Alert archive / Alabama / Tornado Warnings in 2017

Tornado Warning 7, NWS Birmingham, AL

January 21, 20175 counties in Alabama

NWS Birmingham, AL issued this tornado warning at Jan 21, 2017, 8:22 AM CST for 5 counties in Alabama. It was in force for 53 min. 1 report 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
Jan 21, 2017, 8:22 AM CST (14:22 UTC)
Expired
Jan 21, 2017, 9:15 AM CST
In force
53 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Coosa County, AL, Elmore County, AL, Lee County, AL, Macon County, AL, Tallapoosa County, AL

The radar

The Maxwell AFB radar (KMXX), 17 km from the middle of the area, began a volume at 14:25 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

TimeReportWhereRemark
Jan 21, 8:45 AM CSTTSTM WND DMGDadeville, ALMULTIPLE TREES DOWN ACROSS TALLAPOOSA COUNTY. ROADS WERE BLOCKED, BUT HAVE BEEN CLEARED. .

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.

IssuedProductOfficeLasted
Jan 21, 3:56 AM CSTTornado WatchSPC8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 2.4 hours before the alert went out and 138 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, Peachtre/Fal Fld, GA at 12:00Z on 2017-01-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 388 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2017-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.1939587897Sfc1 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
388 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
536 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

526 
WFUS54 KBMX 211422
TORBMX
ALC037-051-081-087-123-211515-
/O.NEW.KBMX.TO.W.0007.170121T1422Z-170121T1515Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Birmingham AL
822 AM CST SAT JAN 21 2017

The National Weather Service in Birmingham has issued a

* Tornado Warning for...
  North central Macon County in southeastern Alabama...
  Northeastern Elmore County in east central Alabama...
  Northwestern Lee County in east central Alabama...
  Southeastern Coosa County in east central Alabama...
  Tallapoosa County in east central Alabama...

* Until 915 AM CST

* At 822 AM CST, severe thunderstorms capable of producing both
  tornadoes and extensive straight line wind damage were located
  along a line extending from near Pentonville to near Reeves
  Airport, moving east at 30 mph.

  HAZARD...Tornado. 

  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. 

* Locations impacted include...
  Auburn, Alexander City, Tuskegee, Tallassee, Dadeville, Camp Hill,
  Notasulga, Equality, Jacksons' Gap, Franklin, Waverly, Kowaliga
  Bridge, Western Lake Martin, Tallapoosa City, Eastern Lake Martin,
  Reeves Airport, Martin Dam, Northern Lake Martin, Wind Creek State
  Park and Highway 9 and Highway 22.

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 3244 8585 3285 8618 3298 8559 3273 8559
      3273 8552 3258 8549
TIME...MOT...LOC 1422Z 262DEG 26KT 3281 8617 3248 8589 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

87/GRANTHAM
5 follow-up statements
331 
WWUS54 KBMX 211433
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
833 AM CST SAT JAN 21 2017

ALC037-211443-
/O.CAN.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Coosa AL-
833 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR SOUTHEASTERN COOSA COUNTY IS CANCELLED...

The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1100 AM CST for southeastern
and east central Alabama.

LAT...LON 3248 8575 3275 8602 3276 8601 3280 8600
      3282 8601 3289 8601 3298 8559 3273 8559
      3273 8552 3258 8549
TIME...MOT...LOC 1433Z 215DEG 44KT 3290 8595 3252 8571 

$$

ALC051-081-087-123-211515-
/O.CON.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Macon AL-Elmore AL-Lee AL-Tallapoosa AL-
833 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 AM CST FOR NORTH
CENTRAL MACON...NORTHEASTERN ELMORE...NORTHWESTERN LEE AND CENTRAL
TALLAPOOSA COUNTIES...

At 833 AM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from Alexander City to near Notasulga, moving
northeast at 50 mph.

HAZARD...Tornado. 

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. 

Locations impacted include...
Auburn, Alexander City, Tuskegee, Dadeville, Camp Hill, Notasulga,
Jacksons' Gap, Waverly, Kowaliga Bridge, Western Lake Martin, Eastern
Lake Martin, Martin Dam, Northern Lake Martin, Wind Creek State Park,
Still Waters Resort, Liberty City, Loachapoka, Blue Creek Marina,
Eagle Creek and Susannah Crossing.

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 3248 8575 3275 8602 3276 8601 3280 8600
      3282 8601 3289 8601 3298 8559 3273 8559
      3273 8552 3258 8549
TIME...MOT...LOC 1433Z 215DEG 44KT 3290 8595 3252 8571 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

87/GRANTHAM
598 
WWUS54 KBMX 211434
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
834 AM CST SAT JAN 21 2017

ALC051-081-087-123-211515-
/O.CON.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Macon AL-Elmore AL-Lee AL-Tallapoosa AL-
834 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 AM CST FOR NORTH
CENTRAL MACON...NORTHEASTERN ELMORE...NORTHWESTERN LEE AND CENTRAL
TALLAPOOSA COUNTIES...
        
At 834 AM CST, tornado producing storms were located along a line
extending from near Alexander City to near Notasulga, moving east at
30 mph.

HAZARD...Damaging tornado. 

SOURCE...Radar confirmed tornado. 

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. 

Locations impacted include...
Auburn, Alexander City, Tuskegee, Dadeville, Camp Hill, Notasulga,
Jacksons' Gap, Waverly, Kowaliga Bridge, Western Lake Martin, Eastern
Lake Martin, Martin Dam, Northern Lake Martin, Wind Creek State Park,
Still Waters Resort, Liberty City, Loachapoka, Blue Creek Marina,
Eagle Creek and Susannah Crossing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3248 8575 3275 8602 3276 8601 3280 8600
      3282 8601 3289 8601 3298 8559 3273 8559
      3273 8552 3258 8549
TIME...MOT...LOC 1434Z 262DEG 26KT 3290 8595 3252 8571 

TORNADO...OBSERVED
HAIL...<.75IN

$$

87/GRANTHAM
179 
WWUS54 KBMX 211443
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
843 AM CST SAT JAN 21 2017

ALC051-211453-
/O.CAN.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Elmore AL-
843 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR NORTHEASTERN ELMORE COUNTY IS CANCELLED...

The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1100 AM CST for southeastern
and east central Alabama.

LAT...LON 3250 8570 3275 8588 3277 8597 3282 8601
      3289 8601 3298 8559 3273 8559 3273 8552
      3258 8549
TIME...MOT...LOC 1443Z 262DEG 26KT 3291 8588 3253 8564 

$$

ALC081-087-123-211515-
/O.CON.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Macon AL-Lee AL-Tallapoosa AL-
843 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 AM CST FOR NORTH
CENTRAL MACON...NORTHWESTERN LEE AND CENTRAL TALLAPOOSA COUNTIES...
        
At 843 AM CST, tornado producing storms were located along a line
extending from near Alexander City to near Notasulga, moving east at
30 mph.

HAZARD...Damaging tornado. 

SOURCE...Radar confirmed tornado. 

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. 

Locations impacted include...
Auburn, Alexander City, Dadeville, Camp Hill, Notasulga, Jacksons'
Gap, Waverly, Northern Lake Martin, Wind Creek State Park, Still
Waters Resort, Eastern Lake Martin, Liberty City, Western Lake
Martin, Loachapoka, Blue Creek Marina, Eagle Creek, Susannah
Crossing, Roxana, Maxwell Gunter Recreation Area and Dare Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3250 8570 3275 8588 3277 8597 3282 8601
      3289 8601 3298 8559 3273 8559 3273 8552
      3258 8549
TIME...MOT...LOC 1443Z 262DEG 26KT 3291 8588 3253 8564 

TORNADO...OBSERVED
HAIL...<.75IN

$$

87/GRANTHAM
699 
WWUS54 KBMX 211453
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
853 AM CST SAT JAN 21 2017

ALC087-211502-
/O.CAN.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Macon AL-
853 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR NORTH CENTRAL MACON COUNTY IS CANCELLED...

The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1100 AM CST for southeastern
and east central Alabama.

LAT...LON 3254 8559 3257 8566 3258 8566 3258 8568
      3292 8589 3298 8559 3273 8559 3273 8552
      3258 8549
TIME...MOT...LOC 1452Z 262DEG 26KT 3292 8582 3254 8558 

$$

ALC081-123-211515-
/O.CON.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Lee AL-Tallapoosa AL-
853 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 AM CST FOR
NORTHWESTERN LEE AND SOUTHEASTERN TALLAPOOSA COUNTIES...

At 852 AM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from near Jacksons' Gap to near Tuskegee National
Forest, moving east at 30 mph.

HAZARD...Tornado. 

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. 

Locations impacted include...
Auburn, Dadeville, Camp Hill, Notasulga, Jacksons' Gap, Waverly,
Northern Lake Martin, Eastern Lake Martin, Loachapoka, Roxana and
Eagle Creek.

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 3254 8559 3257 8566 3258 8566 3258 8568
      3292 8589 3298 8559 3273 8559 3273 8552
      3258 8549
TIME...MOT...LOC 1452Z 262DEG 26KT 3292 8582 3254 8558 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

87/GRANTHAM
302 
WWUS54 KBMX 211505
SVSBMX

Severe Weather Statement
National Weather Service Birmingham AL
905 AM CST SAT JAN 21 2017

ALC123-211515-
/O.CAN.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Tallapoosa AL-
905 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR SOUTHEASTERN TALLAPOOSA COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 1100 AM CST for southeastern
and east central Alabama.

LAT...LON 3254 8559 3257 8566 3258 8566 3258 8568
      3261 8570 3270 8570 3270 8568 3271 8568
      3271 8561 3273 8561 3273 8552 3258 8549
TIME...MOT...LOC 1505Z 262DEG 26KT 3293 8572 3255 8548 

$$

ALC081-211515-
/O.CON.KBMX.TO.W.0007.000000T0000Z-170121T1515Z/
Lee AL-
905 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 AM CST FOR
NORTHWESTERN LEE COUNTY...

At 905 AM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located along a
line extending from 6 miles northeast of Jacksons' Gap to near
Auburn, moving east at 30 mph.

HAZARD...Tornado. 

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. 

Locations impacted include...
Auburn, Notasulga, Waverly, Loachapoka and Roxana. 

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 3254 8559 3257 8566 3258 8566 3258 8568
      3261 8570 3270 8570 3270 8568 3271 8568
      3271 8561 3273 8561 3273 8552 3258 8549
TIME...MOT...LOC 1505Z 262DEG 26KT 3293 8572 3255 8548 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

87/GRANTHAM

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 21, 3:52 AM CSTSpecial Weather StatementBMXDallas, Lowndes38 min
Jan 21, 4:19 AM CSTSevere Thunderstorm WarningBMXLowndes41 min
Jan 21, 5:21 AM CSTTornado WarningBMXMarengo54 min
Jan 21, 7:02 AM CSTTornado WarningBMXAutauga, Lowndes43 min
Jan 21, 7:24 AM CSTSevere Thunderstorm WarningBMXLowndes, Montgomery51 min
Jan 21, 7:37 AM CSTSevere Thunderstorm WarningBMXElmore38 min
Jan 21, 7:50 AM CSTAreal Flood AdvisoryBMXAutauga, Elmore, Lowndes, Montgomery3 hr
Jan 21, 7:52 AM CSTTornado WarningBMXElmore38 min
Jan 21, 7:58 AM CSTTornado WarningBMXElmore32 min
Jan 21, 8:07 AM CSTSevere Thunderstorm WarningBMXCoosa23 min
Jan 21, 8:41 AM CSTTornado WarningBMXChambers, Lee, Macon47 min
Jan 21, 8:47 AM CSTSevere Thunderstorm WarningBMXPike43 min
Jan 21, 8:58 AM CSTTornado WarningBMXPike47 min
Jan 21, 9:23 AM CSTTornado WarningBMXBarbour52 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.