Alert archive / Nebraska / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 70, NWS Hastings, NE

April 22, 2001Buffalo County, Dawson County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Apr 22, 2001, 2:27 PM CDT for Buffalo County, Dawson County, Nebraska. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 22, 2001, 2:27 PM CDT (19:27 UTC)
Expired
Apr 22, 2001, 3:00 PM CDT
In force
33 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Buffalo County, NE, Dawson County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 7.5 hours before the alert went out and 101 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 12:00Z on 2001-04-22Temperature 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 12:00Z on 2001-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 451 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
653 m above ground
0-6 km bulk shear
84 kt
0-1 km storm-relative helicity
451 m²/s²
0-3 km storm-relative helicity
459 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 221928
SVRGRI
NEC019-047-222000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
227 PM CDT SUN APR 22 2001

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN DAWSON COUNTY IN SOUTH CENTRAL NEBRASKA
  WESTERN BUFFALO COUNTY IN SOUTH CENTRAL NEBRASKA

* UNTIL 300 PM CDT

* AT 223 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 10 MILES SOUTH OF ELM CREEK...OR ABOUT 10 MILES
  NORTH OF HOLDREGE...MOVING NORTH AT 70 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  AMHERST AT 240 PM CDT
  MILLER AT 245 PM CDT

PEOPLE IN EASTERN DAWSON AND WESTERN BUFFALO COUNTIES 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
GOLFBALLS ARE LIKELY.

A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO WARNING.

$$

LAT...LON 4068 9959 4066 9921 4104 9916 4104 9963
SCHURR
NNNN

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 22, 2:25 PM CDT, 2 minutes earlier.

Area forecast discussion, Apr 22, 2:25 PM CDT, 2 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
225 PM CDT SUN APR 22 2001

...IMMEDIATE CONCERN IS OF COURSE SEVERE TSTMS AND THEN ATTENTION
TURNS TO SNOW POSSIBILITIES FOR TONIGHT...

18Z SATELLITE IMAGERY AND PROFILERS SHOWS MODELS LOOKING OKAY AS
FAR AS POSITION OF 500 LOW. 95 KT 500 MB JET AT GRANADA PROFILER AT
17Z. NICE DRY SLOT WORKING FROM WESTERN KANSAS INTO SW NEB. AT SFC...
THE WARM FRONT HAS LIFTED NORTH THROUGH MOST OF CWA WITH ODX AND LEX
STILL ON THE COOL SIDE OF THE BNDRY. GRI TEMP JUMPED 12 DEG IN 14
MINUTES AS FRONT MOVED N AROUND 17Z.  AUTO OBS AT ODX REPORTING
SNOW BUT CALLS TO HUMANS IN THAT AREA CONFIRM LIGHT RAIN ONLY. SFC
LOW IN SE COLORADO...PROJECTED TO TRACK ENE AND BE OVER LNK BY
MIDNIGHT.

SETUP STILL LOOKING PROMISING FOR SEVERE INTO THIS EVENING AS SYSTEM
LIFTS INTO OUR AREA. QUESTION THEN BECOMES HOW MUCH COLD AIR CAN
GET INTO REGION BEFORE PRECIP MOVES OUT. MAY GET AN INCH OF SNOW OUT
WEST AND NW BUT BELIEVE MOST OF PRECIP LIFTS OUT WITH ONLY MINIMAL
WRAP AROUND.  FORECAST SOUNDINGS USING MESO ETA FOR LEX WOULD CHANGE
FROM RAIN TO SNOW BTWN 03 AND 06Z.  IN GRI AREA TEMPS WOULD DROP
COLD ENOUGH FOR SNOW BY 09Z.

OTHER CONCERN IS THE WINDS. NEAR ADVY CRITERIA MANY LOCATIONS AND
WINDS TO KEEP UP AS LOW PASSES. GRAD STAYS TIGHT AS LOW MOVES ACROSS.
WILL PROBABLY GO AHEAD AND ISSUE ONE FOR THE WESTERN AND CNTR
L PARTS
OF THE CWA AND LATER SHIFTS CAN REISSUE AS THE LOW MOVES.

.GID...WIND ADVISORY UNTIL MIDNIGHT FOR AREAS WEST OF CENTRAL CITY
TO GRAND ISLAND...AND SOUTH TO INCLUDE ALL OUR KS CWA.

EWALD

In the hours before

Local storm report, Apr 22, 10:09 AM CDT, 4 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
1009 AM CDT SUN APR 22 2001

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

0730 AM    KEARNEY                   NE    60 MPH TSTM GUST
04/22/01   BUFFALO                         MINOR TREE
                                           DAMAGE...POWER LINES
                                           DOWNED FROM TREES

0850 AM    GRAND IS                  NE    WIND DAMAGE
04/22/01   HALL                            ISOLATED DEBRIS IN WEST
                                           GRAND ISLAND. STREET
                                           LIGHT KNOCKED DNOWN.
                                           SHOPPING MALL SIGN
                                           BROKEN IN HALF.
Special weather statement, Apr 22, 11:20 AM CDT, 3 hours 7 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-222100-

SEVERE WEATHER OUTLOOK - SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS
NATIONAL WEATHER SERVICE HASTINGS NE
1120 AM CDT SUN APR 22 2001

...SPOTTER ACTIVATION WILL LIKELY BE NEEDED THIS AFTERNOON AND
EARLY EVENING...

SEVERE THUNDERSTORMS ARE FORECAST TO CROSS PARTS OF SOUTH CENTRAL
NEBRASKA AND NORTH CENTRAL KANSAS THIS AFTERNOON AND EVENING.
DAMAGING WINDS...LARGE HAIL...AND TORNADOES ARE POSSIBLE.

A WARM FRONT FROM OMAHA TO MCCOOK IS FORECAST TO DRIFT NORTH
AT A SLOW RATE THIS AFTERNOON.  THE FRONT WILL LIKELY SERVE AS
THE PRIMARY FOCUS FOR SEVERE STORMS AND POSSIBLY TORNADOES. AN
INTENSE UPPER LEVEL SYSTEM OVER COLORADO WILL PROVIDE LIFT OVER THE
FRONT AND INCREASE THE THREAT.

A DRY LINE IS PREDICTED TO MOVE FROM EASTERN COLORADO INTO KANSAS AND
SOUTHERN NEBRASKA THIS AFTERNOON.  IT WILL LIKELY TEAM WITH THE UPPER
SYSTEM TO SPAWN A SQUALL LINE OF SEVERE STORMS SOUTH OF THE SURFACE
FRONT INTO KANSAS. THIS LINE OF STORMS WILL LIKELY PRODUCE DAMAGING
STRAIGHT WINDS...AND AN ISOLATED TORNADO MAY ALSO DEVELOP ALONG THE
LINE.

THE THREAT FOR SEVERE WEATHER SHOULD END AROUND SUNSETZ.

SCHURR
Local storm report, Apr 22, 12:22 PM CDT, 2 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
1222 PM CDT SUN APR 22 2001

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

1221 PM    3 NW GRAND IS             NE    .88 INCH HAIL
04/22/01   HALL
Local storm report, Apr 22, 1:55 PM CDT, 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
155 PM CDT SUN APR 22 2001

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

0145 PM    3 ESE LONG IS             KS    .75 INCH HAIL
04/22/01   PHILLIPS

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 9:32 PM CDTSevere Thunderstorm WarningGIDHarlan43 min
Apr 22, 12:15 AM CDTSevere Thunderstorm WarningGIDAdams45 min
Apr 22, 1:55 AM CDTSevere Thunderstorm WarningGIDHarlan50 min
Apr 22, 5:42 AM CDTSevere Thunderstorm WarningGIDFurnas48 min
Apr 22, 7:23 AM CDTSevere Thunderstorm WarningGIDBuffalo52 min
Apr 22, 11:58 AM CDTSevere Thunderstorm WarningGIDHall32 min
Apr 22, 12:24 PM CDTSevere Thunderstorm WarningGIDHoward, Merrick, Nance51 min
Apr 22, 1:42 PM CDTSevere Thunderstorm WarningGIDHarlan33 min
Apr 22, 2:08 PM CDTSevere Thunderstorm WarningGIDPhelps37 min
Apr 22, 4:38 PM CDTSevere Thunderstorm WarningGIDHarlan52 min
Apr 22, 5:18 PM CDTSevere Thunderstorm WarningGIDPhelps27 min
Apr 22, 5:40 PM CDTSevere Thunderstorm WarningGIDBuffalo35 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; the sounding from the Mesonet's radiosonde archive.