Alert archive / Nebraska / Tornado Warnings in 2008
Tornado Warning 83, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Oct 21, 2008, 3:21 PM MDT for Arthur County, Keith County, McPherson County, Nebraska. It was in force for 24 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
- Oct 21, 2008, 3:21 PM MDT (21:21 UTC)
- Expired
- Oct 21, 2008, 3:45 PM MDT
- In force
- 24 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
Counties Arthur County, NE, Keith County, NE, McPherson County, NE
The radar
The North Platte radar (KLNX), 96 km from the middle of the area, began a volume at 21:23 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 |
|---|---|---|---|
| Oct 21, 3:25 PM MDT | HAIL 0.75 | 14 Sse Arthur, NE | |
| Oct 21, 3:30 PM MDT | HAIL 0.75 | 9 Ne Keystone, 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, 9.4 hours before the alert went out and 76 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
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 496 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 373 m²/s²
- 0-3 km storm-relative helicity
- 438 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 212121 TORLBF NEC005-101-117-212145- /O.NEW.KLBF.TO.W.0083.081021T2121Z-081021T2145Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 321 PM MDT TUE OCT 21 2008 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN KEITH COUNTY IN SOUTHWEST NEBRASKA... SOUTHEASTERN ARTHUR COUNTY IN WEST CENTRAL NEBRASKA... SOUTHWESTERN MCPHERSON COUNTY IN WEST CENTRAL NEBRASKA... * UNTIL 345 PM MDT 445 PM CDT * AT 319 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER NORTH CENTRAL KEITH COUNTY...OR 16 MILES SOUTH OF ARTHUR...MOVING EAST AT 30 MPH. * THE TORNADO WILL BE NEAR... RURAL NORTHEASTERN KEITH COUNTY AT 340 PM MDT 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 4149 10127 4123 10127 4127 10168 4145 10170 TIME...MOT...LOC 2121Z 269DEG 25KT 4136 10156 $$ GARNER
1 follow-up statement
000
WWUS53 KLBF 212135
SVSLBF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
435 PM CDT TUE OCT 21 2008
NEC005-101-117-212145-
/O.CON.KLBF.TO.W.0083.000000T0000Z-081021T2145Z/
MCPHERSON NE-ARTHUR NE-KEITH NE-
335 PM MDT TUE OCT 21 2008
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM MDT 445 PM CDT
FOR NORTHEASTERN KEITH...SOUTHEASTERN ARTHUR AND SOUTHWESTERN
MCPHERSON COUNTIES...
AT 332 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED OVER NORTH CENTRAL
KEITH COUNTY...OR 19 MILES SOUTHEAST OF ARTHUR...MOVING EAST AT 35
MPH.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
LAT...LON 4146 10159 4147 10146 4148 10145 4148 10140
4149 10137 4148 10133 4149 10130 4149 10127
4123 10127 4127 10167
TIME...MOT...LOC 2135Z 267DEG 31KT 4136 10144
$$
GARNERThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 21, 2:03 AM MDT | Winter Storm Watch | LBF | Arthur, Blaine, Boyd, Brown, Chase, Cherry and 17 more | 34 hr |
| Oct 21, 2:21 PM MDT | High Wind Warning | LBF | Arthur, Chase, Deuel, Garden, Grant, Keith and 1 more | 28 hr |
| Oct 21, 2:21 PM MDT | Wind Advisory | LBF | Blaine, Brown, Cherry, Custer, Frontier, Garfield and 11 more | 28 hr |
| Oct 21, 2:38 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Garden, Grant | 52 min |
| Oct 21, 3:12 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Keith, McPherson | 48 min |
| Oct 21, 3:44 PM MDT | Severe Thunderstorm Warning | LBF | Arthur, Keith, Lincoln, McPherson | 27 min |
Nearby
Tornado Warnings in Nebraska, 2008Every tornado warning in 2008Tornadoes in 2008
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.