Alert archive / Florida / Flash Flood Warnings in 1990

Flash Flood Warning 4, NWS Tallahassee, FL

March 16, 1990Escambia County, Santa Rosa County, Florida

NWS Tallahassee, FL issued this flash flood warning at Mar 16, 1990, 1:55 PM CST for Escambia County, Santa Rosa County, Florida. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Mar 16, 1990, 1:55 PM CST (19:55 UTC)
Expired
Mar 16, 1990, 4:00 PM CST
In force
2 hr
Issued by
NWS Tallahassee, FL
Area
Whole counties

Counties Escambia County, FL, Santa Rosa County, FL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Apalachicola Mun, FL (KAQQ), launched 12:00Z, 7.9 hours before the alert went out and 233 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, Apalachicola Mun, FL at 12:00Z on 1990-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 17 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, Apalachicola Mun, FL at 12:00Z on 1990-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 238 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
17 J/kg
Mixed-layer CIN
-169 J/kg
Mixed-layer LCL
1083 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
238 m²/s²
0-3 km storm-relative helicity
323 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 16, 8:01 AM CSTSevere Thunderstorm WarningTAEEscambia, Santa Rosa59 min
Mar 16, 9:51 AM CSTFlash Flood WarningTAEEscambia, Santa Rosa2 hr
Mar 16, 10:37 AM CSTTornado WarningTAEEscambia, Santa Rosa38 min
Mar 16, 12:04 PM CSTFlash Flood WarningTAEEscambia, Santa Rosa116 min
Mar 16, 2:29 PM CSTSevere Thunderstorm WarningTAEEscambia, Santa Rosa61 min
Mar 16, 3:55 PM CSTFlash Flood WarningTAEEscambia, Santa Rosa5 hr
Mar 16, 3:55 PM CSTFlash Flood WarningTAEOkaloosa5 hr
Mar 16, 4:47 PM CSTSevere Thunderstorm WarningTAEEscambia, Santa Rosa28 min

Nearby

Flash Flood Warnings in Florida, 1990Every flash flood warning in 1990

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.