Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Miami, FL

July 28, 2021Broward County, Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Jul 28, 2021, 3:13 PM EDT for Broward County, Palm Beach County, Florida. It was in force for 47 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 28, 2021, 3:13 PM EDT (19:13 UTC)
Expired: Jul 28, 2021, 4:00 PM EDT
In force: 47 min
Issued by: NWS Miami, FL

Counties Broward County, FL, Palm Beach County, FL

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 7.2 hours before the alert went out and 79 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1469 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 897 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: -35 m²/s²
0-3 km storm-relative helicity: -31 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

283 
WWUS82 KMFL 281913
SPSMFL

Special Weather Statement
National Weather Service Miami FL
313 PM EDT Wed Jul 28 2021
 
FLZ067-068-071-072-282000-
Inland Broward County FL-Metro Broward County FL-
Inland Palm Beach County FL-Metro Palm Beach County FL-
313 PM EDT Wed Jul 28 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN BROWARD AND SOUTHEASTERN
PALM BEACH COUNTIES UNTIL 400 PM EDT...

* At 313 PM EDT, National Weather Service meteorologists were
  tracking strong thunderstorms along a line extending from 6 miles
  southwest of Lion Country Safari Park to 7 miles northeast of Mile
  Marker 30 On Alligator Alley. Movement was east at 15 mph.

* Winds in excess of 45 mph and funnel clouds possible with these
  storms.

* Locations impacted include...
  Coral Springs, West Palm Beach, Plantation, Sunrise, Tamarac,
  Wellington, Margate, Lauderhill, North Lauderdale, Royal Palm
  Beach, Parkland, Loxahatchee NWR, Loxahatchee Groves, Lion Country
  Safari Park, Mission Bay, The Acreage, Ramblewood East and South
  County Regional Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

This activity was also developing in an environment favorable for the
formation of funnel clouds. Stay tuned to NOAA weather radio and
local media for additional updates and possible warnings.

To report severe weather, contact your nearest law enforcement
agency. You can also share your report with NWS Miami on Facebook and
Twitter.

&&

LAT...LON 2676 8018 2615 8024 2618 8065 2677 8057
TIME...MOT...LOC 1913Z 275DEG 14KT 2666 8046 2626 8049 

$$

CWC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 8:00 PM EDT	Areal Flood Advisory	MFL	Broward, Miami-Dade	3 hr
Jul 28, 12:32 PM EDT	Special Weather Statement	MFL	Hendry	43 min
Jul 28, 12:56 PM EDT	Special Weather Statement	MFL	Miami-Dade	49 min
Jul 28, 1:16 PM EDT	Areal Flood Advisory	MFL	Miami-Dade	119 min
Jul 28, 1:29 PM EDT	Special Marine Warning	MFL		61 min
Jul 28, 1:36 PM EDT	Special Weather Statement	MFL	Hendry	39 min
Jul 28, 1:47 PM EDT	Special Weather Statement	MFL	Broward	43 min
Jul 28, 2:10 PM EDT	Special Marine Warning	MFL		65 min
Jul 28, 2:12 PM EDT	Areal Flood Advisory	MFL	Broward	2 hr
Jul 28, 2:13 PM EDT	Special Weather Statement	MFL	Broward	47 min
Jul 28, 2:28 PM EDT	Special Weather Statement	MFL	Palm Beach	47 min
Jul 28, 3:09 PM EDT	Special Weather Statement	MFL	Broward	51 min
Jul 28, 3:28 PM EDT	Special Weather Statement	MFL	Palm Beach	47 min
Jul 28, 3:33 PM EDT	Areal Flood Advisory	MFL	Palm Beach	117 min
Jul 28, 3:37 PM EDT	Areal Flood Advisory	MFL	Broward	113 min
Jul 28, 3:52 PM EDT	Special Weather Statement	MFL	Miami-Dade	38 min
Jul 28, 4:04 PM EDT	Special Marine Warning	MFL		41 min
Jul 28, 4:05 PM EDT	Areal Flood Advisory	MFL	Broward, Miami-Dade	115 min
Jul 28, 4:44 PM EDT	Special Marine Warning	MFL		61 min

Nearby

Special Weather Statements in Florida, 2021 Every 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.