Alert archive / Florida / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 115, NWS Jacksonville, FL

July 13, 2005Baker County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Jul 13, 2005, 6:57 PM EDT for Baker County, Florida. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 13, 2005, 6:57 PM EDT (22:57 UTC)
Expired: Jul 13, 2005, 7:30 PM EDT
In force: 33 min
Issued by: NWS Jacksonville, FL
Area: Counties, with a storm outline in the text

County Baker County, FL

The radar

The Jacksonville radar (KJAX), 58 km from the middle of the area, began a volume at 22:59 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 11.0 hours before the alert went out and 193 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: 196 J/kg
Mixed-layer CIN: -121 J/kg
Mixed-layer LCL: 943 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 14 m²/s²
0-3 km storm-relative helicity: -5 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jacksonville, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 13, 2:46 PM EDT, 4 hours 11 minutes earlier.

Area forecast discussion, Jul 13, 2:46 PM EDT, 4 hours 11 minutes before

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Hazardous weather outlook, Jul 13, 12:05 PM EDT, 6 hours 52 minutes before

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In the hours before

Local storm report, Jul 13, 5:14 PM EDT, 1 hour 43 minutes before

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Special weather statement, Jul 13, 5:23 PM EDT, 1 hour 34 minutes before

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Special weather statement, Jul 13, 6:17 PM EDT, 40 minutes before

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Special weather statement, Jul 13, 6:28 PM EDT, 29 minutes before

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Special weather statement, Jul 13, 6:49 PM EDT, 8 minutes before

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Special weather statement, Jul 13, 6:53 PM EDT, 4 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 5:54 PM EDT	Severe Thunderstorm Warning	JAX	Alachua	36 min

Nearby

Severe Thunderstorm Warnings in Florida, 2005 Every severe thunderstorm warning in 2005

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.