Alert archive / Georgia / Tropical Storm Warnings in 2021
Tropical Storm Warning 1005, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tropical storm warning at Jul 6, 2021, 4:51 AM EDT for 8 counties in Florida; 9 counties in Georgia. It was in force for 42 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 6, 2021, 4:51 AM EDT (08:51 UTC)
- Expired
- Jul 7, 2021, 11:11 PM EDT
- In force
- 42 hr
- Issued by
- NWS Jacksonville, FL
Counties Alachua County, FL, Baker County, FL, Bradford County, FL, Gilchrist County, FL, Marion County, FL, Nassau County, FL, Suwannee County, FL, Union County, FL, Brantley County, GA, Camden County, GA, Charlton County, GA, Clinch County, GA, Echols County, GA, Glynn County, GA, Pierce County, GA, Ware County, GA, Wayne County, GA
The radar
The Jacksonville radar (KJAX), 53 km from the middle of the area, began a volume at 08:51 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.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 8.9 hours before the alert went out and 197 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
- 836 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 723 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this tropical storm 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 tropical storm warning went out at Jul 6, 1:50 AM EDT, 3 hours 1 minute earlier.
Area forecast discussion, Jul 6, 1:50 AM EDT, 3 hours 1 minute 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 |
|---|---|---|---|---|
| Jul 5, 10:29 PM EDT | Special Marine Warning | JAX | 91 min | |
| Jul 6, 2:40 AM EDT | Flood Watch | JAX | Alachua, Baker, Bradford, Clay, Duval, Flagler and 6 more | 43 hr |
| Jul 6, 4:54 PM EDT | Small Craft Advisory | JAX | 42 hr | |
| Jul 6, 4:56 PM EDT | Wind Advisory | JAX | Clay, Duval, Flagler, Nassau, Putnam | 30 hr |
| Jul 6, 6:20 PM EDT | Special Weather Statement | JAX | Hamilton | 40 min |
| Jul 6, 2:39 PM EDT | Special Weather Statement | JAX | Clinch, Echols | 51 min |
| Jul 6, 5:18 PM EDT | Special Weather Statement | JAX | Coffee | 42 min |
| Jul 6, 5:43 PM EDT | Special Weather Statement | JAX | Appling | 47 min |
Nearby
Tropical Storm Warnings in Georgia, 2021Tropical Storm Warnings in Florida, 2021Every tropical storm warning in 2021
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.