Alert archive / Nebraska / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 28, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Apr 14, 2012, 4:45 PM CDT for Lincoln County, Logan County, McPherson County, Nebraska. It was in force for 30 min. 4 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
- Apr 14, 2012, 4:45 PM CDT (21:45 UTC)
- Expired
- Apr 14, 2012, 5:15 PM CDT
- In force
- 30 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Lincoln County, NE, Logan County, NE, McPherson County, NE
The radar
The North Platte radar (KLNX), 49 km from the middle of the area, began a volume at 21:46 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 |
|---|---|---|---|
| Apr 14, 4:45 PM CDT | HAIL 1 | Stapleton, NE | |
| Apr 14, 4:46 PM CDT | HAIL 1 | Stapleton, NE | |
| Apr 14, 4:55 PM CDT | HAIL 1 | 4 W Stapleton, NE | 2 TO 3 INCHES OF HAIL COVERING THE GROUND. |
| Apr 14, 5:09 PM CDT | HAIL 1 | 7 N North Platte, NE |
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 |
|---|---|---|---|
| Apr 14, 2:33 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.8 hours before the alert went out and 44 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
- 1610 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 192 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
764 WUUS53 KLBF 142145 SVRLBF NEC111-113-117-142215- /O.NEW.KLBF.SV.W.0028.120414T2145Z-120414T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 445 PM CDT SAT APR 14 2012 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL LINCOLN COUNTY IN SOUTHWEST NEBRASKA... WESTERN LOGAN COUNTY IN WEST CENTRAL NEBRASKA... SOUTHEASTERN MCPHERSON COUNTY IN WEST CENTRAL NEBRASKA... * UNTIL 515 PM CDT * AT 441 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 9 MILES NORTH OF NORTH PLATTE...AND MOVING NORTHEAST AT 60 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... STAPLETON AROUND 500 PM CDT. OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE HIGHWAY 92 MILE MARKER 220...HIGHWAY 83 MILE MARKER 120 AND HIGHWAY 83 MILE MARKER 130. 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. && LAT...LON 4173 10071 4174 10031 4117 10071 4125 10092 TIME...MOT...LOC 2145Z 208DEG 51KT 4132 10074 WIND...HAIL <50MPH 1.00IN $$ POWER
1 follow-up statement
435 WWUS53 KLBF 142205 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 505 PM CDT SAT APR 14 2012 NEC111-117-142214- /O.CAN.KLBF.SV.W.0028.000000T0000Z-120414T2215Z/ LINCOLN NE-MCPHERSON NE- 505 PM CDT SAT APR 14 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MCPHERSON AND NORTH CENTRAL LINCOLN COUNTIES IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED AREA. LAT...LON 4173 10071 4174 10031 4140 10044 4140 10071 TIME...MOT...LOC 2204Z 208DEG 51KT 4156 10057 $$ NEC113-142215- /O.CON.KLBF.SV.W.0028.000000T0000Z-120414T2215Z/ LOGAN NE- 505 PM CDT SAT APR 14 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR LOGAN COUNTY UNTIL 515 PM CDT... AT 500 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED 5 MILES WEST OF STAPLETON...MOVING NORTHEAST AT 30 MPH. THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF LOGAN COUNTY...INCLUDING THE FOLLOWING LOCATIONS HIGHWAY 83 MILE MARKER 130. 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. && LAT...LON 4173 10071 4174 10031 4140 10044 4140 10071 TIME...MOT...LOC 2204Z 208DEG 51KT 4156 10057 WIND...HAIL <50MPH 1.00IN $$ POWER
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 11:21 AM CDT | Severe Thunderstorm Warning | LBF | Wheeler | 54 min |
| Apr 14, 11:28 AM CDT | Severe Thunderstorm Warning | LBF | Garfield | 47 min |
| Apr 14, 12:14 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Wheeler | 28 min |
| Apr 14, 3:14 PM CDT | Wind Advisory | LBF | Arthur, Blaine, Boyd, Brown, Chase, Cherry and 20 more | 31 hr |
| Apr 14, 3:46 PM CDT | Severe Thunderstorm Warning | LBF | Frontier, Lincoln | 44 min |
| Apr 14, 4:01 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan, McPherson | 44 min |
| Apr 14, 4:13 PM CDT | Severe Thunderstorm Warning | LBF | Logan, Thomas | 47 min |
| Apr 14, 4:20 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan, McPherson | 25 min |
| Apr 14, 4:22 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan | 38 min |
| Apr 14, 4:28 PM CDT | Tornado Warning | LBF | Logan, McPherson | 32 min |
| Apr 14, 5:00 PM CDT | Severe Thunderstorm Warning | LBF | Logan | 45 min |
| Apr 14, 5:08 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 22 min |
| Apr 14, 5:19 PM CDT | Flash Flood Warning | LBF | Logan | 4 hr |
| Apr 14, 5:19 PM CDT | Tornado Warning | LBF | Lincoln | 26 min |
| Apr 14, 5:41 PM CDT | Areal Flood Advisory | LBF | Lincoln | 6 hr |
| Apr 14, 5:44 PM CDT | Tornado Warning | LBF | Lincoln | 16 min |
| Apr 14, 6:01 PM CDT | Tornado Warning | LBF | Lincoln | 29 min |
| Apr 14, 6:09 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 51 min |
| Apr 14, 6:09 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 51 min |
| Apr 14, 6:19 PM CDT | Tornado Warning | LBF | Lincoln | 41 min |
| Apr 14, 6:33 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan | 27 min |
| Apr 14, 6:34 PM CDT | Tornado Warning | LBF | Blaine, Custer, Loup | 26 min |
| Apr 14, 6:41 PM CDT | Tornado Warning | LBF | Lincoln | 33 min |
| Apr 14, 6:54 PM CDT | Flash Flood Warning | LBF | Lincoln, Logan | 4 hr |
| Apr 14, 6:55 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan | 65 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2012Every severe thunderstorm warning in 2012
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.