Alert archive / Nebraska / Tornado Warnings in 2009
Tornado Warning 35, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Jun 15, 2009, 5:09 PM MDT for Perkins County, Nebraska. It was in force for 39 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
- Jun 15, 2009, 5:09 PM MDT (23:09 UTC)
- Expired
- Jun 15, 2009, 5:48 PM MDT
- In force
- 39 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
County Perkins County, NE
The radar
The Goodland radar (KGLD), 158 km from the middle of the area, began a volume at 23:10 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 15, 2:34 PM MDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.2 hours before the alert went out and 118 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
- 309 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLBF 152309 TORLBF NEC135-160000- /O.NEW.KLBF.TO.W.0035.090615T2309Z-090616T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 509 PM MDT MON JUN 15 2009 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN PERKINS COUNTY IN SOUTHWEST NEBRASKA... * UNTIL 600 PM MDT * AT 506 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR VENANGO... OR 15 MILES WEST OF GRANT...MOVING EAST AT 15 MPH. * THE TORNADO WILL BE NEAR... BRANDON BY 520 PM MDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 4070 10204 4084 10205 4090 10176 4074 10171 TIME...MOT...LOC 2309Z 255DEG 14KT 4077 10199 $$ MASEK
2 follow-up statements
000 WWUS53 KLBF 152329 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 529 PM MDT MON JUN 15 2009 NEC135-160000- /O.CON.KLBF.TO.W.0035.000000T0000Z-090616T0000Z/ PERKINS NE- 529 PM MDT MON JUN 15 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM MDT FOR SOUTHWESTERN PERKINS COUNTY... AT 527 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR BRANDON...OR 12 MILES WEST OF GRANT...MOVING NORTHEAST AT 10 MPH. THE TORNADO WILL BE NEAR... RURAL SOUTHWESTERN PERKINS COUNTY THROUGH 600 PM MDT PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM MDT MONDAY EVENING FOR SOUTHWESTERN NEBRASKA. && LAT...LON 4070 10204 4084 10205 4090 10176 4074 10171 TIME...MOT...LOC 2328Z 246DEG 8KT 4079 10193 $$ MASEK
000 WWUS53 KLBF 152348 RRA SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 548 PM MDT MON JUN 15 2009 NEC135-152358- /O.CAN.KLBF.TO.W.0035.000000T0000Z-090616T0000Z/ PERKINS NE- 548 PM MDT MON JUN 15 2009 ...THE TORNADO WARNING FOR SOUTHWESTERN PERKINS COUNTY IS CANCELLED... THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM MDT MONDAY EVENING FOR SOUTHWESTERN NEBRASKA. LAT...LON 4070 10204 4084 10205 4090 10176 4074 10171 TIME...MOT...LOC 2348Z 246DEG 8KT 4081 10188 $$ MASEK
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 2:45 PM MDT | Severe Thunderstorm Warning | LBF | Logan | 60 min |
| Jun 15, 3:06 PM MDT | Tornado Warning | LBF | Logan | 24 min |
| Jun 15, 3:12 PM MDT | Severe Thunderstorm Warning | LBF | Logan, Thomas | 63 min |
| Jun 15, 3:29 PM MDT | Tornado Warning | LBF | Logan | 31 min |
| Jun 15, 3:32 PM MDT | Tornado Warning | LBF | Keith, Lincoln | 43 min |
| Jun 15, 3:33 PM MDT | Tornado Warning | LBF | Thomas | 27 min |
| Jun 15, 3:56 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Thomas | 64 min |
| Jun 15, 3:59 PM MDT | Tornado Warning | LBF | Logan | 31 min |
| Jun 15, 4:14 PM MDT | Tornado Warning | LBF | Lincoln | 46 min |
| Jun 15, 4:27 PM MDT | Areal Flood Advisory | LBF | Lincoln | 4 hr |
| Jun 15, 4:35 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 55 min |
| Jun 15, 4:39 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 66 min |
| Jun 15, 4:49 PM MDT | Severe Thunderstorm Warning | LBF | Perkins | 56 min |
| Jun 15, 4:59 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 36 min |
| Jun 15, 4:59 PM MDT | Tornado Warning | LBF | Lincoln | 46 min |
| Jun 15, 5:08 PM MDT | Flash Flood Warning | LBF | Lincoln | 4 hr |
| Jun 15, 5:28 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer | 62 min |
| Jun 15, 5:44 PM MDT | Severe Thunderstorm Warning | LBF | Lincoln | 46 min |
| Jun 15, 5:45 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha | 30 min |
| Jun 15, 5:54 PM MDT | Tornado Warning | LBF | Lincoln | 51 min |
Nearby
Tornado Warnings in Nebraska, 2009Every tornado warning in 2009Tornadoes in 2009
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.