Alert archive / Florida / Special Weather Statements in 2009

Special Weather Statement, NWS Tampa Bay, FL

July 29, 2009Charlotte County, Florida

NWS Tampa Bay, FL issued this special weather statement at Jul 29, 2009, 3:21 PM EDT for Charlotte County, Florida. It was in force for 39 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: Jul 29, 2009, 3:21 PM EDT (19:21 UTC)
Expired: Jul 29, 2009, 4:00 PM EDT
In force: 39 min
Issued by: NWS Tampa Bay, FL

County Charlotte County, FL

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 7.4 hours before the alert went out and 217 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: 750 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 955 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 9 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 29, 1:44 PM EDT, 1 hour 37 minutes earlier.

Area forecast discussion, Jul 29, 1:44 PM EDT, 1 hour 37 minutes before

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Hazardous weather outlook, Jul 29, 5:17 AM EDT, 10 hours 4 minutes before

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In the hours before

Special weather statement, Jul 29, 3:21 PM EDT, 0 minutes before

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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
Jul 29, 3:37 PM EDT	Special Weather Statement	TBW	Sumter	38 min
Jul 29, 4:03 PM EDT	Special Weather Statement	TBW	Charlotte, DeSoto, Hardee, Highlands	42 min
Jul 29, 4:10 PM EDT	Areal Flood Advisory	TBW	Charlotte	65 min
Jul 29, 4:36 PM EDT	Special Weather Statement	TBW	Pasco	39 min
Jul 29, 4:48 PM EDT	Special Weather Statement	TBW	Charlotte, DeSoto, Hardee, Highlands	57 min
Jul 29, 5:24 PM EDT	Special Weather Statement	TBW	Hernando	51 min
Jul 29, 5:32 PM EDT	Special Weather Statement	TBW	Polk	58 min
Jul 29, 6:23 PM EDT	Special Weather Statement	TBW	Polk	37 min
Jul 29, 6:27 PM EDT	Areal Flood Advisory	TBW	Hernando	63 min

Nearby

Special Weather Statements in Florida, 2009 Every special weather statement in 2009

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.