Alert archive / New York / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 37, NWS Albany, NY

July 15, 1990Ulster County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 15, 1990, 6:04 PM EDT for Ulster County, New York. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Jul 15, 1990, 6:04 PM EDT (22:04 UTC)
Expired
Jul 15, 1990, 7:00 PM EDT
In force
56 min
Issued by
NWS Albany, NY
Area
Whole counties

County Ulster County, NY

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 10.1 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, Albany, NY at 12:00Z on 1990-07-15Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 1990-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939Sfc1 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
630 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
75 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 KALB 152206
SVRALB
NYC111-152300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
604 PM EDT SUN JUL 15 1990
 
THE NATIONAL WEATHER SERVICE IN ALBANY NY  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTHEAST NEW YORK
 
   ...ULSTER COUNTY
 
NATIONAL WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM NEAR
KRUMVILLE ULSTER COUNTY...ABOUT 5 MILES SOUTH OF ASHOKON RESERVOIR.
THIS STORM HAS DAMAGING WINDS...TORRENTIAL DOWNPOURS AND VERY
FREQUENT CLOUD TO GROUND LIGHTING.
 
IT WAS MOVING NORTH AT 20 MPH AND WILL PASS NEAR WOODSTOCK BY 645 THIS
EVENING.
 
 
SNYDER

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, 3:22 PM EDT, 2 hours 42 minutes before
NYZ010-013-152300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
320 PM EDT SUN JUL 15 1990

SCATTERED SHOWERS AND THUNDERSTORMS WERE IN THE SOUTHERN CATSKILLS
AND THE LOWER HUDSON VALLEY.

THE MOST ACTIVE STORMS WERE BETWEEN NEW PALTZ AND KINGSTON IN ULSTER
COUNTY. THEY WILL MOVE INTO DUTCHESS COUNTY...NEAR RED HOOK...BY 420
PM EDT THIS AFTERNOON.

OTHER STORMS WERE SCATTERED ACROSS THE SOUTHERN CATSKILLS TO SOUTHERN
DUTCHESS AND NORTHERN PUTNAM COUNTIES.

THE STORMS WERE MOVING RAPIDLY NORTHEAST...AT 30 MPH...SO THEY SHOULD
COME AND GO QUICKLY. THE AIR MASS IS VERY MOIST...AND HEAVY DOWNPOURS
ARE LIKELY.

WATCH FOR LOCAL FLOODING OF POOR DRAINAGE AREAS...AND SHARPLY RE$DUCED
VISIBILITY DUE TO THE HEAVY RAIN.

LJM

Nearby

Severe Thunderstorm Warnings in New York, 1990Every severe thunderstorm warning in 1990

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.