Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 92, NWS Omaha, NE

June 19, 1996Cedar County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Jun 19, 1996, 7:27 PM CDT for Cedar County, Nebraska. It was in force for 33 min. 1 report 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 19, 1996, 7:27 PM CDT (00:27 UTC)
Expired: Jun 19, 1996, 8:00 PM CDT
In force: 33 min
Issued by: NWS Omaha, NE
Area: Whole counties

County Cedar County, NE

The radar

The Sioux Falls radar (KFSD), 118 km from the middle of the area, began a volume at 00:29 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 19, 7:35 PM CDT	Hail 0.88	Wynot, NE

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 00:00Z, 0.5 hours before the alert went out and 160 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: 3601 J/kg
Mixed-layer CIN: -70 J/kg
Mixed-layer LCL: 1562 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 276 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 19.9

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 19, 1:41 PM CDT, 5 hours 46 minutes before

NEZ011-012-015>018-030>034-042>045-050>053-065>068-078-088>093-
IAZ043-055-056-069-079-080-090-091-201200-

SPECIAL WEATHER STATEMENT...UPDATED
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
140 PM CDT WED JUN 19 1996

...SEVERE WEATHER OUTLOOK FOR EASTERN NEBRASKA AND SOUTHWEST IOWA...

SPOTTER ACTION...
STORM SPOTTER ACTIVATION WILL LIKELY BE NEEDED IN NORTHEAST NEBRASKA
THIS AFTERNOON.  SPOTTER ACTIVATION MAY BE NEEDED FROM LATE THIS
AFTERNOON INTO THE EVENING OVER THE REST OF EASTERN NEBRASKA AND
SOUTHWEST IOWA.

DISCUSSION...
SEVERE THUNDERSTORMS ARE POSSIBLE ACROSS ALL OF THE AREA.  SOUTHEAST
WINDS WILL CONTINUE TO PUMP WARM AND UNSTABLE AIR INTO THE REGION.  A
COLD FRONT WILL BE MOVING ACROSS NEBRASKA THROUGH THURSDAY MORNING.
SEVERE THUNDERSTORMS ARE POSSIBLE OVER NORTHEAST NEBRASKA THIS
AFTERNOON AND EARLY THIS EVENING...MAINLY WEST OF A LINE FROM SIOUX
CITY TO COLUMBUS.  ONCE STORMS DEVELOP...THEY SHOULD RAPIDLY BECOME
SEVERE.  THUNDERSTORMS MAY MOVE INTO THE REST OF EASTERN NEBRASKA AND
SOUTHWEST IOWA THIS EVENING AND TONIGHT.  IN ADDITION TO THE THREAT OF
SEVERE WEATHER...AREAS OF HEAVY RAIN ARE POSSIBLE.

MILLER

Local storm report, Jun 19, 3:45 PM CDT, 3 hours 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
345 PM CDT WED JUN 19 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0343> PM    ORCHARD                   NE   1.75 INCH HAIL
06/19/96   ANTELOPE

MILLER

Special weather statement, Jun 19, 5:10 PM CDT, 2 hours 17 minutes before

NEZ007-009>015-026>033-038>042-060>064-072>076-082>086-IA043-200300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
505 PM CDT WED JUN 19 1996

TORNADO WATCH 641 HAS BEEN CANCELLED FOR BOYD...ROCK...HOLT..BLAINE
...LOOP...GARFIELD...WHEELER...CUSTER..KNOX AND ANTELOPE COUNTIES.

AS OF 505 PM THE REST OF THE COUNTIES ORGINALLY IN TORNADO WATCH 641
REMAIN IN IT THROUGH THE WATCH EXPIRATION TIME OF 800 PM.

IN ADDITION...TORNADO WATCH 643 CONTINUES THROUGH 1000 PM FOR DAKOTA
...THURSTON AND CUMING COUNTIES OF NORTHEAST NEBRASKA...AND MONONA
COUNTY...AMOUNG OTHERS...OF NORTHWEST IOWA.

CHERMOK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 7:00 AM CDT	Severe Thunderstorm Warning	OAX	Madison, Stanton	30 min
Jun 20, 7:43 AM CDT	Severe Thunderstorm Warning	OAX	Colfax, Dodge	62 min
Jun 20, 8:14 AM CDT	Severe Thunderstorm Warning	OAX	Douglas	61 min
Jun 20, 8:14 AM CDT	Severe Thunderstorm Warning	OAX	Burt, Washington	61 min
Jun 20, 2:00 PM CDT	Severe Thunderstorm Warning	OAX	Wayne	45 min
Jun 20, 5:51 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Stanton	54 min
Jun 20, 6:27 PM CDT	Tornado Warning	OAX	Cuming, Stanton	33 min
Jun 20, 6:34 PM CDT	Tornado Warning	OAX	Burt	41 min
Jun 20, 6:39 PM CDT	Tornado Warning	OAX	Colfax, Dodge	51 min
Jun 20, 12:32 AM CDT	Severe Thunderstorm Warning	OAX	Monona	43 min
Jun 20, 1:15 AM CDT	Severe Thunderstorm Warning	OAX	Monona	30 min
Jun 20, 1:45 AM CDT	Severe Thunderstorm Warning	OAX	Shelby	45 min
Jun 20, 8:03 AM CDT	Severe Thunderstorm Warning	OAX	Harrison	42 min
Jun 20, 9:00 AM CDT	Severe Thunderstorm Warning	OAX	Pottawattamie, Shelby	30 min
Jun 20, 3:43 PM CDT	Severe Thunderstorm Warning	OAX	Monona	47 min
Jun 20, 5:11 PM CDT	Tornado Warning	OAX	Monona	19 min
Jun 20, 6:59 PM CDT	Severe Thunderstorm Warning	OAX	Harrison, Monona	61 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1996 Every severe thunderstorm warning in 1996

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.