Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Miami, FL

August 25, 2012Broward County, Florida

NWS Miami, FL issued this special weather statement at Aug 25, 2012, 5:58 PM EDT for Broward County, Florida. It was in force for 32 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 25, 2012, 5:58 PM EDT (21:58 UTC)
Expired
Aug 25, 2012, 6:30 PM EDT
In force
32 min
Issued by
NWS Miami, FL

County Broward County, FL

The radar

The Miami radar (KAMX), 45 km from the middle of the area, began a volume at 22:01 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

Miami, FL (KMFL), launched 12:00Z, 10.0 hours before the alert went out and 30 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-pSkew-T log-p diagram, Miami, FL at 12:00Z on 2012-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1801 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 12:00Z on 2012-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1801 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
648 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
152 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 Miami, FL wrote its last area forecast discussion before this special weather statement went out at Aug 25, 2:55 PM EDT, 3 hours 3 minutes earlier.

Area forecast discussion, Aug 25, 2:55 PM EDT, 3 hours 3 minutes before
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Hazardous weather outlook, Aug 25, 10:37 AM EDT, 7 hours 21 minutes before
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In the hours before

Local storm report, Aug 25, 1:53 PM EDT, 4 hours 5 minutes before
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Special weather statement, Aug 25, 5:58 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 24, 8:38 PM EDTSpecial Marine WarningMFL67 min
Aug 24, 9:16 PM EDTSpecial Weather StatementMFLPalm Beach29 min
Aug 24, 9:19 PM EDTSpecial Marine WarningMFL56 min
Aug 24, 10:10 PM EDTSpecial Weather StatementMFLPalm Beach50 min
Aug 24, 10:29 PM EDTSpecial Weather StatementMFLBroward, Miami-Dade, Monroe61 min
Aug 24, 10:33 PM EDTSpecial Marine WarningMFL117 min
Aug 24, 10:41 PM EDTSpecial Weather StatementMFLPalm Beach64 min
Aug 24, 11:32 PM EDTHurricane WatchMFLCollier, Miami-Dade, Monroe36 hr
Aug 24, 11:32 PM EDTTropical Storm WarningMFLBroward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more60 hr
Aug 25, 5:10 AM EDTHurricane WarningMFLCollier, Miami-Dade, Monroe36 hr
Aug 25, 5:29 AM EDTSpecial Weather StatementMFLBroward76 min
Aug 25, 5:45 AM EDTSpecial Marine WarningMFL27 min
Aug 25, 7:03 AM EDTSpecial Marine WarningMFL57 min
Aug 25, 7:27 AM EDTSpecial Marine WarningMFL63 min
Aug 25, 8:01 AM EDTSevere Thunderstorm WarningMFLMiami-Dade29 min
Aug 25, 2:02 PM EDTSpecial Marine WarningMFL58 min
Aug 25, 2:41 PM EDTSpecial Marine WarningMFL28 min

Nearby

Special Weather Statements in Florida, 2012Every special weather statement in 2012

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.