Alert archive / Florida / Special Weather Statements in 2018

Special Weather Statement, NWS Melbourne, FL

June 15, 2018Brevard County, Osceola County, Florida

NWS Melbourne, FL issued this special weather statement at Jun 15, 2018, 5:15 PM EDT for Brevard County, Osceola County, Florida. It was in force for 60 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: Jun 15, 2018, 5:15 PM EDT (21:15 UTC)
Expired: Jun 15, 2018, 6:15 PM EDT
In force: 60 min
Issued by: NWS Melbourne, FL

Counties Brevard County, FL, Osceola County, FL

The radar

The Melbourne radar (KMLB), 32 km from the middle of the area, began a volume at 21:19 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, 9.3 hours before the alert went out and 147 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: 1814 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 765 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 26 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Melbourne, FL wrote its last area forecast discussion before this special weather statement went out at Jun 15, 3:16 PM EDT, 1 hour 59 minutes earlier.

Area forecast discussion, Jun 15, 3:16 PM EDT, 1 hour 59 minutes before

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Hazardous weather outlook, Jun 15, 4:08 AM EDT, 13 hours 7 minutes before

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In the hours before

Special weather statement, Jun 15, 1:39 PM EDT, 3 hours 36 minutes before

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Local storm report, Jun 15, 2:11 PM EDT, 3 hours 4 minutes before

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Special weather statement, Jun 15, 4:11 PM EDT, 1 hour 4 minutes before

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Special weather statement, Jun 15, 4:43 PM EDT, 32 minutes before

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Special weather statement, Jun 15, 5:15 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 8:13 PM EDT	Special Weather Statement	MLB	Brevard	32 min
Jun 15, 1:39 PM EDT	Special Weather Statement	MLB	Saint Lucie	36 min
Jun 15, 3:04 PM EDT	Areal Flood Advisory	MLB	Martin	86 min
Jun 15, 4:11 PM EDT	Special Weather Statement	MLB	Okeechobee	34 min
Jun 15, 4:20 PM EDT	Special Marine Warning	MLB		85 min
Jun 15, 4:43 PM EDT	Special Weather Statement	MLB	Indian River	32 min
Jun 15, 5:35 PM EDT	Special Marine Warning	MLB		85 min
Jun 15, 5:56 PM EDT	Areal Flood Advisory	MLB	Brevard, Osceola	94 min
Jun 15, 6:48 PM EDT	Areal Flood Advisory	MLB	Brevard	57 min

Nearby

Special Weather Statements in Florida, 2018 Every special weather statement in 2018

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.