Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Jacksonville, FL
NWS Jacksonville, FL issued this special weather statement at Aug 6, 2021, 1:49 PM EDT for Bradford County, Florida. It was in force for 41 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 6, 2021, 1:49 PM EDT (17:49 UTC)
- Expired
- Aug 6, 2021, 2:30 PM EDT
- In force
- 41 min
- Issued by
- NWS Jacksonville, FL
- Hail
- 0.00 in
- Wind
- 40
County Bradford County, FL
The radar
The Jacksonville radar (KJAX), 46 km from the middle of the area, began a volume at 17:49 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, 5.8 hours before the alert went out and 47 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
- 879 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 630 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- -19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
861
WWUS82 KJAX 061749
SPSJAX
Special Weather Statement
National Weather Service Jacksonville FL
149 PM EDT Fri Aug 6 2021
FLZ023-030-031-232-425-061830-
Baker FL-Western Clay FL-Union FL-Western Duval FL-Bradford FL-
149 PM EDT Fri Aug 6 2021
...A thunderstorm will impact portions of northeastern Bradford,
southeastern Baker, northeastern Union, northwestern Clay and west
central Duval Counties through 230 PM EDT...
At 148 PM EDT, Doppler radar was tracking showers and a strong
thunderstorm over Raiford, moving northeast at 20 mph.
HAZARD...Winds in excess of 40 mph and locally heavy rain.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Raiford, Macclenny, Glen St. Mary, Maxville, Johnstown and Ellerbee.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3022 8193 2995 8217 3007 8236 3036 8218
3036 8216 3037 8214 3037 8213 3031 8205
3027 8205 3029 8203
TIME...MOT...LOC 1748Z 215DEG 17KT 3008 8223
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
SHASHYThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 2:27 PM EDT | Special Weather Statement | JAX | Duval, Nassau | 48 min |
| Aug 6, 3:10 PM EDT | Special Marine Warning | JAX | 65 min | |
| Aug 6, 3:35 PM EDT | River Flood Warning | JAX | Alachua, Columbia | 21 days |
| Aug 6, 3:40 PM EDT | Special Marine Warning | JAX | 65 min | |
| Aug 6, 3:55 PM EDT | Special Marine Warning | JAX | 65 min | |
| Aug 6, 4:19 PM EDT | Special Weather Statement | JAX | Gilchrist | 56 min |
| Aug 6, 4:42 PM EDT | Special Marine Warning | JAX | 39 min | |
| Aug 6, 4:53 PM EDT | Special Marine Warning | JAX | 67 min | |
| Aug 6, 2:53 PM EDT | Special Weather Statement | JAX | Camden, Glynn | 52 min |
| Aug 6, 5:57 PM EDT | Special Weather Statement | JAX | Bacon | 33 min |
| Aug 6, 6:27 PM EDT | Special Weather Statement | JAX | Appling | 48 min |
| Aug 6, 6:36 PM EDT | Special Weather Statement | JAX | Pierce | 39 min |
| Aug 6, 6:53 PM EDT | Special Weather Statement | JAX | Atkinson | 52 min |
| Aug 6, 7:10 PM EDT | Special Weather Statement | JAX | Atkinson | 50 min |
| Aug 6, 7:16 PM EDT | Special Weather Statement | JAX | Bacon | 44 min |
Nearby
Special Weather Statements in Florida, 2021Every special weather statement 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.