Alert archive / Nebraska / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 68, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at May 5, 2012, 9:35 PM CDT for 4 counties in Nebraska. It was in force for 40 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
- May 5, 2012, 9:35 PM CDT (02:35 UTC)
- Expired
- May 5, 2012, 10:15 PM CDT
- In force
- 40 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, Cherry County, NE, Thomas County, NE
The radar
The North Platte radar (KLNX), 42 km from the middle of the area, began a volume at 02:35 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 |
|---|---|---|---|
| May 5, 9:38 PM CDT | HAIL 0.75 | 8 Ene Purdum, NE | FEW PEA TO PENNY SIZED HAIL. |
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 |
|---|---|---|---|
| May 5, 6:46 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.6 hours before the alert went out and 124 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.
339 WUUS53 KLBF 060235 SVRLBF NEC009-017-031-171-060315- /O.NEW.KLBF.SV.W.0068.120506T0235Z-120506T0315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 935 PM CDT SAT MAY 5 2012 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN BLAINE COUNTY IN NORTH CENTRAL NEBRASKA... SOUTHWESTERN BROWN COUNTY IN NORTH CENTRAL NEBRASKA... SOUTHEASTERN CHERRY COUNTY IN NORTH CENTRAL NEBRASKA... NORTHEASTERN THOMAS COUNTY IN NORTH CENTRAL NEBRASKA... * UNTIL 1015 PM CDT * AT 930 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR PURDUM...OR 15 MILES EAST OF THEDFORD...AND MOVING NORTHEAST AT 20 MPH. * LOCATIONS IMPACTED INCLUDE... PURDUM...ELSMERE...WILLOW LAKE STATE WILDLIFE MANAGEMENT AREA AND LONG LAKE STATE WILDLIFE MANAGEMENT AREA. 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 4240 10017 4218 9990 4193 10021 4208 10047 TIME...MOT...LOC 0235Z 223DEG 20KT 4206 10028 WIND...HAIL <50MPH 1.00IN $$ KECK
1 follow-up statement
491 WWUS53 KLBF 060253 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 953 PM CDT SAT MAY 5 2012 NEC009-017-031-171-060315- /O.CON.KLBF.SV.W.0068.000000T0000Z-120506T0315Z/ BLAINE NE-BROWN NE-THOMAS NE-CHERRY NE- 953 PM CDT SAT MAY 5 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EXTREME SOUTHEASTERN CHERRY...NORTHEASTERN THOMAS...SOUTHWESTERN BROWN AND NORTHWESTERN BLAINE COUNTIES UNTIL 1015 PM CDT... AT 949 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM HALSEY TO 7 MILES EAST OF WILLOW LAKE STATE WILDLIFE MANAGEMENT AREA...MOVING NORTHEAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... PURDUM...ELSMERE...WILLOW LAKE STATE WILDLIFE MANAGEMENT AREA AND LONG LAKE STATE WILDLIFE MANAGEMENT AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN NORTH PLATTE. && LAT...LON 4205 10037 4232 10007 4218 9990 4193 10020 TIME...MOT...LOC 0252Z 223DEG 26KT 4198 10022 4221 9993 WIND...HAIL <50MPH 1.00IN $$ 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, 9:36 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, 10:10 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Holt, Loup, Rock | 50 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.