Alert archive / Florida / Special Weather Statements in 2016

Special Weather Statement, NWS Tampa Bay, FL

March 29, 2016Charlotte County, DeSoto County, Florida

NWS Tampa Bay, FL issued this special weather statement at Mar 29, 2016, 4:16 PM EDT for Charlotte County, DeSoto County, Florida. It was in force for 59 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
Mar 29, 2016, 4:16 PM EDT (20:16 UTC)
Expired
Mar 29, 2016, 5:15 PM EDT
In force
59 min
Issued by
NWS Tampa Bay, FL

Counties Charlotte County, FL, DeSoto County, FL

The radar

The Tampa radar (KTBW), 123 km from the middle of the area, began a volume at 20:18 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

Tampa Bay, FL (KTBW), launched 12:00Z, 8.3 hours before the alert went out and 123 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, Tampa Bay, FL at 12:00Z on 2016-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1606 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, Tampa Bay, FL at 12:00Z on 2016-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
1606 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
866 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.4

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 Tampa Bay, FL wrote its last area forecast discussion before this special weather statement went out at Mar 29, 3:17 PM EDT, 59 minutes earlier.

Area forecast discussion, Mar 29, 3:17 PM EDT, 59 minutes before
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Hazardous weather outlook, Mar 29, 11:19 AM EDT, 4 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
1119 AM EDT TUE MAR 29 2016

FLZ043-050-052-056-057-061-139-142-148-149-151-155-160-162-165-
239-242-248-249-251-255-260-262-265-GMZ830-836-850-853-856-870-
873-876-301530-
SUMTER-PINELLAS-POLK-HARDEE-HIGHLANDS-DESOTO-COASTAL LEVY-
COASTAL CITRUS-COASTAL HERNANDO-COASTAL PASCO-
COASTAL HILLSBOROUGH-COASTAL MANATEE-COASTAL SARASOTA-
COASTAL CHARLOTTE-COASTAL LEE-INLAND LEVY-INLAND CITRUS-
INLAND HERNANDO-INLAND PASCO-INLAND HILLSBOROUGH-INLAND MANATEE-
INLAND SARASOTA-INLAND CHARLOTTE-INLAND LEE-TAMPA BAY WATERS-
CHARLOTTE HARBOR AND PINE ISLAND SOUND-
COASTAL WATERS FROM TARPON SPRINGS TO SUWANNEE RIVER FL OUT 20 NM-
COASTAL WATERS FROM ENGLEWOOD TO TARPON SPRINGS FL OUT 20 NM-
COASTAL WATERS FROM BONITA BEACH TO ENGLEWOOD FL OUT 20 NM-
WATERS FROM TARPON SPRINGS TO SUWANNEE RIVER FL OUT 20 TO 60 NM-
WATERS FROM ENGLEWOOD TO TARPON SPRINGS FL OUT 20 TO 60 NM-
WATERS FROM BONITA BEACH TO ENGLEWOOD FL OUT 20 TO 60 NM-
1119 AM EDT TUE MAR 29 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL AND SOUTHWEST
FLORIDA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

...THUNDERSTORM IMPACT...
A LARGE CLUSTER OF SHOWERS AND THUNDERSTORMS OVER THE EAST
CENTRAL GULF OF MEXICO WILL PUSH ONSHORE ACROSS WEST CENTRAL AND
SOUTHWEST FLORIDA DURING THE AFTERNOON. A MOIST AND MODERATELY
UNSTABLE AIR MASS IN PLACE ACROSS THE REGION COMBINED WITH STRONG
MID LEVEL WINDS AND ENHANCED LIFT FROM AN UPPER LEVEL DISTURBANCE
MOVING ACROSS THE REGION WILL INCREASE THE POTENTIAL FOR STRONG
TO SEVERE THUNDERSTORMS CAPABLE OF PRODUCING HAIL AND STRONG
DAMAGING WINDS. IN ADDITION SOME LOCALLY HEAVY RAIN...AND
FREQUENT LIGHTNING WILL ACCOMPANY THE STORMS AS THEY MOVE TO THE
EAST AT 10 TO 15 MPH. RESIDENT AND VISITORS SHOULD KEEP AN EYE TO
THE SKY THIS AFTERNOON AND MOVE INDOORS IMMEDIATELY IF
THREATENING WEATHER APPROACHES YOUR LOCATIONS.

...DENSE FOG/SMOKE IMPACT...
AREAS OF LOCALLY DENSE FOG WILL AGAIN BE POSSIBLE LATE TONIGHT
INTO EARLY WEDNESDAY MORNING...WHICH MAY IMPACT TRAVEL CONDITIONS
DURING THE EARLY MORNING COMMUTE. IN ADDITION SOME AREAS OF
MARINE SEA FOG MAY ALSO BE POSSIBLE...AND MARINERS SHOULD MONITOR
LATER FORECASTS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

...THUNDERSTORM IMPACT...
SCATTERED THUNDERSTORMS WILL BE POSSIBLE EACH DAY. THUNDERSTORMS
WILL BE CAPABLE OF PRODUCING STRONG GUSTY WINDS...LOCALLY HEAVY
RAINS...FREQUENT LIGHTNING STRIKES...AND SMALL HAIL.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS SHOULD MONITOR THE WEATHER THE REMAINDER OF THE DAY
AND SELF ACTIVATE IF NEEDED.

MCMICHAEL

In the hours before

Special weather statement, Mar 29, 3:01 PM EDT, 1 hour 15 minutes before
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Local storm report, Mar 29, 3:15 PM EDT, 1 hour 1 minute before
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Special weather statement, Mar 29, 3:23 PM EDT, 53 minutes before
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Local storm report, Mar 29, 4:03 PM EDT, 13 minutes before
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Local storm report, Mar 29, 4:14 PM EDT, 2 minutes before
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Special weather statement, Mar 29, 4:16 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 5:51 AM EDTDense Fog AdvisoryTBWHernando, Hillsborough, Pasco, Pinellas4 hr
Mar 29, 5:55 AM EDTMarine Dense Fog AdvisoryTBW4 hr
Mar 29, 12:53 PM EDTSpecial Weather StatementTBWSarasota67 min
Mar 29, 1:45 PM EDTSpecial Marine WarningTBW60 min
Mar 29, 1:59 PM EDTSpecial Weather StatementTBWHardee, Manatee61 min
Mar 29, 2:04 PM EDTSpecial Weather StatementTBWPolk56 min
Mar 29, 2:16 PM EDTSpecial Weather StatementTBWSarasota44 min
Mar 29, 2:22 PM EDTSevere Thunderstorm WarningTBWCharlotte, Sarasota38 min
Mar 29, 2:46 PM EDTSpecial Marine WarningTBW59 min
Mar 29, 3:01 PM EDTSpecial Weather StatementTBWPolk59 min
Mar 29, 3:23 PM EDTSpecial Weather StatementTBWCharlotte, DeSoto, Lee, Sarasota52 min
Mar 29, 3:57 PM EDTSpecial Marine WarningTBW33 min

Nearby

Special Weather Statements in Florida, 2016Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.