Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Jacksonville, FL
NWS Jacksonville, FL issued this special weather statement at Jun 3, 2021, 4:21 PM EDT for Saint Johns County, Florida. It was in force for 39 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 3, 2021, 4:21 PM EDT (20:21 UTC)
- Expired
- Jun 3, 2021, 5:00 PM EDT
- In force
- 39 min
- Issued by
- NWS Jacksonville, FL
- Hail
- 0.75 in
- Wind
- 50
County Saint Johns County, FL
The radar
The Jacksonville radar (KJAX), 96 km from the middle of the area, began a volume at 20:22 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 3, 4:45 PM EDT | TSTM WND DMG | E Hastings, FL | 911 CALL CENTER REPORTED TREE DOWN ON NORTH FIRST STREET IN HASTINGS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 8.4 hours before the alert went out and 97 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
- 587 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 813 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
649
WWUS82 KJAX 032021
SPSJAX
Special Weather Statement
National Weather Service Jacksonville FL
421 PM EDT Thu Jun 3 2021
FLZ033-038-133-137-032100-
Coastal St. Johns FL-Inland Flagler FL-Eastern Putnam FL-
Inland St. Johns FL-
421 PM EDT Thu Jun 3 2021
...A strong thunderstorm will impact portions of northwestern
Flagler, southeastern St. Johns and east central Putnam Counties
through 500 PM EDT...
At 420 PM EDT, Doppler radar was tracking a strong thunderstorm near
Hastings, moving northeast at 20 mph.
HAZARD...Wind gusts up to 50 mph, penny size hail, and minor
flooding due to heavy rainfall.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible. Minor flooding due to heavy rainfall is possible.
Locations impacted include...
Hastings, East Palatka, Crescent Beach, San Mateo, Saint Augustine
Shores, Spuds, Dupont Center and Elkton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 2953 8154 2959 8164 2987 8138 2973 8122
TIME...MOT...LOC 2020Z 217DEG 16KT 2967 8147
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH
$$
DDThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 3:48 PM EDT | Special Weather Statement | JAX | Saint Johns | 42 min |
| Jun 3, 4:30 PM EDT | Severe Thunderstorm Warning | JAX | Flagler, Putnam, Saint Johns | 18 min |
| Jun 3, 5:24 PM EDT | Special Weather Statement | JAX | Marion | 36 min |
| Jun 3, 3:41 PM EDT | Special Weather Statement | JAX | Clinch | 34 min |
| Jun 3, 5:46 PM EDT | Special Weather Statement | JAX | Pierce | 29 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.