Alert archive / Missouri / Flash Flood Warnings in 1999

Flash Flood Warning 44, NWS Paducah, KY

April 3, 1999Bollinger County, Wayne County, Missouri

NWS Paducah, KY issued this flash flood warning at Apr 3, 1999, 11:54 PM CST for Bollinger County, Wayne County, Missouri. It was in force for 5 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
Apr 3, 1999, 11:54 PM CST (05:54 UTC)
Expired
Apr 4, 1999, 6:00 AM CDT
In force
5 hr
Issued by
NWS Paducah, KY
Area
Whole counties

Counties Bollinger County, MO, Wayne County, MO

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 5.9 hours before the alert went out and 267 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, Little Rock, AR at 00:00Z on 1999-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 25 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 1999-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -231 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
25 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
724 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
-231 m²/s²
0-3 km storm-relative helicity
-324 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

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.

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 Paducah, KY wrote its last area forecast discussion before this flash flood warning went out at Apr 3, 2:32 PM CST, 9 hours 22 minutes earlier.

Area forecast discussion, Apr 3, 2:32 PM CST, 9 hours 22 minutes before
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The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 3, 9:57 PM CSTSevere Thunderstorm WarningPAHLivingston, Lyon38 min
Apr 3, 10:14 PM CSTSevere Thunderstorm WarningPAHCaldwell, Crittenden36 min
Apr 3, 6:26 PM CSTSevere Thunderstorm WarningPAHBollinger34 min
Apr 3, 7:52 PM CSTFlash Flood WarningPAHPerry3 hr
Apr 4, 7:37 AM CDTFlash Flood WarningPAHWayne4 hr

Nearby

Flash Flood Warnings in Missouri, 1999Every flash flood warning in 1999

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.