Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 1, NWS Birmingham, AL

February 15, 20164 counties in Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Feb 15, 2016, 3:48 PM CST for 4 counties in Alabama. It was in force for 57 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
Feb 15, 2016, 3:48 PM CST (21:48 UTC)
Expired
Feb 15, 2016, 4:45 PM CST
In force
57 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Greene County, AL, Hale County, AL, Marengo County, AL, Sumter County, AL

The radar

The Birmingham radar (KBMX), 137 km from the middle of the area, began a volume at 21:47 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
Feb 15, 3:55 PM CSTTSTM WND DMG6 Ne Cuba, ALTREE DOWN ON A HOME ON CONTI ST IN YORK

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
Feb 15, 12:02 PM CSTTornado WatchSPC9 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.8 hours before the alert went out and 137 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, Birmingham, AL at 12:00Z on 2016-02-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Birmingham, AL at 12:00Z on 2016-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 485 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1152 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
485 m²/s²
0-3 km storm-relative helicity
523 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

666 
WUUS54 KBMX 152148
SVRBMX
ALC063-065-091-119-152245-
/O.NEW.KBMX.SV.W.0001.160215T2148Z-160215T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
348 PM CST MON FEB 15 2016

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SUMTER COUNTY IN WEST CENTRAL ALABAMA...
  SOUTHERN GREENE COUNTY IN WEST CENTRAL ALABAMA...
  HALE COUNTY IN WEST CENTRAL ALABAMA...
  MARENGO COUNTY IN SOUTHWESTERN ALABAMA...

* UNTIL 445 PM CST

* AT 348 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR EMELLE TO 6 MILES NORTHEAST OF TOXEY...MOVING
  EAST AT 55 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  DEMOPOLIS...LIVINGSTON...EUTAW...YORK...GREENSBORO...LINDEN...
  CUBA...JEFFERSON...FORKLAND...THOMASTON...AKRON...BOLIGEE...SWEET
  WATER...GAINESVILLE...EPES...NEWBERN...MYRTLEWOOD...FAUNSDALE...
  EMELLE AND DAYTON.

THIS INCLUDES INTERSTATE 20 BETWEEN MILE MARKERS 1 AND 40.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3283 8836 3298 8742 3266 8747 3265 8753
      3231 8752 3227 8747 3225 8752 3213 8752
      3213 8762 3201 8762 3200 8811 3205 8812
      3208 8804 3217 8801 3228 8802 3230 8794
      3228 8794 3231 8793 3231 8842
TIME...MOT...LOC 2148Z 264DEG 46KT 3270 8834 3196 8822 

HAIL...<.75IN
WIND...60MPH
 
$$

87/GRANTHAM
2 follow-up statements
970 
WWUS54 KBMX 152212
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
412 PM CST MON FEB 15 2016

ALC063-065-091-119-152245-
/O.CON.KBMX.SV.W.0001.000000T0000Z-160215T2245Z/
SUMTER AL-GREENE AL-HALE AL-MARENGO AL-
412 PM CST MON FEB 15 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CST
FOR EASTERN SUMTER...SOUTHEASTERN GREENE...HALE AND MARENGO
COUNTIES...

AT 412 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR EUTAW TO NEAR CHICKASAW STATE PARK TO NEAR DIXONS
MILL...MOVING EAST AT 90 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
DEMOPOLIS...EUTAW...GREENSBORO...LINDEN...FORKLAND...THOMASTON...
AKRON...BOLIGEE...SWEET WATER...NEWBERN...FAUNSDALE...DAYTON...DUFFYS
BEND...THORNHILL...ALLISON...WALDEN QUARTERS...MAGNOLIA...SURGINER...
CHICKASAW STATE PARK AND EVANSVILLE.

THIS INCLUDES INTERSTATE 20 BETWEEN MILE MARKERS 32 AND 40.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3290 8789 3297 8742 3284 8744 3283 8747
      3266 8747 3265 8753 3231 8752 3227 8747
      3225 8752 3213 8752 3213 8762 3201 8762
      3200 8790 3231 8787 3288 8807
TIME...MOT...LOC 2212Z 252DEG 77KT 3284 8794 3244 8776 3200 8782 

HAIL...<.75IN
WIND...60MPH
 
$$

87/GRANTHAM
116 
WWUS54 KBMX 152233
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
433 PM CST MON FEB 15 2016

ALC119-152242-
/O.CAN.KBMX.SV.W.0001.000000T0000Z-160215T2245Z/
SUMTER AL-
433 PM CST MON FEB 15 2016

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN SUMTER 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 900 PM CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3252 8788 3252 8784 3258 8788 3261 8788
      3260 8784 3261 8784 3262 8789 3290 8790
      3297 8742 3284 8744 3283 8747 3266 8747
      3265 8753 3231 8752 3227 8747 3225 8752
      3213 8752 3213 8762 3201 8762 3200 8790
TIME...MOT...LOC 2232Z 253DEG 38KT 3286 8766 3256 8766 3213 8775 

$$

ALC063-065-091-152245-
/O.CON.KBMX.SV.W.0001.000000T0000Z-160215T2245Z/
GREENE AL-HALE AL-MARENGO AL-
433 PM CST MON FEB 15 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CST
FOR SOUTHEASTERN GREENE...HALE AND MARENGO COUNTIES...

AT 432 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR AKRON TO 6 MILES EAST OF ARCOLA TO NEAR MILLER...
MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
DEMOPOLIS...EUTAW...GREENSBORO...LINDEN...FORKLAND...THOMASTON...
AKRON...SWEET WATER...NEWBERN...FAUNSDALE...DAYTON...DIXONS MILL...
PIN HOOK...DUFFYS BEND...WAYNE...WEDGEWORTH...GREENSBORO MUNICIPAL
AIRPORT...WALDEN QUARTERS...FREDDIE JONES FIELD AND SAWYERVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3252 8788 3252 8784 3258 8788 3261 8788
      3260 8784 3261 8784 3262 8789 3290 8790
      3297 8742 3284 8744 3283 8747 3266 8747
      3265 8753 3231 8752 3227 8747 3225 8752
      3213 8752 3213 8762 3201 8762 3200 8790
TIME...MOT...LOC 2232Z 253DEG 38KT 3286 8766 3256 8766 3213 8775 

HAIL...<.75IN
WIND...60MPH
 
$$

87/GRANTHAM

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 12:55 PM CSTSpecial Weather StatementBMXGreene35 min
Feb 15, 3:19 PM CSTSpecial Weather StatementBMXMontgomery56 min
Feb 15, 4:05 PM CSTTornado WarningBMXElmore, Macon, Montgomery25 min
Feb 15, 4:27 PM CSTSevere Thunderstorm WarningBMXBibb, Dallas, Perry43 min
Feb 15, 4:50 PM CSTAreal Flood AdvisoryBMXWalker3 hr
Feb 15, 4:57 PM CSTSevere Thunderstorm WarningBMXMontgomery48 min
Feb 15, 5:50 PM CSTSevere Thunderstorm WarningBMXBullock, Macon, Montgomery, Pike55 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2016Every severe thunderstorm warning in 2016

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.