Alert archive / Nebraska / Tornado Warnings in 2020
Tornado Warning 11, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Jul 8, 2020, 6:00 PM MDT for Perkins County, Nebraska. It was in force for 45 min. 3 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
- Jul 8, 2020, 6:00 PM MDT (00:00 UTC)
- Expired
- Jul 8, 2020, 6:45 PM MDT
- In force
- 45 min
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Perkins County, NE
The radar
The Goodland radar (KGLD), 158 km from the middle of the area, began a volume at 00:00 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 |
|---|---|---|---|
| Jul 8, 6:01 PM MDT | TORNADO | 2 W Grant, NE | LANDSPOUT TORNADO ROPING UP, GETTING THINNDER. GUSTS UP TO 50 MPH, BLOWING DIRT. |
| Jul 8, 6:11 PM MDT | TORNADO | 10 Ne Amherst, NE | MULTIPLE SPOTTER REPORTS OF UP TO THREE LANDSPOUT TORNADOES. |
| Jul 8, 6:25 PM MDT | TSTM WND GST 58 | 1 E Grant, NE | UNL MESONET |
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 |
|---|---|---|---|
| Jul 8, 4:10 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.0 hours before the alert went out and 113 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
- 2624 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 2346 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.6
The text
As transmitted.
665
WFUS53 KLBF 090000
TORLBF
NEC135-090045-
/O.NEW.KLBF.TO.W.0011.200709T0000Z-200709T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
600 PM MDT Wed Jul 8 2020
The National Weather Service in North Platte has issued a
* Tornado Warning for...
Southwestern Perkins County in southwestern Nebraska...
* Until 645 PM MDT.
* At 558 PM MDT, a line of thunderstorm capable of producing
landspouts tornadoes was located along a long from near Venango to
near Grant. The storms are nearly stationary.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Grant around 645 PM MDT.
Other locations impacted by this tornadic thunderstorm include
Brandon.
This includes Highway 61 between mile markers 57 and 71.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4081 10205 4094 10156 4071 10164 4070 10182
4070 10205
TIME...MOT...LOC 2358Z 262DEG 14KT 4074 10201
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Taylor2 follow-up statements
185
WWUS53 KLBF 090015
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
615 PM MDT Wed Jul 8 2020
NEC135-090045-
/O.CON.KLBF.TO.W.0011.000000T0000Z-200709T0045Z/
Perkins NE-
615 PM MDT Wed Jul 8 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM MDT FOR
SOUTHWESTERN PERKINS COUNTY...
At 612 PM MDT, a line of thunderstorms capable of producing
landspout type tornadoes was located along a line from near Venango
to Grant. Remain vigilant for development of these landspout type
tornadoes.
HAZARD...landspout type tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Grant around 655 PM MDT.
Other locations impacted by this tornadic thunderstorm include
Brandon.
This includes Highway 61 between mile markers 57 and 71.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4081 10205 4094 10156 4071 10164 4070 10182
4070 10205
TIME...MOT...LOC 0012Z 262DEG 14KT 4075 10194
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Taylor961
WWUS53 KLBF 090037
SVSLBF
Severe Weather Statement
National Weather Service North Platte NE
637 PM MDT Wed Jul 8 2020
NEC135-090047-
/O.EXP.KLBF.TO.W.0011.000000T0000Z-200709T0045Z/
Perkins NE-
637 PM MDT Wed Jul 8 2020
...THE TORNADO WARNING FOR SOUTHWESTERN PERKINS COUNTY WILL EXPIRE AT
645 PM MDT...
The tornadic thunderstorm which prompted the warning has been
replaced with a severe thunderstorm warning.
A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for
southwestern Nebraska.
LAT...LON 4081 10205 4094 10156 4071 10164 4070 10182
4070 10205
TIME...MOT...LOC 0037Z 262DEG 14KT 4076 10182
$$
TaylorThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 6:02 PM MDT | Flash Flood Warning | LBF | Keya Paha | 2 hr |
| Jul 8, 6:04 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Keya Paha, Rock | 41 min |
| Jul 8, 6:19 PM MDT | Severe Thunderstorm Warning | LBF | Keith | 41 min |
| Jul 8, 6:26 PM MDT | Severe Thunderstorm Warning | LBF | Sheridan | 49 min |
| Jul 8, 6:33 PM MDT | Severe Thunderstorm Warning | LBF | Chase, Keith, Perkins | 42 min |
| Jul 8, 6:44 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Cherry | 46 min |
| Jul 8, 6:45 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Garden, Grant, Hooker, Sheridan | 45 min |
| Jul 8, 7:04 PM MDT | Tornado Warning | LBF | Thomas | 41 min |
| Jul 8, 7:07 PM MDT | Severe Thunderstorm Warning | LBF | Boyd, Brown, Holt, Rock | 38 min |
| Jul 8, 7:16 PM MDT | Special Weather Statement | LBF | Lincoln | 29 min |
| Jul 8, 7:21 PM MDT | Special Weather Statement | LBF | Chase | 24 min |
| Jul 8, 7:26 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Brown, Loup, Rock, Thomas | 49 min |
| Jul 8, 7:36 PM MDT | Special Weather Statement | LBF | Logan | 39 min |
| Jul 8, 7:38 PM MDT | Severe Thunderstorm Warning | LBF | Garfield, Holt, Rock, Wheeler | 52 min |
| Jul 8, 7:45 PM MDT | Severe Thunderstorm Warning | LBF | Thomas | 45 min |
| Jul 8, 7:54 PM MDT | Severe Thunderstorm Warning | LBF | Frontier, Hayes, Lincoln | 51 min |
| Jul 8, 8:04 PM MDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Garfield, Lincoln, Logan, Loup and 3 more | 41 min |
| Jul 8, 8:27 PM MDT | Special Weather Statement | LBF | Custer | 48 min |
| Jul 8, 8:49 PM MDT | Areal Flood Advisory | LBF | Blaine, Loup, Thomas | 77 min |
| Jul 8, 8:51 PM MDT | Special Weather Statement | LBF | Custer | 39 min |
| Jul 8, 8:53 PM MDT | Special Weather Statement | LBF | Garfield, Wheeler | 52 min |
| Jul 8, 9:03 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 42 min |
| Jul 8, 9:16 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 59 min |
| Jul 8, 9:31 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 29 min |
| Jul 8, 11:21 PM MDT | Special Weather Statement | LBF | Frontier | 39 min |
Nearby
Tornado Warnings in Nebraska, 2020Every tornado warning in 2020Tornadoes in 2020
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.