Alert archive / Nebraska / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 119, NWS Hastings, NE

July 20, 2000Kearney County, Phelps County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jul 20, 2000, 6:45 PM CDT for Kearney County, Phelps County, Nebraska. It was in force for 45 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
Jul 20, 2000, 6:45 PM CDT (23:45 UTC)
Expired
Jul 20, 2000, 7:30 PM CDT
In force
45 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Kearney County, NE, Phelps County, NE

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 20, 5:45 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.8 hours before the alert went out and 138 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 2000-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 480 joules per kilogram.LCLLFCEL10008507005003002001001 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 2000-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
480 J/kg
Mixed-layer CIN
-280 J/kg
Mixed-layer LCL
1070 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
113 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 202346
SVRGRI
NEC099-137-210030-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
645 PM CDT THU JUL 20 2000

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN KEARNEY COUNTY IN SOUTH CENTRAL NEBRASKA
  SOUTHEASTERN PHELPS COUNTY IN SOUTH CENTRAL NEBRASKA

* UNTIL 730 PM CDT

* AT 642 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER FUNK...OR ABOUT 6 MILES EAST OF
  HOLDREGE...MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WILCOX AT 650 PM CDT
  AXTELL AT 700 PM CDT

GOLFBALL SIZE HAIL WAS REPORTED 2 MILES WEST OF FUNK AT 645 PM CDT.

PEOPLE IN SOUTHWESTERN KEARNEY AND SOUTHEASTERN PHELPS COUNTIES
SHOULD SEEK SHELTER IN A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
THE PRIMARY SEVERE WEATHER THREAT IS LARGE HAIL.

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

$$

&

LAT...LON 4051 9939 4033 9934 4035 9898 4051 9902

DDN

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 Jul 20, 2:27 PM CDT, 4 hours 18 minutes earlier.

Area forecast discussion, Jul 20, 2:27 PM CDT, 4 hours 18 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
227 PM CDT THU JUL 20 2000

TSTM CHCS/TIMING REMAIN THE PROBLEM

A COUPLE OF SFC BOUNDARIES TO NOTE ACROSS THE AREA THIS AFTN...ONE
OF WHICH EXTENDS FROM BETWEEN KCDR/KAIA TO KODX TO KTQE.  THE SECOND
BOUNDARY STRETCHES ALONG I-70 IN NORTHERN KANSAS.  OVERALL FLOW
WEST/NORTHWEST WITH SEVERAL EMBEDDED SHORTWAVE TROFS.  THE NEXT WAVE
OF CONSEQUENCE CURRENTLY LOCATED IN SOUTHWEST SOUTH DAKOTA AND THIS
WAVE WILL MOVE SOUTHEAST THRU CWA THIS EVENING.  SCATTERED SHOWERS
AND THUNDERSTORMS HAVE ALREADY DEVELOPED NR AFOREMENTIONED
BOUNDARIES AND COVERAGE SHLD INCREASE THIS REMAINDER OF AFTN/EVE AS
WAVE ADVANCES.  LAPS DATA INDICATES CAPES OF 1500 J/KG AND WEAK CAP
IN WESTERN/SOUTHERN CWA WHICH IS INCLUDED IN SPC DY1 SLGHT
RISK...AND SPC DISCUSSION DETAILS SVR POTENTIAL.  ZONE WORDING FOR
TONIGHT WILL BE WORDED AS SCT TSTMS.  ADDITIONAL TSTMS TONIGHT IN
EASTERN CO WILL ALSO BE OF CONCERN FOR SOUTHERN COUNTIES AS
CONVECTION ORGANIZES INTO MCS AND MOVES E/SE INTO CWA LATE.

BEYOND TONIGHT...MODELS HAVE HAD DIFFICULTY TIMING AND DETERMING
EFFECT OF WAVES IN THIS W/NW FLOW REGIME...HOWEVER UNTIL WESTERN US
RIDGE BUILDS FURTHER EAST OVER THE WEEKEND...SOME CHC FOR TSTMS
REMAINS.  FOLLOWED CLOSER TO ETA/MESOETA SOLUTIONS FOR FORECAST.
BOUNDARIES ARE PUSHED SOUTH INTO SOUTHERN KS/OKLAHOMA FROM
CONVECTION TONIGHT.  HIGH PRESSURE BUILDS SOUTH AND EAST FROM
DAKOTAS WITH WEAK RETURN FLOW SETTING UP.  THIS WILL PROVIDE AN
INCREASE IN MOISTURE TO ALREADY JUICY ATMOSPHERE.  MODEL TIMING OF
NEXT WAVE DIVING S THROUGH WESTERN NEBRASKA OCCURS FRIDAY NIGHT TIME
FRAME...HOWEVER CANNOT RULE AT THE POSSIBILITY OF SCT STORMS DURING
THE DAY.  MODELS/SPC DY2 OUTLOOK KEY IN ON MCS DEVELOPING IN
SOUTHWEST NEBRASKA FRIDAY NIGHT AND TRACKING S/SE.  WILL PLACE
HIGHEST POPS IN SOUTHWEST/WESTERN COUNTIES.

SATURDAY SHLD SEE A FAIR AMNT OF SUNSHINE AND WILL DOWNPLAY TSTM
CHCS WITH THE IDEA THAT TIMING SHLD BE LATE.  AS FAR AS TEMPS...WILL
NOT DEVIATE MUCH FROM GUIDANCE.

IN THE EXTENDED...WILL KEEP TSTM CHCS IN FCST SAT NIGHT/SUNDAY
BEFORE RIDGE BUILDS EAST.  DRY MONDAY...BUT TSTM CHCS MAY RETURN AS
EARLY AS MONDAY NIGHT AS PACIFIC NORTHWEST SYSTEM APPROACHES AND
FLATTENS RIDGE.  FOR NOW WILL RETURN TSTM CHCS TO FCST TUESDAY.

.GID...NONE.

FAY

In the hours before

Local storm report, Jul 20, 4:31 PM CDT, 2 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
431 PM CDT THU JUL 20 2000

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

0425 PM    4 S WILSONVILLE           NE    1 INCH HAIL
07/20/00   FURNAS
Local storm report, Jul 20, 5:52 PM CDT, 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
552 PM CDT THU JUL 20 2000

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

0540 PM    PRAIRIE VIEW              KS    1.75 INCH HAIL
07/20/00   PHILLIPS
Local storm report, Jul 20, 5:54 PM CDT, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
554 PM CDT THU JUL 20 2000

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

0553 PM    2 N PRAIRIE VIEW          KS    .75 INCH HAIL
07/20/00   PHILLIPS
Local storm report, Jul 20, 6:12 PM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
612 PM CDT THU JUL 20 2000

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

0610 PM    3 S LOOMIS                NE    1 INCH HAIL
07/20/00   PHELPS

0610 PM    5 S LOOMIS                NE    2.5 INCH HAIL
07/20/00   PHELPS
Local storm report, Jul 20, 6:29 PM CDT, 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
629 PM CDT THU JUL 20 2000

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

0627 PM    HOLDREGE                  NE    1.75 INCH HAIL
07/20/00   PHELPS
Local storm report, Jul 20, 6:39 PM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
639 PM CDT THU JUL 20 2000

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....
G
0618 PM    HOLDREGE                  NE    2.75 INCH HAIL
07/20/00   PHELPS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 10:50 PM CDTSevere Thunderstorm WarningGIDFurnas40 min
Jul 19, 10:53 PM CDTSevere Thunderstorm WarningGIDSherman52 min
Jul 19, 11:37 PM CDTSevere Thunderstorm WarningGIDHoward38 min
Jul 20, 12:02 AM CDTSevere Thunderstorm WarningGIDGreeley43 min
Jul 20, 12:04 AM CDTSevere Thunderstorm WarningGIDMerrick, Nance41 min
Jul 20, 12:28 AM CDTTornado WarningGIDGreeley, Howard32 min
Jul 20, 12:34 AM CDTTornado WarningGIDMerrick, Nance26 min
Jul 20, 1:01 AM CDTSevere Thunderstorm WarningGIDHoward, Merrick44 min
Jul 20, 4:03 PM CDTSevere Thunderstorm WarningGIDFurnas42 min
Jul 20, 4:43 PM CDTSevere Thunderstorm WarningGIDFurnas62 min
Jul 20, 4:49 PM CDTTornado WarningGIDFurnas41 min
Jul 20, 5:12 PM CDTSevere Thunderstorm WarningGIDGosper48 min
Jul 20, 5:48 PM CDTSevere Thunderstorm WarningGIDPhelps57 min
Jul 20, 6:00 PM CDTSevere Thunderstorm WarningGIDGosper30 min
Jul 20, 6:17 PM CDTSevere Thunderstorm WarningGIDHarlan58 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2000Every severe thunderstorm warning in 2000

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.