Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 1, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jan 5, 1997, 6:16 AM CST for Geneva County, Alabama. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 5, 1997, 6:16 AM CST (12:16 UTC)
- Expired
- Jan 5, 1997, 7:15 AM CST
- In force
- 59 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
County Geneva County, AL
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 0.3 hours before the alert went out and 166 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.
- Mixed-layer CAPE
- 917 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 541 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTLH 051217 SVRTLH ALC061-051315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 716 AM EST (616 AM CST) SUN JAN 5 1997 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 AM EST (715 AM CST) FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST ALABAMA ...GENEVA COUNTY AT 615 AM CST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTHWEST OF SAMSON. THIS STORM WAS MOVING EAST AT 40 MPH AND WILL AFFECT GENEVA...HARTFORD AND SLOCOMB. WIND GUSTS TO 60 MPH CAN BE EXPECTED WITH THIS STORM. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE ALL POSSIBLE IN A SEVERE THUNDERSTORM. SEEK SHELTER IN A STRONG BUILDING. STAY AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES. A MOBILE HOME IS NOT A SAFE REFUGE FROM A SEVERE THUNDERSTORM...MOVE TO A MORE SUBSTANTIAL BUILDING. j
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jan 5, 2:10 AM CST, 4 hours 6 minutes earlier.
Area forecast discussion, Jan 5, 2:10 AM CST, 4 hours 6 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TALLAHASSEE FL 310 AM EST SUN JAN 5 1997 MDLS IN GEN AGRMT IN TAKING SFC LOW WHICH IS CRNTLY OVR WRN GRT LAKES REGION TO SERN CANADA DRG NXT 48 HRS. COLD FNT ASSOC WITH LOW CUTS ACRS WRN TN INTO NW MS AND INTO SE TX. MDLS PROG NRN SECTIONS OF FNT TO MOVE RAPIDLY EAST...WHILE SRN PRTN OF FNT LAGS BEHIND WITH FNT MOVING INTO CWA LATE TNGT AND INTO THE EARLY MORNING HRS ON MON. SATELLITE IMAGERY ALREADY SUPPORTS THIS...SINCE LINE OF SVR TSTMS IN NRN AL AND GA RACING E/NE ATTM WHILE FNTL BNDRY FARTHER S IS STILL ACRS CNTRL LA AND SE TX. AS FNT MOVES INTO FA ORIENTATION OF FNT BECOMES MORE E-W. NO SVR WX EXPECTED WITH SYSTEM...AS INDICATED ON 940 SINCE DYNAMICS ARE PROGD TO BE TO FAR N. 88D'S HAVE BEGUN TO DETECT ISOLATED SHWRS OVR SW AND S CNTRL AL ATTM AND MOVG NE. IN ADDITION LAST SATELLITE PICS SHOW CONVECTION JUST STARTING TO FIRE UP ACRS SRN MS. AS FNT MOVES TOWARDS CWA TDY MOISTR TRNSPRT...FLUX CONVRGNC...AND INSTABILITY ALL ON THE INCRS. GRIDDED DATA TIME SECTIONS FROM BOTH ETA/NGM SHOW THE BEST TIME FOR INGREDIENTS COMING TOGETHER TO SUPPORT CONVECTION WOULD BE AT AROUND 18Z AND CONTINUING INTO THE EVENING HRS FOR THE ERN PRTNS OF CWA. THNK 40-50 PCNT POPS SEEM REASONABLE TDY FOR NRN PRTNS OF FA (SE AL AND NRN SECTIONS OF GA ZONES)...AND 40 PCNT POPS ACRS THE FL PNHNDL...BIG BEND AND SW AND S CNTRL GA. THNK SLGT CHANCE OF SHWRS FOR THIS EVENING ACRS ERN BIG BEND AND S CNTRL GA ALSO LOOKS GOOD. FWC TEMPS LOOK MORE REASONABLE THAN AVN TEMPS...AT LEAST FOR NRN PARTS OF FA.
Nearby
Severe Thunderstorm Warnings in Alabama, 1997Every severe thunderstorm warning in 1997
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.