Alert archive / Florida / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 27, NWS Melbourne, FL

April 1, 2025Seminole County, Volusia County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Apr 1, 2025, 7:35 PM EDT for Seminole County, Volusia County, Florida. It was in force for 25 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: Apr 1, 2025, 7:35 PM EDT (23:35 UTC)
Expired: Apr 1, 2025, 8:00 PM EDT
In force: 25 min
Issued by: NWS Melbourne, FL
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Seminole County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 101 km from the middle of the area, began a volume at 23:35 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 11.6 hours before the alert went out and 82 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: 391 J/kg
Mixed-layer CIN: -118 J/kg
Mixed-layer LCL: 1077 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 23 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 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 Apr 1, 2:22 PM EDT, 5 hours 13 minutes earlier.

Area forecast discussion, Apr 1, 2:22 PM EDT, 5 hours 13 minutes before

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In the hours before

Special weather statement, Apr 1, 6:45 PM EDT, 50 minutes before

Special Weather Statement
National Weather Service Melbourne FL
645 PM EDT Tue Apr 1 2025

FLZ044-045-144-012315-
Northern Lake County FL-Orange FL-Southern Lake County FL-
645 PM EDT Tue Apr 1 2025

...A STRONG THUNDERSTORM WILL IMPACT WEST CENTRAL LAKE AND
NORTHWESTERN ORANGE COUNTIES THROUGH 715 PM EDT...

At 644 PM EDT, Doppler radar was tracking a strong thunderstorm over
Howey-In-the-hills, moving northeast at 15 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Leesburg, Fruitland Park, Zellwood, Lake Harris, and Mount Dora.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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 8183 2896 8173 2868 8151 2859 8183
      2871 8195 2884 8195
TIME...MOT...LOC 2244Z 244DEG 13KT 2873 8181

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

Heil

Special weather statement, Apr 1, 7:20 PM EDT, 15 minutes before

Special Weather Statement
National Weather Service Melbourne FL
720 PM EDT Tue Apr 1 2025

FLZ046-012345-
Seminole FL-
720 PM EDT Tue Apr 1 2025

...A STRONG THUNDERSTORM WILL IMPACT SEMINOLE COUNTY THROUGH 745 PM
EDT...

At 719 PM EDT, Doppler radar was tracking a strong thunderstorm over
Winter Springs, moving northeast at 15 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Chuluota, Longwood, Winter Springs, Lake Jesup, and Oviedo.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2883 8124 2883 8122 2881 8121 2880 8120
      2880 8118 2878 8118 2879 8116 2864 8104
      2861 8117 2861 8132 2864 8133 2864 8139
      2866 8140
TIME...MOT...LOC 2319Z 236DEG 12KT 2867 8128

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

Heil

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 31, 8:07 PM EDT	Special Marine Warning	MLB		83 min
Mar 31, 8:10 PM EDT	Severe Thunderstorm Warning	MLB	Brevard	35 min
Mar 31, 8:31 PM EDT	Special Weather Statement	MLB	Indian River	29 min
Mar 31, 8:45 PM EDT	Special Weather Statement	MLB	Martin, Saint Lucie	45 min
Mar 31, 8:56 PM EDT	Special Marine Warning	MLB		64 min
Mar 31, 9:12 PM EDT	Severe Thunderstorm Warning	MLB	Saint Lucie	33 min
Mar 31, 9:20 PM EDT	Special Marine Warning	MLB		85 min
Mar 31, 9:26 PM EDT	Special Weather Statement	MLB	Martin	49 min
Mar 31, 9:45 PM EDT	Special Weather Statement	MLB	Saint Lucie	30 min
Apr 1, 6:45 PM EDT	Special Weather Statement	MLB	Lake	30 min
Apr 1, 7:20 PM EDT	Special Weather Statement	MLB	Seminole	25 min
Apr 1, 7:58 PM EDT	Severe Thunderstorm Warning	MLB	Seminole, Volusia	32 min

Nearby

Severe Thunderstorm Warnings in Florida, 2025 Every severe thunderstorm warning in 2025

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.