Alert archive / Kansas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 301, NWS Hastings, NE

August 17, 2019Mitchell County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at Aug 17, 2019, 1:03 AM CDT for Mitchell County, Kansas. It was in force for 25 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
Aug 17, 2019, 1:03 AM CDT (06:03 UTC)
Expired
Aug 17, 2019, 1:28 AM CDT
In force
25 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

County Mitchell County, KS

The radar

The Grand Island radar (KUEX), 105 km from the middle of the area, began a volume at 06:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 16, 11:40 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 6.1 hours before the alert went out and 226 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, Topeka, KS at 00:00Z on 2019-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2599 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, Topeka, KS at 00:00Z on 2019-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
2599 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
1055 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.6
Supercell composite
6.2

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 11:50 PM CDTSevere Thunderstorm WarningGIDMitchell40 min
Aug 17, 12:07 AM CDTSpecial Weather StatementGIDOsborne38 min
Aug 17, 12:29 AM CDTSevere Thunderstorm WarningGIDMitchell46 min
Aug 17, 1:39 AM CDTSpecial Weather StatementGIDSmith51 min
Aug 17, 1:48 AM CDTSevere Thunderstorm WarningGIDJewell, Smith42 min
Aug 17, 2:31 AM CDTSpecial Weather StatementGIDOsborne44 min
Aug 17, 2:34 AM CDTSevere Thunderstorm WarningGIDOsborne, Rooks41 min
Aug 17, 2:49 AM CDTSevere Thunderstorm WarningGIDJewell, Mitchell41 min
Aug 17, 3:12 AM CDTSevere Thunderstorm WarningGIDJewell, Mitchell, Osborne17 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2019Every severe thunderstorm warning in 2019

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; radar from the NEXRAD Level II archive.