A pre-frontal squall line developed over central Alabama and extended South-southwestward into Louisiana. This squall line moved across southeastern Georgia and northern Florida overnight on 2/17-18/2008.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS JAX wrote it up.
A pre-frontal squall line developed over central Alabama and extended South-southwestward into Louisiana. This squall line moved across southeastern Georgia and northern Florida overnight on 2/17-18/2008.
The local office's own words before the first event, 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 the first event at Feb 17, 4:00 AM EST, 2 hours earlier.
AREA FORECAST DISCUSSION...CORRECTION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
400 AM EST SUN FEB 17 2008
...ISOLATED STRONG TO SEVERE TSTMS LATE TONIGHT THRU MON...
.SYNOPSIS...UPPER RIDGING ACROSS THE E SEABOARD OF THE US IN
RESPONSE TO PLAINS TROF. UPPER LOW CENTERED OVER S KS AND LIFTING
NE. SQUALL LINE EXTENDS FROM NE AR TO S LA. AT THE SFC...BACK DOOR
FRONT HAS NEARLY STALLED JUST N OF OUR COUNTY WARNING AREA. PATCH
OF LOW CLOUDINESS OVER SE GA LIKELY THE RESULT OF SOME ISENTROPIC
LIFT AT ABOUT 850 MB. OTHER THAN THIS CLOUDINESS AND PATCHES OF
HIGH CLOUDS...SKIES ARE MOSTLY CLEAR ACROSS THE AREA. TEMPS VARY
WIDELY BASED ON WHETHER THERE IS CLOUD COVER OR WIND...WITH
READINGS RANGING FROM THE MID 40S TO NEAR 60.
.SHORT TERM...VEERING AND INCREASING LOW-LEVEL FLOW ALONG WITH
INCREASING THICKNESSES WILL GIVE WAY TO WARMER TEMPS TODAY...WITH
MAX TEMPS FROM THE UPPER 70S OVER SE GA TO THE LOWER 80S ACROSS NE
FL. HAVE LEANED TOWARD THE HIGH END OF GUIDANCE OR EVEN A DEGREE
ABOVE FOR FCST MAX TEMPS. CLOUDINESS WILL BEGIN TO INCREASE FROM THE
W BY MID TO LATE AFTN. WILL SEE BREEZY CONDITIONS TODAY BUT WINDS
FORECAST TO REMAIN JUST BELOW LAKE WIND ADVISORY CRITERIA.
GFS AND NAM ARE IN FAIR AGREEMENT AND CONTINUE TO SHOW A SLOWER
PROGRESSION OF FRONT COMPARED TO LAST NIGHT. AS A RESULT...HAVE
CONTINUED SIMILAR FCST TO THAT OF DAY SHIFT. SPC CONTINUES TO
HIGHLIGHT SLIGHT RISK OF SVR TSTMS OVER OUR NW ZONES LATE TONIGHT
AND FOR THE REST OF THE AREA AFTER 12Z MON. THIS TIMING WILL ALLOW
DIURNAL HEATING TO PLAY A ROLE IN TSTM DEVELOPMENT ACROSS NE FL ON
MON. FEEL THAT BEST CHANCES OF SVR WX WILL ACROSS INTERIOR SE GA
AFTER MIDNIGHT TONIGHT WITH POSSIBILITY OF DAMAGING WINDS AND
PERHAPS ISOLD TORNADOES. ALTHO SQUALL LINE MAY WEAKEN DURING THE
MORNING HOURS MON...MAY BE RE-INTENSIFICATION OVER N CENTRAL FL BY
AFTN.
MOS TEMPS ARE IN GENERAL AGREEMENT THRU TUE MORNING...AND HAVE
USED A BLEND WITH PREVIOUS FCST. NAM MOS IS QUITE A BIT COOLER
THAN GFS FOR TUE MAX TEMPS. WITH MOSTLY CLEAR SKIES AND LIMITED
COLD AIR ADVECTION...FEEL THIS IS OVERDONE AND HAVE LEANED HEAVILY
TOWARD THE WARMER GFS.
HAVE INCLUDED PATCHY FROST OVER W ZONES FOR TUE MORNING AND AREAS
OF FROST FOR MUCH OF THE AREA WED MORNING. LIGHT FREEZE STILL
LOOKS POSSIBLE FOR MANY INLAND AREAS WED MORNING.
.LONG TERM...UNSETTLED PATTERN DEPICTED BY 00Z GFS RUN. MODEL NOW
GENERATES POTENT VORT MAX AND MOVES IT ACROSS THE SE US LATE THU
AND EARLY FRI...PRODUCING RAINS ACROSS MAINLY GA ZONES. THIS
APPEARS TO BE OVERDONE AND INCONSISTENT WITH PREVIOUS RUNS. AS A
RESULT...WILL CAP POPS AT SLIGHT TO LOW END CHANCE DURING THIS
TIME FRAME. PRECIP WILL PERSIST INTO THE WEEKEND AS APPROACHING
FRONT WEAKENS OVER THE AREA. DUE TO HIGH UNCERTAINTY...WILL
CONTINUE TO CAP POPS AT LOW END CHANCE.
&&
.AVIATION...EXPECTING OCNL MVFR VSBY AT ALL TAF SITES TIL 12Z.
CLOUDINESS OFFSHORE EXPECTED TO MOVE ASHORE THE COAST THIS AM
AND HAVE GONE OCNL MVFR CIGS AT SSI 12Z-15Z. OTHERWISE PREVAILING
VFR EXPECTED WITH SSE WINDS 12-15 KNOTS WITH OCNL GUSTS TO A
LITTLE OVER 20 KNOTS AT SSI...JAX...CRG BY 16Z AND GUSTS TO
18 KNOTS AT GNV BY 18Z.
&&
.MARINE...GRADIENT TIGHTENS WITH THE APPROACH OF THE COLD
FRONT AND EXPECT SCA CONDITIONS OFFSHORE BY 23Z. MODELS IN
GOOD AGREEMENT IN MOVING COLD FRONT OFFSHORE BY LATE AFTERNOON
MONDAY. SCATTERED TO NUMEROUS SHOWERS WITH A FEW THUNDERSTORMS
MOVES OFFSHORE OUT AHEAD OF FRONT BY MONDAY MORNING AND END
WITH THE WIND SHIFT LATE MONDAY. WINDS/SEAS MAY BE HIGHER IN
AND NEAR SHOWERS/ISOLATED STORMS. WINDS SHIFT TO WEST BEHIND FRONT
AND BEGIN TO DECREASE SOME BUT WILL LIKELY INCREASE TO SCA CONDITIONS
AGAIN LATE MONDAY NIGHT/TUES AS GRADIENT TIGHTENS AGAIN AS
HIGH PRESSURE RAPIDLY BUILDS IN.
&&
.FIRE WX...MAIN CONCERN TODAY WILL BE BREEZY CONDITIONS WITH THE
APPROACH OF THE COLD FRONT. MIN RHS HOWEVER WILL BE ABOVE
CRITICAL VALUES. COLD FRONT MOVES THROUGH MONDAY BRINGING A GOOD
CHANCE OF SHOWERS AND A FEW THUNDERSTORMS ALONG WITH GUSTY WINDS.
HIGH PRESSURE QUICKLY BUILDS IN BEHIND FRONT BRINGING A MUCH DRIER
AIRMASS WITH RED FLAG CONDITIONS POSSIBLE ACROSS MUCH OF NE FL AWAY
FROM THE IMMEDIATE COAST TUESDAY.
&&
.PRELIMINARY POINT TEMPS/POPS...
AMG 78 60 68 37 / 20 80 50 10
SSI 74 61 71 42 / 10 50 70 10
JAX 81 63 75 42 / 0 40 60 10
SGJ 79 66 75 46 / 0 30 60 10
GNV 82 62 75 43 / 0 40 70 10
OCF 83 63 76 45 / 0 30 70 10
&&
.JAX WATCHES/WARNINGS/ADVISORIES...
FL...NONE.
GA...NONE.
AM...SMALL CRAFT ADVISORY FROM 6 PM THIS EVENING TO 3 PM EST MONDAY
FOR ALTAMAHA SOUND GA TO FERNANDINA BEACH FL 20 NM TO 60 NM
OFFSHORE-FERNANDINA BEACH TO ST AUGUSTINE FL 20 NM TO 60 NM
OFFSHORE-ST AUGUSTINE TO FLAGLER BEACH FL 20 NM TO 60 NM
OFFSHORE.
&&
CARROLL/PETERSONHAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 420 AM EST SUN FEB 17 2008 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-181100- 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- 420 AM EST SUN FEB 17 2008 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT... ...A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM TONIGHT THROUGH MONDAY AFTERNOON... PATCHY FOG WILL REDUCE VISIBILITIES TO AROUND ONE MILE EARLY THIS MORNING IN MAINLY LOW SPOTS AND NEAR BODIES OF WATER IN NORTHEAST FLORIDA. FOG WILL BURN OFF RAPIDLY AFTER SUNRISE. A COLD FRONT WILL APPROACH THE AREA TONIGHT. THIS FRONT WILL BE PRECEDED BY A LINE OF SHOWERS AND THUNDERSTORMS. CONDITIONS WILL BE FAVORABLE FOR A FEW THUNDERSTORMS TO BECOME STRONG TO SEVERE AT TIMES...MAINLY ACROSS INLAND SOUTHEAST GEORGIA AND THE NORTHERN SUWANNEE VALLEY. THE MAIN THREATS WILL BE DAMAGING WINDS AND POSSIBLY ISOLATED TORNADOES. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY... THE COLD FRONT WILL CONTINUE TO MOVE ACROSS THE REMAINDER OF THE AREA ON MONDAY ACCOMPANIED BY A LINE OF SHOWERS AND THUNDERSTORMS. A FEW THUNDERSTORMS MAY BE STRONG TO SEVERE WITH THE MAIN THREATS DAMAGING WINDS AND POSSIBLY ISOLATED TORNADOES. BY MONDAY NIGHT...THE COLD FRONT AND ASSOCIATED SHOWERS AND THUNDERSTORMS WILL MOVE EAST OF THE AREA. PATCHY FROST IS POSSIBLE ACROSS WESTERN PORTIONS OF THE AREA TUESDAY MORNING...WITH MORE WIDESPREAD FROST AND A POSSIBLE LIGHT FREEZE FOR WEDNESDAY MORNING ACROSS INLAND AREAS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TONIGHT AND MONDAY. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. CARROLL
The national radar mosaic for the moment the first event began.
2 heavy rain, 1 funnel cloud, 1 thunderstorm wind. Local standard time, as filed.
A Co-op Observer reported a 24 hour rainfall total of 3.95 inches ending at 6:00 a.m. EST.
A Co-op Observer reported a 24 hour rainfall total of 4.7 inches ending at 6:00 a.m. EST.
Reported by motorist along State Highway 32 West.
Dispatch Center reported trees down on Hebron Church road.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Georgia in 2008Every state in 2008This day in weather historyWarnings in Georgia, February 2008
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 72671, 72672, 72670, 72674.