Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 89, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 13, 2021, 3:35 PM EDT for Marion County, Putnam County, Florida. It was in force for 18 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
- Jun 13, 2021, 3:35 PM EDT (19:35 UTC)
- Expired
- Jun 13, 2021, 3:53 PM EDT
- In force
- 18 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Marion County, FL, Putnam County, FL
The radar
The Jacksonville radar (KJAX), 121 km from the middle of the area, began a volume at 19:40 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, 7.6 hours before the alert went out and 123 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
- 1032 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 642 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
413
WUUS52 KJAX 131935
SVRJAX
FLC083-107-132015-
/O.NEW.KJAX.SV.W.0089.210613T1935Z-210613T2015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jacksonville FL
335 PM EDT Sun Jun 13 2021
The National Weather Service in Jacksonville has issued a
* Severe Thunderstorm Warning for...
Northeastern Marion County in northern Florida...
Southeastern Putnam County in northeastern Florida...
* Until 415 PM EDT.
* At 335 PM EDT, a severe thunderstorm was located near Lake Delancy,
or 7 miles west of Pomona Park, moving south at 10 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Crescent City, Pomona Park, Salt Springs, Lake Delancy, Fruitland,
Satsuma, Welaka, Lake Como and Georgetown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2950 8186 2956 8174 2956 8157 2938 8146
2932 8168 2931 8168 2929 8165 2928 8164
2923 8177
TIME...MOT...LOC 1935Z 343DEG 7KT 2948 8172
HAIL...1.25IN
WIND...60MPH
$$
HESS1 follow-up statement
846
WWUS52 KJAX 131953
SVSJAX
Severe Weather Statement
National Weather Service Jacksonville FL
353 PM EDT Sun Jun 13 2021
FLC083-107-132003-
/O.CAN.KJAX.SV.W.0089.000000T0000Z-210613T2015Z/
Marion FL-Putnam FL-
353 PM EDT Sun Jun 13 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MARION AND
SOUTHEASTERN PUTNAM COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However small hail, gusty
winds and heavy rain are still possible with this thunderstorm.
LAT...LON 2950 8186 2956 8174 2956 8157 2938 8146
2932 8168 2931 8168 2929 8165 2928 8164
2923 8177
TIME...MOT...LOC 1948Z 343DEG 7KT 2945 8171
$$
HESSThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:44 PM EDT | Special Marine Warning | JAX | 61 min | |
| Jun 13, 2:06 PM EDT | Special Weather Statement | JAX | Alachua | 39 min |
| Jun 13, 2:08 PM EDT | Special Weather Statement | JAX | Putnam | 52 min |
| Jun 13, 2:11 PM EDT | Special Marine Warning | JAX | 64 min | |
| Jun 13, 2:18 PM EDT | Special Weather Statement | JAX | Marion | 27 min |
| Jun 13, 2:21 PM EDT | Special Weather Statement | JAX | Gilchrist | 39 min |
| Jun 13, 2:40 PM EDT | Special Weather Statement | JAX | Marion | 50 min |
| Jun 13, 2:56 PM EDT | Special Weather Statement | JAX | Flagler | 49 min |
| Jun 13, 3:02 PM EDT | Special Weather Statement | JAX | Alachua, Putnam | 43 min |
| Jun 13, 3:04 PM EDT | Special Weather Statement | JAX | Saint Johns | 41 min |
| Jun 13, 3:10 PM EDT | Severe Thunderstorm Warning | JAX | Flagler | 35 min |
| Jun 13, 3:14 PM EDT | Special Weather Statement | JAX | Clay | 31 min |
| Jun 13, 3:19 PM EDT | Special Marine Warning | JAX | 41 min | |
| Jun 13, 3:26 PM EDT | Special Weather Statement | JAX | Putnam | 49 min |
| Jun 13, 3:40 PM EDT | Special Marine Warning | JAX | 65 min | |
| Jun 13, 3:42 PM EDT | Special Weather Statement | JAX | Bradford, Clay | 48 min |
| Jun 13, 3:43 PM EDT | Tornado Warning | JAX | Flagler | 11 min |
| Jun 13, 3:46 PM EDT | Special Weather Statement | JAX | Saint Johns | 29 min |
| Jun 13, 3:50 PM EDT | Special Weather Statement | JAX | Marion | 40 min |
| Jun 13, 4:01 PM EDT | Special Weather Statement | JAX | Flagler | 29 min |
| Jun 13, 4:21 PM EDT | Special Weather Statement | JAX | Clay | 54 min |
| Jun 13, 4:31 PM EDT | Special Weather Statement | JAX | Flagler | 29 min |
| Jun 13, 4:50 PM EDT | Special Weather Statement | JAX | Duval | 40 min |
| Jun 13, 4:56 PM EDT | Severe Thunderstorm Warning | JAX | Duval | 14 min |
| Jun 13, 5:01 PM EDT | Flash Flood Warning | JAX | Duval | 79 min |
| Jun 13, 5:50 PM EDT | Special Weather Statement | JAX | Baker, Columbia | 40 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2021Every severe thunderstorm 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.