Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Jul 8, 2021, 12:49 PM EDT for Volusia County, Florida. It was in force for 41 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 8, 2021, 12:49 PM EDT (16:49 UTC)
- Expired
- Jul 8, 2021, 1:30 PM EDT
- In force
- 41 min
- Issued by
- NWS Melbourne, FL
County Volusia County, FL
The radar
The Melbourne radar (KMLB), 90 km from the middle of the area, began a volume at 16:51 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, 4.8 hours before the alert went out and 67 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
- 652 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 917 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
767
WWUS82 KMLB 081649
SPSMLB
Special Weather Statement
National Weather Service Melbourne FL
1249 PM EDT Thu Jul 8 2021
FLZ041-141-081730-
Coastal Volusia FL-Inland Volusia FL-
1249 PM EDT Thu Jul 8 2021
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN VOLUSIA COUNTY UNTIL
130 PM EDT...
At 1247 PM EDT, Doppler radar was tracking a strong thunderstorm 7
miles northwest of Maytown, or 8 miles southwest of Edgewater, moving
northeast at 20 mph.
Wind gusts of 40 to 45 mph will be possible with this storm.
Locations impacted include...
Deltona, Port Orange, New Smyrna Beach, Edgewater and Orange City.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 2908 8089 2882 8070 2879 8097 2869 8097
2869 8102 2875 8106 2878 8105 2881 8107
2883 8111 2882 8113 2881 8112 2879 8114
2879 8118 2880 8118 2891 8133 2912 8091
TIME...MOT...LOC 1647Z 246DEG 19KT 2890 8102
$$
15The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 12:30 PM EDT | Special Weather Statement | MLB | Orange | 30 min |
| Jul 8, 12:33 PM EDT | Special Weather Statement | MLB | Lake | 42 min |
| Jul 8, 12:43 PM EDT | Special Marine Warning | MLB | 62 min | |
| Jul 8, 1:04 PM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange | 26 min |
| Jul 8, 2:02 PM EDT | Special Marine Warning | MLB | 88 min | |
| Jul 8, 2:53 PM EDT | Special Marine Warning | MLB | 67 min | |
| Jul 8, 3:11 PM EDT | Special Marine Warning | MLB | 94 min | |
| Jul 8, 4:07 PM EDT | Areal Flood Advisory | MLB | Brevard | 83 min |
| Jul 8, 6:26 PM EDT | Special Weather Statement | MLB | Okeechobee | 34 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.