Alert archive / Nebraska / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 28, NWS Hastings, NE

April 10, 2001Sherman County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Apr 10, 2001, 7:57 PM CDT for Sherman County, Nebraska. It was in force for 48 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 10, 2001, 7:57 PM CDT (00:57 UTC)
Expired
Apr 10, 2001, 8:45 PM CDT
In force
48 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Sherman County, NE

What was reported inside it

TimeReportWhereRemark
Apr 10, 8:18 PM CDTHail 0.75Rockville, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.0 hours before the alert went out and 136 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, N. Platte/Lee Bi, NE at 00:00Z on 2001-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, N. Platte/Lee Bi, NE at 00:00Z on 2001-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
904 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KGID 110057
SVRGRI
NEC163-110145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
757 PM CDT TUE APR 10 2001

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

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

* UNTIL 845 PM CDT

* AT 753 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES SOUTHEAST OF HAZARD...OR ABOUT 23 MILES
  NORTH OF KEARNEY...MOVING NORTH AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ROCKVILLE AT 810 PM CDT
  LOUP CITY AT 835 PM CDT
  SHERMAN RESERVOIR DAM AT 840 PM CDT

PEOPLE IN SHERMAN COUNTY SHOULD SEEK SHELTER IN A STURDY STRUCTURE
AND STAY AWAY FROM WINDOWS. DAMAGING THUNDERSTORM WINDS IN EXCESS OF 
60 MPH AND HAIL THE SIZE OF DIMES TO QUARTERS ARE LIKELY.

$$

LAT...LON 4107 9917 4105 9879 4137 9877 4138 9916

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 Apr 10, 1:45 PM CDT, 6 hours 12 minutes earlier.

Area forecast discussion, Apr 10, 1:45 PM CDT, 6 hours 12 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
145 PM CDT TUE APR 10 2001

...TSRA POTENTIAL THE NEXT 24 HRS IS THE MAIN CONCERN...

SMALL...BUT RELATIVELY POTENT...BATCH OF TSRAS PRODUCED SVR WX ACROSS
THE MIDDLE OF CWA THIS MORNING. THIS CLUSTER EFFECTIVELY PUSHED INVERTED
SFC TROF SOUTH TO NEAR THE NEB/KS BORDER...AT LEAST IN OUR CWA. FURTHER
SOUTH...WARM FRONT IS LIFTING THRU CNTRL KS W/ M60 DWPTS AS FAR NORTH AS
TOP/SLN. PLENTY OF TSRA ACTIVITY IN WARM SECTOR IN ERN KS...W/ WEAKER
RETURNS INTO OUR 6 NC CNTYS. AS WARM LIFTS INTO INVERTED TROF...EXPECT
TSRAS TO BECOME MORE WIDESPREAD LATE THIS AFTN INTO EVENING. THE BEST
POTENTIAL FOR SVR WX WILL BE OVER NC KS...BUT WILL ALSO WORK NORTH THRU
NEB CNTYS AS STRONG OVERRUNNING OF COOL SFC AIR TAKES PLACE TONIGHT W/
THE APPROACH OF POTENT UPPER LVL SYS CURRENTLY INDICATED CLEARING ON WV
IN AZ. EVENTUALLY EXPECT COOL LLVL AIR TO BE DISPLACED NORTH AS WELL
OVER MOST OF CWA.

WILL FOLLOW ETA W/ ITS SLIGHTLY BETTER HANDING OF LLVL MOISTURE INFLUX
W/ THE CAVIOT THAT IT DID NOT ANTICIPATE THE SWRD PUSH OF SFC TROF BY
AM TSRAS. REALLY...FCST PLAYS OUT ABOUT THE SAME USING ALL THE MDLS W/
BASIC SCENARIO OF TSRAS INCREASING IN COVERAGE THRU NC KS THIS AFTN &
SPREADING THRU NEB CNTYS THIS EVENING...SOME DRY SLOTTING OVERNIGHT...
THEN THE UPPER LO LIFTS NE OVER CWA TOMR...W/ POTENTIAL FOR SVR WX...
INCLUDING TORNADOS INTO EARLY AFTN...WHEN SYS PASSES NE AND A STRONG W
TO NW WIND DRIES THINGS OUT. WHEN ALL THINGS ARE SAID AND DONE...ONLY
NEED TO TWEEK CURRENT FCST. WILL HAVE TO REWORD TEMPS TONIGHT AS 40S
IN PLACE OVER MUCH OF NRN/CNTRL CWA WILL BE REPLACED BY 50S TONIGHT.
WILL UP TEMPS TOMR AS WELL...ESP SE 1/2 OF CWA BASED ON PROGGED TRACK
OF SFC LO AND SOUTH WINDS FCST THRU EARLY AFTN.

AS FOR EXTENDED...WONT PLAY W/ MUCH. AS PER PMDEPD...SOME DIFFICULTY
W/ NEXT WAVE THAT DROPS IN BEHIND CURRENT SYS. I AM INCLINED TO LEAVE
FCST DRY. I EXPECT 2ND SYS TO HAVE ALOT OF TROUBLE MAINTAINING ITSELF
AS IT WORKS EAST INTO CONFLUENT FLOW LEFT IN BEHIND CURRENT BIG STORM.
OTHERWISE...A TREND TOWARD WARMER WX BY WEEKEND AFTER COOLER READINGS
INVADE LATE WED INTO THU IN WAKE OF AZ UPPER LO.

.GID...NONE.

GURNEY

In the hours before

Special weather statement, Apr 10, 5:04 PM CDT, 2 hours 53 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-102300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
504 PM CDT TUE APR 10 2001

...SEVERE THUNDERSTORM NUMBER 116 EXPIRED...

SEVERE THUNDERSTORM WATCH FOR NORTH CENTRAL KANSAS EXPIRED AT 5 PM.
THE RISK OF SEVERE WEATHER HAS PASSED FOR THE TIME BEING. HOWEVER...
THUNDERSTORMS ARE EXPECTED LATER TONIGHT...AND SOME OF THOSE COULD
BE SEVERE. STAY IN TOUCH WITH THE LATEST FORECASTS FROM YOUR
NATIONAL WEATHER SERVICE.

MORITZ
Local storm report, Apr 10, 5:31 PM CDT, 2 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
531 PM CDT TUE APR 10 2001

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

1020 AM    3 N YORK                  NE    .75 INCH HAIL
04/10/01   YORK

1025 AM    3 W GRESHAM               NE    .75 INCH HAIL
04/10/01   YORK
Special weather statement, Apr 10, 5:35 PM CDT, 2 hours 22 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-110230-

SEVERE WEATHER OUTLOOK - SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS
NATIONAL WEATHER SERVICE HASTINGS NE
535 PM CDT TUE APR 10 2001

...SPOTTER ACTIVATION MAY BE NEEDED ACROSS SOUTH CENTRAL NEBRASKA AND
NORTH CENTRAL KANSAS TONIGHT...

SHOWERS AND THUNDERSTORMS ARE STILL EXPECTED ACROSS SOUTH
CENTRAL NEBRASKA AND NORTH CENTRAL KANSAS TONIGHT.  UNTIL 8
PM...MOST AREAS WILL SEE PERIODS OF DRIZZLE OR LIGHT RAIN AND PATCHY
FOG.  A FEW THUNDERSTORMS ARE ALSO POSSIBLE...MAINLY IN AREAS EAST
OF HIGHWAY 281.

AFTER 8 PM...SHOWERS AND THUNDERSTORMS WILL INCREASE
IN COVERAGE AS A POTENT LOW PRESSURE SYSTEM LIFTS OUT OF THE
SOUTHWEST UNITED STATES INTO WESTERN KANSAS.  THE STORMS WILL
DEVELOP AND SPREAD ACROSS KANSAS...AND THEN REACH NEBRASKA AS
THEY RAPIDLY TRACK NORTHEAST AT 40 TO 45 MPH. THE STORMS MAY BECOME
SEVERE...PRODUCING LARGE HAIL AND DAMAGING WINDS.

THE THREAT FOR SEVERE STORMS WILL CONTINUE DURING THE DAY ON
WEDNESDAY.  THE INTENSE LOW PRESSURE SYSTEM IS FORECAST TO
ADVANCE NORTHEAST INTO NEBRASKA WEDNESDAY...AND THEN EXIT
INTO IOWA WEDNESDAY NIGHT.  IN ADDITION TO POSSIBILITY OF SEVERE
WEATHER WEDNESDAY...EXPECT VERY WINDY CONDITIONS BY LATE IN THE DAY
AS WINDS SHIFT TO THE NORTHWEST AND GUST TO 45 MPH.

LOCAL EMERGENCY MANAGEMENT OFFICIALS AND SPOTTER GROUPS ACROSS
SOUTH CENTRAL NEBRASKA AND NORTH CENTRAL KANSAS SHOULD
CONTINUE TO MONITOR THE WEATHER SITUATION CLOSELY TONIGHT...AND
BE PREPARED FOR ACTIVATION.

FAY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 8:22 PM CDTSevere Thunderstorm WarningGIDHoward38 min
Apr 10, 9:12 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Nance48 min
Apr 11, 12:44 AM CDTSevere Thunderstorm WarningGIDMerrick46 min
Apr 11, 12:51 AM CDTSevere Thunderstorm WarningGIDWebster39 min
Apr 11, 12:53 AM CDTSevere Thunderstorm WarningGIDPolk52 min
Apr 11, 1:11 AM CDTTornado WarningGIDWebster49 min
Apr 11, 1:13 AM CDTSevere Thunderstorm WarningGIDNuckolls47 min
Apr 11, 1:29 AM CDTTornado WarningGIDNuckolls31 min
Apr 11, 1:31 AM CDTSevere Thunderstorm WarningGIDThayer59 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2001Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.