Alert archive / Florida / Special Weather Statements in 2015

Special Weather Statement, NWS Miami, FL

April 28, 2015Broward County, Florida

NWS Miami, FL issued this special weather statement at Apr 28, 2015, 3:00 PM EDT for Broward County, Florida. It was in force for 30 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: Apr 28, 2015, 3:00 PM EDT (19:00 UTC)
Expired: Apr 28, 2015, 3:30 PM EDT
In force: 30 min
Issued by: NWS Miami, FL

County Broward County, FL

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 7.0 hours before the alert went out and 38 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: 2315 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 697 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 138 m²/s²
0-3 km storm-relative helicity: 220 m²/s²
Significant tornado parameter: 2.3
Supercell composite: 8.9

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 Miami, FL wrote its last area forecast discussion before this special weather statement went out at Apr 28, 10:36 AM EDT, 4 hours 24 minutes earlier.

Area forecast discussion, Apr 28, 10:36 AM EDT, 4 hours 24 minutes before

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Hazardous weather outlook, Apr 28, 9:08 AM EDT, 5 hours 52 minutes before

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In the hours before

Special weather statement, Apr 28, 12:28 PM EDT, 2 hours 32 minutes before

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Local storm report, Apr 28, 12:36 PM EDT, 2 hours 24 minutes before

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Special weather statement, Apr 28, 12:51 PM EDT, 2 hours 9 minutes before

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Special weather statement, Apr 28, 1:18 PM EDT, 1 hour 42 minutes before

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Special weather statement, Apr 28, 1:43 PM EDT, 1 hour 17 minutes before

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Special weather statement, Apr 28, 3:00 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 27, 8:05 PM EDT	Special Weather Statement	MFL	Broward	25 min
Apr 28, 6:33 AM EDT	Special Marine Warning	MFL		57 min
Apr 28, 8:36 AM EDT	Special Marine Warning	MFL		39 min
Apr 28, 11:50 AM EDT	Special Weather Statement	MFL	Glades	40 min
Apr 28, 11:58 AM EDT	Special Marine Warning	MFL		47 min
Apr 28, 12:16 PM EDT	Special Marine Warning	MFL		59 min
Apr 28, 12:19 PM EDT	Special Marine Warning	MFL		41 min
Apr 28, 12:28 PM EDT	Special Weather Statement	MFL	Glades	47 min
Apr 28, 12:40 PM EDT	Special Marine Warning	MFL		65 min
Apr 28, 12:43 PM EDT	Special Marine Warning	MFL		32 min
Apr 28, 12:45 PM EDT	Special Marine Warning	MFL		30 min
Apr 28, 12:51 PM EDT	Special Weather Statement	MFL	Palm Beach	39 min
Apr 28, 1:08 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	53 min
Apr 28, 1:18 PM EDT	Special Weather Statement	MFL	Collier	42 min
Apr 28, 1:26 PM EDT	Special Marine Warning	MFL		2 hr
Apr 28, 1:30 PM EDT	Special Marine Warning	MFL		2 hr
Apr 28, 1:43 PM EDT	Special Weather Statement	MFL	Palm Beach	47 min
Apr 28, 2:26 PM EDT	Special Marine Warning	MFL		94 min
Apr 28, 2:53 PM EDT	Special Marine Warning	MFL		82 min
Apr 28, 3:05 PM EDT	Special Marine Warning	MFL		85 min
Apr 28, 3:37 PM EDT	Special Weather Statement	MFL	Broward	23 min
Apr 28, 3:44 PM EDT	Special Weather Statement	MFL	Broward	31 min
Apr 28, 4:10 PM EDT	Special Marine Warning	MFL		35 min
Apr 28, 4:54 PM EDT	Special Weather Statement	MFL	Miami-Dade	36 min

Nearby

Special Weather Statements in Florida, 2015 Every special weather statement in 2015

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.