Alert archive / Nebraska / Flash Flood Warnings in 1988

Flash Flood Warning 2, NWS Hastings, NE

July 7, 1988Merrick County, Nebraska

NWS Hastings, NE issued this flash flood warning at Jul 7, 1988, 4:53 PM CDT for Merrick County, Nebraska. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 7, 1988, 4:53 PM CDT (21:53 UTC)
Expired
Jul 7, 1988, 8:00 PM CDT
In force
3 hr
Issued by
NWS Hastings, NE
Area
Whole counties

County Merrick County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 9.9 hours before the alert went out and 140 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, Omaha, NE at 12:00Z on 1988-07-07Temperature 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, Omaha, NE at 12:00Z on 1988-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 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
3625 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
65 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 Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 3:09 PM CDTTornado WarningGIDPolk31 min
Jul 7, 3:09 PM CDTTornado WarningGIDYork36 min
Jul 7, 3:38 PM CDTSevere Thunderstorm WarningGIDClay, Hamilton, Nuckolls67 min
Jul 7, 4:10 PM CDTSevere Thunderstorm WarningGIDHamilton, Merrick, Polk65 min
Jul 7, 4:53 PM CDTFlash Flood WarningGIDAdams, Hall, Hamilton3 hr

Nearby

Flash Flood Warnings in Nebraska, 1988Every flash flood warning in 1988

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.