Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Aug 3, 2021, 7:38 PM EDT for Seminole County, Florida. It was in force for 22 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
- Aug 3, 2021, 7:38 PM EDT (23:38 UTC)
- Expired
- Aug 3, 2021, 8:00 PM EDT
- In force
- 22 min
- Issued by
- NWS Melbourne, FL
- Hail
- 0.00 in
- Wind
- 40
County Seminole County, FL
The radar
The Melbourne radar (KMLB), 72 km from the middle of the area, began a volume at 23:40 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 45 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.
- Mixed-layer CAPE
- 947 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 820 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -34 m²/s²
- 0-3 km storm-relative helicity
- -84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
779
WWUS82 KMLB 032338
SPSMLB
Special Weather Statement
National Weather Service Melbourne FL
738 PM EDT Tue Aug 3 2021
FLZ141-147-040000-
Coastal Volusia FL-Northern Brevard County FL-
738 PM EDT Tue Aug 3 2021
...A strong thunderstorm will impact portions of northern Brevard
and southeastern Volusia Counties through 800 PM EDT...
At 737 PM EDT, Doppler radar was tracking a strong thunderstorm over
Scottsmoor, moving east at 25 mph.
HAZARD...Winds in excess of 40 mph and funnel clouds.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Oak Hill, Haulover Canal, Mims, Playalinda Beach and Scottsmoor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Conditions are favorable for the development of weak, brief funnel
clouds. These types of funnel clouds are harmless, but on rare
occasions they can briefly touch down, producing wind gusts over 50
mph. If a funnel cloud is spotted move indoors and report your
sighting to the National Weather Service.
&&
LAT...LON 2866 8096 2885 8095 2888 8075 2864 8058
TIME...MOT...LOC 2337Z 266DEG 20KT 2877 8086
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
KellyThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 1:26 PM EDT | Special Marine Warning | MLB | 2 hr | |
| Aug 3, 2:42 PM EDT | Areal Flood Advisory | MLB | Saint Lucie | 2 hr |
| Aug 3, 3:22 PM EDT | Areal Flood Warning | MLB | Saint Lucie | 113 min |
| Aug 3, 3:27 PM EDT | Special Weather Statement | MLB | Osceola | 33 min |
| Aug 3, 3:42 PM EDT | Special Marine Warning | MLB | 2 hr | |
| Aug 3, 3:48 PM EDT | Special Weather Statement | MLB | Brevard | 42 min |
| Aug 3, 4:27 PM EDT | Special Weather Statement | MLB | Brevard | 33 min |
| Aug 3, 4:30 PM EDT | Special Marine Warning | MLB | 60 min | |
| Aug 3, 4:44 PM EDT | Areal Flood Advisory | MLB | Brevard | 2 hr |
| Aug 3, 4:55 PM EDT | Areal Flood Warning | MLB | Brevard | 95 min |
| Aug 3, 7:23 PM EDT | Special Marine Warning | MLB | 52 min | |
| Aug 3, 7:31 PM EDT | Special Marine Warning | MLB | 59 min |
Nearby
Special Weather Statements in Florida, 2021Every special weather statement in 2021
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.