Alert archive / Nebraska / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 20, NWS Hastings, NE
NWS Hastings, NE issued this severe thunderstorm warning at Apr 7, 2001, 12:07 AM CDT for Greeley County, Valley County, Nebraska. It was in force for 23 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 7, 2001, 12:07 AM CDT (05:07 UTC)
- Expired
- Apr 7, 2001, 12:30 AM CDT
- In force
- 23 min
- Issued by
- NWS Hastings, NE
- Area
- Whole counties
Counties Greeley County, NE, Valley County, NE
The radar
The Grand Island radar (KUEX), 141 km from the middle of the area, began a volume at 05:02 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 7, 12:10 AM CDT | Thunderstorm Wind 52 E | Scotia, NE | |
| Apr 7, 12:15 AM CDT | Thunderstorm Wind 52 E | Ord, NE |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 5.1 hours before the alert went out and 162 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
- 363 J/kg
- Mixed-layer CIN
- -197 J/kg
- Mixed-layer LCL
- 516 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 507 m²/s²
- 0-3 km storm-relative helicity
- 554 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 10.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KGID 070507 SVRGRI NEC077-175-070530- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HASTINGS NE 1207 AM CDT SAT APR 7 2001 THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN GREELEY COUNTY IN CENTRAL NEBRASKA EASTERN VALLEY COUNTY IN CENTRAL NEBRASKA * UNTIL 1230 AM CDT * AT 1202 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTHEAST OF NORTH LOUP...OR ABOUT 47 MILES NORTHWEST OF GRAND ISLAND...MOVING NORTH AT 60 MPH. SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE FORT HARTSUFF STATE PARK. PEOPLE IN WESTERN GREELEY AND EASTERN VALLEY 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. $$ EWALD/GUYER LAT...LON 4142 9899 4140 9850 4182 9838 4193 9909 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 6, 10:30 PM CDT, 1 hour 37 minutes earlier.
Area forecast discussion, Apr 6, 10:30 PM CDT, 1 hour 37 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HASTINGS NE 1030 PM CDT FRI APR 6 2001 ...UPDATE... THUNDERSTORMS PRODUCING MARGINALLY SEVERE DOWNDRAFTS AS MID LEVEL FLOW MORE PARALLEL TO MOVEMENT. AS SUBSIDENCE MOVES IN AND SURFACE WINDS COUPLE WITH MID LEVEL SOUTHWEST FLOW...SUSTAINED WINDS SHOULD INCREASE AT THE SURFACE AND HIGHER GUSTS POSSIBLE BEFORE DAYBREAK. .GID...WIND ADVISORYu THROUGH SATURDAY MORNING ENTIRE CWFA. DROZD
In the hours before
Special weather statement, Apr 6, 7:28 PM CDT, 4 hours 39 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-070100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HASTINGS NE 728 PM CDT FRI APR 6 2001 ...TORNADO WATCH IS IN EFFECT UNTIL 1 AM... THE STORM PREDICTION CENTER HAS ISSUED A NEW TORNADO WATCH WHICH COVERS ALL COUNTIES IN SOUTH CENTRAL NEBRASKA AND NORTH CENTRAL KANSAS. THIS TORNADO WATCH...NUMBER 100...REPLACES WATCH NUMBER 96 WHICH WAS ISSUED THIS AFTERNOON AND WAS SET TO EXPIRE AT 9 PM CDT. SEVERE THUNDERSTORMS WITH DAMAGING WIND GUSTS TO 80 MPH...LARGE HAIL AND ISOLATED TORNADOES ARE POSSIBLE IN THE WATCH AREA WHICH IS IN EFFECT UNTIL 1 AM. DROZD
Special weather statement, Apr 6, 10:26 PM CDT, 1 hour 41 minutes before
KSZ005-017-070400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HASTINGS NE 1026 PM CDT FRI APR 6 2001 ...TORNADO WATCH CANCELLED FOR PHILLIPS AND ROOKS COUNTIES... TORNADO WATCH NUMBER 100 HAS BEEN CANCELLED FOR PHILLIPS AND ROOKS COUNTIES. SHOWERS AND A FEW THUNDERSTORMS WILL STILL BE POSSIBLE OVERNIGHT...BUT THE THREAT OF SEVERE WEATHER HAS SHIFTED EAST. A WIND ADVISORY IS IN EFFECT THROUGH SATURDAY MORNING FOR SUSTAINED% SOUTHWEST WINDS OF 30 TO 40 MPH AND GUSTS TO 55 MPH. DROZD
Local storm report, Apr 6, 10:42 PM CDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
1042 PM CDT FRI APR 06 2001
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....i
1025 PM RED CLOUD NE 60 MPH TSTM GUST
04/06/01 WEBSTER DOWN TREE LIMBSSpecial weather statement, Apr 6, 10:43 PM CDT, 1 hour 24 minutes before
KSZ006-007-018-019-070415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HASTINGS NE 1043 PM CDT FRI APR 6 2001 ...TORNADO WATCH CANCELLED FOR PARTS OF NORTH CENTRAL KANSAS... TORNADO WATCH NUMBER 100 HAS BEEN CANCELLED FOR SMITH... OSBORNE...JEWELL AND MITCHELL COUNTIES. SHOWERS AND A FEW THUNDERSTORMS WILL STILL BE POSSIBLE OVERNIGHT...BUT THE THREAT OF SEVERE WEATHER HAS SHIFTED EAST. A WIND ADVISORY IS IN EFFECT THROUGH SATURDAY MORNING FOR SUSTAINED SOUTHWEST WINDS OF 30 TO 40 MPH AND GUSTS TO 55 MPH. DROZD
Special weather statement, Apr 6, 10:53 PM CDT, 1 hour 14 minutes before
NEZ060-061-072>074-082>084-070430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HASTINGS NE 1053 PM CDT FRI APR 6 2001 ...TORNADO WATCH CANCELLED FOR PARTS OF SOUTH CENTRAL NEBRASKA... TORNADO WATCH NUMBER 100 HAS BEEN CANCELLED FOR BUFFALO...DAWSON... GOSPER...PHELPS...FURNAS...HARLAN...KEARNEY AND FRANKLIN COUNTIES. SHOWERS AND A FEW THUNDERSTORMS WILL STILL BE POSSIBLE OVERNIGHT... BUT THE THREAT OF SEVERE WEATHER HAS SHIFTED EAST. A WIND ADVISORY IS IN EFFECT THROUGH SATURDAY MORNING FOR SUSTAINED SOUTHWEST WINDS OF 30 TO 40 MPH AND GUSTS TO 55 MPH. DROZD
Special weather statement, Apr 6, 11:42 PM CDT, 25 minutes before
NEZ039>041-046>049-062>064-075>077-085>087-070500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HASTINGS NE 1142 PM CDT FRI APR 6 2001 ...TORNADO WATCH CANCELLED FOR SOUTH CENTRAL NEBRASKA... TORNADO WATCH NUMBER 100 HAS BEEN CANCELLED FOR VALLEY...GREELEY... SHERMAN...HOWARD...NANCE...MERRICK...POLK...HALL...HAMILTON...YORK... ADAMS...CLAY...FILLMORE...WEBSTER...NUCKOLLS AND THAYER COUNTIES. SHOWERS AND A FEW THUNDERSTORMS WILL STILL BE POSSIBLE OVERNIGHT... BUT THE THREAT OF SEVERE WEATHER HAD GREATLY DIMINISHED. A WIND ADVISORY IS IN EFFECT THROUGH SATURDAY MORNING FOR SUSTAINED SOUTHWEST WINDS OF 30 TO 40 MPH AND GUSTS TO 55 MPH. DROZD
The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 9:34 PM CDT | Severe Thunderstorm Warning | GID | Furnas | 26 min |
| Apr 6, 10:04 PM CDT | Severe Thunderstorm Warning | GID | Franklin, Webster | 26 min |
| Apr 6, 10:20 PM CDT | Severe Thunderstorm Warning | GID | Adams, Kearney | 25 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.