Alert archive / Florida / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 13, NWS Miami, FL

May 13, 2019Palm Beach County, Florida

NWS Miami, FL issued this severe thunderstorm warning at May 13, 2019, 1:56 PM EDT for Palm Beach County, Florida. It was in force for 22 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
May 13, 2019, 1:56 PM EDT (17:56 UTC)
Expired
May 13, 2019, 2:18 PM EDT
In force
22 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), 138 km from the middle of the area, began a volume at 17:55 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
May 13, 2:02 PM EDTTSTM WND DMG2 Nne Palm Beach Garden, FLPUBLIC REPORTED A LARGE UPROOTED TREE IN THE MIRA FLORES APARTMENT COMPLEX IN PALM BEACH GARDENS VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR OF 202 PM EDT.
May 13, 2:05 PM EDTTSTM WND GST 492 Nne Palm Beach Garden, FLAN EARTH NETWORKS STATION IN PALM BEACH GARDENS /PALMB/ REPORTED A 49 MPH WIND GUST AT 205 PM EDT.

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

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 5.9 hours before the alert went out and 112 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 12:00Z on 2019-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 624 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2019-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.19395878Sfc1 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
624 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
970 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted.

021 
WUUS52 KMFL 131756
SVRMFL
FLC099-131830-
/O.NEW.KMFL.SV.W.0013.190513T1756Z-190513T1830Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Miami FL
156 PM EDT Mon May 13 2019

The National Weather Service in Miami has issued a

* Severe Thunderstorm Warning for...
  Eastern Palm Beach County in southeastern Florida...

* Until 230 PM EDT.

* At 156 PM EDT, a severe thunderstorm was located over Palm Beach
  Gardens, moving northeast at 25 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  West Palm Beach, Jupiter, Palm Beach Gardens, Riviera Beach and
  Juno Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Miami. You can also share your report with NWS Miami on
Facebook and Twitter.

&&

LAT...LON 2677 8013 2682 8019 2693 8009 2680 8002
TIME...MOT...LOC 1756Z 226DEG 23KT 2681 8013 

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

CWC
2 follow-up statements
383 
WWUS52 KMFL 131803
SVSMFL

Severe Weather Statement
National Weather Service Miami FL
203 PM EDT Mon May 13 2019

FLC099-131830-
/O.CON.KMFL.SV.W.0013.000000T0000Z-190513T1830Z/
Palm Beach FL-
203 PM EDT Mon May 13 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM EDT
FOR EASTERN PALM BEACH COUNTY...

At 203 PM EDT, a severe thunderstorm was located over Palm Beach
Gardens, moving northeast at 25 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
West Palm Beach, Jupiter, Palm Beach Gardens, Riviera Beach and Juno
Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Miami. You can also share your report with NWS Miami on Facebook and
Twitter.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 2680 8003 2677 8011 2683 8019 2693 8009
      2682 8003
TIME...MOT...LOC 1803Z 226DEG 23KT 2684 8009 

HAIL...0.88IN
WIND...60MPH
 
$$

RAG
847 
WWUS52 KMFL 131818
SVSMFL

Severe Weather Statement
National Weather Service Miami FL
218 PM EDT Mon May 13 2019

FLC099-131828-
/O.CAN.KMFL.SV.W.0013.000000T0000Z-190513T1830Z/
Palm Beach FL-
218 PM EDT Mon May 13 2019

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN PALM BEACH COUNTY IS
CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Miami.

LAT...LON 2680 8003 2677 8011 2683 8019 2693 8009
      2682 8003
TIME...MOT...LOC 1817Z 226DEG 23KT 2691 8001 

$$

CWC

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 1:21 PM EDTSpecial Marine WarningMFL39 min
May 13, 1:48 PM EDTSpecial Weather StatementMFLMartin42 min
May 13, 1:52 PM EDTSpecial Marine WarningMFL83 min
May 13, 2:23 PM EDTSpecial Weather StatementMFLPalm Beach37 min
May 13, 3:34 PM EDTAreal Flood AdvisoryMFLPalm Beach3 hr
May 13, 3:54 PM EDTSpecial Weather StatementMFLPalm Beach51 min
May 13, 5:18 PM EDTSpecial Weather StatementMFLPalm Beach42 min
May 13, 5:48 PM EDTAreal Flood AdvisoryMFLPalm Beach117 min
May 13, 6:23 PM EDTSpecial Marine WarningMFL52 min

Nearby

Severe Thunderstorm Warnings in Florida, 2019Every severe thunderstorm warning in 2019

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.