Alert archive / Nebraska / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 310, NWS Hastings, NE

November 10, 20124 counties in Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Nov 10, 2012, 6:01 PM CST for 4 counties in Nebraska. It was in force for 59 min. 2 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
Nov 10, 2012, 6:01 PM CST (00:01 UTC)
Expired
Nov 10, 2012, 7:00 PM CST
In force
59 min
Issued by
NWS Hastings, NE
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Hall County, NE, Hamilton County, NE, Howard County, NE, Merrick County, NE

The radar

The Grand Island radar (KUEX), 64 km from the middle of the area, began a volume at 00:04 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
Nov 10, 6:22 PM CSTHAIL 0.55 Wsw Chapman, NE
Nov 10, 6:27 PM CSTHAIL 0.888 W Aurora, NEDELAYED REPORT OF NICKEL SIZE HAIL AND ESTIMATED 50 MPH WINDS.

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
Nov 10, 3:36 PM CSTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.0 hours before the alert went out and 161 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 00:00Z on 2012-11-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 567 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 00:00Z on 2012-11-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 square meters per square second.1939587897117Sfc1 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
567 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
1120 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
228 m²/s²
Significant tornado parameter
0.4
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

529 
WUUS53 KGID 110001
SVRGID
NEC079-081-093-121-110100-
/O.NEW.KGID.SV.W.0310.121111T0001Z-121111T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
601 PM CST SAT NOV 10 2012

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN HALL COUNTY IN SOUTH CENTRAL NEBRASKA...
  HAMILTON COUNTY IN SOUTH CENTRAL NEBRASKA...
  SOUTHEASTERN HOWARD COUNTY IN CENTRAL NEBRASKA...
  SOUTHWESTERN MERRICK COUNTY IN CENTRAL NEBRASKA...

* UNTIL 700 PM CST

* AT 559 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM ST. LIBORY TO PROSSER...AND MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GRAND ISLAND...DONIPHAN...CHAPMAN...PHILLIPS...GILTNER...
  MARQUETTE...AURORA AND HORDVILLE.

THIS INCLUDES INTERSTATE 80 BETWEEN MILE MARKERS 302 AND 333.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

INTENSE SQUALL LINES CAN OCCASIONALLY PRODUCE BRIEF TORNADOES IN
ADDITION TO WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH NOT
IMMEDIATELY LIKELY...FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE
POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

&&

LAT...LON 4070 9805 4070 9862 4111 9839 4110 9783
TIME...MOT...LOC 0001Z 267DEG 20KT 4104 9831 4070 9852
WIND...HAIL 60MPH <.75IN

$$

HALBLAUB
1 follow-up statement
576 
WWUS53 KGID 110029
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
629 PM CST SAT NOV 10 2012

NEC079-093-110039-
/O.CAN.KGID.SV.W.0310.000000T0000Z-121111T0100Z/
HALL NE-HOWARD NE-
629 PM CST SAT NOV 10 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HOWARD AND
EASTERN HALL COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4070 9805 4070 9829 4111 9812 4110 9783
TIME...MOT...LOC 0029Z 267DEG 20KT 4105 9810 4072 9811

$$

NEC081-121-110100-
/O.CON.KGID.SV.W.0310.000000T0000Z-121111T0100Z/
HAMILTON NE-MERRICK NE-
629 PM CST SAT NOV 10 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL
MERRICK AND HAMILTON COUNTIES UNTIL 700 PM CST...

AT 627 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM CHAPMAN TO GILTNER...MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  MARQUETTE...AURORA AND HORDVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

INTENSE SQUALL LINES CAN OCCASIONALLY PRODUCE BRIEF TORNADOES IN
ADDITION TO WIDESPREAD SIGNIFICANT WIND DAMAGE. ALTHOUGH NOT
IMMEDIATELY LIKELY...FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE
POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

&&

LAT...LON 4070 9805 4070 9829 4111 9812 4110 9783
TIME...MOT...LOC 0029Z 267DEG 20KT 4105 9810 4072 9811
WIND...HAIL 60MPH <.75IN

$$

HALBLAUB

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 10, 6:33 PM CSTSevere Thunderstorm WarningGIDHamilton, York42 min
Nov 10, 6:49 PM CSTSevere Thunderstorm WarningGIDPolk26 min
Nov 10, 6:55 PM CSTSevere Thunderstorm WarningGIDClay, Fillmore35 min
Nov 10, 7:07 PM CSTSevere Thunderstorm WarningGIDNuckolls, Webster23 min
Nov 10, 7:29 PM CSTSpecial Weather StatementGIDPolk, York46 min
Nov 10, 7:31 PM CSTSpecial Weather StatementGIDClay, Fillmore, Nuckolls, Webster29 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2012Every severe thunderstorm warning in 2012

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.