Alert archive / Florida / Areal Flood Warnings in 2016

Areal Flood Warning 11, NWS Melbourne, FL

October 7, 2016Brevard County, Seminole County, Volusia County, Florida

NWS Melbourne, FL issued this areal flood warning at Oct 7, 2016, 5:43 AM EDT for Brevard County, Seminole County, Volusia County, Florida. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 7, 2016, 5:43 AM EDT (09:43 UTC)
Expired: Oct 7, 2016, 8:30 AM EDT
In force: 3 hr
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Flood severity: None

Counties Brevard County, FL, Seminole County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 74 km from the middle of the area, began a volume at 09:44 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 00:00Z, 9.7 hours before the alert went out and 174 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: 450 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 686 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: -54 m²/s²
0-3 km storm-relative helicity: 4 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning 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 areal flood warning went out at Oct 7, 4:09 AM EDT, 1 hour 34 minutes earlier.

Area forecast discussion, Oct 7, 4:09 AM EDT, 1 hour 34 minutes before

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In the hours before

Local storm report, Oct 7, 5:14 AM EDT, 29 minutes before

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Local storm report, Oct 7, 5:20 AM EDT, 23 minutes before

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Local storm report, Oct 7, 5:25 AM EDT, 18 minutes before

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Local storm report, Oct 7, 5:27 AM EDT, 16 minutes before

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Local storm report, Oct 7, 5:33 AM EDT, 10 minutes before

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Local storm report, Oct 7, 5:39 AM EDT, 4 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 6, 9:21 PM EDT	Areal Flood Warning	MLB	Lake, Orange, Seminole, Volusia	84 min
Oct 6, 9:44 PM EDT	River Flood Warning	MLB	Seminole	31 hr
Oct 6, 11:07 PM EDT	Areal Flood Warning	MLB	Lake, Orange, Seminole, Volusia	83 min
Oct 7, 2:46 AM EDT	Areal Flood Warning	MLB	Brevard, Indian River, Saint Lucie	3 hr
Oct 7, 5:26 AM EDT	Extreme Wind Warning	MLB	Brevard	109 min
Oct 7, 8:36 AM EDT	Areal Flood Warning	MLB	Brevard, Seminole, Volusia	3 hr
Oct 7, 11:43 AM EDT	Areal Flood Warning	MLB	Volusia	3 hr
Oct 7, 3:59 PM EDT	Coastal Flood Advisory	MLB	Volusia	24 hr
Oct 7, 4:26 PM EDT	Small Craft Advisory	MLB		9 days

Nearby

Areal Flood Warnings in Florida, 2016 Every areal flood warning in 2016

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.