Alert archive / Nebraska / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 201, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 5, 2011, 8:46 PM CDT for Custer County, Nebraska. It was in force for 44 min. 1 report 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
- Jul 5, 2011, 8:46 PM CDT (01:46 UTC)
- Expired
- Jul 5, 2011, 9:30 PM CDT
- In force
- 44 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 50.0 mph
County Custer County, NE
The radar
The North Platte radar (KLNX), 103 km from the middle of the area, began a volume at 01:46 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 5, 9:05 PM CDT | HAIL 1.5 | 15 Sw Callaway, NE | SPARCE HAIL A FEW PING PONG SIZE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 5, 4:47 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.8 hours before the alert went out and 46 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
- 3401 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1292 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 261 m²/s²
- Significant tornado parameter
- 2.5
- Supercell composite
- 20.4
The text
As transmitted, in the capitals the NWS used until 2016.
597 WUUS53 KLBF 060146 SVRLBF NEC041-060230- /O.NEW.KLBF.SV.W.0201.110706T0146Z-110706T0230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 846 PM CDT TUE JUL 5 2011 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN CUSTER COUNTY IN CENTRAL NEBRASKA... * UNTIL 930 PM CDT * AT 846 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. THIS STORM WAS LOCATED 14 MILES SOUTHWEST OF CALLAWAY...OR 21 MILES SOUTH OF ARNOLD...AND MOVING SOUTHEAST AT 20 MPH. * LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF SOUTHWESTERN CUSTER COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. && LAT...LON 4114 10023 4123 9992 4105 9967 4105 10020 TIME...MOT...LOC 0146Z 307DEG 16KT 4112 10005 WIND...HAIL <50MPH 1.50IN $$ SCHULTZ
3 follow-up statements
215 WWUS53 KLBF 060159 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 859 PM CDT TUE JUL 5 2011 NEC041-060230- /O.CON.KLBF.SV.W.0201.000000T0000Z-110706T0230Z/ CUSTER NE- 859 PM CDT TUE JUL 5 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN CUSTER COUNTY UNTIL 930 PM CDT... AT 859 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL. THIS STORM WAS LOCATED 12 MILES WEST OF OCONTO...OR 25 MILES SOUTHEAST OF ARNOLD...MOVING SOUTHEAST AT 20 MPH. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF EXTREME SOUTHERN CUSTER COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. && LAT...LON 4114 10023 4118 9986 4105 9967 4105 10020 TIME...MOT...LOC 0159Z 307DEG 16KT 4108 9997 WIND...HAIL <50MPH 1.75IN $$ SCHULTZ
132 WWUS53 KLBF 060208 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 908 PM CDT TUE JUL 5 2011 NEC041-060230- /O.CON.KLBF.SV.W.0201.000000T0000Z-110706T0230Z/ CUSTER NE- 908 PM CDT TUE JUL 5 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN CUSTER COUNTY UNTIL 930 PM CDT... AT 908 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL. THIS STORM WAS LOCATED 11 MILES SOUTHWEST OF OCONTO...OR 23 MILES NORTHWEST OF LEXINGTON...MOVING SOUTHEAST AT 20 MPH. AT 905 PM CDT...THE PUBLIC REPORTED PING PONG BALL SIZE HAIL WITH THIS STORM 15 MILES SOUTHWEST OF CALLAWAY. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF EXTREME SOUTHERN CUSTER COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. && LAT...LON 4114 10023 4118 9986 4105 9967 4105 10020 TIME...MOT...LOC 0207Z 307DEG 16KT 4106 9993 WIND...HAIL <50MPH 1.75IN $$ SCHULTZ
167 WWUS53 KLBF 060232 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 932 PM CDT TUE JUL 5 2011 NEC041-060242- /O.EXP.KLBF.SV.W.0201.000000T0000Z-110706T0230Z/ CUSTER NE- 932 PM CDT TUE JUL 5 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN CUSTER COUNTY HAS EXPIRED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT. LAT...LON 4114 10023 4118 9986 4105 9967 4105 10020 TIME...MOT...LOC 0208Z 307DEG 16KT 4106 9993 $$ SCHULTZ
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 9:30 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Perkins | 45 min |
| Jul 5, 10:01 PM CDT | Severe Thunderstorm Warning | LBF | Chase | 44 min |
| Jul 5, 11:03 PM CDT | Areal Flood Advisory | LBF | Chase, Perkins | 6 hr |
| Jul 5, 11:38 PM CDT | Severe Thunderstorm Warning | LBF | Frontier, Hayes, Lincoln, Perkins | 52 min |
| Jul 6, 6:20 PM CDT | Areal Flood Advisory | LBF | Custer | 6 hr |
| Jul 6, 6:31 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Sheridan | 44 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.