Alert archive / Georgia / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 74, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 4, 2013, 3:36 PM EDT for Glynn County, Georgia. It was in force for 39 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 4, 2013, 3:36 PM EDT (19:36 UTC)
- Expired
- Jun 4, 2013, 4:15 PM EDT
- In force
- 39 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
County Glynn County, GA
The radar
The Jacksonville radar (KJAX), 83 km from the middle of the area, began a volume at 19:35 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
Jacksonville, FL (KJAX), launched 12:00Z, 7.6 hours before the alert went out and 82 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
- 1049 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 605 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 3 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 4, 11:35 AM EDT, 4 hours 1 minute earlier.
Area forecast discussion, Jun 4, 11:35 AM EDT, 4 hours 1 minute before
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</html>Hazardous weather outlook, Jun 4, 1:22 PM EDT, 2 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE JACKSONVILLE FL 122 PM EDT TUE JUN 4 2013 AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040- GAZ132>136-149>154-162>166-051730- 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- 122 PM EDT TUE JUN 4 2013 ...STRONG THUNDERSTORMS WITH LOCALIZED FLOODING POSSIBLE THIS AFTERNOON AND EVENING... ...FLOODING RAINS POSSIBLE FROM THURSDAY THROUGH EARLY FRIDAY AS LOW PRESSURE CROSSES OUR REGION... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST FLORIDA... SOUTHEAST GEORGIA AND THE ADJACENT COASTAL WATERS. .DAY ONE...THIS AFTERNOON AND TONIGHT... NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS ARE EXPECTED THROUGHOUT NORTHEAST FLORIDA THIS AFTERNOON. SCATTERED TO NUMEROUS SHOWERS AND EMBEDDED THUNDERSTORMS WILL DEVELOP OVER PORTIONS OF SOUTHEAST GEORGIA DURING THE MID TO LATE AFTERNOON HOURS. STORM MOTION WILL BE SLOW AND GENERALLY EAST TO NORTHEAST. A FEW STORMS COULD BECOME STRONG...WITH BLINDING DOWNPOURS...FREQUENT LIGHTNING STRIKES...AND LOCALLY GUSTY WINDS BEING THE MAIN THREATS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... A LOW PRESSURE CENTER IS EXPECTED TO CONSOLIDATE AND MOVE NORTH- NORTHEASTWARD TOWARDS THE FLORIDA BIG BEND REGION ON WEDNESDAY NIGHT AND THURSDAY. A PERIOD OF HEAVY RAINFALL IS BECOMING INCREASINGLY LIKELY FOR OUR REGION FROM THURSDAY THROUGH EARLY FRIDAY. A FLOOD WATCH MAY BE ISSUED FOR PORTIONS OF OUR REGION DURING THIS TIME FRAME. SATURATED GROUND CONDITIONS ACROSS NORTHEAST FLORIDA MAY RESULT IN FLOODING OF SMALLER BASIN RIVERS AND THEIR TRIBUTARIES. SMALL CRAFT ADVISORIES ARE EXPECTED FROM WEDNESDAY NIGHT THROUGH AT LEAST THURSDAY NIGHT ON THE OFFSHORE WATERS AS SOUTH TO SOUTHWEST WINDS INCREASE. THESE CONDITIONS MAY ALSO BE EXPERIENCED IN THE NEAR SHORE WATERS DEPENDING ON THE STRENGTH OF THE LOW PRESSURE CENTER AS IT CROSSES OUR REGION. OTHERWISE...SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS OUR AREA MAINLY DURING THE AFTERNOON AND EVENING DURING THE UPCOMING WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT REQUESTED AT THIS TIME. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. JDS/NELSON
In the hours before
Special weather statement, Jun 4, 12:14 PM EDT, 3 hours 22 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 1214 PM EDT TUE JUN 4 2013 FLZ022-030-031-036-041700- ALACHUA-BRADFORD-COLUMBIA-UNION- 1214 PM EDT TUE JUN 4 2013 ...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR BRADFORD... NORTHERN ALACHUA...SOUTHEASTERN COLUMBIA AND UNION COUNTIES FOR EXCESSIVE LIGHTNING VALID UNTIL 100 PM EDT... AT 1214 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CENTERED 3 MILES SOUTH OF UPLAND PINES...MOVING NORTHEAST AT 15 MPH. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND OLENO STATE PARK...LA CROSSE...UPLAND PINES... PROVIDENCE...WORTHINGTON SPRINGS...DUKES...BROOKER...GROVES... PALESTINE COMMUNITY AND LULU THROUGH 100 PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING CAN BE EXPECTED. POSTPONE OUTDOOR ACTIVITIES PROMPTLY. GO QUICKLY INSIDE A COMPLETELY ENCLOSED BUILDING. UNPLUG ELECTRONIC DEVICES AND APPLIANCES AS THEY ARE SUSCEPTIBLE TO POWER SURGES AND MAY BE DAMAGED BY NEARBY LIGHTNING STRIKES. 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. LAT...LON 3016 8254 3001 8210 2976 8236 2993 8271 TIME...MOT...LOC 1614Z 227DEG 14KT 2993 8251 NELSON
Special weather statement, Jun 4, 1:55 PM EDT, 1 hour 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
155 PM EDT TUE JUN 4 2013
FLZ025-041845-
DUVAL-
155 PM EDT TUE JUN 4 2013
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR NORTHEASTERN
DUVAL COUNTY FOR STRONG WINDS AND FUNNEL CLOUDS VALID UNTIL 245 PM
EDT...
AT 155 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED OVER TALLYRAND...MOVING EAST AT 10 MPH. THESE
STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND SAN MARCO...
RIVERSIDE...DOWNTOWN JACKSONVILLE...TALLYRAND...ARLINGTON...CRAIG
FIELD...FORT CAROLINE...TALBOT ISLAND...MAYPORT AND LITTLE TALBOT
ISLAND THROUGH 245 PM EDT. GUSTY WINDS OF 35 TO 45 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.
LAT...LON 3036 8139 3030 8170 3039 8172 3054 8148
3053 8146 3051 8144 3049 8141 3041 8140
3040 8139
TIME...MOT...LOC 1755Z 254DEG 11KT 3036 8163
NELSONSpecial weather statement, Jun 4, 2:38 PM EDT, 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 238 PM EDT TUE JUN 4 2013 FLZ025-033-041930- DUVAL-ST. JOHNS- 238 PM EDT TUE JUN 4 2013 ...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR EXTREME NORTHERN ST. JOHNS AND EASTERN DUVAL COUNTIES FOR STRONG WINDS AND FUNNEL CLOUDS VALID UNTIL 330 PM EDT... AT 238 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CENTERED OVER SAN PABLO...MOVING SOUTHEAST AT 5 MPH. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND BAYMEADOWS...UNF...SAN PABLO...NEPTUNE BEACH...JACKSONVILLE BEACH... SAWGRASS...PALM VALLEY AND PONTE VEDRA BEACH THROUGH 330 PM EDT. GUSTY WINDS OF 35 TO 45 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. LAT...LON 3018 8155 3030 8167 3036 8139 3019 8136 TIME...MOT...LOC 1838Z 310DEG 6KT 3030 8145 NELSON
Special weather statement, Jun 4, 3:14 PM EDT, 22 minutes before
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</html>Local storm report, Jun 4, 3:21 PM EDT, 15 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 3, 8:13 PM EDT | Special Weather Statement | JAX | Bradford, Union | 32 min |
| Jun 3, 8:23 PM EDT | Areal Flood Advisory | JAX | Alachua, Bradford, Columbia, Union | 52 min |
| Jun 3, 8:55 PM EDT | Areal Flood Advisory | JAX | Flagler | 50 min |
| Jun 3, 9:13 PM EDT | Special Marine Warning | JAX | 62 min | |
| Jun 3, 10:05 PM EDT | Areal Flood Advisory | JAX | Columbia, Suwannee | 40 min |
| Jun 4, 12:14 PM EDT | Special Weather Statement | JAX | Bradford, Union | 46 min |
| Jun 4, 1:29 PM EDT | Special Marine Warning | JAX | 2 hr | |
| Jun 4, 1:55 PM EDT | Special Weather Statement | JAX | Duval | 50 min |
| Jun 4, 2:21 PM EDT | Areal Flood Advisory | JAX | Flagler, Saint Johns | 54 min |
| Jun 4, 2:24 PM EDT | Areal Flood Advisory | JAX | Duval | 2 hr |
| Jun 4, 2:38 PM EDT | Special Weather Statement | JAX | Duval | 52 min |
| Jun 4, 2:40 PM EDT | Special Marine Warning | JAX | 2 hr | |
| Jun 4, 3:34 PM EDT | Special Marine Warning | JAX | 56 min | |
| Jun 4, 5:04 PM EDT | Special Weather Statement | JAX | Hamilton, Suwannee | 41 min |
| Jun 4, 5:07 PM EDT | Special Weather Statement | JAX | Flagler | 23 min |
| Jun 4, 5:39 PM EDT | Areal Flood Advisory | JAX | Alachua, Gilchrist | 111 min |
| Jun 4, 5:45 PM EDT | Special Weather Statement | JAX | Hamilton | 30 min |
| Jun 4, 5:49 PM EDT | Special Weather Statement | JAX | Putnam | 26 min |
| Jun 4, 3:14 PM EDT | Special Weather Statement | JAX | Glynn | 46 min |
| Jun 4, 4:12 PM EDT | Special Weather Statement | JAX | Glynn, Wayne | 48 min |
| Jun 4, 4:47 PM EDT | Special Weather Statement | JAX | Appling | 28 min |
| Jun 4, 5:10 PM EDT | Special Weather Statement | JAX | Pierce | 35 min |
| Jun 4, 5:33 PM EDT | Special Weather Statement | JAX | Appling | 27 min |
| Jun 4, 6:12 PM EDT | Special Weather Statement | JAX | Pierce | 33 min |
| Jun 4, 6:26 PM EDT | Areal Flood Advisory | JAX | Pierce | 94 min |
| Jun 4, 6:28 PM EDT | Special Weather Statement | JAX | Brantley | 32 min |
| Jun 4, 6:37 PM EDT | Special Weather Statement | JAX | Brantley, Pierce | 53 min |
| Jun 4, 6:42 PM EDT | Special Weather Statement | JAX | Clinch | 33 min |
| Jun 4, 6:55 PM EDT | Special Weather Statement | JAX | Brantley | 50 min |
| Jun 4, 7:01 PM EDT | Special Weather Statement | JAX | Coffee | 29 min |
| Jun 4, 7:21 PM EDT | Special Weather Statement | JAX | Atkinson | 39 min |
| Jun 4, 7:29 PM EDT | Special Weather Statement | JAX | Pierce | 46 min |
| Jun 4, 7:33 PM EDT | Areal Flood Advisory | JAX | Bacon, Brantley, Camden, Charlton, Coffee, Pierce and 1 more | 87 min |
| Jun 4, 7:44 PM EDT | Special Weather Statement | JAX | Brantley | 31 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2013Every severe thunderstorm warning in 2013
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.