Alert archive / Nebraska / Tornado Warnings in 2007
Tornado Warning 89, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Aug 13, 2007, 4:06 PM MDT for Cherry County, Nebraska. It was in force for 54 min. 2 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
- Aug 13, 2007, 4:06 PM MDT (22:06 UTC)
- Expired
- Aug 13, 2007, 5:00 PM MDT
- In force
- 54 min
- Issued by
- NWS North Platte, NE
- Area
- Counties, with a storm outline in the text
County Cherry County, NE
The radar
The North Platte radar (KLNX), 60 km from the middle of the area, began a volume at 22:08 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 |
|---|---|---|---|
| Aug 13, 4:35 PM MDT | TSTM WND GST 31 | 31 S Valentine, NE | SOME PEA SIZE HAIL |
| Aug 13, 4:35 PM MDT | HAIL 0.88 | 31 S Valentine, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.1 hours before the alert went out and 152 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
- 650 J/kg
- Mixed-layer CIN
- -412 J/kg
- Mixed-layer LCL
- 2086 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLBF 132206 TORLBF NEC031-132300- /O.NEW.KLBF.TO.W.0089.070813T2206Z-070813T2300Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 506 PM CDT MON AUG 13 2007 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL CHERRY COUNTY IN NORTH CENTRAL NEBRASKA... * UNTIL 600 PM CDT * AT 504 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR VALENTINE NATIONAL WILDLIFE REFUGE...OR ABOUT 24 MILES SOUTH OF VALENTINE... MOVING SOUTHEAST AT 20 MPH. * THE TORNADO WILL BE NEAR... HIGHWAY 83 CROSSING GOOSE CREEK BY 530 PM CDT... 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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING FOR NORTHWESTERN NEBRASKA. LAT...LON 4265 10063 4238 10074 4218 10021 4259 10021 $$ 13
2 follow-up statements
000 WWUS53 KLBF 132232 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 532 PM CDT MON AUG 13 2007 NEC031-132300- /O.CON.KLBF.TO.W.0089.000000T0000Z-070813T2300Z/ CHERRY NE- 532 PM CDT MON AUG 13 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR EAST CENTRAL CHERRY COUNTY... AT 531 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HIGHWAY 83 CROSSING GOOSE CREEK...OR ABOUT 31 MILES SOUTH OF VALENTINE...MOVING SOUTH AT 15 MPH. THE TORNADO WILL BE NEAR... RURAL EASTERN CHERRY COUNTY AT 550 PM CDT IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING FOR NORTHWESTERN NEBRASKA. LAT...LON 4265 10063 4238 10074 4218 10021 4259 10021 $$ 13
000 WWUS53 KLBF 132300 SVSLBF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 559 PM CDT MON AUG 13 2007 NEC031-132309- /O.EXP.KLBF.TO.W.0089.000000T0000Z-070813T2300Z/ CHERRY NE- 559 PM CDT MON AUG 13 2007 ...THE TORNADO WARNING FOR EAST CENTRAL CHERRY COUNTY EXPIRES AT 600 PM CDT... THE STORM WHICH HAD PROMPTED THE WARNING HAS SHOWN SIGNS OF WEAKENING AND THE WARNING WILL BE ALLOWED TO EXPIRE. WIND GUSTS TO 45 MPH...DIME SIZE HAIL AND HEAVY RAINFALL CAN STILL BE EXPECTED ACROSS SOUTHEAST CHERRY COUNTY OVER THE NEXT HOURS AS THIS STORM CONTINUES TO MOVE SOUTHWARD AT AROUND 20 MPH. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING FOR NORTHWESTERN NEBRASKA. LAT...LON 4265 10063 4238 10074 4218 10021 4259 10021 $$ 13
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 3:59 AM MDT | Red Flag Warning | LBF | Arthur, Blaine, Boyd, Brown, Cherry, Deuel and 12 more | 17 hr |
| Aug 13, 3:21 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Cherry, Keya Paha | 54 min |
| Aug 13, 3:52 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 53 min |
| Aug 13, 4:15 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 60 min |
| Aug 13, 4:58 PM MDT | Severe Thunderstorm Warning | LBF | Boyd, Keya Paha | 51 min |
Nearby
Tornado Warnings in Nebraska, 2007Every tornado warning in 2007Tornadoes in 2007
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.