Alert archive / Florida / Special Weather Statements in 2017
Special Weather Statement, NWS Jacksonville, FL
NWS Jacksonville, FL issued this special weather statement at Feb 22, 2017, 8:13 PM EST for Duval County, Florida. It was in force for 32 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
- Feb 22, 2017, 8:13 PM EST (01:13 UTC)
- Expired
- Feb 22, 2017, 8:45 PM EST
- In force
- 32 min
- Issued by
- NWS Jacksonville, FL
County Duval County, FL
The radar
The Jacksonville radar (KJAX), 27 km from the middle of the area, began a volume at 01:15 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 00:00Z, 1.2 hours before the alert went out and 228 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
- 2 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 1273 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 46 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 Feb 22, 3:25 PM EST, 4 hours 48 minutes earlier.
Area forecast discussion, Feb 22, 3:25 PM EST, 4 hours 48 minutes before
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</html>Hazardous weather outlook, Feb 22, 4:00 PM EST, 4 hours 13 minutes before
Hazardous Weather Outlook...updated National Weather Service Jacksonville FL 400 PM EST Wed Feb 22 2017 AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-124-125- GAZ132>136-149>154-162>166-230930- 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- 400 PM EST Wed Feb 22 2017 ...ISOLATED STORMS POSSIBLE THROUGH EARLY THURSDAY... ...LOCALLY HEAVY RAIN POSSIBLE ALONG THE COAST THROUGH EARLY THURSDAY... This Hazardous Weather Outlook is for Northeast Florida, Southeast Georgia and the Adjacent Coastal Waters. .DAY ONE...Rest of Today and Tonight... There is a slight chance of thunderstorms across northeast Florida and portions of southeast Georgia through the evening...then just along the coastal areas after midnight. Locally heavy rainfall in excess of an inch will be possible through early Thursday morning...mainly along the coast. There is a Moderate risk of rip currents at the area beaches due to increasing onshore winds and seas. A Small Craft Advisory is in effect for the northeast Florida waters beginning tonight. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday... An elevated risk of rip currents and very rough surf is expected at the area beaches Thursday due to stronger onshore flow and elevated seas. Gale conditions possible for coastal waters mainly south of Saint Augustine on Thursday. Small Craft Advisory is in effect rest of coastal waters through Thursday night and possibly into Friday. .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, Feb 22, 3:02 PM EST, 5 hours 11 minutes before
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</html>Special weather statement, Feb 22, 3:31 PM EST, 4 hours 42 minutes before
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</html>Special weather statement, Feb 22, 8:13 PM EST, 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 |
|---|---|---|---|---|
| Feb 22, 9:10 PM EST | High Surf Advisory | JAX | Flagler | 32 hr |
| Feb 22, 9:17 PM EST | Special Weather Statement | JAX | Duval | 28 min |
| Feb 22, 9:58 PM EST | Small Craft Advisory | JAX | 6 hr | |
| Feb 22, 9:58 PM EST | Small Craft Advisory | JAX | 41 hr | |
| Feb 23, 2:50 AM EST | Rip Current Statement | JAX | Duval, Flagler, Nassau | 40 hr |
| Feb 23, 3:12 AM EST | Gale Warning | JAX | 12 hr | |
| Feb 23, 10:35 AM EST | Special Weather Statement | JAX | Flagler, Saint Johns | 55 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.