Alert archive / Nebraska / Tornado Warnings in 2017

Tornado Warning 8, NWS Omaha, NE

June 16, 2017Madison County, Pierce County, Stanton County, Nebraska

NWS Omaha, NE issued this tornado warning at Jun 16, 2017, 5:10 PM CDT for Madison County, Pierce County, Stanton County, Nebraska. It was in force for 35 min. 7 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
Jun 16, 2017, 5:10 PM CDT (22:10 UTC)
Expired
Jun 16, 2017, 5:45 PM CDT
In force
35 min
Issued by
NWS Omaha, NE
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

Counties Madison County, NE, Pierce County, NE, Stanton County, NE

The radar

The Omaha radar (KOAX), 122 km from the middle of the area, began a volume at 22:13 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

TimeReportWhereRemark
Jun 16, 5:18 PM CDTHAIL 1.756 W Norfolk, NE
Jun 16, 5:23 PM CDTHAIL 1.751 N Battle Creek, NE
Jun 16, 5:37 PM CDTTSTM WND GST 714 S Norfolk, NE
Jun 16, 5:38 PM CDTTSTM WND GST 744 S Norfolk, NE
Jun 16, 5:49 PM CDTHAIL 15 S Norfolk, NE
Jun 16, 5:50 PM CDTTORNADO3 Nne Madison, NESHORT LIVED TORNADO VERIFIED BY PHOTO AND VIDEO EVIDENCE CAUSED MINOR TREE DAMAGE. TOTAL PATH LENGTH APPROXIMATELY 4.5 MILES WITH A PEAK DAMAGE WIDTH OF AROUND 25 YARDS. TORNADO PATH MAY HAVE BEEN INTERMITTENT AT TIMES DUE TO FEW IMPACTED DAMAGE INDICATORS.
Jun 16, 5:53 PM CDTTORNADO6 E Madison, 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.

IssuedProductOfficeLasted
Jun 16, 3:30 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 10.2 hours before the alert went out and 121 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-pSkew-T log-p diagram, Omaha, NE at 12:00Z on 2017-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 139 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2017-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 277 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
139 J/kg
Mixed-layer CIN
-389 J/kg
Mixed-layer LCL
1600 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
277 m²/s²
0-3 km storm-relative helicity
293 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

216 
WFUS53 KOAX 162210
TOROAX
NEC119-139-167-162245-
/O.NEW.KOAX.TO.W.0008.170616T2210Z-170616T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Omaha/Valley Nebraska
510 PM CDT FRI JUN 16 2017

The National Weather Service in Omaha has issued a

* Tornado Warning for...
  Northeastern Madison County in northeastern Nebraska...
  South central Pierce County in northeastern Nebraska...
  Southwestern Stanton County in northeastern Nebraska...

* Until 545 PM CDT
    
* At 510 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Battle Creek, or 10 miles west of Norfolk, moving
  southeast at 35 mph.

  HAZARD...Tornado and ping pong ball 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...
  Battle Creek around 515 PM CDT. 
  Norfolk around 520 PM CDT. 
  Madison around 535 PM CDT. 

This includes the following highways...
 Highway 275 in Nebraska between mile markers 57 and 79.
 Highway 81 in Nebraska between mile markers 140 and 157.

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 4215 9763 4193 9713 4174 9739 4203 9778
TIME...MOT...LOC 2210Z 311DEG 32KT 4205 9763 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

FOBERT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:11 PM CDTSevere Thunderstorm WarningOAXGage, Jefferson, Saline34 min
Jun 15, 7:39 PM CDTSevere Thunderstorm WarningOAXGage, Jefferson, Saline36 min
Jun 15, 7:49 PM CDTSevere Thunderstorm WarningOAXCass, Otoe26 min
Jun 15, 7:53 PM CDTSevere Thunderstorm WarningOAXGage37 min
Jun 15, 8:07 PM CDTSevere Thunderstorm WarningOAXGage, Johnson, Lancaster, Otoe23 min
Jun 15, 8:33 PM CDTFlash Flood WarningOAXJefferson, Saline3 hr
Jun 15, 11:14 PM CDTAreal Flood WarningOAXJefferson, Saline12 hr
Jun 16, 3:54 PM CDTSevere Thunderstorm WarningOAXAntelope, Knox, Pierce38 min
Jun 16, 4:15 PM CDTSevere Thunderstorm WarningOAXAntelope, Pierce45 min
Jun 16, 4:44 PM CDTTornado WarningOAXMadison, Pierce31 min
Jun 16, 4:57 PM CDTSevere Thunderstorm WarningOAXCuming, Stanton, Thurston, Wayne48 min
Jun 16, 5:15 PM CDTTornado WarningOAXCuming, Pierce, Stanton, Wayne30 min
Jun 16, 5:32 PM CDTSevere Thunderstorm WarningOAXAntelope, Boone, Madison28 min
Jun 16, 5:42 PM CDTTornado WarningOAXColfax, Cuming, Madison, Platte, Stanton33 min
Jun 16, 5:44 PM CDTTornado WarningOAXCuming, Stanton31 min
Jun 16, 5:58 PM CDTSevere Thunderstorm WarningOAXBoone, Madison, Platte32 min
Jun 16, 6:05 PM CDTSevere Thunderstorm WarningOAXBurt, Cuming, Dodge25 min
Jun 16, 6:09 PM CDTTornado WarningOAXBoone, Madison, Platte16 min
Jun 16, 6:13 PM CDTSevere Thunderstorm WarningOAXColfax, Cuming, Dodge, Platte, Stanton47 min
Jun 16, 6:18 PM CDTSevere Thunderstorm WarningOAXBurt, Thurston42 min
Jun 16, 6:23 PM CDTSevere Thunderstorm WarningOAXButler, Colfax, Madison, Platte52 min
Jun 16, 6:27 PM CDTSevere Thunderstorm WarningOAXBurt, Cuming, Dodge, Washington48 min
Jun 16, 6:47 PM CDTSevere Thunderstorm WarningOAXBurt, Butler, Colfax, Dodge, Saunders, Washington28 min

Nearby

Tornado Warnings in Nebraska, 2017Every tornado warning in 2017Tornadoes in 2017

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.