Alert archive / Florida / Special Weather Statements in 2013

Special Weather Statement, NWS Miami, FL

August 9, 2013Lee County, Florida

NWS Miami, FL issued this special weather statement at Aug 9, 2013, 1:44 PM EDT for Lee County, Florida. It was in force for 31 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: Aug 9, 2013, 1:44 PM EDT (17:44 UTC)
Expired: Aug 9, 2013, 2:15 PM EDT
In force: 31 min
Issued by: NWS Miami, FL

County Lee County, FL

The radar

The Miami radar (KAMX), 160 km from the middle of the area, began a volume at 17:46 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

Tampa Bay, FL (KTBW), launched 12:00Z, 5.7 hours before the alert went out and 166 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: 873 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 842 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: -39 m²/s²
0-3 km storm-relative helicity: -13 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -1.2

Open this sounding in Storm Lab

The text

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

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 9, 1:46 PM EDT	Special Marine Warning	MFL		44 min
Aug 9, 3:01 PM EDT	Special Weather Statement	MFL	Glades	29 min

Nearby

Special Weather Statements in Florida, 2013 Every special weather statement in 2013

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.