Alert archive / Georgia / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 280, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Aug 17, 2015, 3:50 PM EDT for 4 counties in Georgia. It was in force for 25 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
- Aug 17, 2015, 3:50 PM EDT (19:50 UTC)
- Expired
- Aug 17, 2015, 4:15 PM EDT
- In force
- 25 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
Counties Brantley County, GA, Camden County, GA, Charlton County, GA, Glynn County, GA
The radar
The Jacksonville radar (KJAX), 61 km from the middle of the area, began a volume at 19:51 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.
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 Aug 17, 3:11 PM EDT, 39 minutes earlier.
Area forecast discussion, Aug 17, 3:11 PM EDT, 39 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 311 PM EDT MON AUG 17 2015 ...WET PATTERN THROUGH THE END OF THE WEEK... .NEAR TERM...THROUGH TONIGHT... NUMEROUS SHOWERS AND T-STORMS WILL CONTINUE I-95 TO I-75 CORRIDORS INTO EARLY EVENING...DECREASING DURING THE EVENING. LOCALLY HEAVY RAINFALL WITH POTENTIAL FOR MINOR FLOODING DUE TO VERY SLOW STORM MOTION GIVEN WEAK FLOW ALOFT. LOW TEMP FORECAST TONIGHT LOOKS GOOD WITH LOW-MID 70S EXPECTED. && .SHORT TERM /TUESDAY THROUGH THURSDAY/... WET PATTERN WILL CONTINUE THROUGH THE WEEK. RIDGING WILL GENERALLY REMAIN DOMINANT BUT ACTIVE SEABREEZE BOUNDARIES WILL COINCIDE WITH HIGH MOISTURE CONTENT AND PLENTIFUL DIURNAL INSTABILITY TO KEEP THE THUNDERSTORM PATTERN ACTIVE THE REST OF THE WEEK. DEEP LAYER MOISTURE WITH PWATS IN EXCESS OF 2 INCHES WILL MAINTAIN A FOOTHOLD OVER THE AREA. STEERING FLOW WILL BE MAINLY OUT OF THE SOUTH BUT IT WILL REMAIN WEAK ENOUGH FOR BOTH SEABREEZES TO PUSH INLAND AND SPARK CONVECTION EACH DAY. ACTIVITY WILL LIKELY GET STARTED BY NOON AND THEN BUILD THROUGH THE AFTERNOON BEFORE WINDING DOWN EACH EVENING. UPPER RIDGE OVER THE AREA WILL RESULT IN WARM CONDITIONS. ALTHOUGH THE ACTIVE CONVECTIVE PATTERN WILL HELP MODERATE TEMPS A BIT...MOST INLAND AREAS WILL STILL REACH 90 WITH EVEN SOME MID 90S EXPECTED OVER THE INTERIOR COUNTIES MID WEEK. .LONG TERM /FRIDAY THROUGH MONDAY/... A SURFACE TROUGH SHOULD BEGIN TO NOSE INTO AT LEAST OUR SE GA COUNTIES BY THE END OF THE WEEK BUT THERE IS STILL SOME UNCERTAINTY WITH REGARDS TO TIMING. SCATTERED TO NUMEROUS DAILY THUNDERSTORMS WILL CONTINUE THROUGH SATURDAY. BEYOND SATURDAY...MUCH UNCERTAINTY EXISTS WITH REGARDS TO THE PATTERN EVOLUTION. THE LATEST GFS IS MUCH FASTER TO RETROGRADE THE UPPER HIGH WESTWARD AND ALLOW FOR MID LEVEL TROUGHING TO BECOME ESTABLISHED OVER THE EASTERN CONUS. THIS PATTERN WOULD ALLOW FOR SOME DRIER AIR ALOFT TO MOVE INTO THE AREA...AT LEAST INITIALLY. THIS WOULD GIVE US AT LEAST A TEMPORARY BREAK FROM THE ACTIVE THUNDERSTORM PATTERN FROM LATE IN THE WEEKEND INTO EARLY NEXT WEEK...BUT CONFIDENCE IN THIS PATTERN IS RATHER LOW AT THIS TIME. && .AVIATION...VFR CONDITIONS EXPECTED...EXCEPT LOWER IN SCATTERED/NUMEROUS SHRA/TSRA THROUGH EARLY EVENING. LOCALLY STRONG/GUSTY WINDS IN TSRA. && .MARINE... HIGH PRESSURE EAST OF THE AREA WILL MAINTAIN A SOUTHERLY FLOW THROUGH THE END OF THE WEEK. PREVAILING WIND SPEEDS OUTSIDE OF THUNDERSTORM ACTIVITY WILL BE GENERALLY 15 KNOTS OR LESS. THE THUNDERSTORM PATTERN WILL REMAIN ACTIVE WITH AT LEAST SCATTERED SHOWERS AND STORMS POSSIBLE THROUGH THE PERIOD. RIP CURRENTS: LOW RISK. && .PRELIMINARY POINT TEMPS/POPS... AMG 73 91 75 93 / 50 70 30 60 SSI 76 88 77 86 / 20 50 30 40 JAX 74 91 76 91 / 30 60 20 50 SGJ 75 89 75 88 / 20 50 20 40 GNV 72 91 73 90 / 50 60 20 60 OCF 73 92 74 90 / 50 60 20 60 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && WOLF/SHULER/COMBS
Hazardous weather outlook, Aug 17, 3:08 AM EDT, 12 hours 42 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 308 AM EDT MON AUG 17 2015 AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-124-125- GAZ132>136-149>154-162>166-180715- COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT 20 NM- COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT 20 NM- COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM- WATERS FROM ALTAMAHA SOUND GA TO FERNANDINA BEACH FL FROM 20 TO 60 NM- WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL FROM 20 TO 60 NM- WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL FROM 20 TO 60 NM- HAMILTON-SUWANNEE-COLUMBIA-BAKER-INLAND NASSAU-INLAND DUVAL-UNION- BRADFORD-CLAY-ST. JOHNS-GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION- COASTAL NASSAU-COASTAL DUVAL-COFFEE-JEFF DAVIS-BACON-APPLING- WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY-INLAND GLYNN-COASTAL GLYNN- ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-COASTAL CAMDEN- 308 AM EDT MON AUG 17 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST FLORIDA... SOUTHEAST GEORGIA AND THE ADJACENT COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT... THUNDERSTORMS WILL DEVELOP LATE THIS MORNING...AND BECOME MORE NUMEROUS THIS AFTERNOON. A FEW STRONG TO SEVERE STORMS WILL BE POSSIBLE...WITH LOCALLY HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... MAINLY AFTERNOON AND EVENING THUNDERSTORMS WILL BE EXPECTED EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. 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, Aug 17, 3:18 PM EDT, 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
318 PM EDT MON AUG 17 2015
FLZ024-GAZ164>166-172000-
INLAND NASSAU FL-CHARLTON GA-INLAND CAMDEN GA-COASTAL CAMDEN GA-
318 PM EDT MON AUG 17 2015
...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL NASSAU...
NORTHEASTERN CHARLTON AND CAMDEN COUNTIES UNTIL 400 PM EDT...
AT 317 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
KINGS FERRY...OR 7 MILES WEST OF KINGSLAND...MOVING NORTHEAST AT 15
MPH.
GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR
WIND DAMAGE.
LOCATIONS IMPACTED INCLUDE...
ST. MARYS...KINGSLAND...FOLKSTON...WOODBINE...KINGS BAY BASE...KINGS
FERRY...COLESBURG...TARBORO AND HARRIETTS BLUFF.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 3089 8147 3085 8152 3087 8155 3085 8155
3084 8152 3084 8154 3080 8156 3074 8164
3074 8166 3070 8168 3064 8174 3092 8204
3110 8190 3110 8184 3092 8152 3091 8152
3091 8151
TIME...MOT...LOC 1917Z 225DEG 11KT 3083 8178
SHULERSpecial weather statement, Aug 17, 3:26 PM EDT, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
326 PM EDT MON AUG 17 2015
GAZ150-152-164-172015-
CHARLTON GA-BRANTLEY GA-WARE GA-
326 PM EDT MON AUG 17 2015
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN BRANTLEY...EAST
CENTRAL WARE AND NORTHERN CHARLTON COUNTIES UNTIL 415 PM EDT...
AT 326 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
BRAGANZA...OR 12 MILES SOUTHEAST OF WAYCROSS...MOVING EAST AT 15 MPH.
GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR
WIND DAMAGE.
LOCATIONS IMPACTED INCLUDE...
NAHUNTA...RACE POND...HICKOX...FORT MUDGE...BRAGANZA AND WINOKUR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 3110 8191 3109 8192 3106 8193 3106 8194
3105 8193 3093 8198 3096 8242 3113 8241
3126 8198 3119 8187
TIME...MOT...LOC 1926Z 255DEG 13KT 3107 8224
SHULERSpecial weather statement, Aug 17, 3:37 PM EDT, 13 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 |
|---|---|---|---|---|
| Aug 17, 3:29 PM EDT | Severe Thunderstorm Warning | JAX | Alachua | 46 min |
| Aug 17, 3:37 PM EDT | Special Weather Statement | JAX | Suwannee | 38 min |
| Aug 17, 3:58 PM EDT | Special Weather Statement | JAX | Union | 32 min |
| Aug 17, 4:14 PM EDT | Special Weather Statement | JAX | Columbia | 46 min |
| Aug 17, 4:17 PM EDT | Severe Thunderstorm Warning | JAX | Baker, Columbia, Union | 28 min |
| Aug 17, 4:20 PM EDT | Areal Flood Advisory | JAX | Baker, Union | 55 min |
| Aug 17, 4:23 PM EDT | Special Weather Statement | JAX | Duval | 52 min |
| Aug 17, 4:33 PM EDT | Severe Thunderstorm Warning | JAX | Baker, Bradford, Union | 42 min |
| Aug 17, 4:48 PM EDT | Areal Flood Advisory | JAX | Clay, Duval | 57 min |
| Aug 17, 4:58 PM EDT | Special Weather Statement | JAX | Hamilton | 47 min |
| Aug 17, 5:12 PM EDT | Areal Flood Advisory | JAX | Baker, Columbia | 63 min |
| Aug 17, 3:18 PM EDT | Special Weather Statement | JAX | Camden | 42 min |
| Aug 17, 3:26 PM EDT | Special Weather Statement | JAX | Brantley | 49 min |
| Aug 17, 3:48 PM EDT | Areal Flood Advisory | JAX | Brantley, Camden, Charlton | 57 min |
| Aug 17, 4:20 PM EDT | Special Weather Statement | JAX | Pierce | 40 min |
| Aug 17, 5:27 PM EDT | Special Weather Statement | JAX | Clinch, Echols | 48 min |
| Aug 17, 6:03 PM EDT | Areal Flood Advisory | JAX | Clinch | 87 min |
| Aug 17, 6:17 PM EDT | Special Weather Statement | JAX | Atkinson, Clinch | 43 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2015Every severe thunderstorm warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.