Alert archive / Alabama / Tornado Warnings in 2017
Tornado Warning 1, NWS Huntsville, AL
NWS Huntsville, AL issued this tornado warning at Mar 1, 2017, 12:10 PM CST for Lauderdale County, Limestone County, Alabama. It was in force for 35 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 1, 2017, 12:10 PM CST (18:10 UTC)
- Expired
- Mar 1, 2017, 12:45 PM CST
- In force
- 35 min
- Issued by
- NWS Huntsville, AL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.75 in
Counties Lauderdale County, AL, Limestone County, AL
The radar
The Northeast Alabama radar (KHTX), 106 km from the middle of the area, began a volume at 18:12 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 1, 12:19 PM CST | HAIL 1.75 | 2 W Rogersville, AL | . |
| Mar 1, 12:25 PM CST | HAIL 1.75 | 7 Ese Anderson, AL | . |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 1, 11:48 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 6.2 hours before the alert went out and 157 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
- 694 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 842 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 361 m²/s²
- 0-3 km storm-relative helicity
- 344 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 9.1
The text
As transmitted.
945
WFUS54 KHUN 011810
TORHUN
ALC077-083-011845-
/O.NEW.KHUN.TO.W.0001.170301T1810Z-170301T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Huntsville AL
1210 PM CST WED MAR 1 2017
The National Weather Service in Huntsville Alabama has issued a
* Tornado Warning for...
East central Lauderdale County in northwestern Alabama...
Northwestern Limestone County in north central Alabama...
* Until 1245 PM CST
* At 1210 PM CST, a severe thunderstorm capable of producing a
tornado was located near Rogersville, or 15 miles east of Florence,
moving east at 60 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Rogersville around 1215 PM CST.
Athens around 1235 PM CST.
Other locations impacted by this tornadic thunderstorm include
Cartwright, Coxey, Oliver, Mt Rozell and Anderson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3477 8690 3476 8731 3478 8733 3480 8736
3480 8743 3482 8749 3491 8751 3496 8695
TIME...MOT...LOC 1810Z 265DEG 51KT 3483 8740
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$
152 follow-up statements
394
WWUS54 KHUN 011823
SVSHUN
Severe Weather Statement
National Weather Service Huntsville AL
1223 PM CST WED MAR 1 2017
ALC077-083-011845-
/O.CON.KHUN.TO.W.0001.000000T0000Z-170301T1845Z/
Lauderdale AL-Limestone AL-
1223 PM CST WED MAR 1 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 PM CST FOR EAST
CENTRAL LAUDERDALE AND NORTHWESTERN LIMESTONE COUNTIES...
At 1223 PM CST, a severe thunderstorm capable of producing a tornado
was located 7 miles northeast of Rogersville, or 12 miles northwest
of Athens, moving east at 60 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Athens around 1235 PM CST.
Other locations impacted by this tornadic thunderstorm include
Cartwright, Oliver, Mt Rozell, Anderson and Cairo.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3481 8691 3480 8728 3485 8729 3493 8731
3496 8695
TIME...MOT...LOC 1823Z 261DEG 51KT 3488 8717
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$
KDW719
WWUS54 KHUN 011836
SVSHUN
Severe Weather Statement
National Weather Service Huntsville AL
1236 PM CST WED MAR 1 2017
ALC077-083-011845-
/O.EXP.KHUN.TO.W.0001.000000T0000Z-170301T1845Z/
Lauderdale AL-Limestone AL-
1236 PM CST WED MAR 1 2017
...THE TORNADO WARNING FOR EAST CENTRAL LAUDERDALE AND NORTHWESTERN
LIMESTONE COUNTIES WILL EXPIRE AT 1245 PM CST...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire. However small hail
and gusty winds are still possible with this thunderstorm.
A tornado watch remains in effect until 600 PM CST for north central
and northwestern Alabama...and Middle Tennessee.
LAT...LON 3481 8691 3480 8728 3485 8729 3493 8731
3496 8695
TIME...MOT...LOC 1835Z 265DEG 51KT 3489 8696
$$
KDWThe office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 10:28 AM CST | Special Weather Statement | HUN | Lauderdale | 32 min |
| Mar 1, 10:58 AM CST | Severe Thunderstorm Warning | HUN | Lauderdale | 32 min |
| Mar 1, 11:31 AM CST | Special Weather Statement | HUN | Colbert, Lauderdale | 29 min |
| Mar 1, 11:44 AM CST | Severe Thunderstorm Warning | HUN | Lauderdale, Limestone | 31 min |
| Mar 1, 11:58 AM CST | Severe Thunderstorm Warning | HUN | Colbert, Lauderdale, Lawrence, Limestone | 32 min |
| Mar 1, 12:32 PM CST | Severe Thunderstorm Warning | HUN | Colbert, Lawrence | 28 min |
| Mar 1, 12:38 PM CST | Special Weather Statement | HUN | Limestone | 37 min |
| Mar 1, 12:44 PM CST | Severe Thunderstorm Warning | HUN | Limestone, Madison | 31 min |
| Mar 1, 12:53 PM CST | Severe Thunderstorm Warning | HUN | Lawrence, Limestone, Morgan | 37 min |
| Mar 1, 1:10 PM CST | Severe Thunderstorm Warning | HUN | Jackson, Madison | 35 min |
| Mar 1, 1:19 PM CST | Severe Thunderstorm Warning | HUN | Madison | 26 min |
| Mar 1, 1:19 PM CST | Severe Thunderstorm Warning | HUN | Franklin, Lawrence | 26 min |
| Mar 1, 1:39 PM CST | Severe Thunderstorm Warning | HUN | Cullman, Morgan | 36 min |
| Mar 1, 1:43 PM CST | Severe Thunderstorm Warning | HUN | Jackson | 32 min |
| Mar 1, 2:10 PM CST | Severe Thunderstorm Warning | HUN | Marshall, Morgan | 35 min |
| Mar 1, 2:15 PM CST | Areal Flood Warning | HUN | Morgan | 2 hr |
| Mar 1, 2:19 PM CST | Severe Thunderstorm Warning | HUN | DeKalb, Jackson | 26 min |
| Mar 1, 2:36 PM CST | Special Weather Statement | HUN | Cullman | 24 min |
| Mar 1, 2:40 PM CST | Severe Thunderstorm Warning | HUN | DeKalb, Jackson, Marshall | 50 min |
| Mar 1, 2:54 PM CST | Severe Thunderstorm Warning | HUN | Cullman, Marshall | 36 min |
| Mar 1, 3:05 PM CST | Severe Thunderstorm Warning | HUN | Cullman | 25 min |
Nearby
Tornado Warnings in Alabama, 2017Every tornado warning in 2017Tornadoes in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.