Alert archive / Tennessee / Special Weather Statements in 2012
Special Weather Statement, NWS Huntsville, AL
NWS Huntsville, AL issued this special weather statement at May 19, 2012, 3:18 PM CDT for Franklin County, Tennessee. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2012, 3:18 PM CDT (20:18 UTC)
- Expired
- May 19, 2012, 3:45 PM CDT
- In force
- 27 min
- Issued by
- NWS Huntsville, AL
County Franklin County, TN
The radar
The Northeast Alabama radar (KHTX), 15 km from the middle of the area, began a volume at 20:19 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 nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 8.3 hours before the alert went out and 129 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.
- Mixed-layer CAPE
- 833 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 1141 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Huntsville, AL wrote its last area forecast discussion before this special weather statement went out at May 18, 6:22 PM CDT, 20 hours 56 minutes earlier.
Area forecast discussion, May 18, 6:22 PM CDT, 20 hours 56 minutes before
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<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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</html>Hazardous weather outlook, May 18, 5:10 PM CDT, 22 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HUNTSVILLE AL 510 PM CDT FRI MAY 18 2012 ALZ001>010-016-TNZ076-096-097-191100- LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN- MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN- 510 PM CDT FRI MAY 18 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE TENNESSEE. .DAY ONE...TONIGHT... ISOLATED THUNDERSTORMS ARE EXPECTED THROUGH THE REMAINDER OF THE AFTERNOON HOURS AND INTO THE EARLY EVENING PERIOD...MAINLY ACROSS NORTH CENTRAL AND NORTHWEST ALABAMA. GUSTY OUTFLOW WINDS...SMALL HAIL AND LOCALLY HEAVY RAINFALL ARE POSSIBLE WITH THE STRONGER STORMS. MINOR FLOODING ON ROADS AND IN LOW LYING AREAS IS POSSIBLE AS WELL...GIVEN THE SLOW MOVEMENT OF THE THUNDERSTORMS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY... ISOLATED THUNDERSTORMS WILL AGAIN BE POSSIBLE SATURDAY AND SUNDAY AFTERNOONS. STORMS MAY BECOME MORE SCATTERED IN NATURE ON MONDAY THROUGH TUESDAY AS WEAK DISTURBANCES MOVE THROUGH THE TENNESSEE VALLEY. GUSTY WINDS MAY ACCOMPANY THE STORMS...ALONG WITH OCCASIONAL LIGHTNING AND BRIEF HEAVY RAINFALL. .SPOTTER CALL TO ACTION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS NOT ANTICIPATED AT THIS TIME.
The office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 7:08 PM CDT | Special Weather Statement | HUN | Limestone | 37 min |
| May 19, 4:31 PM CDT | Special Weather Statement | HUN | DeKalb | 59 min |
| May 19, 4:36 PM CDT | Special Weather Statement | HUN | Madison | 54 min |
| May 19, 4:56 PM CDT | Special Weather Statement | HUN | Marshall | 49 min |
| May 19, 6:17 PM CDT | Special Weather Statement | HUN | Marshall | 43 min |
| May 19, 2:43 PM CDT | Special Weather Statement | HUN | Franklin | 32 min |
| May 19, 3:46 PM CDT | Special Weather Statement | HUN | Franklin | 44 min |
| May 19, 4:33 PM CDT | Special Weather Statement | HUN | Lincoln | 42 min |
Nearby
Special Weather Statements in Tennessee, 2012Every special weather statement in 2012
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.