Alert archive / Florida / Special Weather Statements in 2024

Special Weather Statement, NWS Melbourne, FL

July 19, 2024Lake County, Florida

NWS Melbourne, FL issued this special weather statement at Jul 19, 2024, 8:21 PM EDT for Lake County, Florida. It was in force for 24 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
Jul 19, 2024, 8:21 PM EDT (00:21 UTC)
Expired
Jul 19, 2024, 8:45 PM EDT
In force
24 min
Issued by
NWS Melbourne, FL
Hail
0.75 in
Wind
50

County Lake County, FL

The radar

The Tampa radar (KTBW), 143 km from the middle of the area, began a volume at 00:24 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 00:00Z, 0.4 hours before the alert went out and 140 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-pSkew-T log-p diagram, Cape Canaveral, FL at 00:00Z on 2024-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1215 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 00:00Z on 2024-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1215 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1075 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

833 
WWUS82 KMLB 200021
SPSMLB

Special Weather Statement
National Weather Service Melbourne FL
821 PM EDT Fri Jul 19 2024
 
FLZ044-200045-
Northern Lake County FL-
821 PM EDT Fri Jul 19 2024

...A STRONG THUNDERSTORM WILL IMPACT WEST CENTRAL LAKE COUNTY THROUGH
845 PM EDT...

At 820 PM EDT, trained weather spotters reported a strong
thunderstorm near Emeralda, moving north at 15 mph.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Trained weather spotters reported dime size hail in 
         Leesburg at 808 PM EDT.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor hail damage to vegetation is 
         possible.

Locations impacted include...
Leesburg, Eustis, Tavares, Lady Lake, and Lake Griffin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or hard-topped vehicle. Remember, when
thunder roars, go indoors!

&&

LAT...LON 2896 8195 2896 8167 2879 8174 2880 8195
TIME...MOT...LOC 0020Z 189DEG 13KT 2891 8185 

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

$$

Schaper

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 8:09 PM EDTSpecial Weather StatementMLBFlagler51 min
Jul 19, 8:44 PM EDTSpecial Weather StatementMLBLake31 min
Jul 19, 9:16 PM EDTSpecial Weather StatementMLBVolusia44 min
Jul 20, 1:24 PM EDTSpecial Weather StatementMLBSaint Lucie36 min
Jul 20, 5:28 PM EDTSpecial Weather StatementMLBVolusia32 min
Jul 20, 7:00 PM EDTSpecial Weather StatementMLBVolusia45 min
Jul 20, 7:07 PM EDTSpecial Weather StatementMLBFlagler38 min
Jul 20, 7:20 PM EDTSpecial Weather StatementMLBLake25 min
Jul 20, 7:42 PM EDTSpecial Weather StatementMLBLake, Volusia63 min

Nearby

Special Weather Statements in Florida, 2024Every special weather statement in 2024

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.