Alert archive / Nebraska / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 248, NWS Hastings, NE
NWS Hastings, NE issued this severe thunderstorm warning at Aug 18, 2003, 3:38 PM CDT for Clay County, Fillmore County, Nebraska. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 18, 2003, 3:38 PM CDT (20:38 UTC)
- Expired
- Aug 18, 2003, 4:30 PM CDT
- In force
- 52 min
- Issued by
- NWS Hastings, NE
- Area
- Counties, with a storm outline in the text
Counties Clay County, NE, Fillmore County, NE
The radar
The Grand Island radar (KUEX), 50 km from the middle of the area, began a volume at 20:40 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 18, 2:05 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 8.6 hours before the alert went out and 158 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
- 871 J/kg
- Mixed-layer CIN
- -256 J/kg
- Mixed-layer LCL
- 2262 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -52 m²/s²
- 0-3 km storm-relative helicity
- -43 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KGID 182038 SVRGID NEC035-059-182130- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HASTINGS NE 337 PM CDT MON AUG 18 2003 THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CLAY COUNTY IN SOUTH CENTRAL NEBRASKA FILLMORE COUNTY IN SOUTH CENTRAL NEBRASKA * UNTIL 430 PM CDT * AT 335 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 4 MILES SOUTHWEST OF CLAY CENTER TO 12 MILES SOUTHEAST OF EDGAR...OR FROM 15 MILES SOUTHEAST OF HASTINGS TO 39 MILES SOUTHEAST OF HASTINGS...MOVING NORTHEAST AT 30 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... HARVARD AT 350 PM CDT... SHICKLEY AT 400 PM CDT... SUTTON AT 405 PM CDT... STRANG AT 410 PM CDT... PEOPLE IN CLAY AND FILLMORE 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 PENNIES ARE LIKELY. LAT...LON 4037 9825 4034 9737 4068 9737 4068 9826 $$ FAY 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 Aug 18, 2:27 PM CDT, 1 hour 11 minutes earlier.
Area forecast discussion, Aug 18, 2:27 PM CDT, 1 hour 11 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HASTINGS NE 227 PM CDT MON AUG 18 2003 ...CONVECTION THE NEXT COUPLE OF DAYS THE MAIN CONCERN... PATTERN HAS TRANSITIONED TO UPPER LOW ACROSS THE CENTRAL ROCKIES WITH SHORTWAVE ENERGY ROTATING AROUND LOW AND LIFTING NORTHEAST ONTO THE PLAINS. UPPER RIDGE AXIS WAS LOCATED FM MN TO LA. AT THE SFC... SFC LOW WAS CENTERED IN SOUTH CENTRAL NORTH DAKOTA WITH SFC TROF AXIS EXTENDING SOUTH THROUGH CENTRAL NEBRASKA. TSTMS HAD BEEN FAIRLY ISOLATED THIS MORNING...BUT COVERAGE HAS GRADUALLY INCREASED DURING THE LAST HOUR AHEAD OF SFC BOUNDARY. LAPS DATA INDICATES SFC BASED CAPES OF 3000-4000J/KG WITH LITTLE CIN ACROSS EASTERN HALF OF CWA. SEVERE TSTM WATCH IN EFFECT FOR EASTERN COUNTIES REMAINDER OF AFTN/EVE WITH WIND/HAIL THE PRIMARY HAZARD. SHOULD SEE A BREAK IN CONVECTION LATER THIS EVENING AS INITIAL WAVE DEPARTS...THEN CONVECTION SHOULD REFIRE TONIGHT WITH APPROACH OF NEXT MID LEVEL WAVE...AND INCREASING LLVL JET TONIGHT TO 30-40KTS. TUESDAY SHLD BE SIMILAR TO THIS AFTN WITH CONVECTION WEAKENING IN MORNING...THEN REDEVELOPING AFTN/EVE TIME FRAME. TSTMS CONTINUE TUESDAY NIGHT AIDED BY UPPER SUPPORT AS UPPER WAVE TRACKS EAST ACROSS NEB/SD. SFC BOUNDARY PUSHES EAST TUE NIGHT/WED WITH DRY AIR ARRIVING WEST/EAST ALTHOUGH HAVE LINGERED POPS SOUTHEAST INTO WED BEFORE TROF AXIS PASSES. HGHTS RISE REST OF THE WEEK AS UPPER RIDGE EXPANDS ONTO THE PLAINS. DRY AND WARM WEATHER FORECAST THROUGH THE EXTENDED. .GID...NONE. FAY
Hazardous weather outlook, Aug 18, 2:08 PM CDT, 1 hour 30 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-191200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HASTINGS NE 208 PM CDT MON AUG 18 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL NEBRASKA AND PARTS OF NORTH CENTRAL KANSAS. .DAY ONE...THIS AFTERNOON AND TONIGHT ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL BE COMMON THIS AFTERNOON AHEAD OF A SURFACE TROUGH LOCATED ACROSS CENTRAL NEBRASKA AND KANSAS. THE THUNDERSTORM DEVELOPMENT WILL ALSO BE AIDED BY AN UPPER LEVEL DISTURBANCE MOVING EAST FROM THE ROCKIES. SEVERE THUNDERSTORMS ARE POSSIBLE INTO THE EVENING HOURS... ESPECIALLY IN LOCATIONS ALONG AND EAST OF HIGHWAY 281 WHERE A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 7 PM. HAIL...DAMAGING WINDS AND LOCALIZED HEAVY RAINFALL WILL BE THE PRIMARILY HAZARDS. THE THUNDERSTORMS WILL DIMINISH AROUND SUNSET...BUT MAY FORM AGAIN TOWARD SUNRISE TUESDAY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE TUESDAY INTO TUESDAY NIGHT AS THE UPPER LEVEL DISTURBANCE MOVES ACROSS THE AREA. WINDS ALOFT WILL REMAIN WEAK BUT THE ATMOSPHERE MAY BECOME MORE STRONGLY UNSTABLE THAN ON MONDAY. THIS MAY ALLOW AN ISOLATED STORM OR TWO TO BECOME STRONG OR SEVERE OVER SOUTH CENTRAL NEBRASKA AND NORTH CENTRAL KANSAS. .SPOTTER INFORMATION STATEMENT... STORM SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. MORITZ/FAY
In the hours before
Local storm report, Aug 18, 3:15 PM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
315 PM CDT MON AUG 18 2003
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM PORTIS KS .75 INCH HAIL
08/18/03 OSBORNE REPORTED BY PUBLIC.
0250 PM 16 S OSBORNE KS 60 MPH TSTM GUST
08/18/03 OSBORNE TREES BLOWN DOWN.
REPORTED BY SPOT
WEATHER OBSERVER.Local storm report, Aug 18, 3:24 PM CDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
324 PM CDT MON AUG 18 2003
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM PORTIS KS .75 INCH HAIL
08/18/03 OSBORNE REPORTED BY PUBLIC.
0220 PM 8 S SMITH CENTER KS 60 MPH TSTM GUST
08/18/03 SMITH SEMI TRACTOR TRAILER
BLOWN OVER. REPORTED BY
SPOT WEATHER OBSERVER.
0240 PM RED CLOUD NE 60 MPH TSTM GUST
08/18/03 WEBSTER REPORTED BY PUBLIC.
0240 PM JEWELL KS 60 MPH TSTM GUST
08/18/03 JEWELL REPORTED BY STORM
SPOTTER. 3 INCH
DIAMETER TREE BRANCHES
DOWN.
0240 PM RED CLOUD NE .75 INCH HAIL
08/18/03 WEBSTER REPORTED BY PUBLIC.
0250 PM 16 S OSBORNE KS 60 MPH TSTM GUST
08/18/03 OSBORNE TREES BLOWN DOWN.
REPORTED BY SPOT
WEATHER OBSERVER.The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 2:35 PM CDT | Severe Thunderstorm Warning | GID | Webster | 55 min |
| Aug 18, 3:11 PM CDT | Severe Thunderstorm Warning | GID | Nuckolls | 64 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2003Every severe thunderstorm warning in 2003
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.