Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 330, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Aug 14, 1996, 12:45 PM MDT for Keith County, Nebraska. It was in force for 45 min. 1 report 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
- Aug 14, 1996, 12:45 PM MDT (18:45 UTC)
- Expired
- Aug 14, 1996, 1:30 PM MDT
- In force
- 45 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Keith County, NE
The radar
The North Platte radar (KLNX), 124 km from the middle of the area, began a volume at 18:48 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 |
|---|---|---|---|
| Aug 14, 12:50 PM MDT | Hail 1 | Brule, 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 12:00Z, 6.8 hours before the alert went out and 89 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
- 205 J/kg
- Mixed-layer CIN
- -162 J/kg
- Mixed-layer LCL
- 955 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Aug 14, 10:32 AM MDT, 2 hours 13 minutes before
NEZ004>010-022>029-035>038-056>059-069>071-151200- SEVERE WEATHER OUTLOOK FOR WESTERN AND NORTH CENTRAL NEBRASKA NATIONAL WEATHER SERVICE NORTH PLATTE NE 1130 AM CDT (1030 AM MDT) WED AUG 14 1996 THIS OUTLOOK PERTAINS TO THE FOLLOWING NEBRASKA COUNTIES... ARTHUR BLAINE BOYD BROWN CHASE CHERRY CUSTER DEUEL FRONTIER GARDEN GARFIELD GRANT HAYES HOLT HOOKER KEITH KEYA PAHA LINCOLN LOGAN LOUP MCPHERSON PERKINS ROCK SHERIDAN THOMAS WHEELER ...STORM SPOTTER ACTIVATION MAY BE REQUIRED OVER PARTS OF WESTERN NEBRASKA THIS AFTERNOON AND TONIGHT... THERE IS A SLIGHT CHANCE FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND TONIGHT MAINLY WEST OF A LINE FROM RUSHVILLE TO NORTH PLATTE. SCATTERED THUNDERSTORMS WILL ALSO BE POSSIBLE THIS AFTERNOON OVER THE REST OF THE OUTLOOK AREA BUT ARE NOT EXPECTED TO BECOME SEVERE. A WEAK COLD FRONT WILL SAG SOUTHWARD ACROSS THE SOUTHERN PORTION OF THE OUTLOOK AREA BY AFTERNOON. THIS FRONT WILL BEGIN TO MOVE EASTWARD OVER THE WESTERN PORTION OF THE AREA AS A WARM FRONT AND IS EXPECTED TO TRIGGER THUNDERSTORMS OVER THIS AREA. AT THE SURFACE...A MOIST SOUTHEASTERLY WIND WILL BRING ADDITIONAL MOISTURE INTO THE WESTERN PORTION OF THE AREA. THIS AIRMASS WILL BECOME UNSTABLE BY MID AFTERNOON AND AS AN UPPER LEVEL DISTURBANCE MOVES INTO THE AREA...A FEW THUNDERSTORMS MAY BECOME SEVERE BY LATE AFTERNOON. FS
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 5:16 AM MDT | Severe Thunderstorm Warning | LBF | Custer, Lincoln | 59 min |
| Aug 14, 12:51 PM MDT | Severe Thunderstorm Warning | LBF | Perkins | 64 min |
| Aug 14, 1:48 PM MDT | Severe Thunderstorm Warning | LBF | Chase | 62 min |
| Aug 14, 1:55 PM MDT | Severe Thunderstorm Warning | LBF | Perkins | 45 min |
| Aug 14, 2:19 PM MDT | Severe Thunderstorm Warning | LBF | Hayes | 46 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1996Every severe thunderstorm warning in 1996
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.