Alert archive / Nebraska / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 74, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at May 5, 2012, 10:10 PM CDT for 5 counties in Nebraska. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 5, 2012, 10:10 PM CDT (03:10 UTC)
- Expired
- May 5, 2012, 11:00 PM CDT
- In force
- 50 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Blaine County, NE, Brown County, NE, Holt County, NE, Loup County, NE, Rock County, NE
The radar
The North Platte radar (KLNX), 67 km from the middle of the area, began a volume at 03:12 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 5, 6:46 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 5, 10:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.2 hours before the alert went out and 128 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
- 2096 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1143 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 179 m²/s²
- 0-3 km storm-relative helicity
- 430 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 32.7
The text
As transmitted, in the capitals the NWS used until 2016.
680 WUUS53 KLBF 060310 SVRLBF NEC009-017-089-115-149-060400- /O.NEW.KLBF.SV.W.0074.120506T0310Z-120506T0400Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 1010 PM CDT SAT MAY 5 2012 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN BLAINE COUNTY IN NORTH CENTRAL NEBRASKA... SOUTHEASTERN BROWN COUNTY IN NORTH CENTRAL NEBRASKA... EXTREME WEST CENTRAL HOLT COUNTY IN NORTH CENTRAL NEBRASKA... NORTHWESTERN LOUP COUNTY IN NORTH CENTRAL NEBRASKA... SOUTHERN ROCK COUNTY IN NORTH CENTRAL NEBRASKA... * UNTIL 1100 PM CDT * AT 1007 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 11 MILES SOUTHEAST OF PURDUM TO 13 MILES WEST OF ROSE...AND MOVING EAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... TWIN LAKES STATE WILDLIFE MANAGEMENT AREA...ROSE...BROWN LAKE... HIGHWAY 7 MILE MARKER 10 AND HIGHWAY 183 MILE MARKER 150. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4196 10021 4229 9980 4236 9912 4197 9961 TIME...MOT...LOC 0310Z 261DEG 23KT 4201 10005 4224 9975 WIND...HAIL <50MPH 1.00IN $$ KECK
2 follow-up statements
131 WWUS53 KLBF 060330 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 1030 PM CDT SAT MAY 5 2012 NEC009-017-089-115-149-060400- /O.CON.KLBF.SV.W.0074.000000T0000Z-120506T0400Z/ BLAINE NE-BROWN NE-HOLT NE-LOUP NE-ROCK NE- 1030 PM CDT SAT MAY 5 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN ROCK...NORTHWESTERN LOUP...EXTREME WEST CENTRAL HOLT...SOUTHEASTERN BROWN AND NORTHEASTERN BLAINE COUNTIES UNTIL 1100 PM CDT... AT 1026 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES NORTH OF BREWSTER TO 8 MILES NORTHWEST OF ROSE...MOVING EAST AT 25 MPH. LOCATIONS IMPACTED INCLUDE... TWIN LAKES STATE WILDLIFE MANAGEMENT AREA...ROSE...BROWN LAKE AND HIGHWAY 183 MILE MARKER 150. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4201 10011 4229 9978 4236 9912 4197 9961 TIME...MOT...LOC 0330Z 258DEG 22KT 4204 9987 4227 9959 WIND...HAIL <50MPH 1.00IN $$ KECK
854 WWUS53 KLBF 060341 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 1041 PM CDT SAT MAY 5 2012 NEC009-017-089-115-149-060400- /O.CON.KLBF.SV.W.0074.000000T0000Z-120506T0400Z/ BLAINE NE-BROWN NE-HOLT NE-LOUP NE-ROCK NE- 1041 PM CDT SAT MAY 5 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN ROCK...NORTHWESTERN LOUP...EXTREME WEST CENTRAL HOLT...SOUTHEASTERN BROWN AND NORTHEASTERN BLAINE COUNTIES UNTIL 1100 PM CDT... AT 1039 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 9 MILES NORTHEAST OF BREWSTER TO TWIN LAKES STATE WILDLIFE MANAGEMENT AREA... MOVING EAST AT 25 MPH. LOCATIONS IMPACTED INCLUDE... ROSE...BROWN LAKE AND HIGHWAY 183 MILE MARKER 150. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 4201 10011 4228 9966 4236 9912 4197 9961 TIME...MOT...LOC 0342Z 258DEG 22KT 4205 9977 4228 9949 WIND...HAIL <50MPH 1.00IN $$ KECK
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 8:43 PM CDT | Severe Thunderstorm Warning | LBF | Logan, Thomas | 47 min |
| May 5, 8:59 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Rock | 46 min |
| May 5, 9:20 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan, McPherson | 40 min |
| May 5, 9:20 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Holt, Rock | 40 min |
| May 5, 9:29 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Logan, Thomas | 46 min |
| May 5, 9:35 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Cherry, Thomas | 40 min |
| May 5, 9:36 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt, Keya Paha, Rock | 39 min |
| May 5, 9:42 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Rock | 48 min |
| May 5, 9:55 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Holt, Rock | 35 min |
| May 5, 10:00 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan, McPherson | 45 min |
| May 5, 10:06 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Logan | 39 min |
| May 5, 10:24 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 51 min |
| May 5, 10:28 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Loup | 47 min |
| May 5, 10:30 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Holt, Rock | 60 min |
| May 5, 10:43 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln, Logan | 47 min |
| May 5, 10:57 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Loup, Rock | 48 min |
| May 5, 11:02 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Loup, Rock | 29 min |
| May 5, 11:19 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 41 min |
| May 5, 11:28 PM CDT | Severe Thunderstorm Warning | LBF | Custer, Logan | 47 min |
| May 5, 11:29 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 46 min |
| May 6, 12:10 AM CDT | Severe Thunderstorm Warning | LBF | Custer | 50 min |
| May 6, 12:23 AM CDT | Areal Flood Advisory | LBF | Lincoln, Logan, McPherson | 7 hr |
| May 6, 12:59 AM CDT | Severe Thunderstorm Warning | LBF | Custer, Loup | 31 min |
| May 6, 3:20 AM CDT | Wind Advisory | LBF | Chase, Custer, Frontier, Hayes, Lincoln, Perkins | 7 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.