Alert archive / Florida / Tornado Warnings in 1993

Tornado Warning 43, NWS Tampa Bay, FL

October 30, 1993Hillsborough County, Florida

NWS Tampa Bay, FL issued this tornado warning at Oct 30, 1993, 5:14 PM EDT for Hillsborough County, Florida. It was in force for 31 min.

The area

The counties it named.

The facts

Issued
Oct 30, 1993, 5:14 PM EDT (21:14 UTC)
Expired
Oct 30, 1993, 5:45 PM EDT
In force
31 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Hillsborough County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 9.2 hours before the alert went out and 23 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, Tampa Bay, FL at 12:00Z on 1993-10-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2419 joules per kilogram.LCLEL10008507005003002001001 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, Tampa Bay, FL at 12:00Z on 1993-10-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 305 square meters per square second.19395878Sfc1 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
2419 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
587 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
305 m²/s²
0-3 km storm-relative helicity
339 m²/s²
Significant tornado parameter
3.7
Supercell composite
23.0

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 tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Oct 30, 1:49 PM EDT, 3 hours 25 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN, FL
149 PM EDT SAT OCT 30 1993

DATE        TIME       LOCATION/EVENT
10/30/93    1330 EDT   LEVY COUNTY, INGLIS/YANKEETOWN AREA, SR40
                       COASTAL FLOODING, ROADS UNDERWATER

            1330 EDT   CITRUS COUNTY,
                       COASTAL FLOODING, ALL COASTAL ROADS UNDER WATER

            1330 EDT   HERNANDO COUNTY
                       COASTAL FLOODING, ALL 3 COASTAL ROADS UNDER WATER

            1330 EDT   PASCO COUNTY
                       COASTAL FLOODING W OF US19, ALL BEACHES CLOSED
                       1 TO 2 FEET OF WATER ON ROADS IN HUDSON

            1330 EDT   PINELLAS COUNTY
                       COASTAL FLOODING, WATER COMING OVER SEAWALLS
                       SOME EVACUATIONS ST. PETERSBURG BEACH AREA

            1330 EDT     MANATEE COUNTY
                         COASTAL FLOODING, PARTS OF ANNAMARIA AND CORTEZ
                         WATER TO SEAWALLS OR ON ROADS.

            1330 EDT     LEE COUNTY, FORT MYERS BEACH
                         COASTAL FLOODING, WATER TO SEAWALLS, WAVES 6 FEET.
Local storm report, Oct 30, 2:02 PM EDT, 3 hours 12 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN, FL
149 PM EDT SAT OCT 30 1993

DATE        TIME       LOCATION/EVENT
10/30/93    1330 EDT   LEVY COUNTY, INGLIS/YANKEETOWN AREA, SR40
                       COASTAL FLOODING, ROADS UNDERWATER

            1330 EDT   CITRUS COUNTY,
                       COASTAL FLOODING, ALL COASTAL ROADS UNDER WATER

            1330 EDT   HERNANDO COUNTY
                       COASTAL FLOODING, ALL 3 COASTAL ROADS UNDER WATER

            1330 EDT   PASCO COUNTY
                       COASTAL FLOODING W OF US19, ALL BEACHES CLOSED
                       1 TO 2 FEET OF WATER ON ROADS IN HUDSON

            1330 EDT   PINELLAS COUNTY
                       COASTAL FLOODING, WATER COMING OVER SEAWALLS
                       SOME EVACUATIONS ST. PETERSBURG BEACH AREA

            1330 EDT     MANATEE COUNTY
                         COASTAL FLOODING, PARTS OF ANNAMARIA AND CORTEZ
              @           WATER TO SEAWALLS OR ON ROADS.

            1330 EDT     LEE COUNTY, FORT MYERS BEACH
                         COASTAL FLOODING, WATER TO SEAWALLS, WAVES 6 FEET.
Local storm report, Oct 30, 3:08 PM EDT, 2 hours 6 minutes before
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Local storm report, Oct 30, 3:11 PM EDT, 2 hours 3 minutes before
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Local storm report, Oct 30, 4:41 PM EDT, 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.
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      <p id="message2">
        Please try again in a few minutes.
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Local storm report, Oct 30, 4:42 PM EDT, 32 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>

The office that day

Everything else NWS Tampa Bay, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 30, 9:54 AM EDTSevere Thunderstorm WarningTBWLevy66 min
Oct 30, 11:13 AM EDTSevere Thunderstorm WarningTBWCitrus62 min
Oct 30, 11:53 AM EDTSevere Thunderstorm WarningTBWLevy67 min
Oct 30, 12:00 PM EDTTornado WarningTBWCitrus30 min
Oct 30, 12:03 PM EDTSevere Thunderstorm WarningTBWHernando57 min
Oct 30, 12:08 PM EDTSevere Thunderstorm WarningTBWCitrus82 min
Oct 30, 12:50 PM EDTSevere Thunderstorm WarningTBWHernando70 min
Oct 30, 1:01 PM EDTTornado WarningTBWCitrus29 min
Oct 30, 1:54 PM EDTSevere Thunderstorm WarningTBWHernando66 min
Oct 30, 2:04 PM EDTTornado WarningTBWPasco26 min
Oct 30, 2:21 PM EDTSevere Thunderstorm WarningTBWPasco69 min
Oct 30, 2:40 PM EDTTornado WarningTBWPasco35 min
Oct 30, 2:50 PM EDTSevere Thunderstorm WarningTBWHernando70 min

Nearby

Tornado Warnings in Florida, 1993Every tornado warning in 1993Tornadoes in 1993

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.