Alert archive / Nebraska / Tornado Warnings in 2011
Tornado Warning 6, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at May 30, 2011, 5:10 PM CDT for Holt County, Nebraska. It was in force for 35 min. 8 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
- May 30, 2011, 5:10 PM CDT (22:10 UTC)
- Expired
- May 30, 2011, 5:45 PM CDT
- In force
- 35 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
County Holt County, NE
The radar
The North Platte radar (KLNX), 161 km from the middle of the area, began a volume at 22:10 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 30, 5:10 PM CDT | HAIL 2.75 | Atkinson, NE | BASEBALL SIZED HAIL FALLING 1 MILE SOUTH OF ATKINSON ON HIGHWAY 11. |
| May 30, 5:10 PM CDT | HAIL 4 | Atkinson, NE | AT LEAST GRAPEFRUIT SIZE HAIL REPORTED IN THE CENTER OF ATKINSON. TIME OF REPORT WAS 510 PM CDT. |
| May 30, 5:11 PM CDT | HAIL 2.75 | Atkinson, NE | BASEBALL SIZE HAIL FALLING IN SOUTHWEST PART OF ATKINSON. |
| May 30, 5:13 PM CDT | HAIL 1.75 | 2 Se Stuart, NE | GOLF BALL SIZE HAIL FALLING JUST SOUTHEAST OF STUART AS REPORTED BY DEPUTIES. |
| May 30, 5:13 PM CDT | HAIL 2.75 | Atkinson, NE | BASEBALL HAIL FALLING AT COUNTRY CLUB AND ELSEWHERE IN ATKINSON. |
| May 30, 5:16 PM CDT | HAIL 2 | 3 Ne Atkinson, NE | |
| May 30, 5:17 PM CDT | HAIL 4 | 3 Ese Atkinson, NE | NEARLY GRAPEFRUIT SIZE HAIL SIZE MEASURED BY STORM CHASER. ACTUAL DIAMETER OF STONE WAS 3.5 INCHES. |
| May 30, 5:30 PM CDT | TORNADO | 5 N Atkinson, NE | DEPUTIES REPORT 3 TORNADOES ON THE GROUND. 873RD ROAD AND 487TH AVENUE IS APPROXIMATE LOCATION OF REPORT. |
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 30, 2:08 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.2 hours before the alert went out and 223 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
- 1099 J/kg
- Mixed-layer CIN
- -360 J/kg
- Mixed-layer LCL
- 2078 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 296 m²/s²
- 0-3 km storm-relative helicity
- 302 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
960 WFUS53 KLBF 302210 TORLBF NEC089-302245- /O.NEW.KLBF.TO.W.0006.110530T2210Z-110530T2245Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 510 PM CDT MON MAY 30 2011 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... NORTH CENTRAL HOLT COUNTY IN NORTH CENTRAL NEBRASKA... * UNTIL 545 PM CDT * AT 506 PM CDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO NEAR ATKINSON...OR 20 MILES WEST OF ONEILL. DOPPLER RADAR SHOWED THIS TORNADO MOVING NORTHEAST AT 40 MPH. * THE TORNADO WILL BE NEAR... MIDWAY AROUND 540 PM CDT. OTHER LOCATIONS IMPACTED BY THE TORNADO INCLUDE HIGHWAY 11 MILE MARKER 160 AND HIGHWAY 11 MILE MARKER 170. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4283 9884 4275 9853 4242 9900 4254 9918 TIME...MOT...LOC 2210Z 224DEG 33KT 4255 9900 $$ POWER
1 follow-up statement
260 WWUS53 KLBF 302222 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 522 PM CDT MON MAY 30 2011 NEC089-302245- /O.CON.KLBF.TO.W.0006.000000T0000Z-110530T2245Z/ HOLT NE- 522 PM CDT MON MAY 30 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL HOLT COUNTY UNTIL 545 PM CDT... AT 506 PM CDT...A TORNADO WAS REPORTED...3 MILES SOUTH OF ATKINSON WITH THIS STORM. AT 515 THE TORNADO WAS LOCATED 5 MILES NORTHEAST OF ATKINSON...OR 16 MILES NORTHWEST OF ONEILL...MOVING NORTHEAST AT 50 MPH. IN ADDITION...AT 513 BASEBALL HAIL WAS REPORTED IN ATKINSON WAS REPORTED WITH THIS STORM. THE TORNADO WILL BE NEAR... MIDWAY AROUND 530 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN NORTH PLATTE. && LAT...LON 4249 9890 4263 9907 4283 9884 4275 9853 TIME...MOT...LOC 2220Z 234DEG 46KT 4263 9884 $$ POWER
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 10:08 PM CDT | Severe Thunderstorm Warning | LBF | Holt | 52 min |
| May 29, 10:59 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 30 min |
| May 30, 3:57 AM CDT | Wind Advisory | LBF | Blaine, Brown, Chase, Custer, Frontier, Garfield and 11 more | 14 hr |
| May 30, 3:03 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha, Rock | 42 min |
| May 30, 3:09 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 36 min |
| May 30, 3:43 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown | 47 min |
| May 30, 4:08 PM CDT | Severe Thunderstorm Warning | LBF | Brown, Rock | 52 min |
| May 30, 4:18 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Logan | 42 min |
| May 30, 4:28 PM CDT | Tornado Warning | LBF | Rock | 32 min |
| May 30, 4:47 PM CDT | Tornado Warning | LBF | Holt, Rock | 28 min |
| May 30, 4:55 PM CDT | Tornado Warning | LBF | Blaine | 35 min |
| May 30, 5:01 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Logan | 44 min |
| May 30, 5:03 PM CDT | Severe Thunderstorm Warning | LBF | Boyd | 16 min |
| May 30, 5:24 PM CDT | Tornado Warning | LBF | Brown, Loup, Rock | 36 min |
| May 30, 5:33 PM CDT | Flash Flood Warning | LBF | Blaine | 3 hr |
| May 30, 5:37 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Rock | 38 min |
| May 30, 5:43 PM CDT | Tornado Warning | LBF | Boyd, Holt | 32 min |
| May 30, 5:46 PM CDT | Tornado Warning | LBF | Holt, Rock | 29 min |
| May 30, 5:50 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 40 min |
| May 30, 5:50 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant, Sheridan | 40 min |
| May 30, 6:11 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Rock | 49 min |
| May 30, 6:17 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Loup, Rock | 43 min |
| May 30, 6:22 PM CDT | High Wind Warning | LBF | Chase, Frontier, Hayes, Keith, Lincoln, Logan and 2 more | 98 min |
| May 30, 6:25 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 50 min |
| May 30, 6:33 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 42 min |
| May 30, 6:40 PM CDT | Tornado Warning | LBF | Holt | 35 min |
| May 30, 6:54 PM CDT | Tornado Warning | LBF | Boyd, Holt | 21 min |
| May 30, 6:56 PM CDT | Severe Thunderstorm Warning | LBF | Loup | 49 min |
Nearby
Tornado Warnings in Nebraska, 2011Every tornado warning in 2011Tornadoes 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.