Alert archive / Florida / Special Weather Statements in 2017
Special Weather Statement, NWS Jacksonville, FL
NWS Jacksonville, FL issued this special weather statement at Aug 8, 2017, 3:25 PM EDT for 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 outline as issued.
The facts
- Issued
- Aug 8, 2017, 3:25 PM EDT (19:25 UTC)
- Expired
- Aug 8, 2017, 4:00 PM EDT
- In force
- 35 min
- Issued by
- NWS Jacksonville, FL
County Saint Johns County, FL
The radar
The Jacksonville radar (KJAX), 95 km from the middle of the area, began a volume at 19:29 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, 7.4 hours before the alert went out and 96 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
- 743 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 969 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Aug 8, 11:39 AM EDT, 3 hours 46 minutes earlier.
Area forecast discussion, Aug 8, 11:39 AM EDT, 3 hours 46 minutes before
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</html>Hazardous weather outlook, Aug 8, 4:28 AM EDT, 10 hours 57 minutes before
Hazardous Weather Outlook National Weather Service Jacksonville FL 428 AM EDT Tue Aug 8 2017 AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-124-125- GAZ132>136-149>154-162>166-090830- 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- 428 AM EDT Tue Aug 8 2017 ...STRONG THUNDERSTORMS POSSIBLE THIS AFTERNOON AND EARLY EVENING WITH LOCALLY HEAVY RAIN AND GUSTY WINDS... ...MODERATE RISK OF RIP CURRENTS AT AREA BEACHES... This Hazardous Weather Outlook is for Northeast Florida, Southeast Georgia and the Adjacent Coastal Waters. .DAY ONE...Today and Tonight... Scattered to numerous thunderstorms are expected to develop during the mid to late afternoon mainly across the inland areas although a few storms may make it to the coast this evening before fading. A few storms may become strong and produce strong gusty winds in addition to frequent lightning. Locally heavy rainfall may cause temporary flooding in low lying areas. There is a Moderate Risk of rip currents at the northeast Florida beaches due to easterly swells. A River Flood warning is in effect for the St. Marys River at Macclenny where minor flooding will occur. .DAYS TWO THROUGH SEVEN...Wednesday through Monday... Scattered mainly afternoon and evening thunderstorms are expected each day. A few strong storms will be possible. .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 8, 2:44 PM EDT, 41 minutes before
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</html>Local storm report, Aug 8, 2:44 PM EDT, 41 minutes before
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</html>Special weather statement, Aug 8, 2:46 PM EDT, 39 minutes before
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</html>Special weather statement, Aug 8, 3:25 PM EDT, 0 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 8, 2:44 PM EDT | Special Weather Statement | JAX | Saint Johns | 31 min |
| Aug 8, 2:46 PM EDT | Special Weather Statement | JAX | Saint Johns | 29 min |
| Aug 8, 2:51 PM EDT | Special Marine Warning | JAX | 54 min | |
| Aug 8, 3:29 PM EDT | Special Marine Warning | JAX | 61 min | |
| Aug 8, 3:40 PM EDT | Special Marine Warning | JAX | 65 min | |
| Aug 8, 3:43 PM EDT | Special Marine Warning | JAX | 62 min | |
| Aug 8, 3:55 PM EDT | Special Weather Statement | JAX | Duval | 50 min |
| Aug 8, 4:24 PM EDT | Special Weather Statement | JAX | Nassau | 36 min |
| Aug 8, 4:26 PM EDT | Special Weather Statement | JAX | Clay | 49 min |
| Aug 8, 4:34 PM EDT | Special Marine Warning | JAX | 56 min | |
| Aug 8, 4:36 PM EDT | Areal Flood Advisory | JAX | Duval | 84 min |
| Aug 8, 4:51 PM EDT | Areal Flood Advisory | JAX | Nassau | 84 min |
| Aug 8, 4:52 PM EDT | Special Weather Statement | JAX | Duval | 23 min |
| Aug 8, 5:03 PM EDT | Special Weather Statement | JAX | Columbia | 42 min |
| Aug 8, 5:09 PM EDT | Special Weather Statement | JAX | Clay | 51 min |
| Aug 8, 5:15 PM EDT | Special Weather Statement | JAX | Nassau | 45 min |
| Aug 8, 5:24 PM EDT | Special Marine Warning | JAX | 96 min | |
| Aug 8, 5:27 PM EDT | Special Weather Statement | JAX | Nassau | 48 min |
| Aug 8, 5:37 PM EDT | Special Weather Statement | JAX | Baker | 53 min |
| Aug 8, 5:42 PM EDT | Areal Flood Advisory | JAX | Duval | 93 min |
| Aug 8, 5:46 PM EDT | Areal Flood Advisory | JAX | Suwannee | 89 min |
| Aug 8, 5:46 PM EDT | Special Weather Statement | JAX | Alachua | 44 min |
| Aug 8, 6:02 PM EDT | Special Weather Statement | JAX | Baker | 43 min |
| Aug 8, 6:11 PM EDT | Areal Flood Advisory | JAX | Nassau | 2 hr |
| Aug 8, 6:15 PM EDT | Areal Flood Advisory | JAX | Baker, Nassau | 90 min |
| Aug 8, 6:25 PM EDT | Special Weather Statement | JAX | Bradford | 50 min |
| Aug 8, 6:32 PM EDT | Special Weather Statement | JAX | Columbia | 43 min |
| Aug 8, 6:38 PM EDT | Special Weather Statement | JAX | Marion | 52 min |
| Aug 8, 6:42 PM EDT | Special Weather Statement | JAX | Nassau | 48 min |
| Aug 8, 6:48 PM EDT | Areal Flood Warning | JAX | Nassau | 3 hr |
| Aug 8, 6:50 PM EDT | Areal Flood Warning | JAX | Alachua, Bradford | 85 min |
| Aug 8, 6:50 PM EDT | Special Weather Statement | JAX | Clay | 40 min |
| Aug 8, 6:55 PM EDT | Special Marine Warning | JAX | 65 min | |
| Aug 8, 7:13 PM EDT | Special Weather Statement | JAX | Clay | 47 min |
| Aug 8, 7:16 PM EDT | Areal Flood Advisory | JAX | Marion | 119 min |
| Aug 8, 7:25 PM EDT | Special Weather Statement | JAX | Flagler | 50 min |
| Aug 8, 7:29 PM EDT | Special Weather Statement | JAX | Marion | 46 min |
| Aug 8, 7:31 PM EDT | Special Weather Statement | JAX | Putnam | 44 min |
| Aug 8, 7:54 PM EDT | Special Marine Warning | JAX | 66 min | |
| Aug 7, 8:13 PM EDT | Special Weather Statement | JAX | Wayne | 47 min |
| Aug 8, 3:38 PM EDT | Special Weather Statement | JAX | Glynn | 37 min |
| Aug 8, 3:47 PM EDT | Special Weather Statement | JAX | Camden | 43 min |
| Aug 8, 3:51 PM EDT | Special Weather Statement | JAX | Clinch | 39 min |
| Aug 8, 4:00 PM EDT | Special Weather Statement | JAX | Glynn | 45 min |
| Aug 8, 4:27 PM EDT | Special Weather Statement | JAX | Charlton | 48 min |
| Aug 8, 4:31 PM EDT | Special Weather Statement | JAX | Glynn | 44 min |
| Aug 8, 5:05 PM EDT | Special Weather Statement | JAX | Brantley, Charlton | 40 min |
| Aug 8, 5:07 PM EDT | Special Weather Statement | JAX | Camden, Glynn | 53 min |
| Aug 8, 5:21 PM EDT | Areal Flood Advisory | JAX | Glynn | 84 min |
| Aug 8, 5:30 PM EDT | Special Weather Statement | JAX | Pierce | 45 min |
| Aug 8, 6:58 PM EDT | Special Weather Statement | JAX | Wayne | 47 min |
| Aug 8, 7:37 PM EDT | Areal Flood Advisory | JAX | Glynn, Wayne | 113 min |
| Aug 8, 7:44 PM EDT | Special Weather Statement | JAX | Wayne | 46 min |
| Aug 8, 7:51 PM EDT | Special Weather Statement | JAX | Clinch | 39 min |
Nearby
Special Weather Statements in Florida, 2017Every special weather statement in 2017
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.