Alert archive / Florida / High Surf Advisories in 2014

High Surf Advisory 7, NWS Tampa Bay, FL

March 18, 20146 counties in Florida

NWS Tampa Bay, FL issued this high surf advisory at Mar 18, 2014, 5:05 AM EDT for 6 counties in Florida. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Mar 18, 2014, 5:05 AM EDT (09:05 UTC)
Expired
Mar 18, 2014, 5:00 PM EDT
In force
12 hr
Issued by
NWS Tampa Bay, FL

Counties Charlotte County, FL, Hillsborough County, FL, Lee County, FL, Manatee County, FL, Pinellas County, FL, Sarasota County, FL

The radar

The Tampa radar (KTBW), 44 km from the middle of the area, began a volume at 09:05 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 00:00Z, 9.1 hours before the alert went out and 43 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 00:00Z on 2014-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 354 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 00:00Z on 2014-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 263 square meters per square second.1939587897Sfc1 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
354 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
599 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
263 m²/s²
0-3 km storm-relative helicity
325 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.9

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high surf advisory 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 high surf advisory went out at Mar 17, 4:22 PM EDT, 12 hours 43 minutes earlier.

Area forecast discussion, Mar 17, 4:22 PM EDT, 12 hours 43 minutes before
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Hazardous weather outlook, Mar 17, 5:36 AM EDT, 23 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAMPA BAY RUSKIN FL
536 AM EDT MON MAR 17 2014

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-
873-876-180945-
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-
TARPON SPRINGS TO SUWANNEE RIVER OUT 20 NM-
ENGLEWOOD TO TARPON SPRINGS OUT 20 NM-
BONITA BEACH TO ENGLEWOOD OUT 20 NM-
TARPON SPRINGS TO SUWANNEE RIVER OUT 20 TO 60 NM-
ENGLEWOOD TO TARPON SPRINGS OUT 20 TO 60 NM-
BONITA BEACH TO ENGLEWOOD OUT 20 TO 60 NM-
536 AM EDT MON MAR 17 2014

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

.DAY ONE...TODAY AND TONIGHT.

...THUNDERSTORM IMPACT...
THUNDERSTORMS ARE EXPECTED...WITH A SLIGHT RISK OF SEVERE STORMS
THAT WILL BE CAPABLE OF PRODUCING DAMAGING WINDS...LOCALLY HEAVY
RAINS...AND FREQUENT DEADLY LIGHTNING STRIKES. THESE STORMS WILL
PUSH ACROSS THE NATURE COAST DURING EARLY MORNING...REACH THE
TAMPA BAY AREA MID TO LATE MORNING AND SPREAD ACROSS THE REST OF
THE AREA IN THE AFTERNOON.

...WIND IMPACT...
STRONG SOUTHERLY WINDS WILL CREATE HAZARDOUS CONDITIONS ON AREA
LAKES...GENERALLY ALONG AND SOUTH OF THE I-4 CORRIDOR. A LAKE
WIND ADVISORY WILL BE IN EFFECT FROM 8 AM THIS MORNING TO 6 PM
EDT THIS EVENING.

...RIP CURRENT IMPACT...
HIGH WINDS AND SEAS ON THE GULF OF MEXICO WILL RESULT IN HIGH
SURF THAT WILL PRODUCE RIP CURRENTS ALONG AREA BEACHES TODAY AND
TONIGHT.

...MARINE IMPACTS...
SOUTHERLY WINDS IN THE 15 TO 20 KNOT TO AROUND 20 KNOTS
RANGE...WITH SOME HIGHER GUSTS...TODAY WILL RESULT IN HAZARDOUS
CONDITIONS ON COASTAL WATERS. A SMALL CRAFT ADVISORY WILL BE IN
EFFECT THROUGH THIS AFTERNOON ON GULF WATERS SOUTH OF TARPON
SPRINGS...SMALL CRAFT SHOULD EXERCISE CAUTION ELSEWHERE.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

...THUNDERSTORM IMPACT...
ON TUESDAY THUNDERSTORMS ARE EXPECTED. THUNDERSTORMS WILL BE
CAPABLE OF PRODUCING STRONG GUSTY WINDS...LOCALLY HEAVY RAINS...
AND FREQUENT DEADLY LIGHTNING STRIKES.

...RIP CURRENT IMPACT...
TUESDAY HIGH SURF WILL MAY PRODUCE RIP CURRENTS ALONG AREA
BEACHES.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS SHOULD MONITOR THE WEATHER
AND SELF ACTIVATE IF NEEDED.

RUDE

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 1:26 AM EDTSpecial Weather StatementTBWHillsborough, Manatee, Sarasota49 min

Nearby

High Surf Advisories in Florida, 2014Every high surf advisory in 2014

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.