Alert archive / Alabama / Tornado Warnings in 1999

Tornado Warning 21, NWS Birmingham, AL

January 22, 1999Jefferson County, Alabama

NWS Birmingham, AL issued this tornado warning at Jan 22, 1999, 5:23 PM CST for Jefferson County, Alabama. It was in force for 62 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jan 22, 1999, 5:23 PM CST (23:23 UTC)
Expired: Jan 22, 1999, 6:25 PM CST
In force: 62 min
Issued by: NWS Birmingham, AL
Area: Whole counties

County Jefferson County, AL

What was reported inside it

Time	Report	Where	Remark
Jan 22, 5:47 PM CST	Thunderstorm Wind 55	Ensley, AL	Trees and power lines reported down in Ensley.
Jan 22, 6:20 PM CST	Hail 1	Graysville, AL	Quarter size hail was reported in Graysville.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jan 22, 12:45 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.4 hours before the alert went out and 43 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 605 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 239 m²/s²
0-3 km storm-relative helicity: 294 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.

000 
TTAA00 KBHM 222325 RRB
TORBHM
ALC073-230025-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
523 PM CST FRI JAN 22 1999

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  JEFFERSON COUNTY... IN CENTRAL ALABAMA

* UNTIL 625 PM CST

* AT 521 PM CST... A TORNADO WAS DETECTED...BY NATIONAL WEATHER
  SERVICE DOPPLER RADAR...MOVING OUT OF TUSCALOOSA COUNTY INTO WESTERN
SECTIONS OF JEFFERSON COUNTY


* TORNADO WILL BE NEAR...OAK GROVE NEAR 5:40...GRAYSVILLE NEAR 5:50
AND SAYRE NEAR 6 PM.

IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR ROOM
AWAY FROM WINDOWS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 22, 1:12 PM CST	Tornado Warning	BMX	Colbert, Lauderdale	48 min
Jan 22, 2:04 PM CST	Severe Thunderstorm Warning	BMX	Lamar, Pickens	61 min
Jan 22, 2:37 PM CST	Severe Thunderstorm Warning	BMX	Marion	63 min
Jan 22, 2:45 PM CST	Severe Thunderstorm Warning	BMX	Fayette	60 min
Jan 22, 2:51 PM CST	Tornado Warning	BMX	Fayette, Lamar	49 min
Jan 22, 2:55 PM CST	Tornado Warning	BMX	Franklin, Marion	65 min
Jan 22, 3:11 PM CST	Severe Thunderstorm Warning	BMX	Sumter	49 min
Jan 22, 3:15 PM CST	Tornado Warning	BMX	Walker	50 min
Jan 22, 3:21 PM CST	Tornado Warning	BMX	Colbert	49 min
Jan 22, 3:26 PM CST	Tornado Warning	BMX	Lauderdale	49 min
Jan 22, 3:29 PM CST	Severe Thunderstorm Warning	BMX	Pickens	61 min
Jan 22, 3:32 PM CST	Tornado Warning	BMX	Winston	48 min
Jan 22, 4:06 PM CST	Tornado Warning	BMX	Pickens	49 min
Jan 22, 4:06 PM CST	Tornado Warning	BMX	Lawrence	64 min
Jan 22, 4:14 PM CST	Flash Flood Warning	BMX	Winston	3 hr
Jan 22, 4:15 PM CST	Tornado Warning	BMX	Winston	45 min
Jan 22, 4:17 PM CST	Tornado Warning	BMX	Morgan	48 min
Jan 22, 4:24 PM CST	Tornado Warning	BMX	Fayette	66 min
Jan 22, 4:28 PM CST	Tornado Warning	BMX	Limestone	47 min
Jan 22, 4:49 PM CST	Tornado Warning	BMX	Marion, Walker	36 min
Jan 22, 4:51 PM CST	Tornado Warning	BMX	Winston	49 min
Jan 22, 4:58 PM CST	Tornado Warning	BMX	Morgan	47 min
Jan 22, 5:03 PM CST	Tornado Warning	BMX	Limestone	32 min
Jan 22, 5:03 PM CST	Tornado Warning	BMX	Madison	62 min
Jan 22, 5:05 PM CST	Severe Thunderstorm Warning	BMX	Tuscaloosa	65 min
Jan 22, 5:20 PM CST	Tornado Warning	BMX	Tuscaloosa	35 min
Jan 22, 5:23 PM CST	Tornado Warning	BMX	Lawrence	47 min
Jan 22, 5:27 PM CST	Tornado Warning	BMX	Colbert, Lauderdale	48 min
Jan 22, 5:55 PM CST	Tornado Warning	BMX	Limestone, Morgan	65 min

Nearby

Tornado Warnings in Alabama, 1999 Every tornado warning in 1999 Tornadoes in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.