Alert archive / Florida / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 33, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Apr 15, 2016, 4:42 PM EDT for Saint Lucie County, Florida. It was in force for 63 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
- Apr 15, 2016, 4:42 PM EDT (20:42 UTC)
- Expired
- Apr 15, 2016, 5:45 PM EDT
- In force
- 63 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Saint Lucie County, FL
The radar
The Melbourne radar (KMLB), 99 km from the middle of the area, began a volume at 20:43 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 15, 3:14 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 8.7 hours before the alert went out and 134 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
- 884 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 809 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.2
The text
As transmitted.
689
WUUS52 KMLB 152042
SVRMLB
FLC111-152145-
/O.NEW.KMLB.SV.W.0033.160415T2042Z-160415T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
442 PM EDT FRI APR 15 2016
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ST. LUCIE COUNTY IN EAST CENTRAL FLORIDA...
* UNTIL 545 PM EDT
* AT 441 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES WEST OF
TRADITION...OR 12 MILES WEST OF PORT SAINT LUCIE...MOVING EAST AT
25 MPH. ANOTHER WAS JUST WEST OF INDRIO NEAR INTERSTATE 95 MOVING
EAST AT 25 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
PORT SAINT LUCIE...WALTON...FORT PIERCE...SAINT LUCIE NUCLEAR POWER
PLANT AND WHITE CITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 2722 8017 2722 8018 2724 8019 2724 8020
2723 8019 2722 8021 2726 8023 2726 8028
2722 8028 2722 8066 2755 8067 2754 8031
TIME...MOT...LOC 2041Z 260DEG 23KT 2728 8056
HAIL...1.00IN
WIND...60MPH
$$
DWS1 follow-up statement
016
WWUS52 KMLB 152055
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
455 PM EDT FRI APR 15 2016
FLC111-152145-
/O.CON.KMLB.SV.W.0033.000000T0000Z-160415T2145Z/
ST. LUCIE FL-
455 PM EDT FRI APR 15 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR ST. LUCIE COUNTY...
AT 451 PM EDT...A SEVERE THUNDERSTORM WAS STILL LOCATED NEAR
TRADITION...OR 8 MILES WEST OF PORT SAINT LUCIE...MOVING EAST AT 25
MPH BUT WITH SIGNS OF SHIFTING MORE SOUTRHEAST TOWARD THE
SOUTHCENTRAL PART OF THE COUNTY. THE SEVERE STORM WEST OF INDRIO
NEAR INTERSTATE 95 WAS SHIFTING MORE NORTHEAST TOWARD GROVENOR
ESTATES IN SOUTHERN INDIAN RIVER COUNTY. A ADDITIONAL WARNING MAY BE
NEEDED THERE.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
PORT SAINT LUCIE...WALTON...FORT PIERCE...SAINT LUCIE NUCLEAR POWER
PLANT AND WHITE CITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 2722 8017 2722 8018 2724 8019 2724 8020
2723 8019 2722 8021 2726 8023 2726 8028
2722 8028 2722 8066 2755 8067 2754 8031
TIME...MOT...LOC 2051Z 260DEG 23KT 2729 8049
HAIL...1.00IN
WIND...60MPH
$$
DWSThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 8:27 PM EDT | Severe Thunderstorm Warning | MLB | Okeechobee, Osceola | 46 min |
| Apr 14, 8:33 PM EDT | Severe Thunderstorm Warning | MLB | Indian River | 44 min |
| Apr 14, 9:29 PM EDT | Severe Thunderstorm Warning | MLB | Okeechobee, Saint Lucie | 46 min |
| Apr 14, 10:35 PM EDT | Special Marine Warning | MLB | 55 min | |
| Apr 14, 10:37 PM EDT | Special Weather Statement | MLB | Saint Lucie | 23 min |
| Apr 15, 3:59 AM EDT | Small Craft Advisory | MLB | 4 days | |
| Apr 15, 2:37 PM EDT | Special Weather Statement | MLB | Martin, Okeechobee, Saint Lucie | 53 min |
| Apr 15, 2:49 PM EDT | Special Weather Statement | MLB | Indian River | 56 min |
| Apr 15, 2:54 PM EDT | Special Marine Warning | MLB | 51 min | |
| Apr 15, 3:23 PM EDT | Special Weather Statement | MLB | Saint Lucie | 67 min |
| Apr 15, 3:41 PM EDT | Severe Thunderstorm Warning | MLB | Saint Lucie | 49 min |
| Apr 15, 3:51 PM EDT | Special Marine Warning | MLB | 54 min | |
| Apr 15, 4:09 PM EDT | Special Weather Statement | MLB | Osceola | 51 min |
| Apr 15, 4:21 PM EDT | Coastal Flood Watch | MLB | Volusia | 6 hr |
| Apr 15, 4:24 PM EDT | Special Marine Warning | MLB | 66 min | |
| Apr 15, 4:25 PM EDT | Special Weather Statement | MLB | Martin | 50 min |
| Apr 15, 4:31 PM EDT | Special Weather Statement | MLB | Okeechobee | 59 min |
| Apr 15, 4:37 PM EDT | Special Weather Statement | MLB | Saint Lucie | 53 min |
| Apr 15, 4:39 PM EDT | Severe Thunderstorm Warning | MLB | Martin | 36 min |
| Apr 15, 4:46 PM EDT | Areal Flood Advisory | MLB | Saint Lucie | 119 min |
| Apr 15, 4:55 PM EDT | Severe Thunderstorm Warning | MLB | Martin | 35 min |
| Apr 15, 5:00 PM EDT | Special Marine Warning | MLB | 60 min | |
| Apr 15, 5:02 PM EDT | Severe Thunderstorm Warning | MLB | Indian River, Saint Lucie | 40 min |
| Apr 15, 5:08 PM EDT | Severe Thunderstorm Warning | MLB | Martin, Saint Lucie | 35 min |
| Apr 15, 5:20 PM EDT | Special Weather Statement | MLB | Indian River | 55 min |
| Apr 15, 5:56 PM EDT | Special Weather Statement | MLB | Lake | 64 min |
| Apr 15, 6:05 PM EDT | Areal Flood Advisory | MLB | Osceola | 115 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2016Every severe thunderstorm warning in 2016
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.