Alert archive / Minnesota / Flash Flood Warnings in 1993

Flash Flood Warning 21, NWS Sioux Falls, SD

July 10, 1993Nobles County, Minnesota

NWS Sioux Falls, SD issued this flash flood warning at Jul 10, 1993, 11:14 PM CDT for Nobles County, Minnesota. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Jul 10, 1993, 11:14 PM CDT (04:14 UTC)
Expired
Jul 11, 1993, 4:15 AM CDT
In force
5 hr
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Nobles County, MN

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 4.2 hours before the alert went out and 216 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, Minneapolis, MN at 00:00Z on 1993-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 214 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, Minneapolis, MN at 00:00Z on 1993-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
214 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1366 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 11:28 PM CDTFlash Flood WarningFSDNobles5 hr

Nearby

Flash Flood Warnings in Minnesota, 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.