Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 183, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 15, 1996, 3:30 PM MDT for Garden County, Nebraska. It was in force for 50 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
- Jul 15, 1996, 3:30 PM MDT (21:30 UTC)
- Expired
- Jul 15, 1996, 4:20 PM MDT
- In force
- 50 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Garden County, NE
The radar
The North Platte radar (KLNX), 151 km from the middle of the area, began a volume at 21:32 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 |
|---|---|---|---|
| Jul 15, 3:40 PM MDT | Hail 1.75 | Oshkosh, NE | |
| Jul 15, 4:28 PM MDT | Thunderstorm Wind 52 | Lewellen, 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, 9.5 hours before the alert went out and 155 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1954 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 142 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLBF 152131 SVRLBF NEC069-152220- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 430 PM CDT (330 PM MDT) MON JUL 15 1996 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 420 PM MDT (520 PM CDT) FOR PEOPLE IN THE FOLLOWING LOCATION... IN THE PANHANDLE OF NEBRASKA ...EAST CENTRAL GARDEN COUNTY AT 329 PM MDT...A SEVERE THUNDERSTORM WAS INDICATED BY NORTH PLATTE DOPPLER RADAR 44 MILES NORTHWEST OF OGALLALA OR 7 MILES EAST SOUTHEAST OF CRESCENT LAKE MOVING EAST SOUTHEAST AT 29 MPH. THIS STORM IS EXPECTED TO REMAIN IN OPEN COUNTRY. A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDRERSTORMS CAN PRODUCE TORNADOES. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. IF YOU ARE IN THE PATH OF THIS STORM YOU SHOULD MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.
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, Jul 15, 10:00 AM MDT, 5 hours 30 minutes before
NEZ004>010-022>029-035>038-056>059-069>071-161200- SEVERE WEATHER OUTLOOK FOR WESTERN AND NORTH CENTRAL NEBRASKA NATIONAL WEATHER SERVICE NORTH PLATTE NE 1100 AM CDT (1000 AM MDT) MON JUL 15 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 GROUPS IN WESTERN AND PARTS OF NORTH CENTRAL NEBRASKA SHOULD BE ALERT AND READY FOR ACTIVATION THIS EVENING AND TONIGHT... THERE IS A SLIGHT CHANCE FOR SEVERE THUNDERSTORMS BY EARLY EVENING ACROSS THE WESTERN MOST PORTION OF THE OUTLOOK AREA INITIALLY THEN TO WEST OF A LINE FROM VALENTINE TO BROKEN BOW BY TONIGHT. THUNDERSTORMS ARE POSSIBLE THIS EVENING AND TONIGHT ACROSS THE REMAINDER OF THE OUTLOOK AREA...BUT ARE NOT EXPECTED TO REACH SEVERE LIMITS. AN AREA OF LOW PRESSURE WILL DEVELOP ALONG THE FOOTHILLS OF THE ROCKIES BY AFTERNOON. AHEAD OF THIS FEATURE...SOUTHERLY WINDS WILL TRANSPORT WARM AIR AND ADDITIONAL MOISTURE BACK INTO THE WESTERN PORTION OF THE OUTLOOK AREA. THE RESULT WILL BE A DESTABILIZING ATMOSPHERE ALLOWING THE DEVELOPMENT OF THUNDERSTORMS BY LATE AFTERNOON ACROSS THE WEST. AS AN UPPER LEVEL DISTURBANCE APPROACHES THE AREA TONIGHT...ADDITIONAL ENERGY WILL BE AVAILABLE FOR SOME THUNDERSTORMS TO BECOME SEVERE OVER THE WESTERN PORTION OF THE OUTLOOK AREA INITIALLY. JWS
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 4:07 PM MDT | Severe Thunderstorm Warning | LBF | Garden, Keith | 48 min |
| Jul 15, 4:34 PM MDT | Tornado Warning | LBF | Keith | 31 min |
| Jul 15, 5:03 PM MDT | Severe Thunderstorm Warning | LBF | Keith | 62 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.