Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 28, NWS Omaha, NE

June 11, 1997Gage County, Jefferson County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Jun 11, 1997, 4:30 PM CDT for Gage County, Jefferson County, Nebraska. It was in force for 65 min. 6 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 11, 1997, 4:30 PM CDT (21:30 UTC)
Expired: Jun 11, 1997, 5:35 PM CDT
In force: 65 min
Issued by: NWS Omaha, NE
Area: Whole counties

Counties Gage County, NE, Jefferson County, NE

The radar

The Grand Island radar (KUEX), 130 km from the middle of the area, began a volume at 21:34 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.

What was reported inside it

Time	Report	Where	Remark
Jun 11, 4:45 PM CDT	Thunderstorm Wind 52	Beatrice, NE
Jun 11, 4:50 PM CDT	Thunderstorm Wind	Fairbury, NE	Machine shed destroyed and cattle shed damaged.
Jun 11, 5:00 PM CDT	Thunderstorm Wind	Wymore, NE	Two grain bins and a sheet metal shed badly damaged. A truck was also damaged when the grain bin went airborn and slammed into it. Numerous tree limbs as large as eight inches in diameter downed.
Jun 11, 5:14 PM CDT	Thunderstorm Wind 50	Beatrice, NE	Tree limbs and power lines downed. Small hail accumulated to a depth of six inches.
Jun 11, 5:35 PM CDT	Hail 0.75	Liberty, NE
Jun 11, 5:45 PM CDT	Thunderstorm Wind	Blue Spgs, NE	Blue Springs cemetary severely damaged. Six large trees downed with many others damaged. Many headstones overturned.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 9.5 hours before the alert went out and 131 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: 81 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 1086 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: 8 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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.

In the hours before

Special weather statement, Jun 11, 11:10 AM CDT, 5 hours 20 minutes before

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Special weather statement, Jun 11, 11:12 AM CDT, 5 hours 18 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 5:31 PM CDT	Severe Thunderstorm Warning	OAX	Gage	19 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1997 Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.