Alert archive / Nebraska / Tornado Warnings in 2011
Tornado Warning 2, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Mar 22, 2011, 4:36 PM CDT for Burt County, Thurston County, Nebraska. It was in force for 24 min. 1 report 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
- Mar 22, 2011, 4:36 PM CDT (21:36 UTC)
- Expired
- Mar 22, 2011, 5:00 PM CDT
- In force
- 24 min
- Issued by
- NWS Omaha, NE
- Area
- Storm-based polygon
Counties Burt County, NE, Thurston County, NE
The radar
The Omaha radar (KOAX), 68 km from the middle of the area, began a volume at 21:36 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 |
|---|---|---|---|
| Mar 22, 4:43 PM CDT | TORNADO | 6 S Craig, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 22, 2:03 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 9.6 hours before the alert went out and 68 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
- 486 J/kg
- Mixed-layer CIN
- -475 J/kg
- Mixed-layer LCL
- 777 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 477 m²/s²
- 0-3 km storm-relative helicity
- 501 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
237
WFUS53 KOAX 222136
TOROAX
NEC021-173-222200-
/O.NEW.KOAX.TO.W.0002.110322T2136Z-110322T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
436 PM CDT TUE MAR 22 2011
THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL BURT COUNTY IN EAST CENTRAL NEBRASKA...
SOUTHEASTERN THURSTON COUNTY IN NORTHEAST NEBRASKA...
* UNTIL 500 PM CDT
* AT 431 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR UEHLING...OR 37 MILES NORTHWEST OF OMAHA...
AND MOVING NORTHEAST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE...
CRAIG...DECATUR...MACY...SUMMIT LAKE STATE RECREATION AREA AND
OAKLAND.
THE WARNED AREA INCLUDES HIGHWAY 77 IN NEBRASKA BETWEEN MILE MARKERS
136 AND 142.
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 4218 9635 4207 9628 4205 9627 4201 9624
4200 9624 4199 9623 4187 9614 4168 9635
4168 9637 4174 9645 4175 9652
TIME...MOT...LOC 2136Z 208DEG 39KT 4176 9639
$$
FOBERT2 follow-up statements
194
WWUS53 KOAX 222141
SVSOAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
441 PM CDT TUE MAR 22 2011
NEC021-173-222200-
/O.CON.KOAX.TO.W.0002.000000T0000Z-110322T2200Z/
BURT NE-THURSTON NE-
441 PM CDT TUE MAR 22 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN THURSTON AND
CENTRAL BURT COUNTIES UNTIL 500 PM CDT...
AT 441 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO. THIS
TORNADO WAS LOCATED NEAR CRAIG...OR 40 MILES NORTHWEST OF OMAHA...
MOVING NORTHEAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
DECATUR AND MACY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4218 9635 4205 9628 4201 9624 4200 9624
4187 9614 4168 9635 4168 9637 4174 9645
TIME...MOT...LOC 2142Z 208DEG 39KT 4179 9635
$$
FOBERT305
WWUS53 KOAX 222156
SVSOAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
456 PM CDT TUE MAR 22 2011
NEC021-173-222206-
/O.EXP.KOAX.TO.W.0002.000000T0000Z-110322T2200Z/
BURT NE-THURSTON NE-
456 PM CDT TUE MAR 22 2011
...THE TORNADO WARNING FOR SOUTHEASTERN THURSTON AND CENTRAL BURT
COUNTIES WILL EXPIRE AT 500 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS THUNDERSTORM.
IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A TORNADO
WATCH REMAINS IN EFFECT UNTIL 9 PM.
LAT...LON 4218 9635 4205 9628 4201 9624 4200 9624
4187 9614 4168 9635 4168 9637 4174 9645
TIME...MOT...LOC 2156Z 208DEG 39KT 4186 9624
$$
FOBERTThe office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 3:19 PM CDT | Severe Thunderstorm Warning | OAX | Stanton, Wayne | 28 min |
| Mar 22, 3:21 PM CDT | Severe Thunderstorm Warning | OAX | Butler, Lancaster, Saunders, Seward | 24 min |
| Mar 22, 3:43 PM CDT | Severe Thunderstorm Warning | OAX | Johnson, Nemaha, Otoe | 32 min |
| Mar 22, 3:54 PM CDT | Severe Thunderstorm Warning | OAX | Burt, Cuming, Dodge, Thurston | 51 min |
| Mar 22, 4:10 PM CDT | Severe Thunderstorm Warning | OAX | Cass, Otoe | 50 min |
| Mar 22, 4:11 PM CDT | Severe Thunderstorm Warning | OAX | Dodge, Douglas, Saunders, Washington | 49 min |
| Mar 22, 4:48 PM CDT | Severe Thunderstorm Warning | OAX | Washington | 42 min |
Nearby
Tornado Warnings in Nebraska, 2011Every tornado warning in 2011Tornadoes in 2011
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.