Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 2, NWS Hastings, NE

March 20, 1987Buffalo County, Phelps County, Sherman County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Mar 20, 1987, 5:00 PM CST for Buffalo County, Phelps County, Sherman County, Nebraska. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Mar 20, 1987, 5:00 PM CST (23:00 UTC)
Expired
Mar 20, 1987, 5:55 PM CST
In force
55 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Buffalo County, NE, Phelps County, NE, Sherman 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.0 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, N. Platte/Lee Bi, NE at 12:00Z on 1987-03-20Temperature 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, N. Platte/Lee Bi, NE at 12:00Z on 1987-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.193958Sfc1 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
1047 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
53 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
Mar 20, 4:38 PM CSTSevere Thunderstorm WarningGIDDawson, Gosper52 min
Mar 20, 5:25 PM CSTSevere Thunderstorm WarningGIDBuffalo, Kearney, Sherman65 min
Mar 20, 5:55 PM CSTSevere Thunderstorm WarningGIDMerrick, Nance35 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1987Every severe thunderstorm warning in 1987

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.