Alert archive / Florida / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 147, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 26, 2014, 5:28 PM EDT for Flagler County, Putnam County, Saint Johns County, Florida. It was in force for 35 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 26, 2014, 5:28 PM EDT (21:28 UTC)
- Expired
- Jun 26, 2014, 6:03 PM EDT
- In force
- 35 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
Counties Flagler County, FL, Putnam County, FL, Saint Johns County, FL
The radar
The Jacksonville radar (KJAX), 94 km from the middle of the area, began a volume at 21:30 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 9.5 hours before the alert went out and 164 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
- 244 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1258 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 41 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 26, 2:04 PM EDT, 3 hours 24 minutes earlier.
Area forecast discussion, Jun 26, 2:04 PM EDT, 3 hours 24 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 204 PM EDT THU JUN 26 2014 .SHORT TERM...TONIGHT THRU SAT NIGHT... WATER VAPOR IMAGERY SHOWS MID/UPPER RIDGE IS PUSHING NEWD OVER THE FL PANHANDLE INTO CENTRAL GA AS A TROUGH MOVES INTO THE ATLC. A SFC TROUGH IS ANALYZED FROM THE MID ATLC COAST S INTO NE FL. CONVECTIVE ACTIVITY WILL BE MORE SUBDUED TODAY WITH MID LEVEL RIDGING...AND ATLC SEA BREEZE WILL STRUGGLE TO MOVE INLAND. ISOLATED SHOWERS ARE CROSSING THE BIG BEND INTO THE I-75 CORRIDOR EARLY THIS AFTN. HRRR SHOWS ACTIVITY INCREASING AFTER 3 PM OVER THE SRN TIER AND MARCHING EWD. THE BEST CHANCES WILL BE WHEN THE SEA BREEZES CONVERGE OVER THE ERN COUNTIES LATE AFTN/EARLY EVE IN THE 5-8 PM TIME FRAME. WET MICROBURSTS WILL BE MAIN CONCERN. UPR RIDGING SETTLES OVER THE AREA FRI/SAT. LOW-LEVEL NW FLOW WILL KEEP EAST COAST SEA BREEZE GENERALLY E OF I-95 CORRIDOR. MOIST AIRMASS WILL SUPPORT WIDELY SCATTERED AFTERNOON/EARLY EVENING SHOWERS/T-STORMS BOTH DAYS. WESTERLY LOW-LEVEL FLOW FAVORS ABOVE NORMAL TEMPS...WITH HIGH TEMPS IN MID 90S WELL INLAND... LOW 90S NEAR COAST...LOWS BOTH NIGHTS LOW 70S INLAND...MID 70S COAST. HEAT INDEX VALUES AROUND 100 DEGREES EXPECTED EACH AFTERNOON. .LONG TERM....SUN THRU WED... GFS/ECM SHOW WEAK SURFACE LOW MOVING OFF COAST OF SC SUNDAY... THEN DIFFER ON FUTURE OF WEAK SYSTEM. ECM MOVES IT SW TOWARD AND OVER NRN FL...WHILE NEW GFS STALL WEAK LOW OVER GULF STREAM SUN/MON. OTHER MODELS HAVE DIFFERENT SOLUTIONS. FOR THIS FORECAST GENERALLY FOLLOWED WEAKER GFS SOLUTION OF STALLED WEAK LOW WELL OFFSHORE OF GA...WITH WEAK EAST TO NORTH FLOW ACROSS OUR AREA AROUND CIRCULATION. OTHERWISE...UPPER RIDGE REMAINS OVER SOUTHEASTERN STATES...WITH MOIST AIRMASS ACROSS OUR AREA WHICH SHOULD SUPPORT SCATTERED SHOWERS/T-STORMS EACH AFTERNOON. ABOVE NORMAL TEMPS SHOULD CONTINUE...THOUGH SLIGHT COOLING TO AROUND NORMAL POSSIBLE EASTERN COUNTIES IF WEAK OFFSHORE LOW GENERATES NE ONSHORE FLOW ALONG SE GA/NE FL COASTLINE. && .AVIATION... PREVAILING VFR EXPECTED...EXCEPT IN VICINITY OF TSRA WHICH ARE FORECAST FOR LATE AFTN BEGINNING 21Z THROUGH 01Z. A SEA BREEZE WILL SHIFT WINDS BRIEFLY TO SE AT CRG AND SSI. THE SBRZ MAY REACH JAX AROUND 23Z. && .MARINE... A GENERAL OFFSHORE FLOW IS EXPECTED THROUGH SATURDAY AS SFC RIDGE REMAINS S OF THE AREA. MODELS CONTINUE TO DEPICT A TROUGH/SFC LOW E OF ST AUGUSTINE. THIS WOULD PRODUCE A POTENTIALLY STRONGER N TO NE FLOW OVER THE AREA SUN THROUGH EARLY NEXT WEEK...BUT DUE TO UNCERTAINTY WILL SHOW ONSHORE WINDS BELOW HEADLINE CRITERIA. RIP CURRENTS: LOW RISK THROUGH FRIDAY. && .PRELIMINARY POINT TEMPS/POPS... AMG 71 93 70 94 / 20 20 20 20 SSI 76 90 76 92 / 20 20 20 20 JAX 73 93 73 95 / 30 30 30 30 SGJ 75 90 75 92 / 30 30 30 30 GNV 72 93 71 95 / 30 30 30 20 OCF 72 93 71 95 / 30 30 30 20 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && TRABERT/WOLF/
Hazardous weather outlook, Jun 26, 4:36 AM EDT, 12 hours 52 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 436 AM EDT THU JUN 26 2014 AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-GAZ132>136- 149>154-162>166-270915- ALTAMAHA SOUND GA TO FERNANDINA BEACH FL OUT 20 NM- FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20 NM- ST AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM- 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-HAMILTON- SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-ST JOHNS- GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION-COFFEE-JEFF DAVIS-BACON- APPLING-WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY-INLAND GLYNN- COASTAL GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-COASTAL CAMDEN- 436 AM EDT THU JUN 26 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST FLORIDA...SOUTHEAST GEORGIA AND THE ADJACENT COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED BY MID TO LATE THIS AFTERNOON AND EVENING. AN ISOLATED STORM MAY BECOME STRONG WITH LOCALLY STRONG WIND GUSTS AND FREQUENT LIGHTNING. THE BEST CHANCES OF STORMS WILL BE ACROSS THE SOUTHEAST ZONES AND COASTAL AREAS. STORM MOTION WILL BE SOUTHEAST TO SOUTH AROUND 15 MPH. THUNDERSTORM ACTIVITY MAY LINGER THROUGH MIDNIGHT...THEN DISSIPATE. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE EXPECTED EACH DAY. A FEW STORMS MAY BE STRONG WITH GUSTY WINDS AND FREQUENT LIGHTNING. AN INCREASE IN THUNDERSTORM ACTIVITY IS POSSIBLE MONDAY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER...STORM SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT OR SEVERE WEATHER REPORTS. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX.
In the hours before
Special weather statement, Jun 26, 4:14 PM EDT, 1 hour 14 minutes before
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</html>Special weather statement, Jun 26, 4:43 PM EDT, 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
443 PM EDT THU JUN 26 2014
FLZ025-262115-
DUVAL-
443 PM EDT THU JUN 26 2014
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR DUVAL COUNTY
FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 515 PM EDT...
AT 443 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM CENTERED 5 MILES WEST OF NAS JAX...MOVING EAST AT 10
MPH. THIS THUNDERSTORM WILL ALSO AFFECT AREAS AROUND NAS JAX AND
MANDARIN THROUGH 515 PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND
GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 3013 8162 3013 8169 3017 8169 3019 8168
3019 8169 3019 8179 3019 8180 3024 8177
3024 8160
TIME...MOT...LOC 2043Z 289DEG 10KT 3021 8175
TRABERTSpecial weather statement, Jun 26, 5:03 PM EDT, 25 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 503 PM EDT THU JUN 26 2014 FLZ025-033-262130- DUVAL-ST. JOHNS- 503 PM EDT THU JUN 26 2014 ...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR ST. JOHNS AND DUVAL COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 530 PM EDT... AT 503 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM CENTERED 5 MILES WEST OF BAYARD...MOVING EAST AT 10 MPH. THIS THUNDERSTORM WILL ALSO AFFECT AREAS AROUND NOCATEE...BAYARD AND DURBIN THROUGH 530 PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE EXPECTED. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. LAT...LON 3014 8139 3002 8145 3013 8163 3018 8161 TIME...MOT...LOC 2103Z 289DEG 7KT 3014 8159 TRABERT
Special weather statement, Jun 26, 5:09 PM EDT, 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
509 PM EDT THU JUN 26 2014
FLZ037-262145-
PUTNAM-
509 PM EDT THU JUN 26 2014
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR PUTNAM COUNTY
FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 545 PM EDT...
AT 509 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 3 MILES WEST OF SATSUMA...MOVING
SOUTHEAST AT 15 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS
AROUND SATSUMA...WELAKA...POMONA PARK...LAKE COMO...FRUITLAND...
GEORGETOWN AND CRESCENT CITY THROUGH 545 PM EDT. EXCESSIVE
CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 35 TO 45 MPH CAN BE
EXPECTED.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 2933 8168 2934 8166 2937 8167 2937 8173
2958 8178 2964 8166 2941 8149
TIME...MOT...LOC 2109Z 334DEG 13KT 2956 8171
TRABERTSpecial weather statement, Jun 26, 5:14 PM EDT, 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
514 PM EDT THU JUN 26 2014
FLZ025-033-262145-
DUVAL-ST. JOHNS-
514 PM EDT THU JUN 26 2014
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR ST. JOHNS AND
DUVAL COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL
545 PM EDT...
AT 514 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 4 MILES WEST OF
BAYARD TO 3 MILES WEST OF WORLD GOLF VILLAGE TO 2 MILES NORTHEAST OF
PICOLATA...MOVING SOUTHEAST AT 20 MPH. THESE THUNDERSTORMS WILL ALSO
AFFECT AREAS AROUND PICOLATA...BAYARD...BAKERSVILLE...NOCATEE...
DURBIN...WORLD GOLF VILLAGE...SPUDS...HASTINGS AND ELKTON THROUGH 545
PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 40 TO
50 MPH CAN BE EXPECTED.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 2970 8150 2991 8161 2996 8160 2998 8162
3006 8158 3019 8161 3013 8135 2978 8134
TIME...MOT...LOC 2114Z 326DEG 16KT 3015 8156 2997 8152
2992 8156
TRABERTThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 8:21 PM EDT | Special Weather Statement | JAX | Putnam | 24 min |
| Jun 25, 8:36 PM EDT | Special Marine Warning | JAX | 114 min | |
| Jun 25, 8:38 PM EDT | Special Weather Statement | JAX | Flagler | 52 min |
| Jun 25, 8:47 PM EDT | Severe Thunderstorm Warning | JAX | Flagler, Putnam, Saint Johns | 41 min |
| Jun 25, 10:33 PM EDT | Areal Flood Advisory | JAX | Flagler, Saint Johns | 87 min |
| Jun 26, 4:43 PM EDT | Special Weather Statement | JAX | Duval | 32 min |
| Jun 26, 5:03 PM EDT | Special Weather Statement | JAX | Saint Johns | 27 min |
| Jun 26, 5:09 PM EDT | Special Weather Statement | JAX | Putnam | 36 min |
| Jun 26, 5:14 PM EDT | Special Weather Statement | JAX | Saint Johns | 31 min |
| Jun 26, 5:18 PM EDT | Severe Thunderstorm Warning | JAX | Putnam | 20 min |
| Jun 26, 5:29 PM EDT | Special Marine Warning | JAX | 2 hr | |
| Jun 26, 5:36 PM EDT | Severe Thunderstorm Warning | JAX | Saint Johns | 39 min |
| Jun 26, 5:45 PM EDT | Special Weather Statement | JAX | Flagler | 45 min |
| Jun 26, 5:47 PM EDT | Special Weather Statement | JAX | Saint Johns | 28 min |
| Jun 26, 6:05 PM EDT | Severe Thunderstorm Warning | JAX | Flagler | 40 min |
| Jun 26, 6:07 PM EDT | Special Weather Statement | JAX | Marion | 23 min |
| Jun 26, 6:33 PM EDT | Special Weather Statement | JAX | Duval | 42 min |
| Jun 26, 6:51 PM EDT | Special Weather Statement | JAX | Duval | 39 min |
| Jun 26, 7:01 PM EDT | Special Weather Statement | JAX | Lake | 29 min |
| Jun 26, 7:02 PM EDT | Special Weather Statement | JAX | Lake | 28 min |
| Jun 26, 4:14 PM EDT | Special Weather Statement | JAX | Brantley | 31 min |
| Jun 26, 5:33 PM EDT | Special Weather Statement | JAX | Appling | 42 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2014Every severe thunderstorm warning in 2014
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; radar from the NEXRAD Level II archive.