Alert archive / Nebraska / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 65, NWS Hastings, NE

May 22, 1999Kearney County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at May 22, 1999, 11:16 AM CDT for Kearney County, Nebraska. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 22, 1999, 11:16 AM CDT (16:16 UTC)
Expired
May 22, 1999, 12:00 PM CDT
In force
44 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Kearney County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 4.3 hours before the alert went out and 155 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 1999-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 333 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 12:00Z on 1999-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 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
333 J/kg
Mixed-layer CIN
-244 J/kg
Mixed-layer LCL
1297 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Hastings, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at May 22, 3:18 AM CDT, 7 hours 58 minutes earlier.

Area forecast discussion, May 22, 3:18 AM CDT, 7 hours 58 minutes before
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The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 22, 10:57 AM CDTSevere Thunderstorm WarningGIDHarlan, Phelps33 min
May 22, 2:23 PM CDTSevere Thunderstorm WarningGIDValley52 min
May 22, 4:09 PM CDTSevere Thunderstorm WarningGIDValley51 min
May 22, 4:36 PM CDTSevere Thunderstorm WarningGIDSherman54 min
May 22, 5:00 PM CDTSevere Thunderstorm WarningGIDHoward60 min
May 22, 5:19 PM CDTSevere Thunderstorm WarningGIDBuffalo, Hall56 min
May 22, 5:19 PM CDTSevere Thunderstorm WarningGIDDawson56 min
May 22, 5:31 PM CDTSevere Thunderstorm WarningGIDMerrick44 min
May 22, 5:55 PM CDTSevere Thunderstorm WarningGIDHamilton, Polk, York65 min
May 22, 6:11 PM CDTSevere Thunderstorm WarningGIDDawson, Gosper, Phelps49 min
May 22, 6:31 PM CDTSevere Thunderstorm WarningGIDAdams, Buffalo, Hall59 min
May 22, 6:58 PM CDTSevere Thunderstorm WarningGIDHarlan, Phelps62 min
May 22, 8:42 AM CDTSevere Thunderstorm WarningGIDPhillips, Rooks33 min
May 22, 9:15 AM CDTSevere Thunderstorm WarningGIDRooks30 min
May 22, 9:42 AM CDTSevere Thunderstorm WarningGIDRooks33 min
May 22, 9:52 AM CDTSevere Thunderstorm WarningGIDPhillips38 min
May 22, 10:29 AM CDTSevere Thunderstorm WarningGIDPhillips31 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1999Every severe thunderstorm warning in 1999

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.