Alert archive / Tennessee / Tornado Warnings in 2010
Tornado Warning 24, NWS Huntsville, AL
NWS Huntsville, AL issued this tornado warning at May 1, 2010, 6:25 PM CDT for Franklin County, Moore County, Tennessee. It was in force for 21 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
- May 1, 2010, 6:25 PM CDT (23:25 UTC)
- Expired
- May 1, 2010, 6:46 PM CDT
- In force
- 21 min
- Issued by
- NWS Huntsville, AL
- Area
- Storm-based polygon
Counties Franklin County, TN, Moore County, TN
The radar
The Northeast Alabama radar (KHTX), 35 km from the middle of the area, began a volume at 23:28 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 1, 5:35 PM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 11.4 hours before the alert went out and 107 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
- 442 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 592 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 303 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.0
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.
NWS Huntsville, AL wrote its last area forecast discussion before this tornado warning went out at May 1, 6:14 PM CDT, 11 minutes earlier.
Area forecast discussion, May 1, 6:14 PM CDT, 11 minutes before
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</html>Hazardous weather outlook, May 1, 1:05 PM CDT, 5 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HUNTSVILLE AL 105 PM CDT SAT MAY 1 2010 ALZ001>010-016-TNZ076-096-097-020100- LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN- MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN- 105 PM CDT SAT MAY 1 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE TENNESSEE. .DAY ONE...THIS AFTERNOON AND TONIGHT... SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS...LARGE HAIL...AND ISOLATED TORNADOES WILL BE POSSIBLE THIS AFTERNOON AND TONIGHT. NORTHWEST AND NORTH CENTRAL ALABAMA AND SOUTHERN MIDDLE TENNESSEE ARE CLOSER TO AN APPROACHING COLD FRONT...AND THEREFORE HAVE A HIGHER THREAT FOR SEVERE WEATHER. FLASH FLOODING IS ALSO A THREAT WHERE STORMS TRACK REPEATEDLY OVER THE SAME AREAS. NORTHWEST AND NORTH CENTRAL ALABAMA HAVE THE HIGHEST THREAT FOR FLASH FLOODING THIS AFTERNOON AND TONIGHT. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... SHOWERS AND THUNDERSTORMS WILL BECOME MORE WIDESPREAD SUNDAY THROUGH MONDAY AS A SLOW MOVING COLD FRONT PUSHES INTO THE AREA. STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE AGAIN ON SUNDAY...WITH THE MAIN THREATS BEING DAMAGING WINDS AND ISOLATED TORNADOES. ADDITIONAL RAINFALL AMOUNTS OF 4 TO 8 INCHES ARE POSSIBLE SUNDAY THROUGH MONDAY...INCREASING THE POTENTIAL FOR FLASH FLOODING AND RIVER FLOODING. THE HEAVIEST RAINFALL IS CURRENTLY EXPECTED TO IMPACT NORTHWEST AND NORTH CENTRAL ALABAMA AND SOUTHERN MIDDLE TENNESSEE THROUGH MONDAY MORNING. .SPOTTER CALL TO ACTION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS NECESSARY FOR THIS AFTERNOON AND TONIGHT...AND IS LIKELY AGAIN SUNDAY. KNS
In the hours before
Local storm report, May 1, 3:10 PM CDT, 3 hours 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
310 PM CDT SAT MAY 01 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0307 PM HAIL WATERLOO 34.92N 88.06W
05/01/2010 E1.00 INCH LAUDERDALE AL AMATEUR RADIO
QUARTER-SIZED HAIL REPORTED IN WATERLOO.
&&
KWEBERLocal storm report, May 1, 3:22 PM CDT, 3 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE HUNTSVILLE AL
322 PM CDT SAT MAY 01 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0307 PM HAIL WATERLOO 34.92N 88.06W
05/01/2010 E1.00 INCH LAUDERDALE AL AMATEUR RADIO
QUARTER-SIZED HAIL REPORTED IN WATERLOO.
0314 PM FUNNEL CLOUD 1 NNW CHEROKEE 34.77N 87.97W
05/01/2010 COLBERT AL TRAINED SPOTTER
TRAINED SPOTTER LOCATED NORTH OF CHEROKEE REPORTED FUNNEL
CLOUD.
0315 PM HAIL CHEROKEE 34.76N 87.97W
05/01/2010 E1.00 INCH COLBERT AL AMATEUR RADIO
QUARTER INCH HAIL WAS REPORTED JUST NORTH OF CHEROKEE.
&&
KWEBERLocal storm report, May 1, 3:52 PM CDT, 2 hours 33 minutes before
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</html>The office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 2:33 PM CDT | Tornado Warning | HUN | Colbert, Lauderdale | 42 min |
| May 1, 3:12 PM CDT | Tornado Warning | HUN | Colbert, Lauderdale | 36 min |
| May 1, 3:46 PM CDT | Flash Flood Warning | HUN | Colbert, Lauderdale | 40 min |
| May 1, 5:08 PM CDT | Tornado Warning | HUN | Lincoln, Moore | 22 min |
| May 1, 5:16 PM CDT | Flash Flood Warning | HUN | Lincoln, Moore | 3 hr |
| May 1, 5:57 PM CDT | Severe Thunderstorm Warning | HUN | Franklin | 18 min |
Nearby
Tornado Warnings in Tennessee, 2010Every tornado warning in 2010Tornadoes in 2010
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.