Alert archive / Alabama / Tornado Warnings in 2017

Tornado Warning 8, NWS Birmingham, AL

January 21, 2017Chambers County, Lee County, Macon County, Alabama

NWS Birmingham, AL issued this tornado warning at Jan 21, 2017, 8:41 AM CST for Chambers County, Lee County, Macon County, Alabama. It was in force for 47 min. 9 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
Jan 21, 2017, 8:41 AM CST (14:41 UTC)
Expired
Jan 21, 2017, 9:28 AM CST
In force
47 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Chambers County, AL, Lee County, AL, Macon County, AL

The radar

The Maxwell AFB radar (KMXX), 48 km from the middle of the area, began a volume at 14:45 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 DMGAuburn, ALWIDESPREAD REPORTS OF TREES AND POWERLINES DOWN ACROSS LEE COUNTY. .
Jan 21, 8:48 AM CSTTSTM WND DMG4 N Society Hill, ALNUMEROUS TREES DOWN ON CR 43, JUST ON THE MACON SIDE OF THE LEE/MACON COUNTY LINE. POSSIBLE TORNADO.
Jan 21, 8:48 AM CSTTORNADO3 N Society Hill, ALA TORNADO PRODUCED TREE AND MINOR ROOF DAMAGE NEAR THE LEE AND MACON COUNTY LINE.
Jan 21, 8:49 AM CSTTORNADO2 S Chewacla State Park, ALEF0 TORNADO WITH 70 MPH WINDS DOWNED TREES NEAR SAND HILL ROAD.
Jan 21, 8:56 AM CSTTORNADO2 Nne Beauregard, ALAN EF-0 TORNADO TOUCHED DOWN ALONG LEE ROAD 413, CAUSING SOME SHINGLE DAMAGE AND UPROOTING SEVERAL TREES ALONG ITS BRIEF PATH TOWARD THE NORTHEAST, ENDING ALONG CR-417.
Jan 21, 9:00 AM CSTTORNADO2 Sse Opelika, ALEF0 TORNADO WITH 65 MPH WINDS DOWNED TREES AND CAUSED SHINGLE DAMAGE NEAR STATE HIGHWAY 169 IN SOUTHERN OPELIKA.
Jan 21, 9:08 AM CSTTORNADO2 Nw Crawford, ALEF0 TORNADO WITH WINDS OF 80MPH BRIEFLY TOUCHED DOWN NORTH OF CRAWFORD IN THE HALEY WOODS SUBDIVISION CAUSING MINOR DAMAGE TO SEVERAL ROOFS AND WOODEN FENCES. PATH LENGTH 0.5 MI. PATH WIDTH 50 YDS. THE DURATION OF THE TORNADO EVENT WAS 1 MINUTE.
Jan 21, 9:18 AM CSTTSTM WND DMG1 Ne Monterey Heights, ALDAMAGE TO ROOF AND ATHLETIC FIELD AT SMITHS STATION HIGH SCHOOL. POSSIBLE TORNADO. TIME ESTIMATED BY RADAR.
Jan 21, 9:20 AM CSTTORNADOSmiths Station, ALA TORNADO AFFECTED AREAS JUST SOUTHWEST OF SMITH STATION. THE TORNADO WAS RATED AN EF1 WITH WINDS ESTIMATED AROUND 90 MPH. THE MOST SIGNIFICANT DAMAGE OCCURRED AT THE HIGH SCHOOL ATHLETIC FIELDS.

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, 2.7 hours before the alert went out and 110 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.

513 
WFUS54 KBMX 211441
TORBMX
ALC017-081-087-211545-
/O.NEW.KBMX.TO.W.0008.170121T1441Z-170121T1545Z/

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

The National Weather Service in Birmingham has issued a

* Tornado Warning for...
  Northeastern Macon County in southeastern Alabama...
  Lee County in east central Alabama...
  Chambers County in east central Alabama...

* Until 945 AM CST

* At 840 AM CST, severe thunderstorms capable of producing both
  tornadoes and extensive straight line wind damage were located
  along a line extending from near Jacksons' Gap to near Tuskegee
  National Forest to 6 miles southwest of Society Hill, moving east
  at 60 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, Opelika, Valley, Lanett, Notasulga, Lafayette, Smiths,
  Smiths Station, La Fayette, Waverly, Lakeview, Cusseta, West
  Chambers, Beans Mill, Fairfax, Bleecker, Post Oak Forks, Denson,
  Beulah and Auburn University.

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 3251 8506 3247 8506 3247 8533 3241 8533
      3241 8543 3238 8544 3235 8554 3263 8570
      3270 8570 3273 8559 3298 8559 3307 8522
      3286 8519 3285 8515 3281 8517 3278 8512
      3266 8509 3265 8511 3251 8500
TIME...MOT...LOC 1440Z 258DEG 51KT 3291 8580 3248 8553 3234 8551 

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

$$

87/GRANTHAM
5 follow-up statements
640 
WWUS54 KBMX 211453 RRA
SVSBMX

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

ALC087-211503-
/O.CAN.KBMX.TO.W.0008.000000T0000Z-170121T1545Z/
Macon AL-
853 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR NORTHEASTERN 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 3251 8506 3247 8506 3247 8533 3241 8533
      3241 8543 3250 8544 3250 8549 3271 8566
      3273 8559 3297 8559 3307 8522 3286 8519
      3285 8516 3281 8517 3278 8512 3276 8514
      3274 8511 3266 8509 3265 8511 3251 8500
TIME...MOT...LOC 1453Z 258DEG 51KT 3295 8560 3252 8533 3238 8531 

$$

ALC017-081-211545-
/O.CON.KBMX.TO.W.0008.000000T0000Z-170121T1545Z/
Lee AL-Chambers AL-
853 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 AM CST FOR LEE AND
CHAMBERS COUNTIES...

At 853 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 Trammel Crossroads to near Beauregard to
near Uchee, moving east at 60 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, Opelika, Valley, Lanett, Lafayette, Smiths, Smiths Station,
La Fayette, Waverly, Lakeview, Cusseta, West Chambers, Beans Mill,
Ridge Grove, Huguley, Trammel Crossroads, Fairfax, Chambers County
Lake, Bleecker and Griffen Mill.

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 3251 8506 3247 8506 3247 8533 3241 8533
      3241 8543 3250 8544 3250 8549 3271 8566
      3273 8559 3297 8559 3307 8522 3286 8519
      3285 8516 3281 8517 3278 8512 3276 8514
      3274 8511 3266 8509 3265 8511 3251 8500
TIME...MOT...LOC 1453Z 258DEG 51KT 3295 8560 3252 8533 3238 8531 

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

$$

87/GRANTHAM
547 
WWUS54 KBMX 211454
SVSBMX

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

ALC017-081-211545-
/O.CON.KBMX.TO.W.0008.000000T0000Z-170121T1545Z/
Lee AL-Chambers AL-
854 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 AM CST FOR LEE AND
CHAMBERS COUNTIES...
        
At 854 AM CST, tornado producing storms were located along a line
extending from near Trammel Crossroads to near Beauregard to near
Uchee, moving east at 60 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, Opelika, Valley, Lanett, Lafayette, Smiths, Smiths Station,
La Fayette, Waverly, Lakeview, Cusseta, West Chambers, Beans Mill,
Ridge Grove, Huguley, Trammel Crossroads, Fairfax, Chambers County
Lake, Bleecker and Griffen Mill.

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 3251 8506 3247 8506 3247 8533 3241 8533
      3241 8543 3250 8544 3250 8549 3266 8561
      3273 8559 3297 8559 3307 8522 3286 8519
      3285 8516 3281 8517 3278 8512 3276 8514
      3274 8511 3266 8509 3265 8511 3251 8500
TIME...MOT...LOC 1454Z 258DEG 51KT 3295 8560 3252 8533 3238 8531 

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

$$

87/GRANTHAM
999 
WWUS54 KBMX 211508
SVSBMX

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

ALC017-081-211545-
/O.CON.KBMX.TO.W.0008.000000T0000Z-170121T1545Z/
Lee AL-Chambers AL-
908 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 AM CST FOR EASTERN
LEE AND CHAMBERS COUNTIES...
        
At 908 AM CST, tornado producing storms were located along a line
extending from near Ridge Grove to near Beans Mill to near Griffen
Mill, moving northeast at 45 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...
Opelika, Valley, Lanett, Lafayette, Smiths, Smiths Station, La
Fayette, Lakeview, Cusseta, West Chambers, Beans Mill, Ridge Grove,
Huguley, Trammel Crossroads, Fairfax, Chambers County Lake, Bleecker,
Griffen Mill, River View and Post Oak Forks.

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 3247 8532 3257 8537 3283 8559 3297 8559
      3307 8522 3286 8519 3285 8516 3281 8517
      3278 8512 3276 8514 3274 8511 3266 8509
      3265 8511 3251 8500 3251 8506 3247 8506
TIME...MOT...LOC 1508Z 241DEG 41KT 3292 8557 3262 8525 3247 8523 

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

$$

87/GRANTHAM
466 
WWUS54 KBMX 211517
SVSBMX

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

ALC017-081-211545-
/O.CON.KBMX.TO.W.0008.000000T0000Z-170121T1545Z/
Lee AL-Chambers AL-
917 AM CST SAT JAN 21 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 AM CST FOR EASTERN
LEE AND SOUTHEASTERN CHAMBERS COUNTIES...
        
At 916 AM CST, tornado producing storms were located along a line
extending from near Cusseta to near Bleecker to near Ladonia, moving
east at 55 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...
Valley, Lanett, Smiths, Smiths Station, Cusseta, Beans Mill, River
View, Beulah, Huguley, Fairfax, Bleecker, Ladonia, I 85 Welcome
Center At Lanett, Lanett Municipal Airport, Monterey Heights and Lake
Harding.

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 3247 8519 3258 8524 3277 8532 3289 8519
      3286 8519 3285 8516 3281 8517 3278 8512
      3276 8514 3274 8511 3266 8509 3265 8511
      3251 8500 3251 8506 3247 8506
TIME...MOT...LOC 1516Z 257DEG 48KT 3279 8527 3264 8514 3249 8512 

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

$$

87/GRANTHAM
163 
WWUS54 KBMX 211528
SVSBMX

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

ALC017-081-211538-
/O.CAN.KBMX.TO.W.0008.000000T0000Z-170121T1545Z/
Lee AL-Chambers AL-
928 AM CST SAT JAN 21 2017

...THE TORNADO WARNING FOR EASTERN LEE AND SOUTHEASTERN CHAMBERS
COUNTIES IS CANCELLED...
    
The storms which prompted the warning have moved out of the 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 3247 8519 3258 8524 3277 8532 3289 8519
      3286 8519 3285 8516 3281 8517 3278 8512
      3276 8514 3274 8511 3266 8509 3265 8511
      3251 8500 3251 8506 3247 8506
TIME...MOT...LOC 1526Z 258DEG 51KT 3282 8510 3267 8497 3252 8495 

$$

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, 8:22 AM CSTTornado WarningBMXCoosa, Elmore, Lee, Macon, Tallapoosa53 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.