Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 13, NWS Miami, FL

February 16, 2016Palm Beach County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Feb 16, 2016, 6:51 AM EST for Palm Beach County, Florida. It was in force for 8 min. 2 reports 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
Feb 16, 2016, 6:51 AM EST (11:51 UTC)
Expired
Feb 16, 2016, 6:59 AM EST
In force
8 min
Issued by
NWS Miami, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 128 km from the middle of the area, began a volume at 11:53 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

TimeReportWhereRemark
Feb 16, 6:52 AM ESTTSTM WND GST 492 Ese Haverhill, FLA THUNDERSTORM PRODUCED A WIND GUST OF 49 MPH AT PALM BEACH INTERNATIONAL AIRPORT
Feb 16, 6:53 AM ESTTSTM WND DMG1 Nnw West Palm Beach, FLLARGE BRANCHES DOWN AROUND ROOSEVELT ELEMENTARY SCHOOL. RADAR ESTIMATED WINDS IN THE AREA OF 60 TO 70 MPH.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 16, 2:19 AM ESTTornado WatchSPC5 hr

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 11.9 hours before the alert went out and 102 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.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2016-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 636 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2016-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
636 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
603 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
276 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

As transmitted.

390 
WUUS52 KMFL 161151
SVRMFL
FLC099-161215-
/O.NEW.KMFL.SV.W.0013.160216T1151Z-160216T1215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
651 AM EST TUE FEB 16 2016

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN PALM BEACH COUNTY IN SOUTHEASTERN FLORIDA...

* UNTIL 715 AM EST

* AT 651 AM EST...A SEVERE THUNDERSTORM WAS LOCATED OVER WEST PALM
  BEACH...MOVING EAST AT 55 MPH.

  HAZARD...60 MPH WIND GUSTS. ST TUE FEB 16 2016


  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  WEST PALM BEACH...RIVIERA BEACH...PALM BEACH...CLOUD LAKE AND PALM
  BEACH INTERNATIONAL AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR SOUTHEASTERN
FLORIDA.

LAT...LON 2666 8003 2666 8004 2671 8004 2671 8005
      2666 8005 2666 8011 2676 8011 2678 8003
      2677 8003 2677 8005 2672 8005 2676 8004
      2672 8003
TIME...MOT...LOC 1151Z 260DEG 46KT 2672 8008 

HAIL...<.75IN
WIND...60MPH
 
$$

KS
2 follow-up statements
644 
WWUS52 KMFL 161153
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
653 AM EST TUE FEB 16 2016

FLC099-161215-
/O.CON.KMFL.SV.W.0013.000000T0000Z-160216T1215Z/
PALM BEACH FL-
653 AM EST TUE FEB 16 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 AM EST
FOR NORTHEASTERN PALM BEACH COUNTY...

AT 652 AM EST...A SEVERE THUNDERSTORM WAS LOCATED OVER WEST PALM
BEACH...MOVING EAST AT 55 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WEST PALM BEACH...RIVIERA BEACH...PALM BEACH...CLOUD LAKE AND PALM BEACH
INTERNATIONAL AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR SOUTHEASTERN
FLORIDA.

LAT...LON 2666 8003 2666 8004 2671 8004 2671 8005
      2666 8005 2666 8011 2676 8011 2678 8003
      2677 8003 2677 8005 2672 8005 2676 8004
      2672 8003
TIME...MOT...LOC 1152Z 260DEG 46KT 2672 8007 

HAIL...<.75IN
WIND...60MPH
 
$$

KS
831 
WWUS52 KMFL 161159
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
659 AM EST TUE FEB 16 2016

FLC099-161208-
/O.CAN.KMFL.SV.W.0013.000000T0000Z-160216T1215Z/
PALM BEACH FL-
659 AM EST TUE FEB 16 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PALM BEACH COUNTY
IS CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FOR SOUTHEASTERN
FLORIDA.

LAT...LON 2666 8003 2666 8004 2671 8004 2671 8005
      2666 8005 2666 8011 2676 8011 2678 8003
      2677 8003 2677 8005 2672 8005 2676 8004
      2672 8003
TIME...MOT...LOC 1157Z 260DEG 46KT 2673 7998 

$$

KS

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 16, 3:36 AM ESTSpecial Weather StatementMFLGlades39 min
Feb 16, 3:50 AM ESTSpecial Weather StatementMFLCollier, Glades, Hendry55 min
Feb 16, 3:58 AM ESTTornado WarningMFLGlades32 min
Feb 16, 4:00 AM ESTTornado WarningMFLCollier30 min
Feb 16, 4:17 AM ESTSevere Thunderstorm WarningMFLCollier, Hendry43 min
Feb 16, 4:29 AM ESTTornado WarningMFLCollier31 min
Feb 16, 4:39 AM ESTSpecial Marine WarningMFL81 min
Feb 16, 4:46 AM ESTSpecial Weather StatementMFLCollier, Glades, Hendry89 min
Feb 16, 4:58 AM ESTTornado WarningMFLCollier, Hendry32 min
Feb 16, 6:01 AM ESTTornado WarningMFLPalm Beach29 min
Feb 16, 6:02 AM ESTSpecial Weather StatementMFLBroward, Palm Beach58 min
Feb 16, 6:21 AM ESTSpecial Marine WarningMFL114 min
Feb 16, 6:39 AM ESTSpecial Weather StatementMFLBroward36 min
Feb 16, 6:48 AM ESTSpecial Weather StatementMFLPalm Beach27 min
Feb 16, 7:07 AM ESTTornado WarningMFLBroward11 min
Feb 16, 7:13 AM ESTTornado WarningMFLBroward6 min
Feb 16, 7:23 AM ESTSpecial Weather StatementMFLBroward37 min
Feb 16, 7:36 AM ESTSevere Thunderstorm WarningMFLBroward24 min
Feb 16, 7:50 AM ESTSevere Thunderstorm WarningMFLBroward, Miami-Dade21 min
Feb 16, 7:53 AM ESTTornado WarningMFLBroward, Miami-Dade12 min
Feb 16, 8:10 AM ESTSpecial Marine WarningMFL95 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.