Alert archive / Georgia / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 59, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Mar 19, 2003, 6:22 PM EST for Jeff Davis County, Georgia. It was in force for 38 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
- Mar 19, 2003, 6:22 PM EST (23:22 UTC)
- Expired
- Mar 19, 2003, 7:00 PM EST
- In force
- 38 min
- Issued by
- NWS Jacksonville, FL
- Area
- Counties, with a storm outline in the text
County Jeff Davis County, GA
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 19, 5:50 PM EST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 11.4 hours before the alert went out and 172 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
- 467 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 640 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 262 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
528 WUUS52 KJAX 192322 SVRJAX GAC161-200000- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSONVILLE FL 621 PM EST WED MAR 19 2003 THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... JEFF DAVIS COUNTY IN SOUTHEAST GEORGIA * UNTIL 700 PM EST * AT 621 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL 6 MILES SOUTHWEST OF SNIPESVILLE...OR ABOUT 6 MILES NORTHEAST OF BROXTON...MOVING NORTHEAST AT 20 MPH. LARGE HAIL IS POSSIBLE ALONG WITH DAMAGING WINDS. * SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 700 PM EST... SNIPESVILLE AND DENTON... LAT...LON 3185 8266 3168 8271 3168 8282 3176 8282 $$ ZIBURA
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 Jacksonville, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 19, 3:00 PM EST, 3 hours 22 minutes earlier.
Area forecast discussion, Mar 19, 3:00 PM EST, 3 hours 22 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 300 PM EST WED MAR 19 2003 CURRENTLY...WV IMAGERY CONTINUES SHOWS DRY AIR ALOFT WITH UPR RIDGE AXIS ALONG THE EASTERN SEABOARD. CLOSED UPR LOW CONTINUES TO SPIN OVER THE PLAINS. AT THE SFC A WEAK BARELY NOTICIBLE BOUNDARY IS LINGERING ACRS THE CWA AND LOOKS TO RESIDE N OF JAX BUT S OF SSI PER WIND & DEW PT ANALYSIS. MOSAIC RADAR SHOWS ECSB ADVANCING INLAND WITH A FEW SHRA NOTED OVER THE AREA. A BREEZY DAY ACRS WITH TEMPS WARMING INTO THE LOWER 80S INLAND AND MID 70S COAST. DEW PTS ARE SUMMERLIKE...IN THE LOWER 70S. WILL INCLUDE CHC OF TSRA MAINLY FOR THE EVE HOURS ACRS FL AS THE LOWER LVLS ARE VERY UNSTABLE AND DUE TO THE PRESENCE OF THE PREVIOUSLY MENTIONED BOUNDARIES. WILL CONTINUE WITH CHC POPS OVERNIGHT FOR GA AS THIS IS AREA IS CLOSEST TO ENERGY ADVANCING DOWNSTREAM FROM THE STRONG STORM APPROACHING THE UPR MS VALLEY. SHORT TERM FORECAST...A VERY UNSTABLE AIRMASS WITH AFTN CAPES APPROACHING 2000-2800 J/KG AND LI/S OF -4 TO -6 WILL PERSIST THRU FRI AS THE CWA REMAINS IN THE WARM SECTOR OF THE APPROACHING COLD FRONT EXTENDING FROM THE AFOREMENTIONED SFC LOW. MODELS ARE IN GOOD AGREEMENT WRT TO THE TIMING AND THE DYNAMICS ASSOCIATED WITH THIS FRONT...BRINGING A SERIES OF UPR LVL PRE-FRONTAL IMPULSES OVER THE AREA FROM THE GOMEX AND AN 850MB JET OF NEAR 35 TO 40 KTS THRU EARLY FRI. BY 18Z FRI...THE COLD FRONT EXTENDS FROM KSSI TO KGNV...THEN CONTINUES A SSE PROGRESSION THRU THE CWA FRI NIGHT. WILL CONTINUE WITH SCT POPS ACRS THE FA THROUGH FRI...WITH THE HIGHEST POPS IN GA AND THE SUWANNEE VALLEY AREA. EHI/S ARE VERY IMPRESSIVE PER THE MESOETA THRU THE PERIOD WITH THE HIGHEST VALUES OF 2.0-2.9 ALONG THE EAST COAST FROM KSSI TO KSGJ THU AFTN. ALTHOUGH MEAN LAYER MOISTURE WILL BE LIMITED THU AS UPR LVL RIDGE AXIS EXIST THE EASTERN SEABOARD...BELIEVE WHEN SCT STORMS DO POP...THE GREATEST CONCERNS WILL BE STRONG WINDS. FRONT CONTINUES TO SAG ACRS CENTRAL FL SAT AS HIGH PRESS BUILDS INTO THE REGION FROM THE W. EXTENDED...GFS CONTINUES TO KEEP BULK OF MOISTURE ALONG THE LINGERING FRONTAL BOUNDARY OVER S FL LATE SUN INTO MON AS SFC HIGH PRESS BUILDS INTO THE N GULF COAST REGION. THE HIGH IS SHOWN TO SUPPRESS MOST PRECIP S OF THE CWA...BUT WITH A DECENT MID LVL TROUGH DIGGING INTO THE AREA WILL CONTINUE WITH SLIGHT CHC/LOW CHC POPS LATE SUN INTO MON. TUE WILL INCLUDE A SLIGHT CHC OF COASTAL SHRA AS SFC HIGH BUILDS N OF THE AREA. FLOW VEERS SE WED IN ADVANCE OF NEXT FRONTAL SYSTEM APPROACHING FROM THE W. TEMPS GENERALLY AOA CLIMO WITH HIGHS IN THE MID TO UPR 70S AND LOWS IN THE LWR 50S. MARINE...SCEC ACRS THE GA WATERS FOR TONIGHT. STILL BELIEVE SCA POSSIBLE THU WITH TIGHTENING PGRAD AHEAD OF APPROACHING COLD FRONT. FIRE WX...NO CONCERNS. CCF... FCSTID = 24 AMG 65 82 65 78 / 30 50 50 60 SSI 66 74 68 76 / 30 40 40 50 JAX 67 81 67 80 / 30 40 40 50 SGJ 69 79 69 79 / 30 30 30 40 GNV 68 86 67 82 / 30 30 40 50 OCF 69 86 67 82 / 30 30 30 50 .JAX... FL...NONE. GA...NONE. PUBLIC...BROYLES MARINE/FIRE WX...CARROLL
Hazardous weather outlook, Mar 19, 11:45 AM EST, 6 hours 37 minutes before
FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-192300- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 1145 AM EST WED MAR 19 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...THIS AFTERNOON AND TONIGHT... ...RIVER FLOODING CONTINUES ACROSS THE AREA... ...A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING... AREA RIVERS WILL CONTINUE ABOVE FLOOD STAGE. PLEASE REFER TO THE LATEST RIVER FLOOD WARNINGS AND STATEMENTS FOR MORE INFORMATION. WARM MOIST UNSTABLE AIR...IN COMBINATION WITH A SEABREEZE AND AN OLD FRONTAL BOUNDARY TO PRODUCE ISOLATED STRONG THUNDERSTORMS DURING THE AFTERNOON AND EVENING HOURS. A FEW OF THESE STORMS COULD BECOME SEVERE WITH DAMAGING WINDS AND HAIL. NO OTHER HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY... THE POTENTIAL FOR SCATTERED STRONG AND ISOLATED SEVERE THUNDERSTORMS EXISTS THROUGH FRIDAY ACROSS THE FORECAST AREA. LOCALIZED HEAVY RAINFALL IS ALSO POSSIBLE. AREA RIVERS WILL LIKELY CONTINUE NEAR OR ABOVE FLOOD STAGE THROUGH THE PERIOD. NO OTHER HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... STORM SPOTTERS ARE REQUESTED TO SELF-ACTIVATE IN THEIR AREA IF WARNINGS ARE ISSUED. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WWW.SRH.NOAA.GOV/JAX. CARROLL
In the hours before
Special weather statement, Mar 19, 5:16 PM EST, 1 hour 6 minutes before
FLZ037-192300- SIGNIFICANT WEATHER ALERT NATIONAL WEATHER SERVICE JACKSONVILLE FL 516 PM EST WED MAR 19 2003 A STRONG THUNDERSTORM NEAR OVER FLORAHOME...CARRAWAY...AND HOLLISTER WILL MOVE NORTHEAST PRODUCING HEAVY RAIN AND GUSTY WINDS UP TO 50 MPH WITH POSSIBLE MINOR WIND DAMAGE...AND FREQUENT LIGHTNING. SMALL HAIL MAY ALSO OCCUR. MZ
Special weather statement, Mar 19, 5:16 PM EST, 1 hour 6 minutes before
FLZ037-192300- SIGNIFICANT WEATHER ALERT NATIONAL WEATHER SERVICE JACKSONVILLE FL 516 PM EST WED MAR 19 2003 A STRONG THUNDERSTORM NEAR FLORAHOME...CARRAWAY...AND HOLLISTER WILL MOVE NORTHEAST PRODUCING HEAVY RAIN AND GUSTY WINDS UP TO 50 MPH WITH POSSIBLE MINOR WIND DAMAGE...AND FREQUENT LIGHTNING. SMALL HAIL MAY ALSO OCCUR. MZ
Special weather statement, Mar 19, 5:29 PM EST, 53 minutes before
GAZ132-192315- SIGNIFICANT WEATHER ALERT NATIONAL WEATHER SERVICE JACKSONVILLE FL 529 PM EST WED MAR 19 2003 A STRONG THUNDERSTORM IS LOCATED NEAR AMBROSE. STRONG WINDS UP TO 50 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR WIND DAMAGE. HEAVY RAIN AND FREQUENT LIGHTNING WILL OCCUR WITH HAIL POSSIBLE. MOVEMENT IS TO THE NORTHEAST AT 30 MPH. AREAS AFFECTED WILL INCLUDE AMBROSE TO PRIDGEN. MZ
Special weather statement, Mar 19, 5:32 PM EST, 50 minutes before
FLZ032-033-037-192315- SIGNIFICANT WEATHER ALERT NATIONAL WEATHER SERVICE JACKSONVILLE FL 532 PM EST WED MAR 19 2003 ...STRONG THUNDERSTORMS WILL IMPACT CLAY...PUTNAM...AND ST JOHNS COUNTIES THROUGH 615 PM... AT 532 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS CENTERED 3 MILES EAST OF FLORAHOME... OR ABOUT 9 MILES NORTH OF INTERLACHEN...MOVING NORTHEAST AT 20 MPH. THIS CLUSTER OF STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND FLORAHOME...CARRAWAY...BOSTWICK...PENNEY FARMS AND GREEN COVE SPRINGS THROUGH 615 PM EST. ADDITIONAL STORMS WILL BE OVER SOUTHERN ST JOHNS COUNTY AND NEAR THE COAST. HAIL UP TO ONE HALF INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. SHASHY
Special weather statement, Mar 19, 6:13 PM EST, 9 minutes before
GAZ133-192345- SIGNIFICANT WEATHER ALERT NATIONAL WEATHER SERVICE JACKSONVILLE FL 613 PM EST WED MAR 19 2003 HEAVY RAIN...HAIL...VERY STRONG WINDS...AND FREQUENT LIGHTNING CAN BE EXPECTED IN THE SNIPESVILLE AND DENTON AREAS THROUGH 7 PM. STAY TUNED FOR LATER STATEMENTS AND WARNINGS. MZ
Special weather statement, Mar 19, 6:21 PM EST, 1 minute before
FLZ025-032-033-200000- SIGNIFICANT WEATHER ALERT NATIONAL WEATHER SERVICE JACKSONVILLE FL 621 PM EST WED MAR 19 2003 ...STRONG THUNDERSTORMS WILL IMPACT ST JOHNS COUNTY AND SOUTHERN DUVAL COUNTY THROUGH 7 PM... AT 621 PM EST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED OVER SWITZERLAND...OR ABOUT 3 MILES SOUTH OF FRUIT COVE...MOVING NORTH AT 20 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND SWITZERLAND...FRUIT COVE...ORANGE PARK...MANDARIN...BAYARD...AND UNF THROUGH 700 PM EST. HAIL UP TO ONE HALF INCH IN DIAMETER AND WIND GUSTS TO 45 TO 50 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. SHASHY
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 5:46 PM EST | Severe Thunderstorm Warning | JAX | Coffee | 44 min |
| Mar 19, 6:07 PM EST | Tornado Warning | JAX | Coffee | 38 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2003Every severe thunderstorm warning in 2003
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.