Alert archive / Missouri / Flash Flood Warnings in 1993

Flash Flood Warning 159, NWS Kansas City, MO

September 22, 19934 counties in Missouri

NWS Kansas City, MO issued this flash flood warning at Sep 22, 1993, 7:34 PM CDT for 4 counties in Missouri. It was in force for 116 min.

The area

The counties it named.

The facts

Issued
Sep 22, 1993, 7:34 PM CDT (00:34 UTC)
Expired
Sep 22, 1993, 9:30 PM CDT
In force
116 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Audrain County, MO, Boone County, MO, Callaway County, MO, Montgomery County, MO

The radar

The St Louis radar (KLSX), 109 km from the middle of the area, began a volume at 00:33 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

Paducah/Barkley, KY (KPAH), launched 00:00Z, 0.6 hours before the alert went out and 352 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, Paducah/Barkley, KY at 00:00Z on 1993-09-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 60 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, Paducah/Barkley, KY at 00:00Z on 1993-09-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 square meters per square second.193958Sfc1 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
60 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
1576 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
325 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

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 Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 22, 7:19 PM CDTSevere Thunderstorm WarningEAXCass41 min
Sep 22, 7:35 PM CDTSevere Thunderstorm WarningEAXJohnson25 min
Sep 22, 7:41 PM CDTSevere Thunderstorm WarningEAXCooper, Pettis49 min
Sep 22, 9:14 PM CDTFlash Flood WarningEAXJackson61 min
Sep 22, 9:14 PM CDTSevere Thunderstorm WarningEAXJackson61 min
Sep 22, 9:31 PM CDTSevere Thunderstorm WarningEAXLafayette31 min
Sep 22, 9:49 PM CDTSevere Thunderstorm WarningEAXJohnson17 min
Sep 23, 7:22 AM CDTFlash Flood WarningEAXCole, Osage2 hr
Sep 23, 7:22 AM CDTFlash Flood WarningEAXGasconade2 hr
Sep 23, 7:50 AM CDTFlash Flood WarningEAXBoone, Callaway115 min
Sep 23, 7:50 AM CDTFlash Flood WarningEAXMoniteau115 min
Sep 23, 8:19 AM CDTFlash Flood WarningEAXAudrain, Montgomery116 min

Nearby

Flash Flood Warnings in Missouri, 1993Every flash flood warning in 1993

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.