Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 96, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 19, 2011, 5:57 PM CDT for 4 counties in Nebraska. It was in force for 33 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 19, 2011, 5:57 PM CDT (22:57 UTC)
- Expired
- Jun 19, 2011, 6:30 PM CDT
- In force
- 33 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Boyd County, NE, Holt County, NE, Keya Paha County, NE, Rock County, NE
The radar
The North Platte radar (KLNX), 139 km from the middle of the area, began a volume at 23:00 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 19, 6:02 PM CDT | HAIL 2.5 | 1 Sw Newport, NE | THE HAIL LASTED FOR 20 MINUTES. |
| Jun 19, 6:36 PM CDT | HAIL 1.75 | 5 Nne Stuart, NE | |
| Jun 19, 6:38 PM CDT | HAIL 1.75 | 6 N Stuart, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.0 hours before the alert went out and 213 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
- 324 J/kg
- Mixed-layer CIN
- -277 J/kg
- Mixed-layer LCL
- 1660 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
279 WUUS53 KLBF 192257 SVRLBF NEC015-089-103-149-192330- /O.NEW.KLBF.SV.W.0096.110619T2257Z-110619T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 557 PM CDT SUN JUN 19 2011 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WEST CENTRAL BOYD COUNTY IN NORTH CENTRAL NEBRASKA... NORTHWESTERN HOLT COUNTY IN NORTH CENTRAL NEBRASKA... EASTERN KEYA PAHA COUNTY IN NORTH CENTRAL NEBRASKA... NORTHEASTERN ROCK COUNTY IN NORTH CENTRAL NEBRASKA... * UNTIL 630 PM CDT * AT 551 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR NEWPORT...OR 11 MILES EAST OF BASSETT...AND MOVING NORTHEAST AT 15 MPH. THIS WARNING REPLACES THE PREVIOUS SEVERE THUNDERSTORM WARNING FOR THE SAME AREA. AT 553 PM CDT HALF DOLLAR SIZE HAIL WAS REPORTED IN THE TOWN OF NEWPORT WITH THIS STORM. * THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF EASTERN KEYA PAHA...NORTHEASTERN ROCK...NORTHWESTERN HOLT AND WEST CENTRAL BOYD COUNTIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. && LAT...LON 4299 9943 4279 9881 4253 9933 4259 9947 TIME...MOT...LOC 2256Z 218DEG 14KT 4261 9930 WIND...HAIL 60MPH 1.50IN $$ JACOBS
2 follow-up statements
739 WWUS53 KLBF 192304 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 604 PM CDT SUN JUN 19 2011 NEC015-089-103-149-192330- /O.CON.KLBF.SV.W.0096.000000T0000Z-110619T2330Z/ BOYD NE-HOLT NE-KEYA PAHA NE-ROCK NE- 604 PM CDT SUN JUN 19 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN ROCK...EASTERN KEYA PAHA...NORTHWESTERN HOLT AND WEST CENTRAL BOYD COUNTIES UNTIL 630 PM CDT... AT 600 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL... AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR NEWPORT...OR 13 MILES EAST OF BASSETT...MOVING NORTHEAST AT 15 MPH. IN ADDITION...AT BASEBALL SIZE HAIL WAS REPORTED 1.5 MILES SOUTHWEST OF NEWPORT WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... MILLS...HIGHWAY 137 MILE MARKER 10 AND HIGHWAY 137 MILE MARKER 20. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. && LAT...LON 4299 9943 4279 9881 4253 9933 4259 9947 TIME...MOT...LOC 2304Z 218DEG 14KT 4263 9927 WIND...HAIL 60MPH 1.50IN $$ JACOBS
534 WWUS53 KLBF 192317 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 617 PM CDT SUN JUN 19 2011 NEC015-089-103-149-192330- /O.CON.KLBF.SV.W.0096.000000T0000Z-110619T2330Z/ BOYD NE-HOLT NE-KEYA PAHA NE-ROCK NE- 617 PM CDT SUN JUN 19 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN ROCK...EASTERN KEYA PAHA...NORTHWESTERN HOLT AND WEST CENTRAL BOYD COUNTIES UNTIL 630 PM CDT... AT 614 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DESTRUCTIVE HAIL UP TO BASEBALL SIZE...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES NORTHEAST OF NEWPORT...OR 16 MILES EAST OF BASSETT...MOVING NORTHEAST AT 15 MPH. LOCATIONS IMPACTED INCLUDE... MILLS...HIGHWAY 137 MILE MARKER 10 AND HIGHWAY 137 MILE MARKER 20. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. && LAT...LON 4299 9943 4279 9881 4253 9933 4259 9947 TIME...MOT...LOC 2317Z 218DEG 14KT 4267 9923 WIND...HAIL 60MPH 2.75IN $$ JACOBS
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 5:22 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Keya Paha, Rock | 38 min |
| Jun 19, 6:15 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Lincoln, Logan | 45 min |
| Jun 19, 6:22 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt, Rock | 38 min |
| Jun 19, 6:31 PM CDT | Tornado Warning | LBF | Lincoln, Logan | 29 min |
| Jun 19, 6:34 PM CDT | Severe Thunderstorm Warning | LBF | Hayes | 41 min |
| Jun 19, 6:54 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 26 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2011Every severe thunderstorm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.