Alert archive / Florida / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 109, NWS Melbourne, FL

August 26, 1996Volusia County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Aug 26, 1996, 4:32 PM EDT for Volusia County, Florida. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 26, 1996, 4:32 PM EDT (20:32 UTC)
Expired: Aug 26, 1996, 5:15 PM EDT
In force: 43 min
Issued by: NWS Melbourne, FL
Area: Whole counties

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 20:35 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, 8.5 hours before the alert went out and 194 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: 545 J/kg
Mixed-layer CIN: -57 J/kg
Mixed-layer LCL: 1026 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 49 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 26, 2:33 PM EDT, 1 hour 59 minutes earlier.

Area forecast discussion, Aug 26, 2:33 PM EDT, 1 hour 59 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MELBOURNE FL
231 PM EDT MON AUG 26 1996

THE MODELS ARE FORECASTING CONTINUITY THROUGH TUESDAY...AS PW VALUES
OF 1.5 TO 1.8 INCHES ARE FORECAST TO PERSIST ACROSS THE AREA AND
THE LOW LEVEL FLOW WILL VEER FROM SOUTH SOUTHEAST ACROSS COASTAL
COUNTIES MARTIN/ST LUCIE TO SW VOLUSIA COUNTY. THE DEEP LAYER RIDGE
AXIS IS FORECAST TO PERSIST ACROSS CENTRAL FL INTO THE ATLANTIC.
CONSEQUENTLY...SCATTERED DAYTIME SHOWERS/STORMS LIKELY WITH
DEVELOPMENT FOCUSED ON SEA BREEZE AS IT DRIFTS INLAND...WITH
MOVEMENT BACK TOWARDS THE COAST IN VOLUSIA COUNTY.

PETERSEN

In the hours before

Special weather statement, Aug 26, 11:08 AM EDT, 5 hours 24 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
Aug 26, 5:47 PM EDT	Severe Thunderstorm Warning	MLB	Seminole	43 min
Aug 26, 6:04 PM EDT	Severe Thunderstorm Warning	MLB	Orange	56 min

Nearby

Severe Thunderstorm Warnings in Florida, 1996 Every severe thunderstorm warning in 1996

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.