Alert archive / Alabama / Tornado Warnings in 2015

Tornado Warning 8, NWS Birmingham, AL

January 4, 2015Pike County, Alabama

NWS Birmingham, AL issued this tornado warning at Jan 4, 2015, 3:37 AM CST for Pike County, Alabama. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 4, 2015, 3:37 AM CST (09:37 UTC)
Expired
Jan 4, 2015, 4:01 AM CST
In force
24 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon

County Pike County, AL

The radar

The Ft Rucker radar (KEOX), 66 km from the middle of the area, began a volume at 09:37 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 nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 9.6 hours before the alert went out and 165 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 00:00Z on 2015-01-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 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, Birmingham, AL at 00:00Z on 2015-01-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.19395878Sfc1 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
14 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
598 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

516 
WFUS54 KBMX 040937
TORBMX
ALC109-041015-
/O.NEW.KBMX.TO.W.0008.150104T0937Z-150104T1015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
337 AM CST SUN JAN 4 2015

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN PIKE COUNTY IN SOUTHEAST ALABAMA...

* UNTIL 415 AM CST

* AT 335 AM CST...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR GOSHEN...AND MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  TROY...TROY UNIVERSITY...TROY MUNICIPAL AIRPORT...LINWOOD AND
  SANDFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR
THE TORNADO. TAKE COVER NOW.

&&

TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758 OR TWEET YOUR REPORT USING HASHTAG ALWX

LAT...LON 3168 8615 3178 8615 3179 8618 3180 8619
      3203 8590 3199 8590 3197 8588 3197 8579
      3188 8579 3188 8572
TIME...MOT...LOC 0937Z 229DEG 39KT 3175 8615

$$
3 follow-up statements
112 
WWUS54 KBMX 040946
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
346 AM CST SUN JAN 4 2015

ALC109-041015-
/O.CON.KBMX.TO.W.0008.000000T0000Z-150104T1015Z/
PIKE AL-
346 AM CST SUN JAN 4 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN PIKE COUNTY 
UNTIL 415 AM CST...

AT 342 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED 5 MILES NORTH OF GOSHEN...MOVING
NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  TROY MUNICIPAL AIRPORT AND LINWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR
THE TORNADO. TAKE COVER NOW.

&&

TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.

LAT...LON 3176 8609 3181 8615 3189 8608 3203 8590
      3199 8590 3197 8588 3197 8579 3192 8579
TIME...MOT...LOC 0946Z 227DEG 39KT 3182 8607

$$
988 
WWUS54 KBMX 040955
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
355 AM CST SUN JAN 4 2015

ALC109-041015-
/O.CON.KBMX.TO.W.0008.000000T0000Z-150104T1015Z/
PIKE AL-
355 AM CST SUN JAN 4 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN PIKE COUNTY UNTIL
415 AM CST...

AT 353 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR TROY MUNICIPAL AIRPORT...OR
NEAR TROY...MOVING NORTHEAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  LINWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR
THE TORNADO. TAKE COVER NOW.

&&

TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.

LAT...LON 3181 8600 3184 8606 3189 8608 3203 8590
      3199 8590 3197 8588 3197 8579 3192 8579
TIME...MOT...LOC 0955Z 228DEG 35KT 3187 8601

$$
945 
WWUS54 KBMX 041001
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
401 AM CST SUN JAN 4 2015

ALC109-041011-
/O.CAN.KBMX.TO.W.0008.000000T0000Z-150104T1015Z/
PIKE AL-
401 AM CST SUN JAN 4 2015

...THE TORNADO WARNING FOR NORTHERN PIKE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED.

TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.

LAT...LON 3181 8600 3184 8606 3189 8608 3203 8590
      3199 8590 3197 8588 3197 8579 3192 8579
TIME...MOT...LOC 1001Z 227DEG 39KT 3193 8593

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 3, 6:02 PM CSTSevere Thunderstorm WarningBMXGreene, Hale43 min
Jan 3, 6:11 PM CSTFlash Flood WarningBMXGreene, Pickens, Sumter3 hr
Jan 3, 6:31 PM CSTAreal Flood AdvisoryBMXFayette, Hale, Marion, Tuscaloosa, Walker3 hr
Jan 3, 6:53 PM CSTAreal Flood AdvisoryBMXBibb, Blount, Fayette, Hale, Jefferson, Perry and 3 more3 hr
Jan 3, 7:10 PM CSTSpecial Weather StatementBMXBibb, Blount, Etowah, St. Clair, Shelby50 min
Jan 3, 7:58 PM CSTSpecial Weather StatementBMXCalhoun, Cherokee, Chilton, Etowah, Talladega47 min
Jan 3, 8:15 PM CSTSpecial Weather StatementBMXLowndes45 min
Jan 3, 8:24 PM CSTSevere Thunderstorm WarningBMXLowndes29 min
Jan 3, 8:44 PM CSTSevere Thunderstorm WarningBMXAutauga, Montgomery21 min
Jan 3, 8:48 PM CSTTornado WarningBMXAutauga, Montgomery16 min
Jan 3, 9:08 PM CSTAreal Flood AdvisoryBMXGreene, Lamar, Pickens, Sumter3 hr
Jan 3, 9:18 PM CSTSpecial Weather StatementBMXElmore42 min
Jan 3, 9:20 PM CSTRiver Flood WarningBMXSumter5 days
Jan 3, 9:39 PM CSTAreal Flood WarningBMXGreene, Lamar, Marengo, Pickens, Sumter3 hr
Jan 3, 9:48 PM CSTAreal Flood WarningBMXFayette, Hale, Marion, Tuscaloosa3 hr
Jan 3, 11:00 PM CSTAreal Flood WarningBMXBibb, Chilton, Dallas, Jefferson, Perry, Shelby and 2 more3 hr
Jan 4, 1:40 AM CSTAreal Flood AdvisoryBMXFayette, Greene, Hale, Lamar, Marengo, Pickens and 2 more3 hr
Jan 4, 2:00 AM CSTAreal Flood AdvisoryBMXBibb, Chilton, Jefferson, Perry, Shelby, Walker3 hr
Jan 4, 2:56 AM CSTSpecial Weather StatementBMXChambers, Elmore, Macon, Montgomery, Tallapoosa64 min
Jan 4, 6:18 AM CSTRiver Flood WarningBMXGreene, Hale, Marengo, Tuscaloosa38 hr
Jan 4, 6:18 AM CSTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter, Tuscaloosa71 hr
Jan 4, 8:05 AM CSTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter63 hr
Jan 4, 8:05 AM CSTRiver Flood WarningBMXBibb, Jefferson, Shelby25 hr
Jan 4, 8:05 AM CSTRiver Flood WarningBMXBibb, Dallas, Perry35 hr
Jan 4, 1:27 PM CSTRiver Flood WarningBMXChilton, Coosa, Elmore, Shelby, Talladega21 hr
Jan 4, 1:32 PM CSTRiver Flood WarningBMXJefferson, Tuscaloosa, Walker41 hr

Nearby

Tornado Warnings in Alabama, 2015Every tornado warning in 2015Tornadoes in 2015

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.