Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 4, NWS Hastings, NE

March 8, 1997Clay County, Hamilton County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Mar 8, 1997, 7:59 PM CST for Clay County, Hamilton County, Nebraska. It was in force for 46 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: Mar 8, 1997, 7:59 PM CST (01:59 UTC)
Expired: Mar 8, 1997, 8:45 PM CST
In force: 46 min
Issued by: NWS Hastings, NE
Area: Whole counties

Counties Clay County, NE, Hamilton County, NE

The watch it was issued in

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

Issued	Product	Office	Lasted
Mar 8, 5:30 PM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 2.0 hours before the alert went out and 156 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2746 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 176 m²/s²
0-3 km storm-relative helicity: 454 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.

330 
WUUS1 KGRI 090201 RRA
SVRGRI
NEC035-081-090245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
759 PM CST SAT MAR 8 1997
 
THE NATIONAL WEATHER SERVICE IN HASTINGS NE  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL NEBRASKA
 
   ...NORTHWESTERN CLAY COUNTY...HAMILTON COUNTY
 
A SEVERE THUNDERSTORM WILL MOVE ACROSS NORTHEAST ADAMS COUNTY AND
APPROACH TRUMBULL BETWEEN 805 AND 815 PM AND INTO GILTNER BETWEEN 815
AND 830 PM. THIS STORM HAS LARGE HAIL AND VERY HEAVY RAIN. GO TO YOUR
REINFORCED SHELTERS SUCH AS A BASEMENT NOW
 
AT 758 PM...RADAR AND OBSERVERS REPORTED A SEVERE THUNDERSTORM 4 MILES
NORTHEAST OF HASTINGS...JUST NEAR THE NATIONAL WEATHER SERVICE OFFICE.
THE STORM WAS MOVING NORTHEAST AT 25 MPH.
 
HAIL AROUND AN INCH AND A HALF COVERED THE GROUND AT THE WEATHER SERVICE
OFFICE AT 755 PM.
 
THIS IS A DANGEROUS STORM IN SOME CASES...SEVERE THUNDERSTORM WINDS CAN
ETORNADOES.  TAKE SHELTER NOW.
 
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM.
 
BREWSTER/GURNEY
 
&

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 Mar 8, 1:55 PM CST, 6 hours 4 minutes earlier.

Area forecast discussion, Mar 8, 1:55 PM CST, 6 hours 4 minutes before

CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
155 PM CST SAT MAR 8 1997

...PRLBM WILL BE SHRA/TSRA THIS EVENING AND INTO OVERNIGHT HOURS...

CURRENT SFC ANAL HAD LL MOISTURE CONTG TO MOVE RAPIDLY NORTH IN ADVANC
OF TROF AND DVLPG LO PRES ON FRONT RANGE. MID 40 DWPTS HAVE SNUCK INTO
XTRM SW NEB WITH MID 50S INTO SW KS. WITH PROFILER NETWORK SHOWING
S-SSW WINDS OF 30/50 KTS THRU H85 CAN ONLY ASSUME 50 F DWPTS AT H85
EVIDENT ON 12Z UAA IN NRN TX HAVE MADE THE SAME MOVE. ADAP SHOWS LIS
TO 0 IN SW NEB WITH CAP DOWN TO 2 C. IT/S THAT TIME OF YEAR AGAIN.

VIS SAT PIX SHOW CU DEVELOPING FROM PARTS OF CNTRL NEB...AND MOD/TOWG
CU IN PNHDL. AREA 88DS SHOWING LITTLE TO NO RETURNS AS OF YET AS THE
MOISTURE IS FOR THE TIME BEING VERY LIMITED IN NEB. ONE LAST NOTE ON
SAT WOULD BE WV IMAGES OF IMPRESSIVE VORT MAX PUNCHING INTO WY/CO W/
A SMALLER WAVE SPINNING AROUND THE SE PERIPHERY OF THIS ONE THRU KS.
THIS SUPPORTS NGM/S MORE PRONOUNCED SOLN AND KEEPS LIKELIHOOD OF
STRONG DYNAMICS LATER THIS EVE IN AREA.

AS NGM IS THE ONLY MDL SO FAR...AM FOLLOWING IT. GOOD THING IT APPREARS
TO HAVE A VERY NICE HANDLE ON PARAMETERS TO THIS POINT AS IT HAS
STRENGHENED TROF AND SLOWED IT AND THUS HAS ALLOW MUCH MORE LL MOISTURE
TO WORK NORTH INTO AREA.

WITH THIS IN MIND...WILL DIVIDE CWA FROM NW TO SE BASED ON TIMING OF
THE TROF PASSAGE. IN NW SECTION...GENERALLY FROM ALMA TO KEARNEY TO
GRAND ISLAND TO GENOA...WILL SAY 30% CHC SHRAS/TSRAS PSBL THRU ABOUT
MIDNIGHT. GUSTY SOUTH WINDS SHIFTING TO THE NW AND REMAIN GUSTY AFT
MIDNIGHT. LOW TEMPS 30 TO 35. TO THE SE...40 OR 50% CHC SHRA/TSRA
INTO EARLY AM HRS. SAME WINDS W/ LOWS IN MID 30S. KS W/ LIKELY POPS.

TOMR...THINGS CLEAR OUT QUICKLY IN DPVA BEHIND DEEPENING TROF AS
IT MOVES INTO GT LKS. GUID S SEEM REASONABLE GENERALLY BTWN 50
AND 55 ACROSS AREA. GUSTY NW WINDS 20/30 IN AM WITH TIGHT SFC
GRADIENT DIMINISHING SOME BY AFTN.

TOMR NIGHT...WILL FOLLOW GUIDANCE AGAIN AS HI PRES MOVES OVERHEAD
AND DWPTS IN THE TEENS/20S TO THE NW OF US ATT MOVE IN.

WAA ON RETURN FLOW AROUND THIS HI PRES AND NEXT TROF TO THE WEST WILL
BRING SOME UPPER CLDS INTO AREA AGAIN FOR P CLDY SKIES ON MONDAY.
TEMPS SHOULD REBOUND NICELY AND WILL RANGE TEMPS FROM MID 50S NORTH
TO MID 60S AGAIN IN KS.

GRI UB 035/051/024/057 4000
ODX UB 032/050/020/055 3000
LXN UB 032/053/020/060 3000
HBR UB 038/053/026/059 5100
BLT BB 040/055/029/064 6200

GURNEY

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 6:15 PM CST	Severe Thunderstorm Warning	GID	Kearney, Phelps	45 min
Mar 8, 7:00 PM CST	Severe Thunderstorm Warning	GID	Adams, Kearney	45 min
Mar 8, 7:45 PM CST	Severe Thunderstorm Warning	GID	Adams	45 min
Mar 9, 12:14 AM CST	Severe Thunderstorm Warning	GID	Clay	46 min
Mar 9, 12:41 AM CST	Severe Thunderstorm Warning	GID	Nuckolls	34 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1997 Every severe thunderstorm warning in 1997

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.