Alert archive / South Dakota / Flash Flood Warnings in 1991

Flash Flood Warning 3, NWS Aberdeen, SD

June 3, 1991Hamlin County, South Dakota

NWS Aberdeen, SD issued this flash flood warning at Jun 3, 1991, 7:07 PM CDT for Hamlin County, South Dakota. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jun 3, 1991, 7:07 PM CDT (00:07 UTC)
Expired
Jun 3, 1991, 9:15 PM CDT
In force
2 hr
Issued by
NWS Aberdeen, SD
Area
Whole counties

County Hamlin County, SD

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 0.1 hours before the alert went out and 284 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 1991-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 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 1991-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
10 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
1121 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
109 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 Aberdeen, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 11:55 PM CDTFlash Flood WarningABRStanley2 hr
Jun 4, 2:56 PM CDTSevere Thunderstorm WarningABRBeadle, Sanborn64 min
Jun 4, 3:19 PM CDTFlash Flood WarningABRHughes, Lyman, Stanley, Sully116 min
Jun 4, 3:49 PM CDTSevere Thunderstorm WarningABRSpink40 min
Jun 4, 4:52 PM CDTFlash Flood WarningABRHughes, Lyman, Sully2 hr

Nearby

Flash Flood Warnings in South Dakota, 1991Every flash flood warning in 1991

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.