Alert archive / Nebraska / Tornado Warnings in 2021
Tornado Warning 10, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Dec 15, 2021, 2:39 PM CST for 4 counties in 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
- Dec 15, 2021, 2:39 PM CST (20:39 UTC)
- Expired
- Dec 15, 2021, 3:03 PM CST
- In force
- 24 min
- Issued by
- NWS Omaha, NE
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Boone County, NE, Madison County, NE, Platte County, NE, Stanton County, NE
The radar
The Omaha radar (KOAX), 116 km from the middle of the area, began a volume at 20:42 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 |
|---|---|---|---|
| Dec 15, 3:13 PM CST | TORNADO | 2 Se Humphrey, NE | TORNADO ON THE GROUND. |
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 |
|---|---|---|---|
| Dec 15, 1:23 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 8.7 hours before the alert went out and 116 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2165 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 346 m²/s²
- 0-3 km storm-relative helicity
- 384 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
033
WFUS53 KOAX 152039
TOROAX
NEC011-119-141-167-152115-
/O.NEW.KOAX.TO.W.0010.211215T2039Z-211215T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Omaha/Valley Nebraska
239 PM CST Wed Dec 15 2021
The National Weather Service in Omaha has issued a
* Tornado Warning for...
Southeastern Madison County in northeastern Nebraska...
Northwestern Platte County in northeastern Nebraska...
Southeastern Boone County in northeastern Nebraska...
Southwestern Stanton County in northeastern Nebraska...
* Until 315 PM CST.
* At 239 PM CST, severe thunderstorms capable of producing both
tornadoes and extensive straight line wind damage were located 5
miles northeast of Fullerton, or 28 miles west of Columbus, moving
northeast at 65 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* These dangerous storms will be near...
St. Edward around 250 PM CST.
Other locations in the path of this tornadic thunderstorm include
Lindsay and Madison.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4196 9755 4178 9728 4146 9770 4152 9771
4153 9788 4151 9789 4151 9798
TIME...MOT...LOC 2039Z 220DEG 57KT 4144 9791
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Kern2 follow-up statements
569
WWUS53 KOAX 152052
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
252 PM CST Wed Dec 15 2021
NEC011-119-141-167-152115-
/O.CON.KOAX.TO.W.0010.000000T0000Z-211215T2115Z/
Madison NE-Platte NE-Boone NE-Stanton NE-
252 PM CST Wed Dec 15 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM CST FOR
SOUTHEASTERN MADISON...NORTHWESTERN PLATTE...SOUTHEASTERN BOONE AND
SOUTHWESTERN STANTON COUNTIES...
At 252 PM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
St. Edward, or 23 miles northwest of Columbus, moving northeast at 60
mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Lindsay and Madison.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4195 9756 4178 9728 4146 9770 4152 9771
4156 9793 4188 9762
TIME...MOT...LOC 2052Z 218DEG 51KT 4158 9777
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
Kern479
WWUS53 KOAX 152103
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
303 PM CST Wed Dec 15 2021
NEC011-119-141-167-152112-
/O.CAN.KOAX.TO.W.0010.000000T0000Z-211215T2115Z/
Madison NE-Platte NE-Boone NE-Stanton NE-
303 PM CST Wed Dec 15 2021
...THE TORNADO WARNING FOR SOUTHEASTERN MADISON...NORTHWESTERN
PLATTE...SOUTHEASTERN BOONE AND SOUTHWESTERN STANTON COUNTIES IS
CANCELLED...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area. However
gusty winds are still possible with this thunderstorm.
A Tornado Watch remains in effect until 800 PM CST for northeastern
Nebraska.
Remember, a Severe Thunderstorm Warning still remains in effect
until 315.
LAT...LON 4195 9756 4178 9728 4146 9770 4152 9771
4156 9793 4188 9762
TIME...MOT...LOC 2101Z 220DEG 57KT 4171 9762
$$
KernThe office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 2:19 PM CST | Severe Thunderstorm Warning | OAX | Antelope, Boone, Butler, Colfax, Madison, Pierce and 2 more | 56 min |
| Dec 15, 2:26 PM CST | Severe Thunderstorm Warning | OAX | Butler, Gage, Jefferson, Lancaster, Saline, Saunders and 1 more | 64 min |
| Dec 15, 2:50 PM CST | Tornado Warning | OAX | Colfax, Platte | 40 min |
| Dec 15, 2:54 PM CST | Severe Thunderstorm Warning | OAX | Cass, Dodge, Douglas, Gage, Johnson, Lancaster and 5 more | 81 min |
| Dec 15, 2:59 PM CST | Tornado Warning | OAX | Butler, Colfax, Dodge, Platte | 31 min |
| Dec 15, 3:06 PM CST | Tornado Warning | OAX | Madison, Platte, Stanton | 24 min |
| Dec 15, 3:09 PM CST | Severe Thunderstorm Warning | OAX | Burt, Butler, Colfax, Cuming, Dodge, Saunders and 4 more | 51 min |
| Dec 15, 3:13 PM CST | Severe Thunderstorm Warning | OAX | Antelope, Cedar, Colfax, Knox, Madison, Pierce and 3 more | 62 min |
| Dec 15, 3:23 PM CST | Tornado Warning | OAX | Lancaster, Seward | 16 min |
| Dec 15, 3:25 PM CST | Tornado Warning | OAX | Colfax, Cuming, Stanton | 35 min |
| Dec 15, 3:29 PM CST | Tornado Warning | OAX | Madison, Stanton, Wayne | 31 min |
| Dec 15, 3:35 PM CST | Severe Thunderstorm Warning | OAX | Cass, Douglas, Johnson, Nemaha, Otoe, Pawnee and 3 more | 70 min |
| Dec 15, 3:41 PM CST | Severe Thunderstorm Warning | OAX | Burt, Cuming, Thurston, Washington | 64 min |
| Dec 15, 3:45 PM CST | Tornado Warning | OAX | Douglas, Saunders | 30 min |
| Dec 15, 3:45 PM CST | Tornado Warning | OAX | Cuming, Thurston | 45 min |
| Dec 15, 3:54 PM CST | Tornado Warning | OAX | Dodge, Douglas, Washington | 28 min |
| Dec 15, 4:01 PM CST | Tornado Warning | OAX | Cass, Otoe | 14 min |
| Dec 15, 4:11 PM CST | Tornado Warning | OAX | Nemaha, Pawnee, Richardson | 34 min |
| Dec 15, 4:12 PM CST | Tornado Warning | OAX | Cass | 33 min |
| Dec 15, 4:16 PM CST | Tornado Warning | OAX | Washington | 17 min |
| Dec 15, 5:08 PM CST | Blowing Dust Advisory | OAX | Cass, Gage, Jefferson, Johnson, Lancaster, Nemaha and 5 more | 4 hr |
Nearby
Tornado Warnings in Nebraska, 2021Every tornado warning in 2021Tornadoes in 2021
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.