Alert archive / Nebraska / Flash Flood Warnings in 1993

Flash Flood Warning 3, NWS Hastings, NE

June 23, 1993Sherman County, Nebraska

NWS Hastings, NE issued this flash flood warning at Jun 23, 1993, 10:58 PM CDT for Sherman County, Nebraska. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 23, 1993, 10:58 PM CDT (03:58 UTC)
Expired
Jun 24, 1993, 2:00 AM CDT
In force
3 hr
Issued by
NWS Hastings, NE
Area
Whole counties

County Sherman County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.0 hours before the alert went out and 136 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, N. Platte/Lee Bi, NE at 00:00Z on 1993-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1771 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, N. Platte/Lee Bi, NE at 00:00Z on 1993-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
1771 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
1184 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.7

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 Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 10:08 PM CDTSevere Thunderstorm WarningGIDFranklin67 min
Jun 23, 10:23 PM CDTSevere Thunderstorm WarningGIDDawson52 min
Jun 23, 10:44 PM CDTSevere Thunderstorm WarningGIDBuffalo, Sherman61 min
Jun 23, 10:53 PM CDTSevere Thunderstorm WarningGIDDawson, Gosper67 min
Jun 23, 11:27 PM CDTSevere Thunderstorm WarningGIDPhelps48 min
Jun 23, 11:37 PM CDTSevere Thunderstorm WarningGIDKearney53 min
Jun 23, 11:44 PM CDTSevere Thunderstorm WarningGIDAdams46 min
Jun 23, 11:51 PM CDTSevere Thunderstorm WarningGIDFillmore54 min
Jun 24, 12:02 AM CDTSevere Thunderstorm WarningGIDHall43 min
Jun 24, 12:08 AM CDTFlash Flood WarningGIDBuffalo3 hr
Jun 24, 12:11 AM CDTSevere Thunderstorm WarningGIDClay, Hamilton49 min
Jun 24, 12:29 AM CDTSevere Thunderstorm WarningGIDMerrick46 min
Jun 24, 12:41 AM CDTSevere Thunderstorm WarningGIDFillmore, Polk, York64 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.