Alert archive / Florida / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 31, NWS Tampa Bay, FL

May 30, 2005Lee County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at May 30, 2005, 10:33 PM EDT for Lee County, Florida. It was in force for 27 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: May 30, 2005, 10:33 PM EDT (02:33 UTC)
Expired: May 30, 2005, 11:00 PM EDT
In force: 27 min
Issued by: NWS Tampa Bay, FL
Area: Counties, with a storm outline in the text

County Lee County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 2.6 hours before the alert went out and 132 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: 456 J/kg
Mixed-layer CIN: -70 J/kg
Mixed-layer LCL: 1635 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

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 Tampa Bay, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at May 30, 8:20 PM EDT, 2 hours 13 minutes earlier.

Area forecast discussion, May 30, 8:20 PM EDT, 2 hours 13 minutes before

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Hazardous weather outlook, May 30, 5:28 AM EDT, 17 hours 5 minutes before

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In the hours before

Special weather statement, May 30, 6:39 PM EDT, 3 hours 54 minutes before

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Special weather statement, May 30, 7:20 PM EDT, 3 hours 13 minutes before

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Special weather statement, May 30, 8:00 PM EDT, 2 hours 33 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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The office that day

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

Issued	Product	Office	Counties	Lasted
May 31, 4:33 AM EDT	Special Marine Warning	TBW		42 min
May 31, 7:12 AM EDT	Special Marine Warning	TBW		63 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.