Alert archive / Florida / Tornado Warnings in 2017
Tornado Warning 76, NWS Jacksonville, FL
NWS Jacksonville, FL issued this tornado warning at Sep 10, 2017, 1:28 PM EDT for Flagler County, Florida. It was in force for 32 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
- Sep 10, 2017, 1:28 PM EDT (17:28 UTC)
- Expired
- Sep 10, 2017, 2:00 PM EDT
- In force
- 32 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Flagler County, FL
The radar
The Jacksonville radar (KJAX), 104 km from the middle of the area, began a volume at 17:31 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 10, 12:02 PM EDT | Tornado Watch | SPC | 13 hr |
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 5.5 hours before the alert went out and 105 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
- 396 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 476 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 226 m²/s²
- 0-3 km storm-relative helicity
- 297 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.9
The text
As transmitted.
795
WFUS52 KJAX 101728
TORJAX
FLC035-101800-
/O.NEW.KJAX.TO.W.0076.170910T1728Z-170910T1800Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jacksonville FL
128 PM EDT SUN SEP 10 2017
The National Weather Service in Jacksonville has issued a
* Tornado Warning for...
Northern Flagler County in northeastern Florida...
* Until 200 PM EDT
* At 128 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Palm Coast, moving west at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This tornadic thunderstorm will remain over mainly rural areas of
northern Flagler County, including the following locations:
Espanola and Beverly Beach.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.
&&
LAT...LON 2946 8144 2962 8149 2963 8132 2965 8132
2964 8131 2965 8130 2965 8128 2967 8126
2966 8125 2967 8122 2968 8122 2970 8116
2953 8110
TIME...MOT...LOC 1728Z 076DEG 28KT 2960 8123
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
TW1 follow-up statement
086
WWUS52 KJAX 101740
SVSJAX
Severe Weather Statement
National Weather Service Jacksonville FL
140 PM EDT SUN SEP 10 2017
FLC035-101800-
/O.CON.KJAX.TO.W.0076.000000T0000Z-170910T1800Z/
Flagler FL-
140 PM EDT SUN SEP 10 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 PM EDT FOR
NORTHWESTERN FLAGLER COUNTY...
At 140 PM EDT, a severe thunderstorm capable of producing a tornado
was located 7 miles west of Palm Coast, moving west at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
northwestern Flagler County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.
&&
LAT...LON 2950 8145 2962 8149 2963 8132 2965 8132
2964 8131 2965 8130 2965 8128 2964 8127
2961 8126 2958 8124
TIME...MOT...LOC 1740Z 076DEG 28KT 2958 8134
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
TWThe office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 9:25 PM EDT | River Flood Warning | JAX | Clay | 5 days |
| Sep 9, 9:27 PM EDT | River Flood Warning | JAX | Baker, Nassau | 16 days |
| Sep 9, 9:39 PM EDT | River Flood Warning | JAX | Alachua, Columbia, Gilchrist | 32 days |
| Sep 9, 9:42 PM EDT | River Flood Warning | JAX | Clay | 5 days |
| Sep 10, 5:10 AM EDT | Special Marine Warning | JAX | 65 min | |
| Sep 10, 6:18 AM EDT | Areal Flood Warning | JAX | Baker, Bradford, Clay, Duval, Saint Johns | 6 hr |
| Sep 10, 8:14 AM EDT | Areal Flood Warning | JAX | Clay, Putnam | 3 hr |
| Sep 10, 9:11 AM EDT | Areal Flood Warning | JAX | Alachua, Bradford, Clay, Columbia, Gilchrist, Union | 3 hr |
| Sep 10, 9:59 AM EDT | River Flood Warning | JAX | Columbia, Hamilton, Suwannee | 3 days |
| Sep 10, 9:59 AM EDT | River Flood Warning | JAX | Hamilton, Suwannee | 5 days |
| Sep 10, 10:12 AM EDT | Areal Flood Warning | JAX | Alachua, Flagler, Marion, Putnam | 3 hr |
| Sep 10, 11:57 AM EDT | Areal Flood Warning | JAX | Alachua, Bradford, Clay, Flagler, Putnam, Saint Johns | 3 hr |
| Sep 10, 12:05 PM EDT | Special Marine Warning | JAX | 25 min | |
| Sep 10, 12:09 PM EDT | Areal Flood Warning | JAX | Clay, Duval, Nassau, Saint Johns | 3 hr |
| Sep 10, 12:19 PM EDT | Tornado Warning | JAX | Flagler, Saint Johns | 22 min |
| Sep 10, 1:11 PM EDT | Areal Flood Warning | JAX | Nassau | 3 hr |
| Sep 10, 3:09 PM EDT | Areal Flood Warning | JAX | Flagler, Putnam | 3 hr |
| Sep 10, 4:11 PM EDT | Areal Flood Warning | JAX | Nassau | 3 hr |
| Sep 10, 4:39 PM EDT | Areal Flood Warning | JAX | Clay, Duval, Saint Johns | 3 hr |
| Sep 10, 4:39 PM EDT | Tornado Warning | JAX | Saint Johns | 24 min |
| Sep 10, 4:58 PM EDT | Areal Flood Warning | JAX | Duval, Nassau, Saint Johns | 3 hr |
| Sep 10, 5:21 PM EDT | Areal Flood Warning | JAX | Clay, Flagler, Putnam, Saint Johns | 3 hr |
| Sep 10, 5:43 PM EDT | Areal Flood Warning | JAX | Duval, Nassau | 3 hr |
| Sep 10, 5:48 PM EDT | Areal Flood Warning | JAX | Flagler, Putnam | 3 hr |
| Sep 10, 7:36 PM EDT | Tornado Warning | JAX | Flagler | 24 min |
| Sep 10, 7:42 PM EDT | Tornado Warning | JAX | Saint Johns | 33 min |
| Sep 10, 7:59 PM EDT | Areal Flood Warning | JAX | Nassau | 3 hr |
Nearby
Tornado Warnings in Florida, 2017Every tornado warning in 2017Tornadoes in 2017
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.