Alert archive / Florida / Flash Flood Warnings in 1997
Flash Flood Warning 22, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this flash flood warning at Dec 13, 1997, 12:29 PM EST for Pasco County, Pinellas County, Florida. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 13, 1997, 12:29 PM EST (17:29 UTC)
- Expired
- Dec 14, 1997, 12:00 AM EST
- In force
- 12 hr
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
Counties Pasco County, FL, Pinellas County, FL
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 5.5 hours before the alert went out and 48 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 526 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTBW 131729 FFWTBW FLC049-057-081-101-103-105-115-140500- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 1229 PM EST SAT DEC 13 1997 THE NATIONAL WEATHER SERVICE HAS ISSUED A...FLOOD WARNING EFFECTIVE UNTIL MIDNIGHT EST FOR THE FOLLOWING COUNTIES: PASCO..PINELLAS..HILLSBOROUGH..POLK..MANATEE..HARDEE AND SARASOTA SHORTLY AFTER NOON...WEATHER SERVICE DOPPLER RADAR AND SATELLITE CONTINUED TO SHOW A LARGE AREA OF MODERATE RAINS HEADING FOR WEST- CENTRAL FLORIDA. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES BY EARLY EVENING ARE LIKELY...ESPECIALLY ACROSS MANATEE...SARASOTA AND HARDEE COUNTIES. WITH THE PREVIOUS FEW DAYS OF HEAVY RAINS...TOTALING 3 TO 7 INCHES ACROSS A WIDE AREA...WIDESPREAD FLOODING IS BECOMING IMMINENT. LOCAL OFFICIALS IN PASCO AND SARASOTA COUNTIES REPORT SOME CREEKS GETTING CLOSE TO SOME HOMES...AND THE WATER CONTINUES RISING. ALSO...PAYNES CREEK AT THE HISTORICAL SITE IN HARDEE COUNTY IS RISING AND FLOODING OF THE PARK AND NEARBY ROADS IS IMMINENT. WIDESPREAD STREET FLOODING ACROSS THE WARNED AREA WILL OCCUR AND SOME ROAD CLOSURES POSSIBLE WITH THE CONTINUED RAINS. FLOODING PROBLEMS...ONCE THEY BEGIN...WILL BE SLOW TO SUBSIDE DUE TO THE ALREADY SATURATED GROUND. RESIDENTS LIVING IN AREAS THAT FLOOD EASILY OR ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE ACTION. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS BY FOOT OR BY AUTO. DO NOT ATTEMPT TO DRIVdE THROUGH WATER OF UNKNOWN DEPTHS OR WHICH COVERS THE ROADWAY. IT TAKES LESS THAN TWO FEET OF WATER FOR VEHICLES TO STALL AND BEGIN TO FLOAT. UPDATED SPECIFIC INFORMATION WILL BE ISSUED IN FOLLOW-UP STATEMENTS LATER TODAY. NASH
What forecasters said that day
The local office's own words before this flash flood warning 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 flash flood warning went out at Dec 13, 3:10 AM EST, 9 hours 19 minutes earlier.
Area forecast discussion, Dec 13, 3:10 AM EST, 9 hours 19 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN, FL 305 AM EST SAT DEC 13 1997 FLOOD WATCH COMMENTS... WOULD NOT BE OPPOSED AND FOR CONTINUITY OF FA AND WOULD PREFER TO INCLUDE LEE COUNTY IN THE FLOOD WATCH. SUSPECT WITH SLOW SAG OF SFC BNDRY SWD AND PROSPECT FOR ANOTHER MESO LOW PULLING OUT OF THE SE GOMEX WITH POTENTIAL CYCLOGENSIS AS IT PUSHES NEWD ALONG FRONT INTO ATLANTIC... SUSPECT THREAT FOR HEAVY RAIN WILL SPREAD SWD. LEE COUNTY HAS ALREADY SEEN ONE ROUND OF RAIN FRI WITH ANOTHER TDY. SFC BNDRY HAS CONTD SLO PUSH S TO A PGD TO NR VRB LN AND HAS TEMP STALLED AGAIN. WDSPD LOW CIGS AND RAIN N OF FNT WITH A SCT-NRMS SHWRS AND FEW TSTMS ALONG FNTAL BNDRY. ONE 5H VORT MAX AND WK MESO LOW PRES WILL TREK ACROSS PNSULA TDY SO XPT RAINS TO LIGHTEN TO AREAS OF LGT RAIN N OF FNT WITH SHWRS/TSTMS SRN FA ALONG CONVERGENT FRONTAL BNDRY. THEN AS NEXT DVLPG SFC LO PULLS OUT OF SE GOMEX WITH APPROACH OF MAIN 5H LOW...EXPECT RENEWED HEAVIER RAINS TO SPRD BACK ACROSS PNSULA TNGT INTO SUN. ANOTHER 2-4 INCHES OF RAIN PSBL FOR MOST OF FA NEXT 36 TO 48 HRS. STILL LIKELY CLDY CONDS WITH AREAS OF WRAP ARND RAIN SLOLY COMING TO AN END ON MON AS CLOSED 5H LO AND INTENSIFYING SFC LOW DVLOPG OFF FL E COAST PULLS SLOWLY EWD. TEMPS WILL BE HELD DOWN CONSIDERABLY BY CLDS AND CAA/EVAP COOLING N OF FNT. NO SUNSHINE THIS WEEKEND ENTIRE FA. DMR
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 13, 12:29 PM EST | Flash Flood Warning | TBW | Hardee, Hillsborough, Manatee, Polk, Sarasota | 12 hr |
Nearby
Flash Flood Warnings in Florida, 1997Every flash flood warning in 1997
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.