Alert archive / Florida / Special Weather Statements in 2017

Special Weather Statement, NWS Melbourne, FL

June 7, 2017Indian River County, Okeechobee County, Florida

NWS Melbourne, FL issued this special weather statement at Jun 7, 2017, 1:02 PM EDT for Indian River County, Okeechobee County, Florida. It was in force for 58 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 7, 2017, 1:02 PM EDT (17:02 UTC)
Expired: Jun 7, 2017, 2:00 PM EDT
In force: 58 min
Issued by: NWS Melbourne, FL

Counties Indian River County, FL, Okeechobee County, FL

The radar

The Melbourne radar (KMLB), 81 km from the middle of the area, began a volume at 17:04 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 5.0 hours before the alert went out and 124 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: 358 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 697 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 155 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.6

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 7, 10:12 AM EDT, 2 hours 50 minutes earlier.

Area forecast discussion, Jun 7, 10:12 AM EDT, 2 hours 50 minutes before

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Hazardous weather outlook, Jun 7, 4:12 AM EDT, 8 hours 50 minutes before

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In the hours before

Special weather statement, Jun 7, 10:02 AM EDT, 3 hours before

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Special weather statement, Jun 7, 11:25 AM EDT, 1 hour 37 minutes before

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Special weather statement, Jun 7, 1:02 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 6, 10:18 PM EDT	Small Craft Advisory for Winds	MLB		32 hr
Jun 7, 10:02 AM EDT	Special Weather Statement	MLB	Lake	43 min
Jun 7, 11:25 AM EDT	Special Weather Statement	MLB	Osceola	50 min
Jun 7, 12:57 PM EDT	Special Marine Warning	MLB		93 min
Jun 7, 3:06 PM EDT	Special Weather Statement	MLB	Martin	39 min

Nearby

Special Weather Statements in Florida, 2017 Every special weather statement in 2017

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.