Alert archive / New York / Flash Flood Warnings in 1998

Flash Flood Warning 13, NWS Burlington, VT

January 9, 1998St. Lawrence County, New York

NWS Burlington, VT issued this flash flood warning at Jan 9, 1998, 3:12 PM EST for St. Lawrence County, New York. It was in force for 48 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
Jan 9, 1998, 3:12 PM EST (20:12 UTC)
Expired
Jan 9, 1998, 4:00 PM EST
In force
48 min
Issued by
NWS Burlington, VT
Area
Whole counties

County St. Lawrence County, NY

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 8.2 hours before the alert went out and 226 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, Albany, NY at 12:00Z on 1998-01-09Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 1998-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 225 square meters per square second.1939587897117136156Sfc1 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
398 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
225 m²/s²
0-3 km storm-relative helicity
266 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KBTV 092017 RRA
FFWBTV
NYC089-102000-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING...CORRECTED FOR TRANSMISSION TIME
NATIONAL WEATHER SERVICE BURLINGTON VT
312 PM EST FRI JAN 9 1998
 
THE NATIONAL WEATHER SERVICE IN BURLINGTON VT HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  400 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH NEW YORK
 
   ...ST. LAWRENCE COUNTY
 
...THE NATIONAL WEATHER SERVICE HAS ISSUED A FLOOD WARNING FOR ST.
LAWRENCE COUNTY NEW YORK TROUGH SATURDAY...
 
RAIN SHOWERS AND THUNDERSHOWERS...SOME STILL FREEZING...WILL CONTINUE
THROUGH FRIDAY EVENING.  GREATER THAN 3 INCHES OF RAIN HAS FALLEN DURING
THE LAST 2 DAYS AND UP TO AN ADDITIONAL 1/2 INCH OF RAIN MAY FALL
THROUGH FIRDAY EVENING.  COLD TEMPERATURES AND ICING APPARENTLY DELAYED
RUNOFF INTO RIVERS...BUT SIGNIFICANT STEADY RISES ARE CONTINUING IN THE
HEADWATERS AND THREATENING RIVER FLOODING.
 
ALL STREAMS AND RIVERS IN ST LAWRENCE COUNTY SHOULD BE MONITORED FOR
POTENTIAL FLOODING.  SPECIFIC PROBLEMS HAVE ALREADY DEVELOPED NEAR THE
HEADWATERS OF THE RAQUETTE AND OSWEGATCHIE RIVERS.
 
AT PIERCEFIELD NEW YORK THE FLOOD STAGE OF 9 FEET ON THE RAQUETTE RIVER
WILL BE EXCEEDED BEFORE 4 PM FRIDAY.  THE SLOW MOVING FLOOD CREST ON THE
RAQUETTE RIVER WILL MOVE DOWNSTREAM TOWARD POTSDAM AND MASSENA NEW YORK
OVERNIGHT.
 
NEAR PITCARIN NEW YORK ON THE WEST BRANCH OF THE OSWEGATCHIE RIVER THE
RTE 812 BRIDGE IS CLOSED AND VERY HIGH RIVER VOLUME HAS BEEN OBSERVED AT
THE BROWNS FALLS DAM.  THE SLOW MOVING FLOOD CREST ON THE OSWEGATCHIE
RIVER WILL MOVE DOWNSTREAM THROUGH GOUVENEUR AND TOWARD OGDENSBURG
OVERNIGHT.
 
STAY TUNED TO NOAA WEATHER RADIO OR COMMERCIAL MEDIA FOR FURTHER
STATEMENTS OR UPDATES ON THE FLOOD WARNING.
 
BELL

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 8, 7:35 PM ESTFlash Flood WarningBTVClinton19 hr
Jan 8, 7:35 PM ESTFlash Flood WarningBTVEssex19 hr
Jan 9, 4:12 PM ESTFlash Flood WarningBTVSt. Lawrence24 hr

Nearby

Flash Flood Warnings in New York, 1998Every flash flood warning in 1998

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.