Alert archive / Nebraska / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 178, NWS Goodland, KS
NWS Goodland, KS issued this severe thunderstorm warning at Aug 20, 1998, 7:40 PM CDT for Red Willow County, Nebraska. It was in force for 50 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
- Aug 20, 1998, 7:40 PM CDT (00:40 UTC)
- Expired
- Aug 20, 1998, 8:30 PM CDT
- In force
- 50 min
- Issued by
- NWS Goodland, KS
- Area
- Whole counties
County Red Willow County, NE
The radar
The Goodland radar (KGLD), 138 km from the middle of the area, began a volume at 00:43 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.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.7 hours before the alert went out and 107 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.
- Mixed-layer CAPE
- 1548 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1069 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGLD 210040 RRA SVRGLD NEC145-210130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GOODLAND KS 640 PM MDT (740 PM CDT) THU AUG 20 1998 THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN RED WILLOW COUNTY IN SOUTHWESTERN NEBRASKA * UNTIL 830 PM CDT (730 PM MDT) * AT 738 PM CDT... GOODLAND DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 19 MILES EAST OF MCCOOK OR 6 MILES SOUTHEAST OF BARTLEY MOVING NORTHEAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... BARTLEY AROUND 750 PM CDT 6 MILES NORTHEAST OF BARTLEY AROUND 805 PM CDT DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! SKIPPER/MANNING
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 Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 20, 4:03 PM CDT, 3 hours 37 minutes earlier.
Area forecast discussion, Aug 20, 4:03 PM CDT, 3 hours 37 minutes before
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE GOODLAND KS 303 PM MDT (403 PM CDT) THU AUG 20 1998 BASED ON CURRENT TRENDS OF TSRA AS SEEN ON SATL AND GLD WSR-88D... NE VORT MAX IS KICKING UP MORE ACTIVITY FURTHER WEST THAN I EXPECTED. SO HAVE UPPED TO CHC POPS IN EXTREME SW NE CNTYS AND EXTREME NW KS CNTYS THAT PREVIOUSLY ONLY HAD SLGHT CHC . .GLD...NONE. BULLER
In the hours before
Local storm report, Aug 20, 6:50 PM CDT, 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
550 PM MDT THU AUG 20 1998
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0415 PM 13 NE OAKLEY KS .75 INCH HAIL
08/20/98 SHERIDAN
0545 PM 15 SE COLBY KS .75 INCH HAIL
08/20/98 THOMAS
MANNINGThe office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 20, 7:46 PM CDT | Severe Thunderstorm Warning | GLD | Hitchcock | 64 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1998Every severe thunderstorm warning in 1998
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.