Alert archive / New Jersey / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 8, NWS New York, NY

July 7, 1989Morris County, New Jersey

NWS New York, NY issued this severe thunderstorm warning at Jul 7, 1989, 7:30 PM EDT for Morris County, New Jersey. It was in force for 60 min.

The area

The counties it named.

The facts

Issued: Jul 7, 1989, 7:30 PM EDT (23:30 UTC)
Expired: Jul 7, 1989, 8:30 PM EDT
In force: 60 min
Issued by: NWS New York, NY
Area: Whole counties

County Morris County, NJ

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, 11.5 hours before the alert went out and 212 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 50 J/kg
Mixed-layer CIN: -156 J/kg
Mixed-layer LCL: 786 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 119 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 7, 4:26 PM EDT, 3 hours 4 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jul 7, 4:31 PM EDT, 2 hours 59 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jul 7, 5:24 PM EDT, 2 hours 6 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jul 7, 6:29 PM EDT, 1 hour 1 minute before

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
625 PM EDT FRI JUL 7 1989

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR INTERIOR SECTIONS OF
SOUTHEASTERN NEW YORK UNTIL 8 PM EDT..THIS INCLUDES ROCKLAND AND
WESTCHESTER COUNTIES...ANOTHER SEVERE THUNDERSTORM WATCH WAS IN
EFFECT FOR CONNECTICUT UNTIL 10 PM EDT..

AT 625PM THIS EVENING RADAR INDICATED HEAVY THUNDERSTORMS LOCATED
10 SOUTHEAST OF SCRANTON PENNSYLVANIA...10 AND 20 MILES EAST OF
POUGHKEEPSIE NEW YORK...AND 10 MILES EAST OF HARTFORD CONNECTICUT...

THESE THUNDERSTORMS WERE PART OF AN AREA OF SHOWERS AND THUNDERSTORMS
LOCATED OVER SECTIONS OF MASSACHUSETTS...CONNECTICUT...SOUTHEASTERN
NEW YORK AND NO-RTHEASTERN PENNSYLVANIA...

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT ABOUT 25 MILES AN HOUR...
END/STALKER..

Special weather statement, Jul 7, 7:09 PM EDT, 21 minutes before

^BOSSPSBDR
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
 710   PM  EST  FRI  JUL  07  1989

 .....A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF THE COASTAL
COUNTIES OF CONNECTICUT...INCLUDING THE ADJACENT COASTAL WATERS UNTIL
10 PM EDT.

A STRONG THUNDERSTORN NEAR WATERBURY IS MOVING SOUTHEAST TOWARD MERIDEN
IN NEW HAVEN COUNTY.  THE PUBLIC REPORTS LOCALLY HEAVY DOWNPOURS AND
FREQUENT LIGHTNING.

PERSONS LIVING IN NEW HAVEN COUNTY SHOULD BE ON THE ALERT SHOULD THIS
STRONG  THUNDERSTONM APPROACH YOUR AREA AND SEEK SHELTER FOUR THE NEXT
FEW HOURS.

OTHER STRONG THUNDERSTORMS ARE NOW MOVING FROM DUCHES COUNTY INTO
NORTHERN FAIRFIELD COUNTY. PERSON LIVING IN FAIRFIELD COUNTY SHOULD
BE ON THE ALERT FOR THESE STORM FOR  THE NEXT FEW HOURS.
WALKER

Special weather statement, Jul 7, 7:28 PM EDT, 2 minutes before

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
725 PM EDT FRI JUL 7 1989

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR INTERIOR SECTIONS OF
SOUTHEASTERN NEW YORK UNTIL 8 PM EDT..THIS INCLUDES ROCKLAND AND
WESTCHESTER COUNTIES...ANOTHER SEVERE THUNDERSTORM WATCH WAS IN
EFFECT FOR CONNECTICUT UNTIL 10 PM EDT..

AT 725PM THIS EVENING RADAR INDICATED HEAVY THUNDERSTORMS LOCATED
OVER WARREN AND SOUTHERN SUSSEX COUNTY OF NORTHWESTERN NEW JERSEY...
10 MILES NORTH OF NEW LONDON...10 MILES NORTH OF NEW HAVEN...15
MILES WEST OF HARTFORD AND 15 MILES NORTHWEST OF WATERBURY CONNECTICUT..

THESE THUNDERSTORMS WERE PART OF AN AREA OF SHOWERS AND THUNDERSTORMS
LOCATED OVrER SECTIONS OF MASSACHUSETTS...CONNECTICUT...SOUTHEASTERN
NEW YORK...NORTHEASTERN PENNSYLVANIA...AND NORTHWEST NEW JERSEY...

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT ABOUT 25 MILES AN HOUR...
END/STALKER..

The office that day

Everything else NWS New York, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 7, 7:00 PM EDT	Severe Thunderstorm Warning	OKX	Warren	60 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1989 Every severe thunderstorm warning in 1989

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.