Alert archive / Florida / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 197, NWS Tallahassee, FL

November 30, 2008Taylor County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Nov 30, 2008, 7:15 AM EST for Taylor County, Florida. It was in force for 30 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
Nov 30, 2008, 7:15 AM EST (12:15 UTC)
Expired
Nov 30, 2008, 7:45 AM EST
In force
30 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

County Taylor County, FL

The radar

The Tallahassee radar (KTLH), 80 km from the middle of the area, began a volume at 12:19 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Nov 30, 4:59 AM ESTTornado WatchSPC7 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 0.3 hours before the alert went out and 192 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, Jacksonville, FL at 12:00Z on 2008-11-30Temperature 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, Jacksonville, FL at 12:00Z on 2008-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 288 square meters per square second.1939587897117Sfc1 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
996 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
288 m²/s²
0-3 km storm-relative helicity
318 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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.

NWS Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 30, 4:50 AM EST, 2 hours 25 minutes earlier.

Area forecast discussion, Nov 30, 4:50 AM EST, 2 hours 25 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>
Hazardous weather outlook, Nov 30, 5:27 AM EST, 1 hour 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TALLAHASSEE FL
527 AM EST SUN NOV 30 2008

ALZ065>069-FLZ007>019-026>029-034-GAZ120>131-142>148-155>161-
GMZ730-750-755-765-770-775-011030-
COFFEE-DALE-HENRY-GENEVA-HOUSTON-INLAND WALTON-COASTAL WALTON-
HOLMES-WASHINGTON-JACKSON-BAY-CALHOUN-GULF-FRANKLIN-GADSDEN-LEON-
JEFFERSON-MADISON-LIBERTY-WAKULLA-TAYLOR-LAFAYETTE-DIXIE-QUITMAN-
CLAY-RANDOLPH-TERRELL-DOUGHERTY-LEE-WORTH-TURNER-TIFT-BEN HILL-
IRWIN-EARLY-MILLER-BAKER-MITCHELL-COLQUITT-COOK-BERRIEN-SEMINOLE-
DECATUR-GRADY-THOMAS-BROOKS-LOWNDES-LANIER-
APALACHEE BAY OR COASTAL WATERS FROM KEATON BEACH TO OCHLOCKONEE
RIVER FL OUT TO 20 NM-
COASTAL WATERS FROM APALACHICOLA TO DESTIN FL OUT 20 NM-
COASTAL WATERS FROM  OCHLOCKONEE RIVER TO APALACHICOLA FL OUT TO
20 NM-
COASTAL WATERS FROM  SUWANNEE RIVER TO KEATON BEACH OUT 20 NM-
WATERS FROM APALACHICOLA TO DESTIN FL FROM 20 TO 60 NM-
WATERS FROM  SUWANNEE RIVER TO APALACHICOLA FL FROM 20 TO 60 NM-
527 AM EST SUN NOV 30 2008 /427 AM CST SUN NOV 30 2008/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST ALABAMA...
SOUTHWEST AND SOUTH CENTRAL GEORGIA...AND THE FLORIDA BIG BEND
AND PANHANDLE...AND ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT...
...TORNADO WATCH IS EFFECT UNTIL NOON EST FOR MOST OF FL BIG BEND
AND PORTIONS OF S/CNTRL GA.
...HIGH SURF ADVISORY FOR THE BEACHES OF WALTON...BAY...GULF...AND
FRANKLIN COUNTIES...
...COASTAL FLOOD WATCH FOR TAYLOR AND DIXIE COUNTY COASTLINES...
...SMALL CRAFT ADVISORY IN EFFECT...

A COLD FRONT AND SQUALL LINE WILL MOVE EAST ACROSS THE FORECAST
AREA TODAY BRINGING NUMEROUS SHOWERS AND THUNDERSTORMS. SOME OF
THESE STORMS MAY BECOME SEVERE WITH DAMAGING WINDS AND POSSIBLY A
TORNADO...ESPECIALLY ACROSS THE EASTERN BIG BEND AND SOUTH CENTRAL
GEORGIA THIS MORNING.

HEAVY RAIN IS ALSO POSSIBLE THIS MORNING. RAINFALL AMOUNTS WILL
GENERALLY BE 1 TO 2 INCHES...BUT LOCAL AMOUNTS UP TO 4 INCHES ARE
POSSIBLE...WHICH COULD CAUSE FLOODING OF LOW LYING AND POOR
DRAINAGE AREAS. RAIN CHANCES WILL SLOWLY TAPER OFF FROM WEST TO
EAST BY THIS EVENING AS THE COLD FRONT EXITS THE AREA TO THE EAST.

STRONG ONSHORE WINDS WILL CAUSE TIDES OF 1 TO 2 FEET ABOVE NORMAL
ALONG PORTIONS OF THE NORTHEAST GULF COAST...AS WELL AS HIGH WINDS
AND SEAS AND DANGEROUS RIP CURRENTS. BEHIND THE FRONT...MARINE
WINDS AND SEAS WILL RAPIDLY DETERIORATE CREATING HAZARDOUS MARINE
CONDITIONS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...A FEW LINGERING
SHOWERS OR DRIZZLE REMAINS POSSIBLE ON MONDAY. OTHERWISE HIGH
PRESSURE WILL BUILD EAST INTO THE LOCAL REGION. EXPECT CLEARING
SKIES AND A MUCH DRIER AND COOLER AIRMASS THROUGH MIDWEEK.
TEMPERATURES ARE FORECAST TO DROP BACK DOWN TO AROUND FREEZING
POSSIBLY MONDAY NIGHT AND ESPECIALLY TUESDAY NIGHT...THEN GRADUALLY
TREND BACK TO NORMAL INTO THE WEEKEND.

SPOTTER INFORMATION STATEMENT...
SPOTTER ARE ACTIVATED...AND SHOULD MONITOR THE WEATHER...
ESPECIALLY THIS MORNING AND ACROSS THE TORNADO WATCH AREA. REPORT
ANY SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN TALLAHASSEE
AT 850 942-8833 (35)

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE
WEBSITE ON THE INTERNET AT WEATHER.GOV...THEN CLICK ON YOUR AREA
OF INTEREST ON THE NATIONAL MAP.

BLOCK

In the hours before

Special weather statement, Nov 30, 7:01 AM EST, 14 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 Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 30, 6:01 AM ESTTornado WarningTAETaylor29 min
Nov 30, 6:24 AM ESTSpecial Marine WarningTAE21 min
Nov 30, 7:17 AM ESTSpecial Marine WarningTAE118 min
Nov 30, 9:14 AM ESTSevere Thunderstorm WarningTAEDixie46 min
Nov 30, 9:20 AM ESTSpecial Marine WarningTAE40 min
Nov 30, 3:45 PM ESTCoastal Flood AdvisoryTAEDixie, Taylor13 hr

Nearby

Severe Thunderstorm Warnings in Florida, 2008Every severe thunderstorm warning in 2008

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; radar from the NEXRAD Level II archive.