Alert archive / Nebraska / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 310, NWS Omaha, NE

July 28, 2005Antelope County, Knox County, Pierce County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Jul 28, 2005, 11:12 PM CDT for Antelope County, Knox County, Pierce County, Nebraska. It was in force for 63 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 28, 2005, 11:12 PM CDT (04:12 UTC)
Expired: Jul 29, 2005, 12:15 AM CDT
In force: 63 min
Issued by: NWS Omaha, NE
Area: Counties, with a storm outline in the text

Counties Antelope County, NE, Knox County, NE, Pierce County, NE

The radar

The Sioux Falls radar (KFSD), 152 km from the middle of the area, began a volume at 04:16 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
Jul 28, 11:18 PM CDT	HAIL 1.75	Creighton, NE
Jul 28, 11:30 PM CDT	HAIL 1	3 N Plainview, NE
Jul 28, 11:30 PM CDT	HAIL 1.75	6 Ne Brunswick, NE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 4.2 hours before the alert went out and 168 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: 735 J/kg
Mixed-layer CIN: -88 J/kg
Mixed-layer LCL: 1854 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 80 m²/s²
0-3 km storm-relative helicity: 177 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KOAX 290413
SVROAX
NEC003-107-139-290515-
/O.NEW.KOAX.SV.W.0310.050729T0412Z-050729T0515Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1112 PM CDT THU JUL 28 2005

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KNOX COUNTY IN NORTHEAST NEBRASKA
  PIERCE COUNTY IN NORTHEAST NEBRASKA
  ANTELOPE COUNTY IN NORTHEAST NEBRASKA

* UNTIL 1215 AM CDT

* AT 1107 PM CDT...THE PUBLIC REPORTED SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING LARGE DAMAGING HAIL UP TO GOLF BALL SIZE.  THIS STORM WAS
  LOCATED NEAR CREIGHTON...OR ABOUT 34 MILES EAST OF ONEILL...AND
  MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SOUTHERN KNOX COUNTY
  NORTHWEST ANTELOPE COUNTY
  PLAINVIEW
  OSMOND 

IF YOU ARE IN THE WARNED AREA...PREPARE FOR DAMAGING WINDS...LARGE
HAIL...HEAVY RAIN AND DANGEROUS LIGHTNING. GET INTO A REINFORCED
BUILDING. STAY AWAY FROM WINDOWS AND GLASS DOORS.

LAT...LON 4256 9799 4242 9814 4217 9740 4239 9740
      4250 9751

$$

ZAPOTOCNY

6 follow-up statements

000 
WWUS53 KOAX 290419
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1118 PM CDT THU JUL 28 2005

NEC003-107-139-290515-
/O.CON.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
KNOX NE-PIERCE NE-ANTELOPE NE-
1118 PM CDT THU JUL 28 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1215 AM CDT FOR
ANTELOPE...PIERCE AND KNOX COUNTIES...

AT 1116 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DAMAGING
HAIL UP TO GOLF BALL SIZE.  THIS STORM WAS LOCATED NEAR 
CREIGHTON...OR ABOUT 34 MILES EAST OF ONEILL...MOVING EAST AT 25 
MPH.  GOLFBALL SIZED HAIL WAS REPORTED BY THE PUBLIC AT 1105 PM CDT 
SEVEN MILES NORTH OF ROYAL IN ANTELOPE COUNTY.  ONE INCH HAIL WAS 
REPORTED BY THE PUBLIC AT WINNETOON IN KNOX COUNTY AT 1107 PM CDT.  

THE SEVERE THUNDERSTORM WILL BE NEAR...
  CREIGHTON ...
  NORTHEAST ANTELOPE COUNTY ...
  NORTHWEST PIERCE COUNTY ...
  PLAINVIEW ...
  OSMOND AND FOSTER ...

LAT...LON 4256 9799 4242 9814 4217 9740 4239 9740
      4250 9751

$$

ZAPOTOCNY

000 
WWUS53 KOAX 290428
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1127 PM CDT THU JUL 28 2005

NEC003-107-139-290515-
/O.CON.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
KNOX NE-PIERCE NE-ANTELOPE NE-
1127 PM CDT THU JUL 28 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1215 AM CDT FOR
ANTELOPE...PIERCE AND KNOX COUNTIES...

AT 1127 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DAMAGING
HAIL UP TO GOLF BALL SIZE.  THIS STORM WAS LOCATED NEAR 
PLAINVIEW...OR ABOUT 32 MILES NORTHWEST OF NORFOLK...MOVING EAST AT 
30 MPH.  GOLFBALL SIZED HAIL WAS REPORTED BY LAW ENFORCEMENT AT 
CREIGHTON AT 1118 PM.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  OSMOND BY 1140 PM CDT...
  MCLEAN BY 1155 PM CDT...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER INSIDE
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS

LAT...LON 4256 9799 4242 9814 4217 9740 4239 9740
      4250 9751

$$

ZAPOTOCNY

000 
WWUS53 KOAX 290438
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1137 PM CDT THU JUL 28 2005

NEC003-290447-
/O.CAN.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
ANTELOPE NE-
1137 PM CDT THU JUL 28 2005

...THE SEVERE THUNDERSTORM WARNING FOR ANTELOPE COUNTY IS
CANCELLED...

LAT...LON 4257 9800 4241 9782 4210 9784 4212 9738
      4240 9740 4251 9751

$$

NEC107-139-290515-
/O.CON.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
KNOX NE-PIERCE NE-
1137 PM CDT THU JUL 28 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1215 AM CDT FOR
PIERCE AND KNOX COUNTIES...

AT 1134 PM CDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING LARGE DAMAGING HAIL UP TO GOLF BALL SIZE.  THIS STORM WAS
LOCATED NEAR PLAINVIEW...OR ABOUT 27 MILES NORTHWEST OF NORFOLK...
MOVING EAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  OSMOND BY 1145 PM CDT...
  MCLEAN BY MIDNIGHT CDT...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS AND GLASS DOORS. SEVERE
THUNDERSTORMS CAN PRODUCE LARGE HAIL AND OR DAMAGING WINDS.

LAT...LON 4257 9800 4241 9782 4210 9784 4212 9738
      4240 9740 4251 9751

$$

ZAPOTOCNY

000 
WWUS53 KOAX 290450
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1150 PM CDT THU JUL 28 2005

NEC107-290500-
/O.CAN.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
KNOX NE-
1150 PM CDT THU JUL 28 2005

...THE SEVERE THUNDERSTORM WARNING FOR KNOX COUNTY IS CANCELLED...

LAT...LON 4243 9781 4241 9782 4210 9784 4212 9738
      4240 9740 4243 9741

$$

NEC139-290515-
/O.CON.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
PIERCE NE-
1150 PM CDT THU JUL 28 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1215 AM CDT FOR
PIERCE COUNTY...

AT 1147 PM CDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED NEAR OSMOND...OR
ABOUT 23 MILES NORTHWEST OF NORFOLK...MOVING SOUTHEAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  PIERCE BY 1205 AM CDT...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS AND GLASS DOORS. SEVERE
THUNDERSTORMS CAN PRODUCE LARGE HAIL AND OR DAMAGING WINDS.

LAT...LON 4243 9781 4241 9782 4210 9784 4212 9738
      4240 9740 4243 9741

$$

ZAPOTOCNY

000 
WWUS53 KOAX 290502
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1202 AM CDT FRI JUL 29 2005

NEC139-290515-
/O.CON.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
PIERCE NE-
1202 AM CDT FRI JUL 29 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1215 AM CDT FOR
PIERCE COUNTY...

AT MIDNIGHT CDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING NICKEL SIZE HAIL.  THIS STORM WAS LOCATED 6 MILES SOUTHEAST
OF OSMOND...OR ABOUT 19 MILES NORTH OF NORFOLK...MOVING SOUTHEAST AT
25 MPH.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS AND GLASS DOORS. SEVERE
THUNDERSTORMS CAN PRODUCE LARGE HAIL AND OR DAMAGING WINDS.

LAT...LON 4243 9781 4241 9782 4210 9784 4212 9738
      4240 9740 4243 9741

$$

ZAPOTOCNY

000 
WWUS53 KOAX 290512
SVSOAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1211 AM CDT FRI JUL 29 2005

NEC139-290521-
/O.EXP.KOAX.SV.W.0310.000000T0000Z-050729T0515Z/
PIERCE NE-
1211 AM CDT FRI JUL 29 2005

...THE SEVERE THUNDERSTORM WARNING FOR PIERCE COUNTY EXPIRES AT 1215
AM CDT...

THE WARNING WHICH WAS IN EFFECT HAS EXPIRED. HEAVY RAIN...SMALL HAIL
AND GUSTY WINDS ARE STILL POSSIBLE.

LAT...LON 4243 9781 4241 9782 4210 9784 4212 9738
      4240 9740 4243 9741

$$

ZAPOTOCNY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 28, 10:16 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Knox	59 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2005 Every severe thunderstorm warning in 2005

Sources

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