Alert archive / Florida / High Surf Advisories in 2007
High Surf Advisory 4, NWS Jacksonville, FL
NWS Jacksonville, FL issued this high surf advisory at May 14, 2007, 3:08 PM EDT for Flagler County, Nassau County, Florida. It was in force for 27 hr.
The area
The counties it named.
The facts
- Issued
- May 14, 2007, 3:08 PM EDT (19:08 UTC)
- Expired
- May 15, 2007, 6:00 PM EDT
- In force
- 27 hr
- Issued by
- NWS Jacksonville, FL
Counties Flagler County, FL, Nassau County, FL
The radar
The Jacksonville radar (KJAX), 52 km from the middle of the area, began a volume at 19:07 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
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.1 hours before the alert went out and 269 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
- 188 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high surf advisory 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 high surf advisory went out at May 14, 2:33 PM EDT, 35 minutes earlier.
Area forecast discussion, May 14, 2:33 PM EDT, 35 minutes before
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</html>Hazardous weather outlook, May 14, 10:12 AM EDT, 4 hours 56 minutes before
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Special weather statement, May 14, 9:08 AM EDT, 6 hours before
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</html>Local storm report, May 14, 12:25 PM EDT, 2 hours 43 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 |
|---|---|---|---|---|
| May 14, 2:35 AM EDT | Coastal Flood Statement | JAX | Flagler, Nassau | 32 hr |
| May 14, 3:41 AM EDT | Fire Weather Watch | JAX | Gilchrist, Suwannee | 24 hr |
| May 14, 4:35 AM EDT | Lake Wind Advisory | JAX | Baker, Bradford, Flagler, Gilchrist, Nassau, Suwannee and 1 more | 14 hr |
Nearby
High Surf Advisories in Florida, 2007Every high surf advisory in 2007
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.