Alert archive / Nebraska / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 104, NWS Hastings, NE

May 27, 2013Greeley County, Valley County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at May 27, 2013, 11:26 PM CDT for Greeley County, Valley County, Nebraska. It was in force for 49 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 27, 2013, 11:26 PM CDT (04:26 UTC)
Expired: May 28, 2013, 12:15 AM CDT
In force: 49 min
Issued by: NWS Hastings, NE
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Greeley County, NE, Valley County, NE

The radar

The Grand Island radar (KUEX), 141 km from the middle of the area, began a volume at 04:27 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.4 hours before the alert went out and 162 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: 1140 J/kg
Mixed-layer CIN: -199 J/kg
Mixed-layer LCL: 1482 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 32 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

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 27, 10:38 PM CDT, 48 minutes earlier.

Area forecast discussion, May 27, 10:38 PM CDT, 48 minutes before

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Hazardous weather outlook, May 27, 10:38 PM CDT, 48 minutes before

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In the hours before

Local storm report, May 27, 10:44 PM CDT, 42 minutes before

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Local storm report, May 27, 10:46 PM CDT, 40 minutes before

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Local storm report, May 27, 10:51 PM CDT, 35 minutes before

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Local storm report, May 27, 10:56 PM CDT, 30 minutes before

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Local storm report, May 27, 10:58 PM CDT, 28 minutes before

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Local storm report, May 27, 11:23 PM CDT, 3 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 27, 7:07 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Webster	38 min
May 27, 7:12 PM CDT	Severe Thunderstorm Warning	GID	Adams, Clay, Nuckolls, Webster	48 min
May 27, 7:35 PM CDT	Tornado Warning	GID	Clay, Fillmore, Nuckolls	25 min
May 27, 7:41 PM CDT	Severe Thunderstorm Warning	GID	Clay, Fillmore, Nuckolls, Thayer	49 min
May 27, 7:44 PM CDT	Tornado Warning	GID	Nuckolls, Thayer	31 min
May 27, 8:27 PM CDT	Severe Thunderstorm Warning	GID	Fillmore, Thayer	48 min
May 27, 8:45 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls	30 min
May 27, 8:49 PM CDT	Areal Flood Advisory	GID	Fillmore	3 hr
May 27, 8:54 PM CDT	Special Weather Statement	GID	Dawson	51 min
May 27, 9:11 PM CDT	Severe Thunderstorm Warning	GID	Nuckolls, Thayer	34 min
May 27, 9:50 PM CDT	Severe Thunderstorm Warning	GID	Thayer	40 min
May 27, 9:59 PM CDT	Special Weather Statement	GID	Dawson	31 min
May 27, 11:55 PM CDT	Special Weather Statement	GID	Fillmore	35 min
May 27, 7:16 PM CDT	Tornado Warning	GID	Jewell	29 min
May 27, 7:41 PM CDT	Tornado Warning	GID	Jewell	34 min
May 27, 7:45 PM CDT	Severe Thunderstorm Warning	GID	Jewell, Smith	45 min
May 27, 7:50 PM CDT	Severe Thunderstorm Warning	GID	Mitchell	40 min
May 27, 7:57 PM CDT	Severe Thunderstorm Warning	GID	Jewell	33 min
May 27, 8:11 PM CDT	Severe Thunderstorm Warning	GID	Jewell	49 min
May 27, 8:54 PM CDT	Severe Thunderstorm Warning	GID	Jewell	36 min
May 28, 3:17 PM CDT	Wind Advisory	GID	Jewell, Mitchell, Osborne, Rooks, Smith	30 hr

Nearby

Severe Thunderstorm Warnings in Nebraska, 2013 Every severe thunderstorm warning in 2013

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.