Alert archive / Florida / High Surf Advisories in 2009

High Surf Advisory 2, NWS Tampa Bay, FL

March 1, 2009Pinellas County, Florida

NWS Tampa Bay, FL issued this high surf advisory at Mar 1, 2009, 3:37 AM EST for Pinellas County, Florida. It took effect at Mar 1, 2009, 10:00 AM EST. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Mar 1, 2009, 3:37 AM EST (08:37 UTC)
In effect from
Mar 1, 2009, 10:00 AM EST
Expired
Mar 2, 2009, 9:00 PM EST
In force
35 hr
Issued by
NWS Tampa Bay, FL

County Pinellas County, FL

The radar

The Tampa radar (KTBW), 40 km from the middle of the area, began a volume at 08:37 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

Jacksonville, FL (KJAX), launched 00:00Z, 8.6 hours before the alert went out and 306 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, Jacksonville, FL at 00:00Z on 2009-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Jacksonville, FL at 00:00Z on 2009-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1572 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
244 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 3:27 AM ESTLake Wind AdvisoryTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter18 hr
Mar 1, 3:49 AM ESTFire Weather WatchTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter35 hr
Mar 1, 6:25 AM ESTSpecial Marine WarningTBW65 min
Mar 1, 7:22 AM ESTSpecial Marine WarningTBW53 min
Mar 1, 9:47 AM ESTSpecial Marine WarningTBW58 min
Mar 1, 1:17 PM ESTFreeze WatchTBWSumter15 hr
Mar 1, 1:25 PM ESTWind Chill AdvisoryTBWDeSoto, Hardee, Highlands, Pinellas, Polk, Sumter19 hr
Mar 1, 1:28 PM ESTRed Flag WarningTBWDeSoto, Hardee, Highlands, Polk, Sumter30 hr
Mar 1, 6:02 PM ESTFreeze WarningTBW14 hr

Nearby

High Surf Advisories in Florida, 2009Every high surf advisory in 2009

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.