Alert archive / Florida / Tornado Warnings in 2001

Tornado Warning 52, NWS Jacksonville, FL

September 14, 2001Flagler County, Florida

NWS Jacksonville, FL issued this tornado warning at Sep 14, 2001, 6:33 PM EDT for Flagler County, Florida. It was in force for 42 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Sep 14, 2001, 6:33 PM EDT (22:33 UTC)
Expired: Sep 14, 2001, 7:15 PM EDT
In force: 42 min
Issued by: NWS Jacksonville, FL
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Flagler County, FL

The radar

The Jacksonville radar (KJAX), 114 km from the middle of the area, began a volume at 22:36 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
Sep 14, 6:35 PM EDT	Tornado F0	Bunnell, FL	Weak F0. Tree tops damaged.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 10.6 hours before the alert went out and 116 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 256 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 567 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: -81 m²/s²
0-3 km storm-relative helicity: -108 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

870 
WFUS52 KJAX 142233
TORJAX
FLC035-142315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
633 PM EDT FRI SEP 14 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  FLAGLER COUNTY IN NORTHEAST FLORIDA
  THIS INCLUDES...ANDALUSIA...BUNNELL...

* UNTIL 715 PM EDT

* AT 630 PM EDT PUBLIC REPORTED A TORNADO OVER 3 MILES WEST OF       
  BUNNELL...MOVING WEST AT 15 MPH.

* SOME LOCATIONS NEAR THE PATH OF THE STORM THROUGH 715 PM EDT... .
  ANDALUSIA...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

LAT...LON 2952 8115 2962 8138 2962 8152 2949 8152
          2942 8148 2936 8123

$$

PETERSON

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 14, 11:31 AM EDT	Tornado Warning	JAX	Saint Johns	44 min
Sep 14, 12:29 PM EDT	Tornado Warning	JAX	Flagler, Saint Johns	46 min
Sep 14, 1:04 PM EDT	Tornado Warning	JAX	Flagler	41 min
Sep 14, 1:50 PM EDT	Tornado Warning	JAX	Flagler, Saint Johns	25 min
Sep 14, 2:31 PM EDT	Tornado Warning	JAX	Saint Johns	14 min
Sep 14, 5:19 PM EDT	Tornado Warning	JAX	Putnam	26 min
Sep 14, 5:39 PM EDT	Tornado Warning	JAX	Saint Johns	51 min
Sep 14, 6:56 PM EDT	Tornado Warning	JAX	Putnam	49 min

Nearby

Tornado Warnings in Florida, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.