Alert archive / Florida / High Surf Advisories in 2013

High Surf Advisory 5, NWS Melbourne, FL

November 13, 2013Volusia County, Florida

NWS Melbourne, FL issued this high surf advisory at Nov 13, 2013, 4:36 AM EST for Volusia County, Florida. It took effect at Nov 13, 2013, 9:00 AM EST. It was in force for 34 hr.

The area

The counties it named.

The facts

Issued: Nov 13, 2013, 4:36 AM EST (09:36 UTC)
In effect from: Nov 13, 2013, 9:00 AM EST
Expired: Nov 14, 2013, 7:00 PM EST
In force: 34 hr
Issued by: NWS Melbourne, FL

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 09:36 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

Jacksonville, FL (KJAX), launched 00:00Z, 9.6 hours before the alert went out and 168 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1297 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: -44 m²/s²
0-3 km storm-relative helicity: 32 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 high surf advisory 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 high surf advisory went out at Nov 12, 3:29 PM EST, 13 hours 7 minutes earlier.

Area forecast discussion, Nov 12, 3:29 PM EST, 13 hours 7 minutes before

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Hazardous weather outlook, Nov 12, 6:50 PM EST, 9 hours 46 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
Nov 13, 3:53 AM EST	Lake Wind Advisory	MLB	Lake, Okeechobee, Osceola, Volusia	15 hr
Nov 13, 3:53 AM EST	Wind Advisory	MLB	Orange, Seminole, Volusia	15 hr
Nov 13, 3:21 PM EST	Small Craft Advisory	MLB		49 hr

Nearby

High Surf Advisories in Florida, 2013 Every high surf advisory in 2013

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.