Alert archive / Nebraska / Tornado Warnings in 2014
Tornado Warning 30, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Jun 17, 2014, 10:47 PM CDT for Dixon County, Nebraska. It was in force for 43 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
- Jun 17, 2014, 10:47 PM CDT (03:47 UTC)
- Expired
- Jun 17, 2014, 11:30 PM CDT
- In force
- 43 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Dixon County, NE
The radar
The Omaha radar (KOAX), 129 km from the middle of the area, began a volume at 03:47 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 17, 10:50 PM CDT | TORNADO | 2 N Dixon, NE | THREE RESIDENCES DAMAGED AND POWER LINES DOWN. ROADS FLOODED |
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 |
|---|---|---|---|
| Jun 17, 6:48 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 3.8 hours before the alert went out and 129 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
- 4092 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1440 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 14.4
The text
As transmitted, in the capitals the NWS used until 2016.
996
WFUS53 KFSD 180347
TORFSD
NEC051-180430-
/O.NEW.KFSD.TO.W.0030.140618T0347Z-140618T0430Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1047 PM CDT TUE JUN 17 2014
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL DIXON COUNTY IN NORTHEAST NEBRASKA...
* UNTIL 1130 PM CDT
* AT 1045 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR DIXON...AND MOVING SOUTHEAST AT 5 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.
* THIS DANGEROUS STORM WILL BE NEAR...
ALLEN AROUND 1130 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4234 9702 4253 9702 4247 9680 4231 9681
TIME...MOT...LOC 0348Z 293DEG 6KT 4241 9697
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$1 follow-up statement
491
WWUS53 KFSD 180357
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1057 PM CDT TUE JUN 17 2014
NEC051-180430-
/O.CON.KFSD.TO.W.0030.000000T0000Z-140618T0430Z/
DIXON NE-
1057 PM CDT TUE JUN 17 2014
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL DIXON COUNTY UNTIL
1130 PM CDT...
AT 1055 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR CONCORD...AND MOVING SOUTHEAST AT 15 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
ALLEN AROUND 1110 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A
BASEMENT OR STORM SHELTER NOW!
TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 4234 9702 4253 9702 4247 9680 4231 9681
TIME...MOT...LOC 0357Z 304DEG 14KT 4239 9693
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 8:38 PM CDT | Tornado Warning | FSD | Dixon | 52 min |
| Jun 17, 9:24 PM CDT | Tornado Warning | FSD | Dixon | 51 min |
| Jun 17, 10:09 PM CDT | Tornado Warning | FSD | Dixon | 36 min |
| Jun 17, 11:24 PM CDT | Severe Thunderstorm Warning | FSD | Dakota, Dixon | 51 min |
| Jun 17, 11:29 PM CDT | Flash Flood Warning | FSD | Dakota, Dixon | 9 hr |
Nearby
Tornado Warnings in Nebraska, 2014Every tornado warning in 2014Tornadoes in 2014
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.