Alert archive / Nebraska / Special Weather Statements in 2011

Special Weather Statement, NWS Hastings, NE

August 19, 2011Nuckolls County, Thayer County, Webster County, Nebraska

NWS Hastings, NE issued this special weather statement at Aug 19, 2011, 10:21 PM CDT for Nuckolls County, Thayer County, Webster County, Nebraska. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 19, 2011, 10:21 PM CDT (03:21 UTC)
Expired
Aug 19, 2011, 11:00 PM CDT
In force
39 min
Issued by
NWS Hastings, NE

Counties Nuckolls County, NE, Thayer County, NE, Webster County, NE

The radar

The Grand Island radar (KUEX), 50 km from the middle of the area, began a volume at 03:24 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.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 3.4 hours before the alert went out and 189 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 2011-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 717 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 2011-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 square meters per square second.193958Sfc1 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
717 J/kg
Mixed-layer CIN
-329 J/kg
Mixed-layer LCL
1381 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
-3 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

473 
WWUS83 KGID 200321
SPSGID

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
1021 PM CDT FRI AUG 19 2011

KSZ007-NEZ085>087-200400-
JEWELL KS-NUCKOLLS NE-THAYER NE-WEBSTER NE-
1021 PM CDT FRI AUG 19 2011

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN WEBSTER...THAYER...
NUCKOLLS AND NORTHERN JEWELL COUNTIES UNTIL 1100 PM CDT...

AT 1014 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING 
STRONG THUNDERSTORMS CENTERED ROUGHLY 10 MILES EITHER SIDE OF A 
LINE EXTENDING FROM 5 MILES EAST OF ALEXANDRIA TO RUSKIN TO 
GUIDE ROCK...AND MOVING EAST AT 40 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS OF 40 TO 50 MPH 
ARE EXPECTED WITH THESE STORMS. HEAVY RAIN OF 1 TO 2 INCHES IN ONE 
HOUR IS ALSO LIKELY IN SOME AREAS...ALONG WITH FREQUENT 
DANGEROUS LIGHTNING.

LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...
  BOSTWICK...
  RUSKIN...
  SUPERIOR...
  WEBBER...
  HARDY...
  HEBRON...
  DESHLER...
  GILEAD...
  BYRON...
  CHESTER...
  HUBBELL...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

TORRENTIAL RAIN...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES...IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE ON A FLOODED
ROADWAY.

LAT...LON 4000 9792 3992 9793 3987 9848 4031 9856
      4034 9788 4034 9736 4000 9737
TIME...MOT...LOC 0320Z 267DEG 34KT 4025 9722 4020 9774
          4008 9829

$$

PFANNKUCH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 8:05 PM CDTSpecial Weather StatementGIDHarlan40 min
Aug 19, 8:15 PM CDTSevere Thunderstorm WarningGIDHarlan45 min
Aug 19, 8:43 PM CDTSevere Thunderstorm WarningGIDFranklin, Harlan, Webster47 min
Aug 19, 9:28 PM CDTSevere Thunderstorm WarningGIDNuckolls, Webster47 min
Aug 19, 7:40 PM CDTSevere Thunderstorm WarningGIDOsborne, Rooks50 min
Aug 19, 8:11 PM CDTSpecial Weather StatementGIDPhillips49 min
Aug 19, 8:47 PM CDTSpecial Weather StatementGIDMitchell43 min

Nearby

Special Weather Statements in Nebraska, 2011Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.