Alert archive / Florida / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 96, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 5, 2015, 4:09 PM EDT for Marion County, Florida. It was in force for 36 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 5, 2015, 4:09 PM EDT (20:09 UTC)
- Expired
- Jun 5, 2015, 4:45 PM EDT
- In force
- 36 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
County Marion County, FL
The radar
The Jacksonville radar (KJAX), 146 km from the middle of the area, began a volume at 20:11 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 12:00Z, 8.2 hours before the alert went out and 173 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
- 45 J/kg
- Mixed-layer CIN
- -146 J/kg
- Mixed-layer LCL
- 1118 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- -16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 8:03 PM EDT | Special Weather Statement | JAX | Gilchrist | 27 min |
| Jun 4, 8:13 PM EDT | Special Weather Statement | JAX | Baker | 47 min |
| Jun 4, 8:23 PM EDT | Special Weather Statement | JAX | Gilchrist | 37 min |
| Jun 4, 8:35 PM EDT | Special Weather Statement | JAX | Baker | 40 min |
| Jun 4, 9:13 PM EDT | Special Weather Statement | JAX | Baker | 47 min |
| Jun 5, 1:31 PM EDT | Special Weather Statement | JAX | Saint Johns | 44 min |
| Jun 5, 1:51 PM EDT | Special Weather Statement | JAX | Gilchrist | 24 min |
| Jun 5, 2:11 PM EDT | Special Weather Statement | JAX | Marion | 49 min |
| Jun 5, 2:32 PM EDT | Special Weather Statement | JAX | Gilchrist | 28 min |
| Jun 5, 2:45 PM EDT | Special Weather Statement | JAX | Flagler | 45 min |
| Jun 5, 3:02 PM EDT | Special Weather Statement | JAX | Nassau | 28 min |
| Jun 5, 3:28 PM EDT | Special Weather Statement | JAX | Nassau | 32 min |
| Jun 5, 3:37 PM EDT | Special Weather Statement | JAX | Marion, Putnam | 53 min |
| Jun 5, 3:54 PM EDT | Severe Thunderstorm Warning | JAX | Clay, Duval | 51 min |
| Jun 5, 4:19 PM EDT | Special Weather Statement | JAX | Putnam | 26 min |
| Jun 5, 4:25 PM EDT | Special Weather Statement | JAX | Baker | 35 min |
| Jun 5, 4:43 PM EDT | Special Weather Statement | JAX | Clay | 47 min |
| Jun 5, 4:47 PM EDT | Special Weather Statement | JAX | Putnam | 28 min |
| Jun 5, 5:09 PM EDT | Special Weather Statement | JAX | Putnam | 36 min |
| Jun 5, 5:24 PM EDT | Special Weather Statement | JAX | Putnam | 36 min |
| Jun 5, 5:29 PM EDT | Special Weather Statement | JAX | Clay | 31 min |
| Jun 5, 6:10 PM EDT | Areal Flood Advisory | JAX | Putnam | 95 min |
| Jun 5, 6:38 PM EDT | Special Weather Statement | JAX | Gilchrist | 22 min |
| Jun 5, 1:12 PM EDT | Special Weather Statement | JAX | Camden | 18 min |
| Jun 5, 1:14 PM EDT | Special Weather Statement | JAX | Pierce | 31 min |
| Jun 5, 1:58 PM EDT | Special Weather Statement | JAX | Pierce | 32 min |
| Jun 5, 2:18 PM EDT | Special Weather Statement | JAX | Glynn | 42 min |
| Jun 5, 7:07 PM EDT | Special Weather Statement | JAX | Wayne | 23 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2015Every severe thunderstorm warning in 2015
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.