Alert archive / Nebraska / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 109, NWS Hastings, NE
NWS Hastings, NE issued this severe thunderstorm warning at Jun 7, 2002, 7:16 PM CDT for Valley County, Nebraska. It was in force for 59 min. 3 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
- Jun 7, 2002, 7:16 PM CDT (00:16 UTC)
- Expired
- Jun 7, 2002, 8:15 PM CDT
- In force
- 59 min
- Issued by
- NWS Hastings, NE
- Area
- Counties, with a storm outline in the text
County Valley County, NE
The radar
The North Platte radar (KLNX), 139 km from the middle of the area, began a volume at 00:16 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 |
|---|---|---|---|
| Jun 7, 7:20 PM CDT | Hail 1 | Ord, NE | |
| Jun 7, 7:36 PM CDT | Hail 1.75 | Ord, NE | |
| Jun 7, 8:25 PM CDT | Hail 0.75 | Arcadia, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 7, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.3 hours before the alert went out and 144 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
- 942 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 3335 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
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 Jun 7, 1:40 PM CDT, 5 hours 36 minutes earlier.
Area forecast discussion, Jun 7, 1:40 PM CDT, 5 hours 36 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HASTINGS NE 140 PM CDT FRI JUN 7 2002 MAIN FOCUS THIS PACKAGE IS CONVECTION TONIGHT. 18Z SURFACE ANALYSIS PLACED FRONT ON A BKX-ANW-FCL. BOUNDARY HAS SAT NEARLY STATIONARY SINCE LIFTING NORTH AFTER LAST EVENINGS CONVECTION. SATELLITE HAS UPPER IMPULSE ALONG NE-SD BORDER W OF VTN WITH CONVECTION JUST N OF FRONT. MODELS IN GOOD AGREEMENT WITH FRONT DRIFTING SOUTH THIS EVENING IN RESPONSE TO VTN IMPULSE AND ANOTHER WEAK IMPULSE TONIGHT LATER TONIGHT. WITH WARMING TEMPERATURES ALOFT AND CONVECTIVE TEMPS NEAR 100 SOUTH OF BOUNDARY...CONVECTION SHOULD FORM ONLY IN AND N OR FRONT THIS EVENING. WSW UPPER FLOW WILL TAKE MOST CONVECTION ALONG FRONT BUT SOME MAY BE STRONG ENOUGH TO TURN INTO LOW LEVEL MOISTURE FIELD. POPS IN 40 PCT RANGE APPEAR APPROPRIATE ABOUT 100 MILES S OF FRONT. FRONT FORECAST TO SHIFT FURTHER N AS UPPER TROF NOW OVER PACIFIC NW MOVES INTO GREAT BASIN TOMORROW. HOT...HUMID AND WINDY WX FORECAST THRU THE WEEKEND WITH EXTREMELY WARM H7 TEMPERATURES CAPPING ANY SHOT AT CONVECTION. WILL HAVE TO WAIT FOR ENERGY ASSOCIATED WITH UPPER TROF MAINLY MON AFTN-MON NGT BEFORE THERE IS ANY CHANCE FOR TSTMS. EVEN THEN... EXTENDED MODELS TAKE ENERGY INTO DAKOTAS LEAVING GID CWA WITH ONLY A CHANCE FOR PCPN. NW UPPER FLOW KEEPS DRY AND MILD WX THRU THE REST OF NEXT WEEK. .GID...NONE. SCHURR
In the hours before
Special weather statement, Jun 7, 3:48 PM CDT, 3 hours 28 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-072300- HAZARDOUS WEATHER OUTLOOK...CORRECTION NATIONAL WEATHER SERVICE HASTINGS NE 348 PM CDT FRI JUN 7 2002 ...SPOTTER ACTIVATION IS POSSIBLE THIS EVENING ACROSS PARTS OF CENTRAL AND SOUTH CENTRAL NEBRASKA BUT SHOULD NOT BE NEEDED IN NORTH CENTRAL KANSAS... SCATTERED THUNDERSTORMS MAY DEVELOP ACROSS NORTHERN NEBRASKA THIS AFTERNOON AND THEN DRIFT INTO CENTRAL AND SOUTH-CENTRAL NEBRASKA THIS EVENING. THE STORMS WILL DEVELOP ALONG A COLD FRONT LATER THIS AFTERNOON AND EVENING...FROM NEAR SIOUX CITY TO IMPERIAL. STORMS WOULD BE EXPECTED IN CENTRAL NEBRASKA AFTER 6 PM. SOME OF THESE STORMS MAY PRODUCE HAIL AND STRONG WINDS. THE MAIN AREA WHERE SEVERE WEATHER MIGHT OCCUR IS ALONG AND NORTH OF A LINE FROM YORK TO HASTINGS TO HOLDREGE. MOST SEVERE WEATHER SHOULD BE OVER WITH BY MIDNIGHT.
Local storm report, Jun 7, 6:33 PM CDT, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
633 PM CDT FRI JUN 07 2002
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0620 PM 7 W ORD NE .75 INCH HAIL
06/07/02 VALLEY REPORTED BY PUBLIC.Local storm report, Jun 7, 7:02 PM CDT, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
702 PM CDT FRI JUN 07 2002
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0659 PM 7 W ORD NE .88 INCH HAIL
06/07/02 VALLEY REPORTED BY PUBLIC.The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 7:49 PM CDT | Severe Thunderstorm Warning | GID | Greeley | 56 min |
| Jun 7, 8:16 PM CDT | Severe Thunderstorm Warning | GID | Valley | 59 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2002Every severe thunderstorm warning in 2002
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.