Alert archive / Nebraska / Tornado Warnings in 2010
Tornado Warning 21, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Aug 3, 2010, 9:38 PM CDT for Saline County, Seward County, Nebraska. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 3, 2010, 9:38 PM CDT (02:38 UTC)
- Expired
- Aug 3, 2010, 10:15 PM CDT
- In force
- 37 min
- Issued by
- NWS Omaha, NE
- Area
- Storm-based polygon
Counties Saline County, NE, Seward County, NE
The radar
The Omaha radar (KOAX), 94 km from the middle of the area, began a volume at 02:41 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
Omaha, NE (KOAX), launched 00:00Z, 2.6 hours before the alert went out and 93 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.
- Mixed-layer CAPE
- 1973 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 1012 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 231 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 14.3
The text
As transmitted, in the capitals the NWS used until 2016.
260 WFUS53 KOAX 040238 TOROAX NEC151-159-040315- /O.NEW.KOAX.TO.W.0021.100804T0238Z-100804T0315Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA 938 PM CDT TUE AUG 3 2010 THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN SALINE COUNTY IN SOUTHEAST NEBRASKA... SOUTH CENTRAL SEWARD COUNTY IN SOUTHEAST NEBRASKA... * UNTIL 1015 PM CDT * AT 936 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR FRIEND...OR 24 MILES SOUTHEAST OF YORK...AND MOVING EAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... DORCHESTER...CRETE...WILBER AND BLUE RIVER STATE RECREATION AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4069 9691 4047 9696 4067 9726 4074 9718 TIME...MOT...LOC 0238Z 291DEG 22KT 4068 9719 $$ DERGAN
2 follow-up statements
815 WWUS53 KOAX 040250 SVSOAX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA 950 PM CDT TUE AUG 3 2010 NEC151-159-040315- /O.CON.KOAX.TO.W.0021.000000T0000Z-100804T0315Z/ SALINE NE-SEWARD NE- 950 PM CDT TUE AUG 3 2010 ...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL SEWARD AND NORTHEASTERN SALINE COUNTIES UNTIL 1015 PM CDT... AT 945 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR DORCHESTER...OR 26 MILES WEST OF LINCOLN...MOVING SOUTHEAST AT 30 MPH. THOSE IN DORCHESTER SHOULD TAKE COVER NOW!!! LOCATIONS IMPACTED INCLUDE... CRETE AND WILBER. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW. && LAT...LON 4047 9696 4065 9722 4073 9714 4069 9691 TIME...MOT...LOC 0250Z 294DEG 27KT 4066 9709 $$ DERGAN
096
WWUS53 KOAX 040304
SVSOAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
1004 PM CDT TUE AUG 3 2010
NEC159-040313-
/O.CAN.KOAX.TO.W.0021.000000T0000Z-100804T0315Z/
SEWARD NE-
1004 PM CDT TUE AUG 3 2010
...THE TORNADO WARNING FOR SOUTH CENTRAL SEWARD COUNTY IS
CANCELLED...
THE PART OF THE STORM WHICH PROMPTED THE TORNADO WARNING HAS MOVED
OUT OF SEWARD COUNTY. HOWEVER LARGE HAIL IS STILL LIKELY IN
SOUTHEAST SEWARD COUNTY...AND A SEVERE THUNDERSTORM WARNING REMAINS
IN EFFECT FOR THAT AREA.
LAT...LON 4061 9709 4069 9704 4069 9691 4068 9691
4053 9695
TIME...MOT...LOC 0303Z 294DEG 22KT 4063 9702
$$
NEC151-040315-
/O.CON.KOAX.TO.W.0021.000000T0000Z-100804T0315Z/
SALINE NE-
1004 PM CDT TUE AUG 3 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN SALINE COUNTY
UNTIL 1015 PM CDT...
AT 1000 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
DANGEROUS STORM WAS LOCATED NEAR DORCHESTER...OR 22 MILES SOUTHWEST
OF LINCOLN...MOVING SOUTHEAST AT 25 MPH.
THOSE IN AND NEAR CRETE SHOULD TAKE COVER NOW!!!
LOCATIONS IMPACTED INCLUDE...
CRETE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4061 9709 4069 9704 4069 9691 4068 9691
4053 9695
TIME...MOT...LOC 0303Z 294DEG 22KT 4063 9702
$$
DERGANThe office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 9:26 PM CDT | Severe Thunderstorm Warning | OAX | Saline, Seward | 49 min |
| Aug 3, 9:52 PM CDT | Severe Thunderstorm Warning | OAX | Douglas, Sarpy | 38 min |
| Aug 3, 10:16 PM CDT | Tornado Warning | OAX | Gage, Lancaster, Saline | 29 min |
| Aug 3, 10:30 PM CDT | Severe Thunderstorm Warning | OAX | Sarpy | 30 min |
| Aug 3, 10:40 PM CDT | Severe Thunderstorm Warning | OAX | Gage, Lancaster, Saline | 50 min |
| Aug 3, 11:22 PM CDT | Severe Thunderstorm Warning | OAX | Johnson, Nemaha, Otoe | 53 min |
| Aug 4, 12:15 AM CDT | Severe Thunderstorm Warning | OAX | Johnson, Nemaha, Otoe | 45 min |
| Aug 4, 2:17 AM CDT | Areal Flood Warning | OAX | Cass | 72 hr |
Nearby
Tornado Warnings in Nebraska, 2010Every tornado warning in 2010Tornadoes in 2010
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.