Alert archive / Nebraska / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 191, NWS Hastings, NE

June 27, 2003Nance County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jun 27, 2003, 10:28 PM CDT for Nance County, Nebraska. It was in force for 47 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
Jun 27, 2003, 10:28 PM CDT (03:28 UTC)
Expired
Jun 27, 2003, 11:15 PM CDT
In force
47 min
Issued by
NWS Hastings, NE
Area
Counties, with a storm outline in the text

County Nance County, NE

The radar

The Omaha radar (KOAX), 86 km from the middle of the area, began a volume at 03:31 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 3.5 hours before the alert went out and 85 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 2003-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 61 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2003-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
61 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
3147 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
84 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.

000 
WUUS53 KGID 280328
SVRGID
NEC125-280415-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
1027 PM CDT FRI JUN 27 2003

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NANCE COUNTY IN CENTRAL NEBRASKA

* UNTIL 1115 PM CDT

* AT 1021 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES NORTHWEST OF GENOA...OR ABOUT 25 MILES
  WEST OF COLUMBUS...MOVING SOUTHEAST AT 35 MPH.

* SOME LOCATIONS IN THE PATH OF THIS SEVERE STORM INCLUDE...
  GENOA AND RURAL EASTERN NANCE COUNTY

PEOPLE IN NORTHEASTERN NANCE COUNTY SHOULD SEEK SHELTER IN A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.

DAMAGING THUNDERSTORM WINDS IN EXCESS OF 60 MPH AND LARGE HAIL THE 
SIZE OF PENNIES ARE LIKELY.

LAT...LON 4158 9783 4141 9791 4105 9675 4130 9663
$$
NNNN
MORITZ

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Hastings, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 27, 2:50 PM CDT, 7 hours 38 minutes earlier.

Area forecast discussion, Jun 27, 2:50 PM CDT, 7 hours 38 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
250 PM CDT FRI JUN 27 2003

CONVECTION TONIGHT AND THRU THE WEEKEND THE MAIN CONCERN

OVERALL PATTERN FEATURED NORTHWEST FLOW ACROSS THE NORTHERN AND
CENTRAL PLAINS...WITH SEVERAL SUBTLE SHORTWAVES RIPPLING THRU FLOW.
LATEST H7 PROFILER DATA INDICATES ONE SUCH WAVE IN EASTERN
COLORADO...WITH STRONGER WAVE WHICH ENTERING MT/ND.

MODELS HAVE MISSED CONVECTION CURRENTLY DEVELOPING ALONG THE NEB/KS
BORDER.  CONVECTION HAS DEVELOPED IN WEAK CONVERGENT AREA ON NOSE OF
MOISTURE AXIS...AND AHEAD OF MID LEVEL WAVE.  AFTER THIS INITIAL
ISOLATED TO SCATTERED CONVECTION THIS EVENING...TSTM DEVELOPMENT
WILL REFOCUS ALONG COOL FRONTAL BOUNDARY PUSHING SOUTHEAST OUT OF
THE DAKOTAS.  18Z SFC CHART SHOWS NIL IN THE WAY OF PRESSURE
RISES...HOWEVER FRONT WILL BEGIN TO PUSH SOUTHEAST LATE THIS EVE AS
STRONGER WAVE CROSSES THE DAKOTAS.  FRONTAL BOUNDARY WILL BE FOCUS
FOR TSTMS FROM ROUGHLY 02Z-10Z.  AN ISOLATED STORM MAY BECOME SEVERE
WITH HAIL/WIND THE PRIMARY HAZARD...BUT MOISTURE IS LACKING FOR ANY
WIDESPREAD SVR WX.

THE COOL FRONTAL BOUNDARY SHIFTS SOUTHEAST TONIGHT...THEN DRY WX
FORECAST FOR SATURDAY AS HIGH PRESSURE BUILDS EAST.  BOUNDARY STALLS
TO THE SOUTH DURING THE DAY...THEN BEGINS TO LIFT SATURDAY NIGHT.
CONVECTION REDEVELOPS ACROSS THE HIGHS PLAINS...AIDED BY UPSLOPE
WINDS AND INCREASING LLVL JET.  CONVECTION IS EXPECTED TO ORGANIZE
AND MOVE EAST ACROSS CWA SATURDAY NIGHT AND SUNDAY.  ONLY CHG TO
FORECAST IS TO REFINE TIMING TO AFTER MIDNIGHT.  TSTMS MAY LINGER
INTO SUNDAY MORNING...THEN MODELS DIVERGE ON BOUNDARY PLACEMENT AND
STRENGTH OF MID LEVEL WAVE BY LATE SUNDAY.  HAVE MAINTAINED POPS
WITH BEST CHCS ACROSS KS AND SOUTHERN NEB COUNTIES.

FORECAST DRIES MONDAY AND THRU THE EXTENDED WITH JET STREAM ACROSS
THE NORTHERN PLAINS...AND RIDGE ACROSS THE SOUTH.  MAX TEMPS SHLD
REACH 90S BY THE END OF THE WEEK.

.GID...NONE.

FAY
Hazardous weather outlook, Jun 27, 5:42 PM CDT, 4 hours 46 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-281200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HASTINGS NE
542 PM CDT FRI JUN 27 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL NEBRASKA AND
PARTS OF NORTH CENTRAL KANSAS.

.DAY ONE...TONIGHT.

SCATTERED THUNDERSTORMS WILL CONTINUE THIS EVENING...MOST WIDESPREAD
ALONG AND SOUTH OF INTERSTATE 80. THE STORMS HAVE FORMED IN RESPONSE
TO A WEAK DISTURBANCE ALOFT AND THE FORMATION OF A MODERATELY
UNSTABLE ATMOSPHERE WITH LATE AFTERNOON HEATING. THE RISK FOR SEVERE
WEATHER THIS EVENING IS MINIMAL...THANKS IN PART TO SOMEWHAT WEAK
WIND SHEAR. HOWEVER...A FEW STORMS MAY PRODUCE BRIEF HEAVY RAIN...
SMALL HAIL...AND WIND GUSTS TO 45 MPH AS THEY MOVE EAST SOUTHEAST AT
ABOUT 30 MPH.

LATER TONIGHT...ATTENTION WILL TURN TO AREAS OF SOUTH CENTRAL
NEBRASKA...ESPECIALLY ALONG AND NORTH OF HIGHWAY 6. A STRONGER
DISTURBANCE SLIDE THROUGH REGION BEGINNING AROUND MIDNIGHT. AT
THE SAME TIME...A COLD FRONT WILL DROP SOUTH INTO CENTRAL NEBRASKA.
LOW LEVEL WINDS JUST ABOVE THE SURFACE WILL INCREASE...THUS SETTING
THE STAGE FOR SCATTERED THUNDERSTORM DEVELOPMENT AFTER 10 PM. AN
ISOLATED STRONG TO SEVERE STORM IS POSSIBLE OVERNIGHT...WITH HAIL TO
ONE INCH IN DIAMETER AND LOCALLY STRONG WINDS THE PRIMARY HAZARD. THE
STORMS WILL MOVE SOUTHEAST...AND EVENTUALLY OUT OF THE REGION EARLY
SATURDAY MORNING.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO FORM OVER THE HIGH PLAINS
ON SATURDAY AND TRACK ACROSS NORTH CENTRAL KANSAS AND PARTS OF
SOUTH CENTRAL NEBRASKA ON SATURDAY NIGHT.  THERE IS A SLIGHT CHANCE
THAT THE THUNDERSTORMS WILL GENERATE SEVERE LEVELS OF HAIL
AND WIND GUSTS...MAINLY OVER AREAS WEST OF A KEARNEY TO CONCORDIA
LINE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED TONIGHT...ALTHOUGH
INDIVIDUAL OR COMMUNITY ORGANIZATIONS SHOULD MONITOR THE WEATHER
CLOSELY...AND BE PREPARED TO TAKE ACTION IF HAZARDOUS WEATHER
APPROACHES.

MORITZ

In the hours before

Local storm report, Jun 27, 9:33 PM CDT, 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
933 PM CDT FRI JUN 27 2003

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0915 PM    BRADSHAW                  NE   60 MPH TSTM GUST
06/27/03   YORK                           REPORTED BY STORM
                                          SPOTTER.

0930 PM    6 W BENEDICT              NE   60 MPH TSTM GUST
06/27/03   YORK                           REPORTED BY STORM
                                          SPOTTER.
Local storm report, Jun 27, 9:54 PM CDT, 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
954 PM CDT FRI JUN 27 2003

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0950 PM    YORK                      NE   60 MPH TSTM GUST
06/27/03   YORK                           POWER LINES DOWNED BY
                                          THUNDERSTORM GUSTS.
                                          REPORTED BY LAW
                                          ENFORCEMENT OFFICIAL.

0950 PM    WACO                      NE   60 MPH TSTM GUST
06/27/03   YORK                           POWER LINES DOWN AND
                                          TREE DAMAGE.  REPORTED
                                          BY LAW ENFORCEMENT
                                          OFFICIAL.
Local storm report, Jun 27, 10:02 PM CDT, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
1002 PM CDT FRI JUN 27 2003

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0936 PM    WACO                      NE   65 MPH TSTM GUST
06/27/03   YORK                           TREE LIMBS DOWNED BY
                                          STRONG WINDS. REPORTED
                                          BY STORM SPOTTER.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 9:19 PM CDTSevere Thunderstorm WarningGIDYork56 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2003Every severe thunderstorm warning in 2003

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.