Alert archive / Florida / Flood Watches in 2014

Flood Watch 4, NWS Tampa Bay, FL

November 25, 201413 counties in Florida

NWS Tampa Bay, FL issued this flood watch at Nov 25, 2014, 11:26 AM EST for 13 counties in Florida. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Nov 25, 2014, 11:26 AM EST (16:26 UTC)
Expired
Nov 26, 2014, 12:00 PM EST
In force
25 hr
Issued by
NWS Tampa Bay, FL
Flood severity
None

Counties Citrus County, FL, DeSoto County, FL, Hardee County, FL, Hernando County, FL, Highlands County, FL, Hillsborough County, FL, Levy County, FL, Manatee County, FL, Pasco County, FL, Pinellas County, FL, Polk County, FL, Sarasota County, FL, Sumter County, FL

The radar

The Tampa radar (KTBW), 39 km from the middle of the area, began a volume at 16:27 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, 4.4 hours before the alert went out and 39 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 2014-11-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1213 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 2014-11-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 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
1213 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
612 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
0.9
Supercell composite
5.5

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 25, 7:16 AM ESTSpecial Weather StatementTBWHillsborough, Manatee44 min
Nov 25, 8:59 AM ESTSpecial Weather StatementTBWPolk46 min
Nov 25, 9:27 AM ESTSpecial Weather StatementTBWPolk18 min
Nov 25, 10:08 AM ESTRiver Flood WarningTBWHillsborough5 days
Nov 25, 10:08 AM ESTRiver Flood WarningTBWManatee3 days
Nov 25, 10:08 AM ESTRiver Flood WarningTBWPasco60 hr
Nov 25, 2:57 PM ESTSpecial Weather StatementTBWPasco, Sumter48 min
Nov 25, 3:02 PM ESTSmall Craft AdvisoryTBW30 hr
Nov 25, 3:03 PM ESTRip Current StatementTBWCharlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota23 hr
Nov 25, 3:03 PM ESTHigh Surf AdvisoryTBWCharlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota23 hr
Nov 25, 3:45 PM ESTSpecial Weather StatementTBWSumter15 min
Nov 25, 4:27 PM ESTSpecial Weather StatementTBWPasco48 min
Nov 25, 4:50 PM ESTAreal Flood AdvisoryTBWCitrus, Hernando, Hillsborough, Pasco, Pinellas, Sumter115 min
Nov 25, 6:48 PM ESTAreal Flood AdvisoryTBWCitrus, Hernando, Hillsborough, Manatee, Pasco, Pinellas and 3 more87 min

Nearby

Flood Watches in Florida, 2014Every flood watch 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.