Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Aug 7, 2021, 6:41 PM EDT for Brevard County, Florida. It was in force for 49 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 7, 2021, 6:41 PM EDT (22:41 UTC)
- Expired
- Aug 7, 2021, 7:30 PM EDT
- In force
- 49 min
- Issued by
- NWS Melbourne, FL
- Hail
- 0.00 in
- Wind
- 40
County Brevard County, FL
The radar
The Melbourne radar (KMLB), 41 km from the middle of the area, began a volume at 22:44 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, 10.7 hours before the alert went out and 34 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
- 725 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 1093 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
210
WWUS82 KMLB 072241
SPSMLB
Special Weather Statement
National Weather Service Melbourne FL
641 PM EDT Sat Aug 7 2021
FLZ047-147-072330-
Southern Brevard County FL-Northern Brevard County FL-
641 PM EDT Sat Aug 7 2021
...A strong thunderstorm will impact portions of northwestern Brevard
County through 730 PM EDT...
At 641 PM EDT, Doppler radar was tracking a strong thunderstorm over
Canaveral Groves, or near Lone Cabbage Fish Camp, moving east at 15
mph.
HAZARD...Winds in excess of 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Titusville, Rockledge, Cocoa, Cocoa Beach and Merritt Island.
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 vehicle.
&&
LAT...LON 2829 8060 2822 8086 2835 8086 2836 8087
2841 8088 2844 8090 2845 8089 2845 8090
2847 8090 2847 8087 2849 8088 2851 8088
2851 8091 2853 8093 2857 8094 2866 8074
TIME...MOT...LOC 2241Z 253DEG 12KT 2842 8085
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
SedlockThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 4:18 PM EDT | Special Weather Statement | MLB | Orange | 42 min |
| Aug 7, 5:17 PM EDT | Special Weather Statement | MLB | Lake | 43 min |
| Aug 7, 5:51 PM EDT | Special Weather Statement | MLB | Volusia | 24 min |
| Aug 7, 6:30 PM EDT | Special Marine Warning | MLB | 2 hr | |
| Aug 7, 6:45 PM EDT | Special Weather Statement | MLB | Osceola | 45 min |
| Aug 7, 7:23 PM EDT | Special Weather Statement | MLB | Brevard | 37 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.