Alert archive / Georgia / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 201, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 11, 2008, 5:17 PM EDT for 5 counties in 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 counties it named.
The facts
- Issued
- Jun 11, 2008, 5:17 PM EDT (21:17 UTC)
- Expired
- Jun 11, 2008, 5:55 PM EDT
- In force
- 38 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
Counties Appling County, GA, Bacon County, GA, Brantley County, GA, Pierce County, GA, Wayne County, GA
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.3 hours before the alert went out and 236 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
- 1800 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 658 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jun 11, 2:42 PM EDT, 2 hours 35 minutes earlier.
Area forecast discussion, Jun 11, 2:42 PM EDT, 2 hours 35 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 242 PM EDT WED JUN 11 2008 .SHORT TERM...MID LAYER TROUGH IS LOCATED ACROSS NORTH FL WHILE THE UPPER LEVEL LOW IS SITUATED OFFSHORE OF NE FL. SURFACE ANALYSIS PLACES A WEAK FRONT AND BROAD AREA OF LOW PRESSURE OVER CENTRAL GA. THE FIRST CONVECTION FIRED BENEATH THE MID LEVEL TROUGH AND CONTINUES TO EXPAND IN THIS REGION. STORMS ARE MOVING SLOWLY DUE TO A WEAK STEERING FLOW. ALSO DUE TO LESS ATMOSPHERIC SHEAR THE THREAT OF HAIL IS NOT AS GREAT TODAY AS IT WAS TUES. THE UPPER LOW IS PROGGED TO DRIFT FARTHER OFFSHORE BUT CONTINUE TO MEANDER AROUND THE SOUTHWESTERN ATLANTIC THRU THE END OF THE WEEK. A MEAN LAYER (1000-500 MB) TROUGH WILL STRETCH ACROSS THE REGION TO THE BAHAMAS BY THURSDAY MORNING THEN SLOWLY RETROGRADE ACRS THE FL PENINSULA THRU FRIDAY. COMBINE THE DEEP LAYER TROUGH WITH SEA BREEZES AND SCT TO NUMEROUS TSTMS WILL OCCUR AGAIN DURING EACH AFTERNOON. COVERAGE WILL BE AREA WIDE THURSDAY AND BY FRIDAY THE BEST CHANCE WILL BE NEAR THE I-75 CORRIDOR. EXPECT PARTLY TO MOSTLY CLOUDY SKIES THU-FRI THEN PARTIAL CLEARING FRIDAY NIGHT AS MEAN LAYER RIDGE REPLACES THE TROUGH. TEMPS WILL HOVER NEAR CLIMO THRU THE WEEK. .LONG TERM...SATURDAY THROUGH WEDNESDAY... A WEAK RIDGE IS EXPECTED TO BE OVER THE AREA SATURDAY BUT WILL BE NUDGED INTO THE ATLANTIC AS A SERIES OF SHORT WAVE TROUGHS PUSH THRU THE LOCAL AREA EARLY NEXT WEEK. LATEST GFS SHOWS A LOW IN THE ERN GULF OF MEXICO SUNDAY AND MOVES IT OVER FL MON/TUE AND THESE FEATURES WILL INCREASE RAIN CHANCES ESPECIALLY OVER THE SOUTH PORTION. A FINAL SHORT WAVE WOULD USHER A COLD FRONT INTO THE AREA BY WED BUT LACK CONFIDENCE IN THIS SCENARIO. THERE ARE ENOUGH SIMILARITIES TO PREVIOUS MODEL RUN AND HAVE MADE NO ADJUSTMENTS TO THE GRIDS AT THIS TIME. && .AVIATION...HAVE INCLUDED TS AT ALL SITES THROUGH THIS EVENING WITH EXTENDED TEMPO TS AT GNV THROUGH 0Z. MVFR POSSIBLE NEAR SUNRISE WHERE PRECIP FALLS TODAY...ESPECIALLY AT GNV WHERE +TSRA IS ALREADY OCCURRING. && .MARINE...NO HEADLINES. LIGHT SSE WINDS 10-15 KTS AND SEAS 2-3 WILL CONTINUE THROUGH SAT. SAT NIGHT A WEAK FRONT WILL APPROACH THE AREA AND THIS BOUNDARY WILL LIKELY STALL OR BECOME DIFFUSE OVER THE WATERS EARLY NEXT WEEK WHICH WILL LIKELY BRING A LIGHT AND VRB WIND PATTERN MON. && .PRELIMINARY POINT TEMPS/POPS... AMG 72 91 69 91 / 30 50 20 30 SSI 74 87 75 87 / 20 40 10 20 JAX 70 88 70 89 / 20 50 20 30 SGJ 71 85 72 85 / 20 50 20 30 GNV 69 90 69 90 / 40 60 30 50 OCF 70 89 69 90 / 40 60 30 60 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && TRABERT/ENYEDI/KERNS
Hazardous weather outlook, Jun 11, 1:16 PM EDT, 4 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 116 PM EDT WED JUN 11 2008 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-121000- ALACHUA-APPLING-ATKINSON-BACON-BAKER-BRADFORD-BRANTLEY- CAMDEN (COASTAL)-CAMDEN (INLAND)-CHARLTON-CLAY-CLINCH-COFFEE- COLUMBIA-DUVAL-ECHOLS-FLAGLER-GILCHRIST-GLYNN (COASTAL)- GLYNN (INLAND)-HAMILTON-JEFF DAVIS-MARION-NASSAU-PIERCE-PUTNAM- ST JOHNS-SUWANNEE-UNION-WARE-WAYNE- 116 PM EDT WED JUN 11 2008 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...THIS AFTERNOON AND TONIGHT... SCATTERED TO NUMEROUS THUNDERSTORMS WILL DEVELOP...WITH GREATEST COVERAGE OVER THE INTERIOR. THESE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING STRONG WIND GUSTS...HEAVY RAINFALL....EXCESSIVE CLOUD TO GROUND LIGHTNING AND SMALL HAIL. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY... THUNDERSTORMS ARE EXPECTED EACH AFTERNOON AND EVENING WITH CONCERNS OF GUSTY WINDS...FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL. .SPOTTER INFORMATION STATEMENT... ALTHOUGH MOST STORMS ARE EXPECTED TO BE BELOW SEVERE LIMITS... SPOTTERS ARE REQUESTED TO SELF ACTIVATE IN THE EVENT WARNINGS ARE ISSUED FOR YOUR AREA. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. ECZ/MKT
In the hours before
Special weather statement, Jun 11, 4:19 PM EDT, 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 419 PM EDT WED JUN 11 2008 GAZ135-136-151-112100- APPLING-PIERCE-WAYNE- 419 PM EDT WED JUN 11 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR NORTHEASTERN PIERCE...WAYNE AND SOUTHEASTERN APPLING COUNTIES FOR STRONG WINDS AND SMALL HAIL VALID UNTIL 500 PM EDT... AT 419 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 6 MILES SOUTHWEST OF ODUM...OR 11 MILES WEST OF JESUP...MOVING WEST AT 5 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND SCREVEN...ODUM...JESUP AND BROADHURST THROUGH 500 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. PETERSON
Local storm report, Jun 11, 4:21 PM EDT, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
421 PM EDT WED JUN 11 2008
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0415 PM HAIL 1 N HILLIARD 30.71N 81.92W
06/11/2008 M0.50 INCH NASSAU FL TRAINED SPOTTER
A STORM SPOTTER REPORTED DIME SIZE HAIL NORTH OF HILLIARD
NEAR THE STATE LINE WITH GEORGIA.
&&
PKEEGANSpecial weather statement, Jun 11, 4:29 PM EDT, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 429 PM EDT WED JUN 11 2008 FLZ038-112115- FLAGLER- 429 PM EDT WED JUN 11 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR SOUTHEASTERN FLAGLER COUNTY FOR STRONG WINDS AND FUNNEL CLOUDS VALID UNTIL 515 PM EDT... AT 429 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 7 MILES SOUTH OF BUNNELL...MOVING EAST AT 5 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND BUNNELL THROUGH 515 PM EDT. GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. DOPPLER RADAR HAS INDICATED WEAK ROTATION WITHIN THIS STORM. TORNADOES MAY DEVELOP WITH LITTLE OR NO ADVANCE WARNING. HEAVY RAINFALL WILL PRODUCE PONDING OF WATER ON ROADWAYS AND MINOR FLOODING OF LOW-LYING AREAS. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. ENYEDI
Special weather statement, Jun 11, 4:41 PM EDT, 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 441 PM EDT WED JUN 11 2008 GAZ134-112130- BACON- 441 PM EDT WED JUN 11 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR BACON COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 530 PM EDT... AT 441 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 4 MILES NORTHWEST OF NEW LACY...OR 5 MILES NORTHEAST OF ALMA...MOVING WEST AT 12 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND NEW LACY AND ALMA THROUGH 530 PM EDT. 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. HEAVY RAINFALL WILL PRODUCE PONDING OF WATER ON ROADWAYS AND MINOR FLOODING OF LOW-LYING AREAS. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. ENYEDI
Special weather statement, Jun 11, 4:54 PM EDT, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 454 PM EDT WED JUN 11 2008 GAZ135-136-151-152-112200- APPLING-BRANTLEY-PIERCE-WAYNE- 454 PM EDT WED JUN 11 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR NORTHWESTERN BRANTLEY...EASTERN PIERCE...WAYNE AND SOUTHEASTERN APPLING COUNTIES FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 600 PM EDT... AT 454 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 6 MILES WEST OF SCREVEN...OR 7 MILES NORTH OF PATTERSON...MOVING WEST AT 7 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND SCREVEN...BROADHURST...PATTERSON AND BRISTOL THROUGH 600 PM EDT. 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. HEAVY RAINFALL WILL PRODUCE PONDING OF WATER ON ROADWAYS AND MINOR FLOODING OF LOW-LYING AREAS. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. DEESE
Local storm report, Jun 11, 5:15 PM EDT, 2 minutes before
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</html>The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 2:05 PM EDT | Areal Flood Advisory | JAX | Duval, Saint Johns | 85 min |
| Jun 11, 2:25 PM EDT | Areal Flood Advisory | JAX | Duval | 2 hr |
| Jun 11, 2:42 PM EDT | Severe Thunderstorm Warning | JAX | Saint Johns | 44 min |
| Jun 11, 3:18 PM EDT | Severe Thunderstorm Warning | JAX | Nassau | 42 min |
| Jun 11, 3:29 PM EDT | Severe Thunderstorm Warning | JAX | Flagler, Saint Johns | 46 min |
| Jun 11, 5:30 PM EDT | Severe Thunderstorm Warning | JAX | Columbia, Hamilton | 45 min |
| Jun 11, 4:52 PM EDT | Severe Thunderstorm Warning | JAX | Clinch, Echols, Ware | 38 min |
| Jun 11, 5:09 PM EDT | Severe Thunderstorm Warning | JAX | Bacon, Brantley, Pierce, Ware | 51 min |
| Jun 11, 6:00 PM EDT | Areal Flood Advisory | JAX | Appling, Bacon, Brantley, Pierce, Ware, Wayne | 90 min |
| Jun 11, 6:13 PM EDT | Severe Thunderstorm Warning | JAX | Appling, Bacon, Coffee, Jeff Davis | 62 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2008Every severe thunderstorm warning in 2008
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.