Alert archive / Kansas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 64, NWS Hastings, NE

May 6, 2019Mitchell County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at May 6, 2019, 9:54 PM CDT for Mitchell County, Kansas. It was in force for 21 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 6, 2019, 9:54 PM CDT (02:54 UTC)
Expired: May 6, 2019, 10:15 PM CDT
In force: 21 min
Issued by: NWS Hastings, NE
Area: Storm-based polygon
Hail: 1.0 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 02:56 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 nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 2.9 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 790 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1387 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 46 m²/s²
0-3 km storm-relative helicity: 263 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 7.9

Open this sounding in Storm Lab

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 6, 6:31 PM CDT, 3 hours 23 minutes earlier.

Area forecast discussion, May 6, 6:31 PM CDT, 3 hours 23 minutes before

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Hazardous weather outlook, May 6, 3:58 PM CDT, 5 hours 56 minutes before

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In the hours before

Local storm report, May 6, 5:07 PM CDT, 4 hours 47 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 4:32 AM CDT	Flash Flood Watch	GID	Clay, Fillmore, Nuckolls, Thayer, Webster	30 hr
May 6, 9:39 PM CDT	Special Weather Statement	GID	Mitchell, Osborne	36 min
May 6, 9:47 PM CDT	Severe Thunderstorm Warning	GID	Mitchell, Osborne	28 min
May 6, 10:00 PM CDT	Severe Thunderstorm Warning	GID	Osborne, Rooks	30 min
May 6, 10:41 PM CDT	Special Weather Statement	GID	Mitchell, Osborne	34 min
May 6, 10:42 PM CDT	Special Weather Statement	GID	Mitchell, Osborne	33 min
May 6, 11:32 PM CDT	Areal Flood Advisory	GID	Mitchell, Osborne, Rooks	3 hr

Nearby

Severe Thunderstorm Warnings in Kansas, 2019 Every 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.