Alert archive / Nebraska / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 140, NWS Hastings, NE

June 10, 2015Valley County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jun 10, 2015, 5:44 PM CDT for Valley County, Nebraska. It was in force for 31 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: Jun 10, 2015, 5:44 PM CDT (22:44 UTC)
Expired: Jun 10, 2015, 6:15 PM CDT
In force: 31 min
Issued by: NWS Hastings, NE
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Valley County, NE

The radar

The North Platte radar (KLNX), 139 km from the middle of the area, began a volume at 22:47 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.

Issued	Product	Office	Lasted
Jun 10, 2:37 PM CDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.7 hours before the alert went out and 144 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: 338 J/kg
Mixed-layer CIN: -224 J/kg
Mixed-layer LCL: 2523 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 12 m²/s²
0-3 km storm-relative helicity: -29 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jun 10, 3:56 PM CDT, 1 hour 48 minutes earlier.

Area forecast discussion, Jun 10, 3:56 PM CDT, 1 hour 48 minutes before

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Hazardous weather outlook, Jun 10, 3:36 PM CDT, 2 hours 8 minutes before

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In the hours before

Special weather statement, Jun 10, 3:58 PM CDT, 1 hour 46 minutes before

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Special weather statement, Jun 10, 4:44 PM CDT, 1 hour before

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Local storm report, Jun 10, 5:04 PM CDT, 40 minutes before

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Special weather statement, Jun 10, 5:32 PM CDT, 12 minutes before

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Special weather statement, Jun 10, 5:39 PM CDT, 5 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
Jun 10, 3:58 PM CDT	Special Weather Statement	GID	Dawson	32 min
Jun 10, 4:13 PM CDT	Severe Thunderstorm Warning	GID	Dawson	47 min
Jun 10, 4:28 PM CDT	Areal Flood Advisory	GID	Dawson	2 hr
Jun 10, 4:44 PM CDT	Special Weather Statement	GID	Gosper	31 min
Jun 10, 5:32 PM CDT	Special Weather Statement	GID	Valley	28 min
Jun 10, 5:39 PM CDT	Special Weather Statement	GID	Dawson	36 min
Jun 10, 5:57 PM CDT	Severe Thunderstorm Warning	GID	Dawson	33 min
Jun 10, 5:58 PM CDT	Special Weather Statement	GID	Sherman	47 min
Jun 10, 6:01 PM CDT	Special Weather Statement	GID	Gosper	44 min
Jun 10, 6:05 PM CDT	Severe Thunderstorm Warning	GID	Dawson, Gosper	25 min
Jun 10, 6:15 PM CDT	Special Weather Statement	GID	Valley	45 min
Jun 10, 6:25 PM CDT	Special Weather Statement	GID	Furnas	50 min
Jun 10, 6:25 PM CDT	Severe Thunderstorm Warning	GID	Greeley, Howard, Sherman	50 min
Jun 10, 6:31 PM CDT	Severe Thunderstorm Warning	GID	Dawson, Gosper	33 min
Jun 10, 6:36 PM CDT	Special Weather Statement	GID	Franklin	39 min
Jun 10, 6:57 PM CDT	Severe Thunderstorm Warning	GID	Franklin, Webster	37 min
Jun 10, 6:05 PM CDT	Special Weather Statement	GID	Smith	40 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2015 Every severe thunderstorm warning in 2015

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.