Alert archive / Florida / Special Weather Statements in 2011

Special Weather Statement, NWS Miami, FL

January 25, 2011Broward County, Florida

NWS Miami, FL issued this special weather statement at Jan 25, 2011, 9:39 PM EST for Broward County, Florida. It was in force for 36 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
Jan 25, 2011, 9:39 PM EST (02:39 UTC)
Expired
Jan 25, 2011, 10:15 PM EST
In force
36 min
Issued by
NWS Miami, FL

County Broward County, FL

The radar

The Miami radar (KAMX), 69 km from the middle of the area, began a volume at 02:41 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 00:00Z, 2.7 hours before the alert went out and 62 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 2011-01-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1046 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 00:00Z on 2011-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 square meters per square second.193958Sfc1 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
1046 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
569 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
276 m²/s²
Significant tornado parameter
1.3
Supercell composite
8.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jan 25, 8:14 PM EST, 1 hour 25 minutes earlier.

Area forecast discussion, Jan 25, 8:14 PM EST, 1 hour 25 minutes before
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Hazardous weather outlook, Jan 25, 6:19 PM EST, 3 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA
NATIONAL WEATHER SERVICE MIAMI FL
619 PM EST TUE JAN 25 2011

FLZ063-066>075-168-172>174-261430-
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-
619 PM EST TUE JAN 25 2011

...RISK OF STRONG TO SEVERE STORMS TONIGHT...
...HIGH RISK OF RIP CURRENTS ATLANTIC BEACHES TODAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA.

.DAY ONE...TONIGHT

RIP CURRENTS: STRONG SOUTHEAST WINDS OF 15 TO 20 MPH WITH HIGHER
GUSTS WILL RESULT IN A HIGH RISK OF DANGEROUS RIP CURRENTS ALONG
THE ATLANTIC BEACHES OF PALM BEACH, BROWARD AND MIAMI-DADE
COUNTIES THROUGH THIS AFTERNOON.

THUNDERSTORMS: A BAND OF STRONG TO LOCALLY SEVERE THUNDERSTORMS IS
EXPECTED TO MOVE ACROSS SOUTH FLORIDA FROM WEST TO EAST TONIGHT.
THE ACTIVITY WILL LIKELY MOVE ONSHORE THE SOUTHWEST GULF COAST
AROUND MIDNIGHT AND MOVE THROUGH THE SOUTHERN PENINSULA DURING THE
OVERNIGHT HOURS, EXITING THE SOUTHEAST COAST SHORTLY BEFORE
DAYBREAK.

TORNADOES: THERE IS A VERY SLIGHT RISK OF TORNADOES AND WATERSPOUTS
IN ASSOCIATION WITH THE MAIN BAND OF STORMS OVERNIGHT. A HIGHER
RISK OF TORNADOES IS POSSIBLE OVER THE WESTERN HALF OF SOUTH
FLORIDA THIS EVENING, ESPECIALLY IF ISOLATED STORMS DEVELOP AHEAD
OF THE MAIN RAIN AREA MOVING EAST FROM THE GULF OF MEXICO.

WIND: WIND GUSTS OF 50 MPH OR GREATER ARE POSSIBLE WITH THE
STRONGER STORMS THIS EVENING AND OVERNIGHT AS THE PRIMARY RAIN
AREA MOVES EAST ACROSS THE PENINSULA.

WAVES: SEAS TO 7 FEET ARE POSSIBLE OVER THE ATLANTIC WATERS TODAY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS WILL LIKELY BE ONGOING OVER THE EAST COAST METRO
AREA EARLY WEDNESDAY MORNING, BEFORE MOVING OFFSHORE BY MID TO
LATE MORNING AHEAD OF THE COLD FRONT.

ANOTHER ROUND OF SEASONABLY COOL WEATHER IS EXPECTED BEHIND THE
FRONT FOR LATE IN THE WEEK, WITH LOWS AGAIN DROPPING INTO THE 40S
ACROSS MUCH OF THE AREA BY FRIDAY AND INTO THE UPCOMING WEEKEND.
LOWS WILL DROP INTO THE MID TO UPPER 30S DEGREE ACROSS THE LAKE
OKEECHOBEE REGION.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE NEEDED FROM LATE THIS AFTERNOON THROUGH
THE OVERNIGHT HOURS AS THUNDERSTORMS DEVELOP AHEAD OF THE
APPROACHING FRONT. SPOTTERS ARE ENCOURAGED TO REPORT HIGH WIND,
FUNNEL CLOUDS, TORNADOES 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.

ESTUPINAN

In the hours before

Special weather statement, Jan 25, 8:30 PM EST, 1 hour 9 minutes before
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Special weather statement, Jan 25, 8:55 PM EST, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
855 PM EST TUE JAN 25 2011

FLZ066-070-260230-
HENDRY FL-INLAND COLLIER COUNTY FL-
855 PM EST TUE JAN 25 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  WESTERN HENDRY COUNTY
  NORTH CENTRAL COLLIER COUNTY

* FOR FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55
MPH...FUNNEL CLOUDS

* UNTIL 930 PM EST.

AT 854 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM FELDA TO AVE
MARIA...MOVING EAST AT 30 MPH.

  IMMOKALEE  DEVILS GARDEN  AND SURROUNDING COMMUNITIES.

THE PRIMARY IMPACTS WILL BE FREQUENT TO EXCESSIVE LIGHTNING AND GUSTY
WINDS OF 45 TO 55 MPH. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST WEDNESDAY
MORNING FOR SOUTHERN FLORIDA.

LAT...LON 2655 8157 2669 8110 2626 8107 2624 8155
      2651 8157
TIME...MOT...LOC 0155Z 254DEG 28KT 2656 8138 2633 8147

KOB
Special weather statement, Jan 25, 9:12 PM EST, 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
912 PM EST TUE JAN 25 2011

FLZ067-260300-
INLAND PALM BEACH COUNTY FL-
912 PM EST TUE JAN 25 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  WESTERN PALM BEACH COUNTY

* FOR FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55
  MPH...UP TO NICKEL-SIZED HAIL...FUNNEL CLOUDS

* UNTIL 1000 PM EST.

AT 909 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES NORTH OF
PORT MAYACA TO CLEWISTON...MOVING SOUTHEAST AT 20 TO 25 MPH.

THE FOLLOWING LOCATIONS THAT WILL BE AFFECTED ARE:

  CANAL POINT...
  PAHOKEE...
  BELLE GLADE...
  AND SURROUNDING COMMUNITIES.

THE PRIMARY IMPACTS WILL BE FREQUENT TO EXCESSIVE LIGHTNING AND GUSTY
WINDS OF 45 TO 55 MPH. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. 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.

RESIDENTS NEAR THE PATH OF THESE STORMS SHOULD REMAIN ON THE ALERT
FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST WEDNESDAY
MORNING FOR SOUTHERN FLORIDA.

LAT...LON 2647 8050 2672 8089 2674 8089 2675 8088
      2671 8082 2671 8078 2669 8074 2672 8073
      2677 8075 2678 8072 2675 8071 2676 8070
      2681 8070 2687 8063 2696 8061 2696 8021
TIME...MOT...LOC 0211Z 297DEG 19KT 2704 8062 2673 8090

BAXTER
Local storm report, Jan 25, 9:14 PM EST, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
914 PM EST TUE JAN 25 2011

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

0900 PM     MARINE TSTM WIND 6 E BUCKHEAD RIDGE      27.14N 80.79W
01/25/2011  M52 MPH          AMZ610             FL   MESONET

            L001 LAKE OKEECHOBEE TOWER MEASURED A WIND GUST TO 45
            KNOTS.

&&

BRABANDER
Special weather statement, Jan 25, 9:39 PM EST, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
939 PM EST TUE JAN 25 2011

FLZ066-067-070-071-073-260315-
HENDRY FL-INLAND PALM BEACH COUNTY FL-INLAND COLLIER COUNTY FL-
INLAND BROWARD COUNTY FL-INLAND MIAMI-DADE FL-
939 PM EST TUE JAN 25 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  WESTERN BROWARD COUNTY
  NORTHWESTERN MIAMI-DADE COUNTY
  SOUTHWESTERN PALM BEACH COUNTY
  SOUTHEASTERN HENDRY COUNTY
  EAST CENTRAL COLLIER COUNTY

* FOR FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55
MPH...FUNNEL CLOUDS

* UNTIL 1015 PM EST.

AT 936 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES NORTH OF BIG
CYPRESS SEMINOLE INDIAN RESERVATION TO 5 MILES NORTH OF BIG CYPRESS
NATIONAL PRESERVE...MOVING SOUTHEAST AT 55 MPH.

  BIG CYPRESS SEMINOLE INDIAN RESERVATION  COLLIER/BROWARD LINE AND
  ALLIGATOR ALLEY  MICCOSUKEE SERVICE PLAZA  INTERSECTION ALLIGATOR
  ALLEY AND MIAMI CANAL  AND SURROUNDING COMMUNITIES.

THE PRIMARY IMPACTS WILL BE FREQUENT TO EXCESSIVE LIGHTNING AND GUSTY
WINDS OF 45 TO 55 MPH. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST WEDNESDAY
MORNING FOR SOUTHERN FLORIDA.

LAT...LON 2588 8073 2596 8119 2645 8095 2637 8049
TIME...MOT...LOC 0238Z 303DEG 48KT 2637 8091 2607 8107

KOB

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 8:32 PM ESTSpecial Marine WarningMFL58 min
Jan 25, 8:55 PM ESTSpecial Weather StatementMFLHendry35 min
Jan 25, 9:12 PM ESTSpecial Weather StatementMFLPalm Beach48 min
Jan 25, 9:58 PM ESTSpecial Weather StatementMFLPalm Beach47 min
Jan 25, 10:23 PM ESTSevere Thunderstorm WarningMFLBroward, Palm Beach37 min
Jan 25, 10:28 PM ESTSpecial Marine WarningMFL92 min
Jan 25, 10:34 PM ESTSpecial Weather StatementMFLBroward26 min
Jan 25, 11:00 PM ESTSevere Thunderstorm WarningMFLBroward, Miami-Dade45 min
Jan 25, 11:12 PM ESTSpecial Marine WarningMFL93 min
Jan 25, 11:22 PM ESTSpecial Weather StatementMFLMiami-Dade23 min
Jan 25, 11:59 PM ESTSpecial Marine WarningMFL46 min
Jan 26, 12:49 AM ESTSpecial Marine WarningMFL41 min
Jan 26, 1:25 AM ESTSpecial Marine WarningMFL50 min

Nearby

Special Weather Statements in Florida, 2011Every special weather statement in 2011

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.