Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Miami, FL

February 16, 2021Miami-Dade County, Florida

NWS Miami, FL issued this special weather statement at Feb 16, 2021, 12:37 PM EST for Miami-Dade County, Florida. It was in force for 23 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
Feb 16, 2021, 12:37 PM EST (17:37 UTC)
Expired
Feb 16, 2021, 1:00 PM EST
In force
23 min
Issued by
NWS Miami, FL

County Miami-Dade County, FL

The radar

The Miami radar (KAMX), 9 km from the middle of the area, began a volume at 17:39 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 nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 5.6 hours before the alert went out and 32 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 2021-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 923 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 12:00Z on 2021-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 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
923 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
879 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this special weather statement went out at Feb 16, 9:47 AM EST, 2 hours 50 minutes earlier.

Area forecast discussion, Feb 16, 9:47 AM EST, 2 hours 50 minutes before
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Hazardous weather outlook, Feb 16, 9:50 AM EST, 2 hours 47 minutes before
Hazardous Weather Outlook for South Florida
National Weather Service Miami FL
950 AM EST Tue Feb 16 2021

AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676-
170300-
Lake Okeechobee-Biscayne Bay-
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-Glades-Hendry-
Inland Palm Beach-Metro Palm Beach-Coastal Collier-Inland Collier-
Inland Broward-Metro Broward-Inland Miami-Dade-Metro Miami-Dade-
Mainland Monroe-Coastal Palm Beach-Coastal Broward-Coastal Miami-
Dade-Far South Miami-Dade-
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
950 AM EST Tue Feb 16 2021

...Isolated Severe Storms and Locally Heavy Rainfall Possible...
...A Moderate Risk of Rip Currents Along The Palm Beaches...

This hazardous weather outlook is for South Florida.

.DAY ONE...TODAY AND TONIGHT

Thunderstorms: Isolated severe thunderstorms are possible today.
Strong to locally damaging wind is the greatest threat.

Tornadoes: A brief tornado is possible with the stronger storms
this morning.

Waterspouts: Waterspouts are possible over the Atlantic waters and
Lake Okeechobee.

Wind: Strong to locally damaging wind gusts are possible with the
stronger storms today.

Flooding: Heavy rain over the east coast metro areas could result in
localized flooding.

Rip currents: There is a moderate risk of rip current along the Palm
Beaches.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

An elevated rip current risk will persist across the Palm Beaches,
and an increasing rip current risk is anticipated by for all east
coast beaches by mid to late week.

.SPOTTER INFORMATION STATEMENT...

Widespread spotter activation is not anticipated, however individual
spotters are encouraged to report high wind, hail and flooding to
the National Weather Service forecast office in Miami.

For more information...visit the National Weather Service in
Miami website at www.weather.gov/miami.

In the hours before

Special weather statement, Feb 16, 7:42 AM EST, 4 hours 55 minutes before
Special Weather Statement
National Weather Service Miami FL
742 AM EST Tue Feb 16 2021

FLZ067-071>074-161330-
Inland Broward County FL-Metro Broward County FL-
Metropolitan Miami Dade FL-Inland Palm Beach County FL-Inland Miami-
Dade County FL-
742 AM EST Tue Feb 16 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN MIAMI-DADE AND CENTRAL
BROWARD COUNTIES UNTIL 830 AM EST...

* At 742 AM EST, National Weather Service meteorologists were
  tracking strong thunderstorms along a line extending from 7 miles
  southwest of East Toll Gate On Alligator Alley to 12 miles west of
  Intersection Krome And U.S. 27. Movement was northeast at 30 mph.

* Funnel clouds possible with these storms.

* Locations impacted include...
  Hialeah, Pembroke Pines, Hollywood, Miramar, Davie, Plantation,
  Sunrise, Tamarac, Miami Gardens, Weston, Miami Lakes, Cooper City,
  Hialeah Gardens, Opa-Locka, Medley, Royal Palm Ranches, Palm
  Springs North, Sunshine Acres, Country Club and Pennsuco.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 2594 8021 2639 8034 2602 8077 2562 8076
TIME...MOT...LOC 1242Z 224DEG 25KT 2604 8053 2596 8064

HVN
Special weather statement, Feb 16, 8:25 AM EST, 4 hours 12 minutes before
Special Weather Statement
National Weather Service Miami FL
825 AM EST Tue Feb 16 2021

FLZ067-068-071>074-168-172-161415-
Inland Broward County FL-Coastal Broward County FL-
Coastal Palm Beach County FL-Metro Broward County FL-
Metropolitan Miami Dade FL-Inland Palm Beach County FL-Inland Miami-
Dade County FL-Metro Palm Beach County FL-
825 AM EST Tue Feb 16 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL MIAMI-DADE...
BROWARD AND SOUTHEASTERN PALM BEACH COUNTIES UNTIL 915 AM EST...

* At 825 AM EST, National Weather Service meteorologists were
  tracking gusty showers along a line extending from near Tamarac to
  6 miles west of Intersection Krome And U.S. 27. Movement was
  northeast at 15 mph.

* Funnel clouds possible with these showers.

* Locations impacted include...
  Hialeah, Fort Lauderdale, Pembroke Pines, Hollywood, Miramar, Coral
  Springs, Pompano Beach, Davie, Plantation, Sunrise, Boca Raton,
  Deerfield Beach, Delray Beach, Tamarac, Margate, Lighthouse Point,
  Lauderdale-By-The-Sea, Highland Beach, Miami Gardens and
  Lauderhill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 2648 8006 2614 8010 2584 8031 2587 8063
      2641 8030
TIME...MOT...LOC 1325Z 226DEG 13KT 2624 8030 2593 8053

HVN
Special weather statement, Feb 16, 9:15 AM EST, 3 hours 22 minutes before
Special Weather Statement
National Weather Service Miami FL
915 AM EST Tue Feb 16 2021

FLZ068-071>074-168-172>174-161500-
Inland Broward County FL-Coastal Broward County FL-
Coastal Palm Beach County FL-Metro Broward County FL-
Metropolitan Miami Dade FL-Far South Miami-Dade County FL-
Inland Miami-Dade County FL-Metro Palm Beach County FL-
Coastal Miami Dade County FL-
915 AM EST Tue Feb 16 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN MIAMI-DADE AND BROWARD
COUNTIES UNTIL 1000 AM EST...

* At 915 AM EST, National Weather Service meteorologists were
  tracking strong thunderstorms along a line extending from Pine
  Island Ridge to near Coconut Grove. Movement was northeast at 25
  mph.

* Funnel clouds possible with these storms.

* Locations impacted include...
  Miami, Hialeah, Fort Lauderdale, Pembroke Pines, Hollywood,
  Miramar, Coral Springs, Pompano Beach, Davie, Miami Beach,
  Plantation, Sunrise, Deerfield Beach, Homestead, Tamarac, Margate,
  Coral Gables, Key Biscayne, South Miami and Lighthouse Point.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 2634 8003 2563 8010 2560 8013 2558 8012
      2535 8066 2622 8036
TIME...MOT...LOC 1415Z 221DEG 23KT 2612 8029 2577 8025

HVN
Local storm report, Feb 16, 10:49 AM EST, 1 hour 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1049 AM EST TUE FEB 16 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1027 AM     TSTM WND GST     5 SSE MIAMI BEACH       25.75N 80.10W
02/16/2021  M48 MPH          AMZ651             FL   MESONET

            A MARINE THUNDERSTORM WIND GUST OF 48 MPH
            (41 KNOTS) WAS MEASURED AT MESONET STATION
            XGVT GOVERNMENT CUT FROM A STORM THAT MOVED
            OFFSHORE.

&&

HVN
Special weather statement, Feb 16, 11:56 AM EST, 41 minutes before
Special Weather Statement
National Weather Service Miami FL
1156 AM EST Tue Feb 16 2021

FLZ073-074-173-161745-
Metropolitan Miami Dade FL-Inland Miami-Dade County FL-
Coastal Miami Dade County FL-
1156 AM EST Tue Feb 16 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN MIAMI-DADE COUNTY UNTIL
1245 PM EST...

* At 1156 AM EST, National Weather Service meteorologists were
  tracking a strong thunderstorm 8 miles north of Homestead General
  Airport, moving northeast at 30 mph.

* Winds in excess of 45 mph possible with this storm.

* Locations impacted include...
  Miami, Coral Gables, South Miami, Kendall, The Redland, Doral,
  Sweetwater, West Miami, Westchester, Glenvar Heights,
  Fountainbleau, Country Walk, Kendale Lakes, University Of Miami,
  The Hammocks, Coral Terrace, Olympia Heights, West Kendall,
  Intersection Krome And Kendall Drive and Miccosukee Resort.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These winds can down small tree limbs and branches, and blow around
unsecured small objects. Seek shelter in a safe building until the
storm passes.

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 2554 8059 2561 8067 2595 8050 2573 8025
TIME...MOT...LOC 1656Z 221DEG 25KT 2562 8059

HVN
Special weather statement, Feb 16, 12:37 PM EST, 0 minutes before
Special Weather Statement
National Weather Service Miami FL
1237 PM EST Tue Feb 16 2021

FLZ073-074-173-161800-
Metropolitan Miami Dade FL-Inland Miami-Dade County FL-
Coastal Miami Dade County FL-
1237 PM EST Tue Feb 16 2021

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL MIAMI-DADE COUNTY UNTIL
100 PM EST...

* At 1236 PM EST, National Weather Service meteorologists were
  tracking a strong thunderstorm over The Redland, moving northeast
  at 30 mph.

* Winds in excess of 45 mph possible with this storm.

* Locations impacted include...
  Homestead, Coral Gables, South Miami, Black Point, The Redland,
  Kendall, Pinecrest, Homestead Base, Naranja, Glenvar Heights,
  Richmond West, Richmond Heights, Country Walk, Leisure City,
  Palmetto Bay, Cutler Bay, University Of Miami, Zoo Miami, Goulds
  and West Perrine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

These winds can down small tree limbs and branches, and blow around
unsecured small objects. Seek shelter in a safe building until the
storm passes.

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 2543 8032 2556 8057 2575 8026
TIME...MOT...LOC 1736Z 225DEG 27KT 2556 8044

HVN

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 10:53 PM ESTSpecial Weather StatementMFLMiami-Dade52 min
Feb 15, 11:11 PM ESTSevere Thunderstorm WarningMFLCollier, Miami-Dade, Monroe34 min
Feb 15, 11:17 PM ESTSpecial Weather StatementMFLBroward28 min
Feb 15, 11:19 PM ESTSpecial Weather StatementMFLGlades56 min
Feb 15, 11:44 PM ESTSpecial Weather StatementMFLBroward46 min
Feb 16, 12:04 AM ESTSpecial Weather StatementMFLBroward26 min
Feb 16, 12:29 AM ESTSpecial Weather StatementMFLPalm Beach46 min
Feb 16, 5:59 AM ESTSpecial Weather StatementMFLBroward46 min
Feb 16, 6:10 AM ESTSevere Thunderstorm WarningMFLBroward, Collier, Hendry35 min
Feb 16, 6:23 AM ESTTornado WarningMFLBroward, Collier, Hendry, Palm Beach37 min
Feb 16, 6:46 AM ESTSpecial Weather StatementMFLPalm Beach44 min
Feb 16, 6:54 AM ESTSpecial Weather StatementMFLBroward51 min
Feb 16, 7:27 AM ESTSpecial Weather StatementMFLPalm Beach48 min
Feb 16, 7:42 AM ESTSpecial Weather StatementMFLBroward48 min
Feb 16, 8:25 AM ESTSpecial Weather StatementMFLBroward50 min
Feb 16, 9:15 AM ESTSpecial Weather StatementMFLMiami-Dade45 min
Feb 16, 10:16 AM ESTSpecial Marine WarningMFL29 min
Feb 16, 10:45 AM ESTSpecial Marine WarningMFL30 min
Feb 16, 11:56 AM ESTSpecial Weather StatementMFLMiami-Dade49 min
Feb 16, 12:57 PM ESTSpecial Marine WarningMFL48 min
Feb 16, 1:17 PM ESTSpecial Weather StatementMFLMiami-Dade28 min
Feb 16, 1:57 PM ESTSpecial Marine WarningMFL63 min
Feb 16, 2:20 PM ESTSpecial Marine WarningMFL55 min
Feb 16, 3:02 PM ESTSpecial Weather StatementMFLBroward43 min
Feb 16, 3:31 PM ESTSpecial Weather StatementMFLMiami-Dade44 min
Feb 16, 3:43 PM ESTAreal Flood AdvisoryMFLMiami-Dade3 hr
Feb 16, 4:01 PM ESTFlash Flood WarningMFLMiami-Dade3 hr
Feb 16, 4:16 PM ESTSpecial Weather StatementMFLBroward44 min
Feb 16, 4:58 PM ESTSpecial Marine WarningMFL62 min
Feb 16, 5:13 PM ESTAreal Flood AdvisoryMFLMiami-Dade3 hr
Feb 16, 5:16 PM ESTSpecial Weather StatementMFLMiami-Dade44 min
Feb 16, 5:49 PM ESTSpecial Weather StatementMFLBroward56 min
Feb 16, 6:23 PM ESTSpecial Weather StatementMFLBroward67 min
Feb 16, 6:34 PM ESTAreal Flood AdvisoryMFLBroward4 hr
Feb 16, 6:51 PM ESTSpecial Weather StatementMFLBroward39 min
Feb 16, 6:59 PM ESTAreal Flood AdvisoryMFLMiami-Dade4 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.