER ASPECTS OF THE WEATHER...ISOLATED THUNDERSTORMS HAVE DEVELOPED NORTH AND WEST OF THE CITY. SOME OF THESE STORMS WILL PRODUCE HEAVY RAINS...HAIL AND GUSTY WINDS INTO THE EVENING HOURS. AT THIS TIME IT APPEARS THAT THEY WILL NOT MOVE INTO THE COASTAL AREAS BEFORE THEY DISSIPATE WITH THE SETTING OF THE SUN. OVERNIGHT SKIES WILL BE PARTLY CLOUDY BUT HAZY. TEMPERATURES WILL STAY QUITE WARM AND CONDITIONS WILL REMAIN VERY MUGGY. WEDNESDAY WILL FEATURE A MIX OF HAZY SUN AND CLOUDS. A WEAKENING COLD FRONT APPROACHING FROM THE WEST WILL TRIGGER SOME ISOLATED THUNDERSTORMS...MAINLY DURING THE AFTERNOON HOURS. THIS FRONT BASICALLY FALLS APART ACROSS THE TRI-STATE REGION WEDNESDAY NIGHT AND THURSDAY. AS SUCH THERE WILL NOT BE A SIGNIFICANT CHANGE OF AIRMASS...MEANING TEMPERATURES AND HUMIDITY LEVELS WILL REMAIN AT RATHER UNCOMFORTABLE LEVELS. IT APPEARS THAT SOME REAL RELIEF FOR THE HEAT WAVE WILL ARRIVE SATURDAY WHEN A FAIRLY DECENT COLD FRONT IS EXPECTED TO PASS THROUGH THE AREA. STALKER
Special weather statement, Jul 15, 5:51 PM EDT, 55 minutes before
NYZ078>081-160900- SPECIAL WEATHER STATEMENT - FIRE DANGER FOR SUFFOLK COUNTY NY NATIONAL WEATHER SERVICE NEW YORK 551 PM EDT TUE JUL 15 1997 ...FIRE DANGER IS INCREASING ACROSS SUFFOLK COUNTY NEW YORK... DAYTIME TEMPERATURES WELL INTO THE 80S AND 90S EACH DAY FOR NEARLY A MONTH COMBINED WITH MINIMAL RAINFALL HAS CAUSED VERY DRY CONDITIONS TO DEVELOP ACROSS MUCH OF SUFFOLK COUNTY. RAINFALL SINCE JUNE 1ST HAS ONLY BEEN BETWEEN 2 AND 2.5 INCHES AT MOST REPORTING STATIONS... AND LESS THAN 1/4 INCH OF RAIN SINCE JULY 1ST. RAINFALL HAS ONLY TOTALLED 2.33 INCHES AT THE BROOKHAVEN NATIONAL LABS IN UPTON NY SINCE JUNE 1ST. THESE DRY AND WARM CONDITIONS HAVE INCREASED THE CHANCES FOR BRUSH OR GRASS FIRES ACROSS THE EASTERN HALF OF LONG ISLAND. UNTIL SOME SUBSTANTIAL RAINFALL OCCURS...PRECAUTIONS SHOULD BE TAKEN TO PREVENT FIRES FROM STARTING. EXTREME CAUTION SHOULD BE USED WITH ANY FLAMMABLE MATERIALS BEING USED OUTDOORS. DON/T TOSS LIT CIGARETTES OR DRIVE VEHICLES ONTO GRASSY AREAS. BARBEQUES AND CAMPFIRES NEED TO BE CLOSELY MONITORED AND SHOULD BE COMPLETELY EXTINGUISHED BEFORE LEAVING. REYNOLDS
Special weather statement, Jul 15, 5:52 PM EDT, 54 minutes before
NYZ078>081-160900- SPECIAL WEATHER STATEMENT - FIRE DANGER FOR SUFFOLK COUNTY NY NATIONAL WEATHER SERVICE NEW YORK 551 PM EDT TUE JUL 15 1997 ...FIRE DANGER IS INCREASING ACROSS SUFFOLK COUNTY NEW YORK... DAYTIME TEMPERATURES WELL INTO THE 80S AND 90S EACH DAY FOR NEARLY A MONTH COMBINED WITH MINIMAL RAINFALL HAS CAUSED VERY DRY CONDITIONS TO DEVELOP ACROSS MUCH OF SUFFOLK COUNTY. RAINFALL SINCE JUNE 1ST HAS ONLY BEEN BETWEEN 2 AND 2.5 INCHES AT MOST REPORTING STATIONS... AND LESS THAN 1/4 INCH OF RAIN SINCE JULY 1ST. RAINFALL HAS ONLY TOTALLED 2.33 INCHES AT THE BROOKHAVEN NATIONAL LABS IN UPTON NY SINCE JUNE 1ST. THESE DRY AND WARM CONDITIONS HAVE INCREASED THE CHANCES FOR BRUSH OR GRASS FIRES ACROSS THE EASTERN HALF OF LONG ISLAND. UNTIL SOME SUBSTANTIAL RAINFALL OCCURS...PRECAUTIONS SHOULD BE TAKEN TO PREVENT FIRES FROM STARTING. EXTREME CAUTION SHOULD BE USED WITH ANY FLAMMABLE MATERIALS BEING USED OUTDOORS. DON/T TOSS LIT CIGARETTES OR DRIVE VEHICLES ONTO GRASSY AREAS. BARBEQUES AND CAMPFIRES NEED TO BE CLOSELY MONITORED AND SHOULD BE COMPLETELY EXTINGUISHED BEFORE LEAVING. REYNOLDS
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 6:46 PM EDT | Severe Thunderstorm Warning | OKX | Queens | 44 min |
| Jul 15, 7:28 PM EDT | Severe Thunderstorm Warning | OKX | Queens | 47 min |
| Jul 15, 7:28 PM EDT | Severe Thunderstorm Warning | OKX | Bronx | 47 min |
| Jul 15, 7:40 PM EDT | Flash Flood Warning | OKX | Queens | 3 hr |
| Jul 15, 7:56 PM EDT | Severe Thunderstorm Warning | OKX | Westchester | 64 min |
Nearby
Severe Thunderstorm Warnings in New York, 1997Every severe thunderstorm warning in 1997
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.