Alert archive / Nebraska / Flash Flood Warnings in 1993

Flash Flood Warning 32, NWS Omaha, NE

July 17, 1993Richardson County, Nebraska

NWS Omaha, NE issued this flash flood warning at Jul 17, 1993, 5:35 PM CDT for Richardson County, Nebraska. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Jul 17, 1993, 5:35 PM CDT (22:35 UTC)
Expired
Jul 17, 1993, 10:30 PM CDT
In force
5 hr
Issued by
NWS Omaha, NE
Area
Whole counties

County Richardson County, NE

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.6 hours before the alert went out and 125 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, Topeka, KS at 12:00Z on 1993-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Topeka, KS at 12:00Z on 1993-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1303 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
8 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.

The office that day

Everything else NWS Omaha, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 3:35 PM CDTFlash Flood WarningOAXGage3 hr
Jul 17, 4:28 PM CDTFlash Flood WarningOAXJohnson, Nemaha, Otoe6 hr
Jul 17, 6:37 PM CDTFlash Flood WarningOAXGage4 hr
Jul 17, 3:19 PM CDTSevere Thunderstorm WarningOAXFremont, Mills, Montgomery56 min

Nearby

Flash Flood Warnings in Nebraska, 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.