Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Jun 23, 2021, 3:25 PM EDT for 4 counties in Florida. It was in force for 65 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 23, 2021, 3:25 PM EDT (19:25 UTC)
- Expired
- Jun 23, 2021, 4:30 PM EDT
- In force
- 65 min
- Issued by
- NWS Melbourne, FL
Counties Indian River County, FL, Martin County, FL, Okeechobee County, FL, Saint Lucie County, FL
The radar
The Melbourne radar (KMLB), 96 km from the middle of the area, began a volume at 19:28 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 23, 3:35 PM EDT | TSTM WND GST 43 | Okeechobee Airport, FL | KOBE AWOS REPORTED A 43MPH/37KT WIND GUST FROM THE WEST. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 7.4 hours before the alert went out and 138 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
- 216 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 913 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
726
WWUS82 KMLB 231925
SPSMLB
Special Weather Statement
National Weather Service Melbourne FL
325 PM EDT Wed Jun 23 2021
FLZ047-054-058-059-064-232030-
St. Lucie FL-Okeechobee FL-Southern Brevard County FL-Martin FL-
Indian River FL-
325 PM EDT Wed Jun 23 2021
...SIGNIFICANT WEATHER ADVISORY FOR ST. LUCIE...OKEECHOBEE...INDIAN
RIVER AND NORTHWESTERN MARTIN COUNTIES UNTIL 430 PM EDT...
At 325 PM EDT, Doppler radar was tracking a strong thunderstorm 9
miles south of Fort Drum, moving east at 15 mph.
Pea size hail and wind gusts up to 50 mph will be possible with this
storm.
Locations impacted include...
Sebastian, Treasure Island, Indiantown, Okeechobee and Fellsmere.
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 2709 8066 2716 8071 2721 8079 2720 8083
2714 8087 2719 8091 2722 8098 2754 8103
2789 8053 2704 8031
TIME...MOT...LOC 1925Z 265DEG 14KT 2739 8083
$$
FehlingThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 9:20 PM EDT | Special Marine Warning | MLB | 115 min | |
| Jun 23, 1:34 PM EDT | Special Weather Statement | MLB | Martin | 56 min |
| Jun 23, 1:46 PM EDT | Special Weather Statement | MLB | Martin | 44 min |
| Jun 23, 3:42 PM EDT | Areal Flood Advisory | MLB | Okeechobee | 93 min |
| Jun 23, 3:57 PM EDT | Special Weather Statement | MLB | Osceola | 48 min |
| Jun 23, 5:00 PM EDT | Areal Flood Advisory | MLB | Brevard, Indian River, Osceola | 90 min |
| Jun 23, 5:42 PM EDT | Areal Flood Advisory | MLB | Lake, Orange, Seminole | 2 hr |
| Jun 23, 7:45 PM EDT | Areal Flood Advisory | MLB | Lake, Orange, Seminole, Volusia | 90 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.