Alert archive / California / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 6, NWS Los Angeles, CA

March 24, 1994Los Angeles County, California

NWS Los Angeles, CA issued this severe thunderstorm warning at Mar 24, 1994, 5:57 PM PST for Los Angeles County, California. It was in force for 48 min.

The area

The counties it named.

The facts

Issued: Mar 24, 1994, 5:57 PM PST (01:57 UTC)
Expired: Mar 24, 1994, 6:45 PM PST
In force: 48 min
Issued by: NWS Los Angeles, CA
Area: Whole counties

County Los Angeles County, CA

The nearest sounding before it

Edwards AFB, CA (KEDW), launched 00:00Z, 2.0 hours before the alert went out and 89 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1901 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: -24 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

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, Mar 24, 12:41 PM PST, 5 hours 16 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, Mar 24, 1:13 PM PST, 4 hours 44 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, Mar 24, 2:24 PM PST, 3 hours 33 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>

Local storm report, Mar 24, 5:28 PM PST, 29 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOS ANGELES, CA
528 PM PST THU MAR 24 1994

THE FOLLOWING IS A SUMMARY OF SEVERE WEATHER REPORTS RECEIVED BY THE
NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD CAN.

VENTURA COUNTY

VENTURA          16-1630L  HAIL (UNKNOWN SIZE) OBSERVED BY VENTURA COUNTY
HAIL                       DMV, REPORTED BY VENTURA COUNTY HAM RADIO

OXNARD SHORES (5SE VTU) 1652L  BB SIZE HAIL
HAIL

LEIVERS

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 24, 4:32 PM PST	Severe Thunderstorm Warning	LOX	Ventura	58 min
Mar 24, 8:55 PM PST	Flash Flood Warning	LOX	Los Angeles, Orange	3 hr

Nearby

Severe Thunderstorm Warnings in California, 1994 Every severe thunderstorm warning in 1994

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.